Пример #1
0
int main( int argc, char *argv[] )
{
  static LALStatus      status;

  LALPlaygroundDataMask  dataType = unspecified_data_type;
  SnglInspiralParameterTest  test = unspecified_test;

  INT4  startTime = -1;
  LIGOTimeGPS startTimeGPS = {0,0};
  INT4  endTime = -1;
  LIGOTimeGPS endTimeGPS = {0,0};
  INT4  startChunkTime = -1;
  LIGOTimeGPS startChunkTimeGPS = {0,0};
  INT4  endChunkTime = -1;
  LIGOTimeGPS endChunkTimeGPS = {0,0};
  int   coherentRun = 0;
  INT4  coherentBuffer = 64;
  CHAR  inputIFO[LIGOMETA_IFO_MAX];
  CHAR  outputIFO[LIGOMETA_IFO_MAX];
  CHAR  comment[LIGOMETA_COMMENT_MAX];
  CHAR *userTag = NULL;
  CHAR *ifoTag = NULL;

  CHAR  fileName[FILENAME_MAX];

  INT4  numTriggers = 0;

  SnglInspiralTable    *inspiralEventList=NULL;
  SnglInspiralTable    *currentTrigger = NULL;

  SearchSummvarsTable  *inputFiles = NULL;
  SearchSummvarsTable  *thisInputFile = NULL;

  SearchSummaryTable   *searchSummList = NULL;
  SearchSummaryTable   *thisSearchSumm = NULL;

  MetadataTable         proctable;
  MetadataTable         processParamsTable;
  MetadataTable         searchsumm;
  MetadataTable         searchSummvarsTable;
  MetadataTable         inspiralTable;
  ProcessParamsTable   *this_proc_param = NULL;
  LIGOLwXMLStream       xmlStream;
  INT4                  outCompress = 0;

  INT4                  i;

  /* LALgetopt arguments */
  struct LALoption long_options[] =
  {
    {"verbose",                no_argument,     &vrbflg,                  1 },
    {"check-times",            no_argument, &checkTimes,                  1 },
    {"write-compress",         no_argument,           &outCompress,       1 },
    {"input-ifo",              required_argument,     0,                 'a'},
    {"output-ifo",             required_argument,     0,                 'b'},
    {"parameter-test",         required_argument,     0,                 'A'},
    {"data-type",              required_argument,     0,                 'D'},
    {"gps-start-time",         required_argument,     0,                 'q'},
    {"gps-end-time",           required_argument,     0,                 'r'},
    {"comment",                required_argument,     0,                 's'},
    {"coherent-run",           no_argument,           &coherentRun,       1 },
    {"coherent-buffer",        required_argument,     &coherentBuffer,   't'},
    {"user-tag",               required_argument,     0,                 'Z'},
    {"userTag",                required_argument,     0,                 'Z'},
    {"ifo-tag",                required_argument,     0,                 'I'},
    {"help",                   no_argument,           0,                 'h'},
    {"version",                no_argument,           0,                 'V'},
    {0, 0, 0, 0}
  };
  int c;

  /*
   * 
   * initialize things
   *
   */

  lal_errhandler = LAL_ERR_EXIT;
  setvbuf( stdout, NULL, _IONBF, 0 );

  /* create the process and process params tables */
  proctable.processTable = (ProcessTable *) calloc( 1, sizeof(ProcessTable) );
  XLALGPSTimeNow(&(proctable.processTable->start_time));
  XLALPopulateProcessTable(proctable.processTable, PROGRAM_NAME, lalAppsVCSIdentId,
      lalAppsVCSIdentStatus, lalAppsVCSIdentDate, 0);
  this_proc_param = processParamsTable.processParamsTable = 
    (ProcessParamsTable *) calloc( 1, sizeof(ProcessParamsTable) );
  memset( comment, 0, LIGOMETA_COMMENT_MAX * sizeof(CHAR) );

  /* create the search summary and zero out the summvars table */
  searchsumm.searchSummaryTable = (SearchSummaryTable *)
    calloc( 1, sizeof(SearchSummaryTable) );


  /* parse the arguments */
  while ( 1 )
  {
    /* LALgetopt_long stores long option here */
    int option_index = 0;
    long int gpstime;
    size_t LALoptarg_len;

    c = LALgetopt_long_only( argc, argv,
        "a:b:hq:r:s:t:A:I:VZ:", long_options,
        &option_index );

    /* detect the end of the options */
    if ( c == -1 )
    {
      break;
    }

    switch ( c )
    {
      case 0:
        /* if this option set a flag, do nothing else now */
        if ( long_options[option_index].flag != 0 )
        {
          break;
        }
        else
        {
          fprintf( stderr, "Error parsing option %s with argument %s\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        break;

      case 'a':
        /* name of input ifo*/
        strncpy( inputIFO, LALoptarg, LIGOMETA_IFO_MAX );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'b':
        /* name of output ifo */
        strncpy( outputIFO, LALoptarg, LIGOMETA_IFO_MAX );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'A':
        /* comparison used to test for uniqueness of triggers */
        if ( ! strcmp( "m1_and_m2", LALoptarg ) )
        {
          test = m1_and_m2;
        }
        else if ( ! strcmp( "psi0_and_psi3", LALoptarg ) )
        {
          test = psi0_and_psi3;
        }
        else if ( ! strcmp( "mchirp_and_eta", LALoptarg ) )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "mchirp_and_eta test specified, not implemented for trigbank: "
              "%s (must be m1_and_m2, psi0_and_psi3, no_test)\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        else if ( ! strcmp( "no_test", LALoptarg ) )
        {
          test = no_test;
        }
        else
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "unknown test specified: "
              "%s (must be m1_and_m2, psi0_and_psi3,no_test, or mchirp_and_eta)\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;


      case 'D':
        /* type of data to analyze */
        if ( ! strcmp( "playground_only", LALoptarg ) )
        {
          dataType = playground_only;
        }
        else if ( ! strcmp( "exclude_play", LALoptarg ) )
        {
          dataType = exclude_play;
        }
        else if ( ! strcmp( "all_data", LALoptarg ) )
        {
          dataType = all_data;
        }
        else
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "unknown data type, %s, specified: "
              "(must be playground_only, exclude_play or all_data)\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'q':
        /* start time */
        gpstime = atol( LALoptarg );
        if ( gpstime < 441417609 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "GPS start time is prior to " 
              "Jan 01, 1994  00:00:00 UTC:\n"
              "(%ld specified)\n",
              long_options[option_index].name, gpstime );
          exit( 1 );
        }
        startTime = (INT4) gpstime;
        startTimeGPS.gpsSeconds = startTime;
        ADD_PROCESS_PARAM( "int", "%" LAL_INT4_FORMAT, startTime );
        break;

      case 'r':
        /* end time  */
        gpstime = atol( LALoptarg );
        if ( gpstime < 441417609 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "GPS start time is prior to " 
              "Jan 01, 1994  00:00:00 UTC:\n"
              "(%ld specified)\n",
              long_options[option_index].name, gpstime );
          exit( 1 );
        }
        endTime = (INT4) gpstime;
        endTimeGPS.gpsSeconds = endTime;
        ADD_PROCESS_PARAM( "int", "%" LAL_INT4_FORMAT, endTime );
        break;

      case 's':
        if ( strlen( LALoptarg ) > LIGOMETA_COMMENT_MAX - 1 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "comment must be less than %d characters\n",
              long_options[option_index].name, LIGOMETA_COMMENT_MAX );
          exit( 1 );
        }
        else
        {
          snprintf( comment, LIGOMETA_COMMENT_MAX, "%s", LALoptarg);
        }
        break;

      case 't':
        coherentBuffer = (INT4) atoi( LALoptarg );
        if ( coherentBuffer < 0 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "coherent-buffer duration (sec) must be positive or zero: "
              "(%d specified)\n",
              long_options[option_index].name, coherentBuffer );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%d", coherentBuffer );
        break;

      case 'h':
        /* help message */
        print_usage(argv[0]);
        exit( 1 );
        break;

      case 'Z':
        /* create storage for the usertag */
        LALoptarg_len = strlen(LALoptarg) + 1;
        userTag = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR) );
        memcpy( userTag, LALoptarg, LALoptarg_len );

        this_proc_param = this_proc_param->next = (ProcessParamsTable *)
          calloc( 1, sizeof(ProcessParamsTable) );
        snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s", 
            PROGRAM_NAME );
        snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX, "-userTag" );
        snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" );
        snprintf( this_proc_param->value, LIGOMETA_VALUE_MAX, "%s",
            LALoptarg );
        break;

      case 'I':
        /* create storage for the ifo-tag */
        LALoptarg_len = strlen(LALoptarg) + 1;
        ifoTag = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR) );
        memcpy( ifoTag, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'V':
        /* print version information and exit */
        fprintf( stdout, "Inspiral Triggered Bank Generator\n" 
            "Patrick Brady, Duncan Brown and Steve Fairhurst\n");
        XLALOutputVersionString(stderr, 0);
        exit( 0 );
        break;

      case '?':
        print_usage(argv[0]);
        exit( 1 );
        break;

      default:
        fprintf( stderr, "Error: Unknown error while parsing options\n" );
        print_usage(argv[0]);
        exit( 1 );
    }
  }

  /* check the values of the arguments */
  if ( startTime < 0 )
  {
    fprintf( stderr, "Error: --gps-start-time must be specified\n" );
    exit( 1 );
  }

  if ( endTime < 0 )
  {
    fprintf( stderr, "Error: --gps-end-time must be specified\n" );
    exit( 1 );
  }

  if ( dataType == unspecified_data_type )
  {
    fprintf( stderr, "Error: --data-type must be specified\n");
    exit(1);
  }
  
  if ( test == unspecified_test )
  {
      fprintf( stderr, "Error: --parameter-test must be specified\n");
      exit(1);
  }

  /* fill the comment, if a user has specified one, or leave it blank */
  if ( ! *comment )
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX, " " );
    snprintf( searchsumm.searchSummaryTable->comment, LIGOMETA_COMMENT_MAX, 
        " " );
  } 
  else 
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX,
        "%s", comment );
    snprintf( searchsumm.searchSummaryTable->comment, LIGOMETA_COMMENT_MAX,
        "%s", comment );
  }

  /* store the check-times in the process_params table */
  if ( checkTimes )
  {
    this_proc_param = this_proc_param->next = (ProcessParamsTable *)
      calloc( 1, sizeof(ProcessParamsTable) );
    snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, 
        "%s", PROGRAM_NAME );
    snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX, "--check-times");
    snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" );
    snprintf( this_proc_param->value, LIGOMETA_TYPE_MAX, " " );
  }

  /* delete the first, empty process_params entry */
  this_proc_param = processParamsTable.processParamsTable;
  processParamsTable.processParamsTable = 
    processParamsTable.processParamsTable->next;
  free( this_proc_param );

  /*
   *
   * read in the input data from the rest of the arguments
   *
   */


  if ( LALoptind < argc )
  {
    for( i = LALoptind; i < argc; ++i )
    {
      INT4 numFileTriggers = 0;

      numFileTriggers = XLALReadInspiralTriggerFile( &inspiralEventList,
          &currentTrigger, &searchSummList, &inputFiles, argv[i] );
      if (numFileTriggers < 0)
      {
        fprintf(stderr, "Error reading triggers from file %s",
            argv[i]);
        exit( 1 );
      }
      
      numTriggers += numFileTriggers;
    }
  }
  else
  {
    fprintf( stderr, "Error: No trigger files specified.\n" );
    exit( 1 );
  }

  if ( vrbflg ) fprintf( stdout, "Read in a total of %d triggers.\n",
      numTriggers );

  /* check that we have read in data for all the requested time */
  if ( checkTimes )
  {
    if ( vrbflg ) fprintf( stdout, 
        "Checking that we have data for all times from %s\n",
        inputIFO);
    LAL_CALL( LALCheckOutTimeFromSearchSummary ( &status, searchSummList, 
          inputIFO, &startTimeGPS, &endTimeGPS ), &status);
  }


  if ( ! inspiralEventList )
  {
    /* no triggers read in so triggered bank will be empty */
    fprintf( stdout, "No triggers read in\n");

    /* set numTriggers in case any cuts are made in future */
    numTriggers = 0;
    goto cleanexit;
  }


  /* keep only triggers from input ifo */
  LAL_CALL( LALIfoCutSingleInspiral( &status, &inspiralEventList, inputIFO ), 
      &status );

  /* time sort the triggers */
  if ( vrbflg ) fprintf( stdout, "Sorting triggers\n" );
  LAL_CALL( LALSortSnglInspiral( &status, &inspiralEventList,
        LALCompareSnglInspiralByTime ), &status );

  /* keep only triggers within the requested interval */
  if ( vrbflg ) fprintf( stdout, 
      "Discarding triggers outside requested interval\n" );
  if ( coherentRun ) {
    startChunkTime = startTimeGPS.gpsSeconds + coherentBuffer;
    startChunkTimeGPS.gpsSeconds = startChunkTime;
    endChunkTime = endTimeGPS.gpsSeconds - coherentBuffer;
    endChunkTimeGPS.gpsSeconds = endChunkTime;
    LAL_CALL( LALTimeCutSingleInspiral( &status, &inspiralEventList,
         &startChunkTimeGPS, &endChunkTimeGPS), &status );
  }
  else {
    LAL_CALL( LALTimeCutSingleInspiral( &status, &inspiralEventList,
         &startTimeGPS, &endTimeGPS), &status );
  }

  /* keep play/non-play/all triggers */
  if ( dataType == playground_only && vrbflg ) fprintf( stdout, 
      "Keeping only playground triggers\n" );
  else if ( dataType == exclude_play && vrbflg ) fprintf( stdout, 
      "Keeping only non-playground triggers\n" );
  else if ( dataType == all_data && vrbflg ) fprintf( stdout, 
      "Keeping all triggers\n" );
  LAL_CALL( LALPlayTestSingleInspiral( &status, &inspiralEventList,
        &dataType ), &status );

  if( !inspiralEventList )
  {
    if ( vrbflg ) fprintf( stdout, 
        "No triggers remain after time and playground cuts.\n" );

    /* set numTriggers after cuts were applied */
    numTriggers = 0;
    goto cleanexit;
  }

  /* Generate the triggered bank */
  if( test != no_test )
  {
    LAL_CALL( LALCreateTrigBank( &status, &inspiralEventList, &test ), 
        &status );
  }

  /* count the number of triggers  */
  for( currentTrigger = inspiralEventList, numTriggers = 0; currentTrigger; 
      currentTrigger = currentTrigger->next, ++numTriggers);

  if ( vrbflg ) fprintf( stdout, "%d triggers to be written to trigbank.\n",
      numTriggers );

  /*
   *
   * write the output xml file
   *
   */


cleanexit:

  /* search summary entries: */
  searchsumm.searchSummaryTable->in_start_time = startTimeGPS;
  searchsumm.searchSummaryTable->in_end_time = endTimeGPS;
  searchsumm.searchSummaryTable->out_start_time = startTimeGPS;
  searchsumm.searchSummaryTable->out_end_time = endTimeGPS;
  searchsumm.searchSummaryTable->nevents = numTriggers;

  if ( vrbflg ) fprintf( stdout, "writing output file... " );

  /* set the file name correctly */
  if ( userTag && ifoTag && !outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK_%s_%s-%d-%d.xml", 
        outputIFO, ifoTag, userTag, startTime, endTime - startTime );
  }
  else if ( userTag && !ifoTag && !outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK_%s-%d-%d.xml", 
        outputIFO, userTag, startTime, endTime - startTime );
  }
  else if ( !userTag && ifoTag && !outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK_%s-%d-%d.xml", 
        outputIFO, ifoTag, startTime, endTime - startTime );
  }
  else if ( userTag && ifoTag && outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK_%s_%s-%d-%d.xml.gz",
        outputIFO, ifoTag, userTag, startTime, endTime - startTime );
  }
  else if ( userTag && !ifoTag && outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK_%s-%d-%d.xml.gz",
        outputIFO, userTag, startTime, endTime - startTime );
  }
  else if ( !userTag && ifoTag && outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK_%s-%d-%d.xml.gz",
        outputIFO, ifoTag, startTime, endTime - startTime );
  }
  else if ( !userTag && !ifoTag && outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK-%d-%d.xml.gz",
        outputIFO, startTime, endTime - startTime );
  }
  else 
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGBANK-%d-%d.xml", 
        outputIFO, startTime, endTime - startTime );
  }


  memset( &xmlStream, 0, sizeof(LIGOLwXMLStream) );
  LAL_CALL( LALOpenLIGOLwXMLFile( &status , &xmlStream, fileName ), 
      &status );

  /* write process table */
  snprintf( proctable.processTable->ifos, LIGOMETA_IFOS_MAX, "%s", 
      inputIFO );
  XLALGPSTimeNow(&(proctable.processTable->end_time));
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, process_table ), 
      &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, proctable, 
        process_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write process_params table */
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, 
        process_params_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, processParamsTable, 
        process_params_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write search_summary table */
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, 
        search_summary_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, searchsumm, 
        search_summary_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write the search_summvars tabls */
  LAL_CALL( LALBeginLIGOLwXMLTable( &status ,&xmlStream, 
        search_summvars_table), &status );
  searchSummvarsTable.searchSummvarsTable = inputFiles;
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, searchSummvarsTable,
        search_summvars_table), &status );
  LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream), &status );

  /* write the sngl_inspiral table */
  if ( inspiralEventList )
  {
    LAL_CALL( LALBeginLIGOLwXMLTable( &status ,&xmlStream, 
          sngl_inspiral_table), &status );
    inspiralTable.snglInspiralTable = inspiralEventList;
    LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, inspiralTable,
          sngl_inspiral_table), &status );
    LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream), &status );
  }

  LAL_CALL( LALCloseLIGOLwXMLFile( &status, &xmlStream), &status );


  if ( vrbflg ) fprintf( stdout, "done\n" );


  /*
   *
   * clean up the memory that has been allocated 
   *
   */


  if ( vrbflg ) fprintf( stdout, "freeing memory... " );

  free( proctable.processTable );
  free( searchsumm.searchSummaryTable );

  while ( processParamsTable.processParamsTable )
  {
    this_proc_param = processParamsTable.processParamsTable;
    processParamsTable.processParamsTable = this_proc_param->next;
    free( this_proc_param );
  }

  while ( inputFiles )
  {
    thisInputFile = inputFiles;
    inputFiles = thisInputFile->next;
    LALFree( thisInputFile );
  }

  while ( searchSummList )
  {
    thisSearchSumm = searchSummList;
    searchSummList = searchSummList->next;
    LALFree( thisSearchSumm );
  }


  while ( inspiralEventList )
  {
    currentTrigger = inspiralEventList;
    inspiralEventList = inspiralEventList->next;
    LAL_CALL( LALFreeSnglInspiral( &status, &currentTrigger ), &status );
  }

  if ( userTag ) free( userTag );
  if ( ifoTag ) free( ifoTag );

  if ( vrbflg ) fprintf( stdout, "done\n" );

  LALCheckMemoryLeaks();

  exit( 0 );
}
Пример #2
0
/* parse command line options */
static void parse_options(INT4 argc, CHAR *argv[])
{
  int c = -1;
  struct stat fileStatus;

  /* tempory variables */
  CHAR *channelOneTemp = NULL;
  CHAR *channelTwoTemp = NULL;

  while(1)
  {
    static struct LALoption long_options[] =
    {
      /* options that set a flag */
      {"middle-segment", no_argument, &middle_segment_flag, 1},
      {"apply-mask", no_argument, &apply_mask_flag, 1},
      {"high-pass-filter", no_argument, &high_pass_flag, 1},
      {"overlap-hann", no_argument, &overlap_hann_flag, 1},
      {"verbose", no_argument, &vrbflg, 1},
      {"recentre", no_argument, &recentre_flag, 1},
      {"cc-spectra", no_argument, &cc_spectra_flag, 1},
      {"debug", no_argument, &debug_flag, 1},
      /* options that don't set a flag */
      {"help", no_argument, 0, 'a'},
      {"version", no_argument, 0, 'b'},
      {"user-tag", required_argument, 0, 'd'},
      {"comment", required_argument, 0, 'e'},
      {"output-dir", required_argument, 0, 'f'},
      {"gps-start-time", required_argument, 0, 'g'},
      {"gps-end-time", required_argument, 0, 'h'},
      {"interval-duration", required_argument, 0, 'i'},
      {"segment-duration", required_argument, 0, 'j'},
      {"resample-rate", required_argument, 0, 'k'},
      {"f-min", required_argument, 0, 'l'},
      {"f-max", required_argument, 0, 'm'},
      {"ifo-one", required_argument, 0, 'n'},
      {"ifo-two", required_argument, 0, 'o'},
      {"channel-one", required_argument, 0, 'p'},
      {"channel-two", required_argument, 0, 'q'},
      {"frame-cache-one", required_argument, 0, 'r'},
      {"frame-cache-two", required_argument, 0, 's'},
      {"calibration-cache-one", required_argument, 0, 't'},
      {"calibration-cache-two", required_argument, 0, 'u'},
      {"calibration-offset", required_argument, 0, 'v'},
      {"mask-bin", required_argument, 0, 'w'},
      {"hann-duration", required_argument, 0, 'x'},
      {"hpf-frequency", required_argument, 0, 'y'},
      {"hpf-attenuation", required_argument, 0, 'z'},
      {"hpf-order", required_argument, 0, 'A'},
      {"geo-hpf-frequency", required_argument, 0, 'B'},
      {"geo-hpf-attenuation", required_argument, 0, 'C'},
      {"geo-hpf-order", required_argument, 0, 'D'},
      {"alpha", required_argument, 0, 'E'},
      {"f-ref", required_argument, 0, 'F'},
      {"omega0", required_argument, 0, 'G'},
      {0, 0, 0, 0}
    };

    /* LALgetopt_long stores the option here */
    int option_index = 0;
    size_t LALoptarg_len;

    c = LALgetopt_long_only(argc, argv, \
        "abd:e:f:g:h:i:j:k:l:m:n:o:p:q:r:s:t:u:v:w:x:y:z:" \
        "A:B:C:D:E:F:G:", long_options, &option_index);

    if (c == -1)
    {
      /* end of options, break loop */
      break;
    }

    switch(c)
    {
      case 0:
        /* If this option set a flag, do nothing else now. */
        if (long_options[option_index].flag != 0)
        {
          break;
        }
        else
        {
          fprintf(stderr, "error parseing option %s with argument %s\n", \
              long_options[option_index].name, LALoptarg);
          exit(1);
        }
        break;

      case 'a':
        /* help */
        display_usage();
        exit(0);
        break;

      case 'b':
        /* display version info and exit */
        fprintf(stdout, "Standalone SGWB Search Engine\n");
        XLALOutputVersionString(stderr,0);
        exit(0);
        break;

      case 'd':
        /* user tag */
        LALoptarg_len = strlen(LALoptarg) + 1;
        userTag = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(userTag, LALoptarg, LALoptarg_len);

        /* add to process_params table */
        this_proc_param = this_proc_param->next = (ProcessParamsTable *) \
                          calloc(1, sizeof(ProcessParamsTable));
        snprintf(this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s", prog_name);
        snprintf(this_proc_param->param, LIGOMETA_PARAM_MAX, "--user-tag");
        snprintf(this_proc_param->type, LIGOMETA_TYPE_MAX, "string");
        snprintf(this_proc_param->value, LIGOMETA_VALUE_MAX, "%s", LALoptarg);
        break;

      case 'e':
        /* xml comment */
        if (strlen(LALoptarg) > LIGOMETA_COMMENT_MAX - 1)
        {
          fprintf(stderr, "invalid argument to --%s:\n" \
              "comment must be less than %d characters\n", \
              long_options[option_index].name, LIGOMETA_COMMENT_MAX);
          exit(1);
        }
        else
        {
          snprintf(comment, LIGOMETA_COMMENT_MAX, "%s", LALoptarg);
        }
        break;

      case 'f':
        /* directory for output files */
        LALoptarg_len = strlen(LALoptarg) + 1;
        outputPath = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(outputPath, LALoptarg, LALoptarg_len);
        if (stat(outputPath, &fileStatus) == -1)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Directory does not exist: (%s specified)\n", \
              long_options[option_index].name, outputPath);
          exit(1);
        }
        ADD_PROCESS_PARAM("string", "%s", outputPath);
        break;

      case 'g':
        /* start time */
        startTime = atoi(LALoptarg);
        if (startTime < 441217609)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "GPS start time is prior to 1 January 1994 00:00:00 UTC " \
              "(%d specified)\n", long_options[option_index].name, \
              startTime);
          exit(1);
        }
        if (startTime > 999999999)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "GPS start time is after 14 September 2011 01:46:26 UTC " \
              "(%d specified)\n", long_options[option_index].name, \
              startTime);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%"LAL_INT4_FORMAT, startTime);
        break;

      case 'h':
        /* end time */
        endTime = atoi(LALoptarg);
        if (endTime < 441217609)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "GPS end time is prior to 1 January 1994 00:00:00 UTC " \
              "(%d specified)\n", long_options[option_index].name, \
              endTime);
          exit(1);
        }
        if (endTime > 999999999)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "GPS end time is after 14 September 2011 01:46:26 UTC " \
              "(%d specified)\n", long_options[option_index].name, \
              endTime);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%"LAL_INT4_FORMAT, endTime);
        break;

      case 'i':
        /* interval duration */
        intervalDuration = atoi(LALoptarg);
        if (intervalDuration <= 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Interval duration must be greater than 0: (%d specified)\n", \
              long_options[option_index].name, intervalDuration);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%d", intervalDuration);
        break;

      case 'j':
        /* segment duration */
        segmentDuration = atoi(LALoptarg);
        if (segmentDuration <= 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Segment duration must be greater than 0: (%d specified)\n", \
              long_options[option_index].name, segmentDuration);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%d", segmentDuration);
        break;

      case 'k':
        /* resample rate */
        resampleRate = atoi(LALoptarg);
        if (resampleRate < 2 || resampleRate > 16384 || resampleRate % 2)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Resample rate must be a power of 2 between 2 and 16384: " \
              "inclusive: (%d specified)\n", long_options[option_index].name, \
              resampleRate);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%d", resampleRate);

        break;

      case 'l':
        /* minimal frequency */
        fMin = atof(LALoptarg);
        if (fMin < 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Minimum frequency is less than 0 Hz (%f specified)\n", \
              long_options[option_index].name, fMin);
          exit(1);
        }
        /* check that min frequency can be represented by the
         * sampling rate of the data and round accordingly */
        if (fMin != round(fMin * PSD_WINDOW_DURATION) / PSD_WINDOW_DURATION)
        {
          fMin = round(fMin * PSD_WINDOW_DURATION) / PSD_WINDOW_DURATION;
          fprintf(stderr, "warning: fMin has been rounded to %f\n", fMin);
        }
        ADD_PROCESS_PARAM("float", "%e", fMin);
        break;

      case 'm':
        /* maximal frequency */
        fMax = atof(LALoptarg);
        if (fMax < 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Maximum frequency is less than 0 Hz (%f specified)\n", \
              long_options[option_index].name, fMax);
          exit(1);
        }
        /* check that the max frequency can be represented by the
         * sampling rate of the data and round accordingly */
        if (fMax != round(fMax * PSD_WINDOW_DURATION) / PSD_WINDOW_DURATION)
        {
          fMax = round(fMax * PSD_WINDOW_DURATION) / PSD_WINDOW_DURATION;
          fprintf(stderr, "warning: fMax has been rounded to %f\n", fMax);
        }
        ADD_PROCESS_PARAM("float", "%e", fMax);
        break;

      case 'n':
        /* ifo for first stream */
        LALoptarg_len = strlen(LALoptarg) + 1;
        ifoOne = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(ifoOne, LALoptarg, LALoptarg_len);

        /* set site id for ifo one */
        if (strncmp(ifoOne, "H1", 2) == 0)
          siteOne = 0;
        else if (strncmp(ifoOne, "H2", 2) == 0)
          siteOne = 0;
        else if (strncmp(ifoOne, "L1", 2) == 0)
          siteOne = 1;
        else if (strncmp(ifoOne, "G1", 2) == 0)
          siteOne = 3;
        else
        {
          fprintf(stderr, "First IFO not recognised...\n");
          exit(1);
        }
        ADD_PROCESS_PARAM("string", "%s", ifoOne);
        break;

      case 'o':
        /* ifo for second stream */
        LALoptarg_len = strlen(LALoptarg) + 1;
        ifoTwo = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(ifoTwo, LALoptarg, LALoptarg_len);

        /* set site id for ifo two */
        if (strncmp(ifoTwo, "H1", 2) == 0)
          siteTwo = 0;
        else if (strncmp(ifoTwo, "H2", 2) == 0)
          siteTwo = 0;
        else if (strncmp(ifoTwo, "L1", 2) == 0)
          siteTwo = 1;
        else if (strncmp(ifoTwo, "G1", 2) == 0)
          siteOne = 3;
        else
        {
          fprintf(stderr, "Second IFO not recognised...\n");
          exit(1);
        }
        ADD_PROCESS_PARAM("string", "%s", ifoTwo);
        break;

      case 'p':
        /* channel one */
        LALoptarg_len = strlen(LALoptarg) + 4;
        channelOneTemp = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        channelOne = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(channelOneTemp, LALoptarg, LALoptarg_len);
        ADD_PROCESS_PARAM("string", "%s", channelOneTemp);
        break;

      case 'q':
        /* channel two */
        LALoptarg_len = strlen(LALoptarg) + 4;
        channelTwoTemp = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        channelTwo = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(channelTwoTemp, LALoptarg, LALoptarg_len);
        ADD_PROCESS_PARAM("string", "%s", channelTwoTemp);
        break;

      case 'r':
        /* frame cache one */
        LALoptarg_len = strlen(LALoptarg) + 1;
        frameCacheOne = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(frameCacheOne, LALoptarg, LALoptarg_len);
        if (stat(frameCacheOne, &fileStatus) == -1)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "File does not exist: (%s specified)\n", \
              long_options[option_index].name, frameCacheOne);
          exit(1);
        }
        ADD_PROCESS_PARAM("string", "%s", frameCacheOne);
        break;

      case 's':
        /* frame cache two */
        LALoptarg_len = strlen(LALoptarg) + 1;
        frameCacheTwo = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(frameCacheTwo, LALoptarg, LALoptarg_len);
        if (stat(frameCacheTwo, &fileStatus) == -1)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "File does not exist: (%s specified)\n", \
              long_options[option_index].name, frameCacheTwo);
          exit(1);
        }
        ADD_PROCESS_PARAM("string", "%s", frameCacheTwo);
        break;

      case 't':
        /* calibration cache one */
        LALoptarg_len = strlen(LALoptarg) + 1;
        calCacheOne = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(calCacheOne, LALoptarg, LALoptarg_len);
        if (stat(calCacheOne, &fileStatus) == -1)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "File does not exist: (%s specified)\n", \
              long_options[option_index].name, calCacheOne);
          exit(1);
        }
        ADD_PROCESS_PARAM("string", "%s", calCacheOne);
        break;

      case 'u':
        /* calibration cache two */
        LALoptarg_len = strlen(LALoptarg) + 1;
        calCacheTwo = (CHAR*)calloc(LALoptarg_len, sizeof(CHAR));
        memcpy(calCacheTwo, LALoptarg, LALoptarg_len);
        if (stat(calCacheTwo, &fileStatus) == -1)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "File does not exist: (%s specified)\n", \
              long_options[option_index].name, calCacheTwo);
          exit(1);
        }
        ADD_PROCESS_PARAM("string", "%s", calCacheTwo);
        break;

      case 'v':
        /* calibration time offset */
        calibOffset = atoi(LALoptarg);
        ADD_PROCESS_PARAM("int", "%d", calibOffset);
        break;

      case 'w':
        /* number of bins to mask for frequency mask */
        maskBin = atoi(LALoptarg);
        if (maskBin <= 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Number of bins to mask must be greater than 0: " \
              "(%d specified)\n", long_options[option_index].name, maskBin);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%d", maskBin);
        break;

      case 'x':
        /* hann window duration */
        hannDuration = atoi(LALoptarg);
        if (hannDuration < 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Hann duartion is less than 0: (%d specified)\n", \
              long_options[option_index].name, hannDuration);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%d", hannDuration);
        break;

      case 'y':
        /* high pass knee filter frequency  */
        highPassFreq = atof(LALoptarg);
        if (highPassFreq < 0)
        {
          fprintf(stderr, "Invalid argument tp --%s:\n" \
              "High pass filter knee frequency is less than 0 Hz: "\
              "(%f specified)\n", long_options[option_index].name, \
              highPassFreq);
          exit(1);
        }
        ADD_PROCESS_PARAM("float", "%e", highPassFreq);
        break;

      case 'z':
        /* high pass filter attenuation  */
        highPassAtten = atof(LALoptarg);
        if ((highPassAtten < 0.0) || (highPassAtten > 1.0))
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "High pass filter attenuation must be in the range [0:1]: " \
              "(%f specified)\n", long_options[option_index].name, \
              highPassAtten);
          exit(1);
        }
        ADD_PROCESS_PARAM("float", "%e", highPassAtten);
        break;

      case 'A':
        /* high pass filter order  */
        highPassOrder = atoi(LALoptarg);
        if (highPassOrder <= 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "High pass filter order must be greater than 0: " \
              "(%d specified)\n", long_options[option_index].name,
              highPassOrder);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%d", highPassOrder);
        break;

      case 'B':
        /* GEO high pass knee filter frequency */
        geoHighPassFreq = atof(LALoptarg);
        if (geoHighPassFreq < 0)
        {
          fprintf(stderr, "Invalid argument tp --%s:\n" \
              "GEO high pass filter knee frequency is less than 0 Hz: "\
              "(%f specified)\n", long_options[option_index].name, \
              geoHighPassFreq);
          exit(1);
        }
        ADD_PROCESS_PARAM("float", "%e", geoHighPassFreq);
        break;

      case 'C':
        /* GEO high pass filter attenuation */
        geoHighPassAtten = atof(LALoptarg);
        if ((geoHighPassAtten < 0.0) || (geoHighPassAtten > 1.0))
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "GEO high pass filter attenuation must be in the range [0:1]: " \
              "(%f specified)\n", long_options[option_index].name, \
              geoHighPassAtten);
          exit(1);
        }
        ADD_PROCESS_PARAM("float", "%e", geoHighPassAtten);
        break;

      case 'D':
        /* GEO high pass filter order */
        geoHighPassOrder = atoi(LALoptarg);
        if (geoHighPassOrder <= 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "GEO high pass filter order must be greater than 0: " \
              "(%d specified)\n", long_options[option_index].name,
              geoHighPassOrder);
          exit(1);
        }
        ADD_PROCESS_PARAM("int", "%d", geoHighPassOrder);
        break;

      case 'E':
        /* filter spectrum exponent */
        alpha = atof(LALoptarg);
        ADD_PROCESS_PARAM("float", "%e", alpha);
        break;

      case 'F':
        /* filter reference frequency */
        fRef = atof(LALoptarg);
        if (fRef < 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Reference frequency must be greater than 0: " \
              "(%f specified)\n", long_options[option_index].name, fRef);
          exit(1);
        }
        ADD_PROCESS_PARAM("float", "%e", fRef);
        break;

      case 'G':
        /* filter reference omega */
        omegaRef = atof(LALoptarg);
        if (omegaRef <= 0)
        {
          fprintf(stderr, "Invalid argument to --%s:\n" \
              "Reference omega_0 must be positive: (%f specified)\n", \
              long_options[option_index].name, omegaRef);
          exit(1);
        }
        ADD_PROCESS_PARAM("float", "%e", omegaRef);
        break;

      case '?':
        exit(1);
        break;

      default:
        fprintf(stderr, "Unknown error while parsing options\n");
        exit(1);
    }
  }

  if (LALoptind < argc)
  {
    fprintf(stderr, "Extraneous command line arguments:\n");
    while(LALoptind < argc)
    {
      fprintf(stderr, "%s\n", argv[LALoptind++]);
    }
    exit(1);
  }

  /* check for required arguments */

  /* start/end time */
  if (startTime == 0)
  {
    fprintf(stderr, "--gps-start-time must be specified\n");
    exit(1);
  }
  if (endTime == 0)
  {
    fprintf(stderr, "--gps-end-time must be specified\n");
    exit(1);
  }

  /* interval duration */
  if (intervalDuration == -1)
  {
    fprintf(stderr, "--interval-duration must be specified\n");
    exit(1);
  }

  /* segment duration */
  if (segmentDuration == -1)
  {
    fprintf(stderr, "--segment-duration must be specified\n");
    exit(1);
  }

  /* min/max frequency */
  if (fMin == -1)
  {
    fprintf(stderr, "--f-min must be specified\n");
    exit(1);
  }
  if (fMax == -1)
  {
    fprintf(stderr, "--f-max must be specified\n");
    exit(1);
  }

  /* ifos */
  if (ifoOne == NULL)
  {
    fprintf(stderr, "--ifo-one must be specified\n");
    exit(1);
  }
  if (ifoTwo == NULL)
  {
    fprintf(stderr, "--ifo-two must be specified\n");
    exit(1);
  }

  /* channels */
  if (channelOne == NULL)
  {
    fprintf(stderr, "--channel-one must be specified\n");
    exit(1);
  }
  if (channelTwo == NULL)
  {
    fprintf(stderr, "--channel-two must be specified\n");
    exit(1);
  }

  /* frame cache */
  if (frameCacheOne == NULL)
  {
    fprintf(stderr, "--frame-cache-one must be specified\n");
    exit(1);
  }
  if (siteOne != siteTwo)
  {
    /* only need second frame cache if ifos differ */
    if (frameCacheTwo == NULL)
    {
      fprintf(stderr, "--frame-cache-two must be specified\n");
      exit(1);
    }
  }
  else
  {
    /* if site ids are the same then the frames for the different
     * detectors are in the same frame cache */
    frameCacheTwo = frameCacheOne;
  }

  /* calibration cache */
  if (strncmp(ifoOne, "G1", 2) != 0)
  {
    if (calCacheOne == NULL)
    {
      fprintf(stderr, "--calibration-cache-one must be specified\n");
      exit(1);
    }
  }
  if (strncmp(ifoTwo, "G1", 2) != 0)
  {
    if (calCacheTwo == NULL)
    {
      fprintf(stderr, "--calibration-cache-two must be specified\n");
      exit(1);
    }
  }

  /* calibration offset */
  if (calibOffset == -1)
  {
    fprintf(stderr, "--calibration-offset must be specified\n");
    exit(1);
  }

  /* mask */
  if (apply_mask_flag)
  {
    if (maskBin == -1)
    {
      fprintf(stderr, "--mask-bin must be specified\n");
      exit(1);
    }
  }

  /* hann duration */
  if (overlap_hann_flag)
  {
    if (hannDuration != -1)
    {
      fprintf(stderr, "Overlapping Hann windows specified, --hann-duration " \
          "will be ignored\n");
    }
  }
  else
  {
    if (hannDuration == -1)
    {
      fprintf(stderr, "--hann-duration must be specified\n");
      exit(1);
    }
  }

  /* high pass filter */
  if (high_pass_flag)
  {
    if (highPassFreq == -1)
    {
      fprintf(stderr, "--hpf-frequency must be specified\n");
      exit(1);
    }
    if (highPassAtten == -1)
    {
      fprintf(stderr, "--hpf-attenuation must be specified\n");
      exit(1);
    }
    if (highPassOrder == -1)
    {
      fprintf(stderr, "--hpf-order must be specified\n");
      exit(1);
    }
  }

  /* GEO high pass filter */
  if ((strncmp(ifoOne, "G1", 2) == 0) || (strncmp(ifoTwo, "G1", 2) == 0))
  {
    if (geoHighPassFreq == -1)
    {
      fprintf(stderr, "--geo-hpf-frequency must be specified\n");
      exit(1);
    }
    if (geoHighPassAtten == -1)
    {
      fprintf(stderr, "--geo-hpf-attenuation must be specified\n");
      exit(1);
    }
    if (geoHighPassOrder == -1)
    {
      fprintf(stderr, "--geo-hpf-order must be specified\n");
      exit(1);
    }
  }

  /* check for sensible arguments */

  /* start time same as stop time */
  if (startTime == endTime)
  {
    fprintf(stderr, "Start time same as end time; no analysis to perform\n");
    exit(1);
  }

  /* stop time before start time */
  if (startTime > endTime)
  {
    fprintf(stderr, "Invalid start/end time; end time (%d) is before " \
        "start time (%d)\n", endTime, startTime);
    exit(1);
  }

  /* interval duration must be a least 3 times the segment duration */
  if ((intervalDuration / segmentDuration) < 3)
  {
    fprintf(stderr, "Invalid interval duration (%d): must be a least 3 times " \
        "the segment\nduration (%d)\n", intervalDuration, segmentDuration);
    exit(1);
  }

  /* interval duration must be an odd mutliple of segment duration */
  if (((intervalDuration / segmentDuration) % 2) != 1)
  {
    fprintf(stderr, "Invalid interval duration (%d): must be an odd " \
        "multiple of the segment\nduration (%d)\n", intervalDuration, \
        segmentDuration);
    exit(1);
  }

  /* min frequency same as max */
  if (fMin == fMax)
  {
    fprintf(stderr, "Minimum frequency same as maximum; no analysis to " \
        "perform\n");
    exit(1);
  }

  /* max frequency less than min */
  if (fMin > fMax)
  {
    fprintf(stderr, "Invalid frequency band; maximum frequency (%f Hz) is " \
        "before minimum\nfrequency (%f Hz)\n", fMax, fMin);
    exit(1);
  }

  /* filter reference frequency less than min */
  if (fRef < fMin)
  {
    fprintf(stderr, "Reference frequency (%f Hz) is less than minimum " \
        "frequency (%f Hz)\n", fRef, fMin);
    exit(1);
  }

  /* filter reference frequency greater than max */
  if (fRef > fMax)
  {
    fprintf(stderr, "Reference frequency (%f Hz) is greater than maximum " \
        "frequency (%f Hz)\n", fRef, fMax);
    exit(1);
  }

  /* set channels */
  strcpy(channelOne, ifoOne);
  strcpy(channelTwo, ifoTwo);
  strcat(channelOne, ":");
  strcat(channelTwo, ":");
  strcat(channelOne, channelOneTemp);
  strcat(channelTwo, channelTwoTemp);
  free(channelOneTemp);
  free(channelTwoTemp);

  return;
}
Пример #3
0
int arg_parse_check( int argc, char *argv[], MetadataTable procparams )
{
  /* LALgetopt arguments */
  struct LALoption long_options[] =
  {
    /* these options set a flag */
    {"verbose",                 no_argument,       &vrbflg,           1 },
    {"write-compress",          no_argument,       &outCompress,      1 },
    {"help",                    no_argument,       0,                'h'},
    {"gps-start-time",          required_argument, 0,                'a'},
    {"gps-end-time",            required_argument, 0,                'b'},
    {"low-frequency-cutoff",    required_argument, 0,                'i'},
    {"minimum-mass",            required_argument, 0,                'A'},
    {"maximum-mass",            required_argument, 0,                'B'},
    {"number-of-templates",     required_argument, 0,                'K'},
    {"random-seed",             required_argument, 0,                'J'},
    {"user-tag",                required_argument, 0,                'Z'},
    {"userTag",                 required_argument, 0,                'Z'},
    {0, 0, 0, 0}
  };
  int c;
  ProcessParamsTable *this_proc_param = procparams.processParamsTable;


  /*
   *
   * parse command line arguments
   *
   */


  while ( 1 )
  {
    /* LALgetopt_long stores long option here */
    int option_index = 0;
    size_t LALoptarg_len;

    c = LALgetopt_long_only( argc, argv, "hs:a:b:i:A:B:K:J:Z:",
        long_options, &option_index );

    /* detect the end of the options */
    if ( c == - 1 )
    {
      break;
    }

    switch ( c )
    {
      case 0:
        /* if this option set a flag, do nothing else now */
        if ( long_options[option_index].flag != 0 )
        {
          break;
        }
        else
        {
          fprintf( stderr, "error parsing option %s with argument %s\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        break;

      case 'h':
        fprintf( stdout, USAGE );
        exit( 0 );
        break;

      case 'Z':
        /* create storage for the usertag */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        userTag = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR) );
        memcpy( userTag, LALoptarg, LALoptarg_len );

        this_proc_param = this_proc_param->next = (ProcessParamsTable *)
          calloc( 1, sizeof(ProcessParamsTable) );
        snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s",
            PROGRAM_NAME );
        snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX, "-userTag" );
        snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" );
        snprintf( this_proc_param->value, LIGOMETA_VALUE_MAX, "%s",
            LALoptarg );
        break;

      case 'A':
        minMass = (REAL4) atof( LALoptarg );
        if ( minMass <= 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "miniumum component mass must be > 0: "
              "(%f solar masses specified)\n",
              long_options[option_index].name, minMass );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", minMass );
        break;

      case 'B':
        maxMass = (REAL4) atof( LALoptarg );
        if ( maxMass <= 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "maxiumum component mass must be > 0: "
              "(%f solar masses specified)\n",
              long_options[option_index].name, maxMass );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", maxMass );
        break;

      case 'J':
        if ( ! strcmp( "urandom", LALoptarg ) )
        {
          randSeedType = urandom;
          ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        }
        else
        {
          randSeedType = user;
          randomSeed = (INT4) atoi( LALoptarg );
          ADD_PROCESS_PARAM( "int", "%d", randomSeed );
        }
        break;

      case 'K':
        numTmplts = (INT4) atoi( LALoptarg );
        if ( numTmplts < 1 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "number of template bank simulations"
              "must be greater than 1: (%d specified)\n",
              long_options[option_index].name, numTmplts );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%d", numTmplts );
        break;

      case 'a':
        {
          long int gstartt = atol( LALoptarg );
          if ( gstartt < 441417609 )
          {
            fprintf( stderr, "invalid argument to --%s:\n"
                "GPS start time is prior to "
                "Jan 01, 1994  00:00:00 UTC:\n"
                "(%ld specified)\n",
                long_options[option_index].name, gstartt );
            exit( 1 );
          }
          gpsStartTime.gpsSeconds = (INT4) gstartt;
          gpsStartTime.gpsNanoSeconds = 0;
          ADD_PROCESS_PARAM( "int", "%ld", gstartt );
        }
        break;

      case 'b':
        {
          long int gendt = atol( LALoptarg );
          if ( gendt < 441417609 )
          {
            fprintf( stderr, "invalid argument to --%s:\n"
                "GPS end time is prior to "
                "Jan 01, 1994  00:00:00 UTC:\n"
                "(%ld specified)\n",
                long_options[option_index].name, gendt );
            exit( 1 );
          }
          gpsEndTime.gpsSeconds = (INT4) gendt;
          gpsEndTime.gpsNanoSeconds = 0;
          ADD_PROCESS_PARAM( "int", "%ld", gendt );
        }
        break;

      case 'i':
        fLow = (REAL4) atof( LALoptarg );
        if ( fLow < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "low frequency cutoff is less than 0 Hz: "
              "(%f Hz specified)\n",
              long_options[option_index].name, fLow );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", fLow );
        break;

      case '?':
        fprintf( stderr, USAGE );
        exit( 1 );
        break;

      default:
        fprintf( stderr, "unknown error while parsing options\n" );
        fprintf( stderr, USAGE );
        exit( 1 );
    }
  }

  if ( LALoptind < argc )
  {
    fprintf( stderr, "extraneous command line arguments:\n" );
    while ( LALoptind < argc )
    {
      fprintf ( stderr, "%s\n", argv[LALoptind++] );
    }
    exit( 1 );
  }

  /*
   *
   * check validity of arguments
   *
   */


  if ( minMass < 0 )
  {
    fprintf( stderr, "--minimum-mass must be specified\n" );
    exit( 1 );
  }
  if ( maxMass < 0 )
  {
    fprintf( stderr, "--maximum-mass must be specified\n" );
    exit( 1 );
  }

  /* check that the bank parameters have been specified */
  if ( numTmplts < 0 )
  {
    fprintf( stderr, "--number-of-templates must be specified\n" );
    exit( 1 );
  }

  return 0;
}
int main( int argc, char *argv[] )
{
  LALStatus                     status = blank_status;

  UINT4                         k;
  UINT4                         kLow;
  UINT4                         kHi;
  INT4                          numPoints       = 524288;
  REAL4                         fSampling       = 2048.;
  REAL4                         fLow            = 70.;
  REAL4                         fLowInj         = 40.;
  REAL8                         deltaT          = 1./fSampling;
  REAL8                         deltaF          = fSampling / numPoints;

  REAL4                          statValue;
 
  /* vars required to make freq series */
  LIGOTimeGPS                   epoch = { 0, 0 };
  LIGOTimeGPS                   gpsStartTime = {0, 0}; 
  REAL8                         f0 = 0.;
  REAL8                         offset = 0.;
  INT8                          waveformStartTime = 0;

  /* files contain PSD info */
  CHAR                         *injectionFile = NULL;         
  CHAR                         *outputFile    = NULL;         
  CHAR                         *specFileH1    = NULL;         
  CHAR                         *specFileH2    = NULL;         
  CHAR                         *specFileL1    = NULL;         

  COMPLEX8Vector               *unity = NULL;
  const LALUnit strainPerCount = {0,{0,0,0,0,0,1,-1},{0,0,0,0,0,0,0}};

  int                           numInjections = 0;
  int                           numTriggers = 0;

  /* template bank simulation variables */
  INT4                         injSimCount = 0;
  SimInspiralTable            *injectionHead  = NULL;
  SimInspiralTable            *thisInjection  = NULL;
  SnglInspiralTable           *snglHead       = NULL;
  SearchSummaryTable          *searchSummHead = NULL;
  /*SummValueTable              *summValueHead  = NULL;    */

  /* raw input data storage */
  REAL8FrequencySeries          *specH1        = NULL;
  REAL8FrequencySeries          *specH2        = NULL;
  REAL8FrequencySeries          *specL1        = NULL;
  REAL8FrequencySeries          *thisSpec      = NULL;
  COMPLEX8FrequencySeries       *resp          = NULL;
  COMPLEX8FrequencySeries       *detTransDummy = NULL;
  REAL4TimeSeries               *chan          = NULL;
  RealFFTPlan                   *pfwd          = NULL;
  COMPLEX8FrequencySeries       *fftData       = NULL;
  REAL8                          thisSnrsq     = 0;
  REAL8                          thisSnr       = 0;
  REAL8                          thisCombSnr   = 0;
  REAL8                          snrVec[3];
  REAL8                          dynRange      = 1./(3.0e-23);

  /* needed for inj */
  CoherentGW                 waveform;
  PPNParamStruc              ppnParams;
  DetectorResponse           detector;
  InterferometerNumber       ifoNumber   = LAL_UNKNOWN_IFO;

  /* output data */
  LIGOLwXMLStream       xmlStream;
  MetadataTable         proctable;
  MetadataTable         outputTable;
  MetadataTable         procparams;
  CHAR                  fname[256];         
  CHAR                  comment[LIGOMETA_COMMENT_MAX];
  ProcessParamsTable   *this_proc_param = NULL;

  CHAR   chanfilename[FILENAME_MAX];

  REAL4 sum = 0;
  REAL4 bitten_H1 = 0;
  REAL4 bitten_H2 = 0;
  REAL4 thisCombSnr_H1H2 = 0;

  /* create the process and process params tables */
  proctable.processTable = (ProcessTable *) calloc( 1, sizeof(ProcessTable) );
  XLALGPSTimeNow(&(proctable.processTable->start_time));
  XLALPopulateProcessTable(proctable.processTable, PROGRAM_NAME, lalAppsVCSIdentId,
      lalAppsVCSIdentStatus, lalAppsVCSIdentDate, 0);
  this_proc_param = procparams.processParamsTable = (ProcessParamsTable *) 
                                      calloc( 1, sizeof(ProcessParamsTable) );
  memset( comment, 0, LIGOMETA_COMMENT_MAX * sizeof(CHAR) );

  /* look at input args, write process params where required */
  while ( 1 )
  {

  /* getopt arguments */
  static struct option long_options[] =
  {
    /* these options set a flag */
    /* these options do not set a flag */
    {"help",                    no_argument,       0,                'h'},
    {"verbose",                 no_argument,       &vrbflg,           1 },
    {"version",                 no_argument,       0,                'V'},
    {"spectrum-H1",             required_argument, 0,                'a'},
    {"spectrum-H2",             required_argument, 0,                'b'},
    {"spectrum-L1",             required_argument, 0,                'c'},
    {"inj-file",                required_argument, 0,                'd'},
    {"comment",                 required_argument, 0,                'e'},
    {"output-file",             required_argument, 0,                'f'},
    {"coire-flag",              no_argument,       &coireflg,         1 },
    {"ligo-srd",                no_argument,       &ligosrd,          1 },
    {"write-chan",              no_argument,       &writechan,        1 },
    {"inject-overhead",         no_argument,       &injoverhead,      1 },
    {"f-lower",                 required_argument, 0,                'g'},
    {0, 0, 0, 0}
  };
  int c;
  
  /*
   *
   * parse command line arguments
   *
   */

    /* getopt_long stores long option here */
    int option_index = 0;
    size_t optarg_len;

    c = getopt_long_only( argc, argv, "a:b:c:d:e:f:g:hV", long_options, &option_index );

    /* detect the end of the options */
    if ( c == - 1 )
    {
      break;
    }

    switch ( c )
    {
      case 0:
        /* if this option set a flag, do nothing else now */
        if ( long_options[option_index].flag != 0 )
        {
          break;
        }
        else
        {
          fprintf( stderr, "error parsing option %s with argument %s\n",
              long_options[option_index].name, optarg );
          exit( 1 );
        }
        break;

      case 'h':
        fprintf( stderr, USAGE );
        exit( 0 );
        break;

      case 'a':
        /* create storage for the spectrum file name */
        optarg_len = strlen( optarg ) + 1;
        specFileH1 = (CHAR *) calloc( optarg_len, sizeof(CHAR));
        memcpy( specFileH1, optarg, optarg_len );
        ADD_PROCESS_PARAM( "string", "%s", optarg );
        break;

      case 'b':
        /* create storage for the spectrum file name */
        optarg_len = strlen( optarg ) + 1;
        specFileH2 = (CHAR *) calloc( optarg_len, sizeof(CHAR));
        memcpy( specFileH2, optarg, optarg_len );
        ADD_PROCESS_PARAM( "string", "%s", optarg );
        break;

      case 'c':
        /* create storage for the spectrum file name */
        optarg_len = strlen( optarg ) + 1;
        specFileL1 = (CHAR *) calloc( optarg_len, sizeof(CHAR));
        memcpy( specFileL1, optarg, optarg_len );
        ADD_PROCESS_PARAM( "string", "%s", optarg );
        break;

      case 'd':
        /* create storage for the injection file name */
        optarg_len = strlen( optarg ) + 1;
        injectionFile = (CHAR *) calloc( optarg_len, sizeof(CHAR));
        memcpy( injectionFile, optarg, optarg_len );
        ADD_PROCESS_PARAM( "string", "%s", optarg );
        break;

      case 'f':
        /* create storage for the output file name */
        optarg_len = strlen( optarg ) + 1;
        outputFile = (CHAR *) calloc( optarg_len, sizeof(CHAR));
        memcpy( outputFile, optarg, optarg_len );
        ADD_PROCESS_PARAM( "string", "%s", optarg );
        break;
    
      case 'g':
        fLow = (INT4) atof( optarg );
        if ( fLow < 40 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "f-lower must be > 40Hz (%e specified)\n",
              long_options[option_index].name, fLow );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", fLow );
        break;


     case 'e':
        if ( strlen( optarg ) > LIGOMETA_COMMENT_MAX - 1 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "comment must be less than %d characters\n",
              long_options[option_index].name, LIGOMETA_COMMENT_MAX );
          exit( 1 );
        }
        else
        {
          snprintf( comment, LIGOMETA_COMMENT_MAX, "%s", optarg);
        }
        break;

      case 'V':
        /* print version information and exit */
        fprintf( stdout, "calculation of expected SNR of injections\n"
            "Gareth Jones\n");
        XLALOutputVersionString(stderr, 0);
        exit( 0 );
        break;

     default:
        fprintf( stderr, "unknown error while parsing options\n" );
        fprintf( stderr, USAGE );
        exit( 1 );
    }
  }  

  if ( optind < argc )
  {
    fprintf( stderr, "extraneous command line arguments:\n" );
    while ( optind < argc )
    {
      fprintf ( stderr, "%s\n", argv[optind++] );
    }
    exit( 1 );
  }

  /* check the input arguments */
  if ( injectionFile == NULL )
  {
    fprintf( stderr, "Must specify the --injection-file\n" );
    exit( 1 );
  }

  if ( outputFile == NULL )
  {
    fprintf( stderr, "Must specify the --output-file\n" );
    exit( 1 );
  }

  if ( !ligosrd && specFileH1 == NULL )
  {
    fprintf( stderr, "Must specify the --spectrum-H1\n" );
    exit( 1 );
  }

  if ( !ligosrd && specFileH2 == NULL )
  {
    fprintf( stderr, "Must specify the --spectrum-H2\n" );
    exit( 1 );
  }

  if ( !ligosrd && specFileL1 == NULL )
  {
    fprintf( stderr, "Must specify the --spectrum-L1\n" );
    exit( 1 );
  }

  if ( ligosrd && (specFileH1 || specFileH2 || specFileL1 ))
  {
    fprintf( stdout, "WARNING: using LIGOI SRD power spectral density \n" );
  } 
 
  if ( vrbflg ){
    fprintf( stdout, "injection file is %s\n", injectionFile );
    fprintf( stdout, "output file is %s\n", outputFile );
    fprintf( stdout, "H1 spec file is   %s\n", specFileH1 );
    fprintf( stdout, "H2 spec file is   %s\n", specFileH2 );
    fprintf( stdout, "L1 spec file is   %s\n", specFileL1 );
  }

  /* create vector for H1, H2 and L1 spectrums */
  specH1 = XLALCreateREAL8FrequencySeries ( "",&epoch, f0, deltaF, &lalADCCountUnit, (numPoints / 2 + 1) );
  specH2 = XLALCreateREAL8FrequencySeries ( "",&epoch, f0, deltaF, &lalADCCountUnit, (numPoints / 2 + 1) );
  specL1 = XLALCreateREAL8FrequencySeries ( "",&epoch, f0, deltaF, &lalADCCountUnit, (numPoints / 2 + 1) );
  if (!specH1 || !specH2 || !specL1){
    XLALDestroyREAL8FrequencySeries ( specH1 );
    XLALDestroyREAL8FrequencySeries ( specH2 );
    XLALDestroyREAL8FrequencySeries ( specL1 );
    XLALPrintError("failure allocating H1, H2 and L1 spectra");
    exit(1);
  }

  if (!ligosrd){
    /* read in H1 spectrum */ 
    LAL_CALL( LALDReadFrequencySeries(&status, specH1, specFileH1), &status );
    if ( vrbflg ){
       fprintf( stdout, "read in H1 spec file\n" );
       fflush( stdout );
    } 

    /* read in H2 spectrum */ 
    LAL_CALL( LALDReadFrequencySeries(&status, specH2, specFileH2), &status );
    if ( vrbflg ){
       fprintf( stdout, "read in H2 spec file\n" );
       fflush( stdout );
    }

    /* read in L1 spectrum */ 
    LAL_CALL( LALDReadFrequencySeries(&status, specL1, specFileL1), &status );
    if ( vrbflg ){
       fprintf( stdout, "read in L1 spec file\n" );
       fflush( stdout );
     }
  }

  chan = XLALCreateREAL4TimeSeries( "", &epoch, f0, deltaT, 
                                     &lalADCCountUnit, numPoints );
  if ( !chan ){
    XLALPrintError("failure allocating chan");
    exit(1);
  }

  /*
   *
   * set up the response function
   *
   */
  resp = XLALCreateCOMPLEX8FrequencySeries( chan->name, 
     &chan->epoch, f0, deltaF, &strainPerCount, (numPoints / 2 + 1) );
  if ( !resp ){
    XLALPrintError("failure allocating response function");
    exit(1);
  }

  /* create vector that will contain detector.transfer info, since this 
   * is constant I calculate it once outside of all the loops and pass it 
   * in to detector.transfer when required 
   */
  detTransDummy = XLALCreateCOMPLEX8FrequencySeries( chan->name, &chan->epoch,
                  f0, deltaF, &strainPerCount, (numPoints / 2 + 1) );
  if ( !detTransDummy ){
    XLALPrintError("failure allocating detector.transfer info");
    exit(1);
  }

  /* invert the response function to get the transfer function */
  unity = XLALCreateCOMPLEX8Vector( resp->data->length );
  for ( k = 0; k < unity->length; ++k )
     {
        unity->data[k] = 1.0;
     }

  /* set response */
  for ( k = 0; k < resp->data->length; ++k )
  {
      resp->data->data[k] = 1.0;
  }

  XLALCCVectorDivide( detTransDummy->data, unity, resp->data );
  XLALDestroyCOMPLEX8Vector( unity );

  /* read in injections from injection file */
  /* set endtime to 0 so that we read in all events */
  if ( vrbflg ) fprintf( stdout, "Reading sim_inspiral table of %s\n", injectionFile );
  LAL_CALL(numInjections = SimInspiralTableFromLIGOLw( &injectionHead, injectionFile, 0, 0), &status);
  if ( vrbflg ) fprintf( stdout, "Read %d injections from sim_inspiral table of %s\n", 
                                    numInjections, injectionFile );

  if (coireflg){
     if ( vrbflg ) fprintf( stdout, "Reading sngl_inspiral table of %s\n", injectionFile );
     LAL_CALL(numTriggers = LALSnglInspiralTableFromLIGOLw(&snglHead, injectionFile, 0, -1), &status);
     if ( vrbflg ) fprintf( stdout, "Read %d triggers from sngl_inspiral table of %s\n", 
                                    numTriggers, injectionFile );
     if ( vrbflg ) {
           fprintf( stdout, "Reading search_summary table of %s ...", injectionFile );
           fflush( stdout );
           }
     searchSummHead = XLALSearchSummaryTableFromLIGOLw (injectionFile);
     if ( vrbflg ) fprintf( stdout, " done\n");
  }

 /* make sure we start at head of linked list */
 thisInjection = injectionHead;

  /* setting fixed waveform injection parameters */
  memset( &ppnParams, 0, sizeof(PPNParamStruc) );
  ppnParams.deltaT   = deltaT;
  ppnParams.lengthIn = 0;
  ppnParams.ppn      = NULL;

  /* loop over injections */
  injSimCount = 0;
    
        
  do
  {
     fprintf( stdout, "injection %d/%d\n", injSimCount+1, numInjections );

     /* reset waveform structure */
     memset( &waveform, 0, sizeof(CoherentGW) );

     /* reset chan structure */
     memset( chan->data->data, 0, chan->data->length * sizeof(REAL4) );

     if (thisInjection->f_lower == 0){
        fprintf( stdout, "WARNING: f_lower in sim_inpiral = 0, ");
        fprintf( stdout, "changing this to %e\n ", fLowInj);
        thisInjection->f_lower = fLowInj;
     }

     /* create the waveform, amp, freq phase etc */
     LAL_CALL( LALGenerateInspiral(&status, &waveform, thisInjection, &ppnParams), &status);
     if (vrbflg) fprintf( stdout, "ppnParams.tc %e\n ", ppnParams.tc);

    statValue = 0.;
  
    /* calc lower index for integration */
    kLow = ceil(fLow / deltaF);
    if ( vrbflg ) {
        fprintf( stdout, "starting integration to find SNR at frequency %e ", fLow);
        fprintf( stdout, "at index %d \n", kLow);
    }
    /* calc upper index for integration */
    kHi = floor(fSampling / (2. * deltaF));
    if ( vrbflg ) {
        fprintf( stdout, "ending integration to find SNR at frequency %e ", fSampling / 2.);
        fprintf( stdout, "at index %d \n", kHi);
    }

    /* loop over ifo */
    for ( ifoNumber = 1; ifoNumber < 4; ifoNumber++ )
    {
        /* allocate memory and copy the parameters describing the freq series */
        memset( &detector, 0, sizeof( DetectorResponse ) );
        detector.site = (LALDetector *) LALMalloc( sizeof(LALDetector) );

        if (injoverhead){ 
           if ( vrbflg ) fprintf( stdout, "WARNING: perform overhead injections\n");
           /* setting detector.site to NULL causes SimulateCoherentGW to
            * perform overhead injections */  
           detector.site = NULL; 
        }
        else {
           /* if not overhead, set detector.site using ifonumber */  
           XLALReturnDetector( detector.site, ifoNumber );
        } 

        switch ( ifoNumber )
        {
        case 1:
           if ( vrbflg ) fprintf( stdout, "looking at H1 \n");
           thisSpec = specH1;
           break;
        case 2:
           if ( vrbflg ) fprintf( stdout, "looking at H2 \n");
           thisSpec = specH2;
           break;
        case 3:
           if ( vrbflg ) fprintf( stdout, "looking at L1 \n");
           thisSpec = specL1;
           break;
        default:
           fprintf( stderr, "Error: ifoNumber %d does not correspond to H1, H2 or L1: \n", ifoNumber );
           exit( 1 );
        }

        /* get the gps start time of the signal to inject */
        waveformStartTime = XLALGPSToINT8NS( &(thisInjection->geocent_end_time) );
        waveformStartTime -= (INT8) ( 1000000000.0 * ppnParams.tc );

        offset = (chan->data->length / 2.0) * chan->deltaT;
        gpsStartTime.gpsSeconds     = thisInjection->geocent_end_time.gpsSeconds - offset;
        gpsStartTime.gpsNanoSeconds = thisInjection->geocent_end_time.gpsNanoSeconds;
        chan->epoch = gpsStartTime;


       if (vrbflg) fprintf(stdout, "offset start time of injection by %f seconds \n", offset ); 
       
       /* is this okay? copying in detector transfer which so far only contains response info  */
       detector.transfer = detTransDummy;

       XLALUnitInvert( &(detector.transfer->sampleUnits), &(resp->sampleUnits) );

       /* set the start times for injection */
       XLALINT8NSToGPS( &(waveform.a->epoch), waveformStartTime );
       memcpy(&(waveform.f->epoch), &(waveform.a->epoch), sizeof(LIGOTimeGPS) );
       memcpy(&(waveform.phi->epoch), &(waveform.a->epoch), sizeof(LIGOTimeGPS) );
 
       /* perform the injection */
       LAL_CALL( LALSimulateCoherentGW(&status, chan, &waveform, &detector ), &status); 

       if (writechan){ 
          /* write out channel data */
          if (vrbflg) fprintf(stdout, "writing channel data to file... \n" ); 
          switch ( ifoNumber )
          {
          case 1:
             snprintf( chanfilename, FILENAME_MAX, "chanTest_H1_inj%d.dat", injSimCount+1);
             if (vrbflg) fprintf( stdout, "writing H1 channel time series out to %s\n", chanfilename );
             LALSPrintTimeSeries(chan, chanfilename );
             break;
          case 2:
             snprintf( chanfilename, FILENAME_MAX, "chanTest_H2_inj%d.dat", injSimCount+1);
             if (vrbflg) fprintf( stdout, "writing H2 channel time series out to %s\n", chanfilename );
             LALSPrintTimeSeries(chan, chanfilename );
             break;
          case 3:
             snprintf( chanfilename, FILENAME_MAX, "chanTest_L1_inj%d.dat", injSimCount+1);
             if (vrbflg) fprintf( stdout, "writing L1 channel time series out to %s\n", chanfilename );
             LALSPrintTimeSeries(chan, chanfilename );
             break;
         default:
             fprintf( stderr, "Error: ifoNumber %d does not correspond to H1, H2 or L1: \n", ifoNumber );
             exit( 1 );
         }  
      } 

      LAL_CALL( LALCreateForwardRealFFTPlan( &status, &pfwd, chan->data->length, 0), &status);

      fftData = XLALCreateCOMPLEX8FrequencySeries( chan->name, &chan->epoch, f0, deltaF, 
                                                   &lalDimensionlessUnit, (numPoints / 2 + 1) );
      if ( !fftData ){
        XLALPrintError("failure allocating fftData");
        exit(1);
      }
   
      LAL_CALL( LALTimeFreqRealFFT( &status, fftData, chan, pfwd ), &status);
   
      LAL_CALL( LALDestroyRealFFTPlan( &status, &pfwd ), &status);
      pfwd = NULL;

       /* compute the SNR */
       thisSnrsq = 0;
       /* avoid f=0 part of psd */  

       if (ligosrd){
          if (vrbflg) fprintf( stdout, "using LIGOI PSD \n");
          for ( k = kLow; k < kHi; k++ )
          {
           REAL8 freq;
           REAL8 sim_psd_value;
           freq = fftData->deltaF * k;
           LALLIGOIPsd( NULL, &sim_psd_value, freq ); 

           thisSnrsq += ((crealf(fftData->data->data[k]) * dynRange) * 
                      (crealf(fftData->data->data[k]) * dynRange)) / sim_psd_value;
           thisSnrsq += ((cimagf(fftData->data->data[k]) * dynRange) * 
                      (cimagf(fftData->data->data[k]) * dynRange)) / sim_psd_value;
           }
       }
       else {
          if (vrbflg) fprintf( stdout, "using input spectra \n");
          for ( k = kLow; k < kHi; k++ )
          {
           thisSnrsq += ((crealf(fftData->data->data[k]) * dynRange) * 
              (crealf(fftData->data->data[k]) * dynRange))  /
              (thisSpec->data->data[k] * dynRange * dynRange);
           thisSnrsq += ((cimagf(fftData->data->data[k]) * dynRange) * 
              (cimagf(fftData->data->data[k]) * dynRange)) /
              (thisSpec->data->data[k] * dynRange * dynRange);
        } 
      }

       thisSnrsq *= 4*fftData->deltaF;
       thisSnr    = pow(thisSnrsq, 0.5);
       /* Note indexing on snrVec, ifoNumber runs from 1..3 to get source correct,
        * we must index snrVec 0..2 
        */ 
       snrVec[ifoNumber-1] = thisSnr; 
       XLALDestroyCOMPLEX8FrequencySeries(fftData);

       if ( vrbflg ){
          fprintf( stdout, "thisSnrsq %e\n", thisSnrsq );
          fprintf( stdout, "snrVec    %e\n", snrVec[ifoNumber-1] );
          fflush( stdout );
       }

       /* sum thisSnrsq to eventually get combined snr*/
       statValue += thisSnrsq; 

       /* free some memory */
       if (detector.transfer) detector.transfer = NULL;
       if ( detector.site ) {LALFree( detector.site); detector.site = NULL;}
     }
     /* end loop over ifo */
  
    destroyCoherentGW( &waveform );

    /* store inverse eff snrs in eff_dist columns */
    thisInjection->eff_dist_h = 1./snrVec[0];
    thisInjection->eff_dist_g = 1./snrVec[1];
    thisInjection->eff_dist_l = 1./snrVec[2];

    /* store inverse sum of squares snr in eff_dist_t */
    thisCombSnr = pow(statValue, 0.5);
    if ( vrbflg ) fprintf( stdout, "thisCombSnr %e\n", thisCombSnr);
    thisInjection->eff_dist_t = 1./thisCombSnr;

    /* calc inverse bittenL snr for H1H2 and store in eff_dist_v */
    thisCombSnr_H1H2 = 0.;
    sum = snrVec[0] * snrVec[0] + snrVec[1] * snrVec[1];
    bitten_H1 = 3 * snrVec[0] -3;
    bitten_H2 = 3 * snrVec[1] -3;

    if (sum < bitten_H1){
       thisCombSnr_H1H2 = sum;
    }
    else
    {
       thisCombSnr_H1H2 = bitten_H1;
    }

    if (bitten_H2 < thisCombSnr_H1H2){
       thisCombSnr_H1H2 = bitten_H2;
    }
    thisInjection->eff_dist_v = 1./thisCombSnr_H1H2;


    /* increment the bank sim sim_inspiral table if necessary */
    if ( injectionHead )
    {
      thisInjection = thisInjection->next;
    }

  } while ( ++injSimCount < numInjections ); 
  /* end loop over injections */

  /* try opening, writing and closing an xml file */

  /* open the output xml file */
  memset( &xmlStream, 0, sizeof(LIGOLwXMLStream) );
  snprintf( fname, sizeof(fname), "%s", outputFile);
  LAL_CALL( LALOpenLIGOLwXMLFile  ( &status, &xmlStream, fname), &status);

  /* write out the process and process params tables */
  if ( vrbflg ) fprintf( stdout, "process... " );
  XLALGPSTimeNow(&(proctable.processTable->end_time));
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, process_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, proctable, process_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );
  free( proctable.processTable );
  /* Just being pedantic here ... */
  proctable.processTable = NULL;
 
  /* free the unused process param entry */
  this_proc_param = procparams.processParamsTable;
  procparams.processParamsTable = procparams.processParamsTable->next;
  free( this_proc_param );
  this_proc_param = NULL;

  /* write the process params table */
  if ( vrbflg ) fprintf( stdout, "process_params... " );
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, process_params_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, procparams, process_params_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write the search summary table */
  if ( coireflg ){
     if ( vrbflg ) fprintf( stdout, "search_summary... " );
     outputTable.searchSummaryTable = searchSummHead;
     LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, search_summary_table), &status);
     LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable, search_summary_table), &status);
     LAL_CALL( LALEndLIGOLwXMLTable  ( &status, &xmlStream), &status);
   }

  /* write the sim inspiral table */
  if ( vrbflg ) fprintf( stdout, "sim_inspiral... " );
  outputTable.simInspiralTable = injectionHead;
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, sim_inspiral_table), &status);
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable, sim_inspiral_table), &status);
  LAL_CALL( LALEndLIGOLwXMLTable  ( &status, &xmlStream), &status);

  /* write the sngl inspiral table */
  if ( coireflg ){
     if ( vrbflg ) fprintf( stdout, "sngl_inspiral... " );
     outputTable.snglInspiralTable = snglHead;
     LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, sngl_inspiral_table), &status);
     LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable, sngl_inspiral_table), &status);
     LAL_CALL( LALEndLIGOLwXMLTable  ( &status, &xmlStream), &status);
  } 

  /* close the xml file */ 
  LAL_CALL( LALCloseLIGOLwXMLFile ( &status, &xmlStream), &status);

  /* Freeing memory */
  XLALDestroyREAL4TimeSeries(chan);
  XLALDestroyCOMPLEX8FrequencySeries(resp);
  XLALDestroyCOMPLEX8FrequencySeries(detTransDummy);
  XLALDestroyREAL8FrequencySeries ( specH1 );
  XLALDestroyREAL8FrequencySeries ( specH2 );
  XLALDestroyREAL8FrequencySeries ( specL1 );


  free( specFileH1 );
  specFileH1 = NULL;
  free( specFileH2 );
  specFileH2 = NULL;
  free( specFileL1 );
  specFileL1 = NULL;
  free( injectionFile ); 
  injectionFile = NULL;

  /* free the process params */
  while( procparams.processParamsTable )
  {
    this_proc_param = procparams.processParamsTable;
    procparams.processParamsTable = this_proc_param->next;
    free( this_proc_param );
    this_proc_param = NULL;
  }

  /* free the sim inspiral tables */
  while ( injectionHead )
  {
    thisInjection = injectionHead;
    injectionHead = injectionHead->next;
    LALFree( thisInjection );
  }

  /*check for memory leaks */
  LALCheckMemoryLeaks(); 

  exit( 0 ); 
}
Пример #5
0
static struct options parse_command_line(int *argc, char **argv[], const ProcessTable *process, ProcessParamsTable **paramaddpoint)
{
	struct options options = options_defaults();
	int c;
	int option_index;
	struct LALoption long_options[] = {
		{"gps-end-time", required_argument, NULL, 'A'},
		{"gps-start-time", required_argument, NULL, 'B'},
		{"help", no_argument, NULL, 'C'},
		{"max-amplitude", required_argument, NULL, 'D'},
		{"min-amplitude", required_argument, NULL, 'E'},
		{"max-bandwidth", required_argument, NULL, 'F'},
		{"min-bandwidth", required_argument, NULL, 'G'},
		{"max-duration", required_argument, NULL, 'H'},
		{"min-duration", required_argument, NULL, 'I'},
		{"max-e-over-r2", required_argument, NULL, 'S'},
		{"min-e-over-r2", required_argument, NULL, 'T'},
		{"max-frequency", required_argument, NULL, 'J'},
		{"min-frequency", required_argument, NULL, 'K'},
		{"max-hrss", required_argument, NULL, 'L'},
		{"min-hrss", required_argument, NULL, 'M'},
		{"output", required_argument, NULL, 'V'},
		{"population", required_argument, NULL, 'N'},
		{"q", required_argument, NULL, 'O'},
		{"ra-dec", required_argument, NULL, 'U'},
		{"seed", required_argument, NULL, 'P'},
		{"time-step", required_argument, NULL, 'Q'},
		{"time-slide-file", required_argument, NULL, 'W'},
		{"jitter", required_argument, NULL, 'X'},
		{"user-tag", required_argument, NULL, 'R'},
		{NULL, 0, NULL, 0}
	};

	do switch(c = LALgetopt_long(*argc, *argv, "", long_options, &option_index)) {
	case 'A':
		XLALClearErrno();
		{
			LIGOTimeGPS tmp;
			XLALStrToGPS(&tmp, LALoptarg, NULL);
			options.gps_end_time = XLALGPSToINT8NS(&tmp);
		}
		if(xlalErrno) {
			fprintf(stderr, "invalid --%s (%s specified)\n", long_options[option_index].name, LALoptarg);
			exit(1);
		}
		ADD_PROCESS_PARAM(process, "lstring");
		break;

	case 'B':
		XLALClearErrno();
		{
			LIGOTimeGPS tmp;
			XLALStrToGPS(&tmp, LALoptarg, NULL);
			options.gps_start_time = XLALGPSToINT8NS(&tmp);
		}
		if(xlalErrno) {
			fprintf(stderr, "invalid --%s (%s specified)\n", long_options[option_index].name, LALoptarg);
			exit(1);
		}
		ADD_PROCESS_PARAM(process, "lstring");
		break;

	case 'C':
		print_usage();
		exit(0);

	case 'D':
		options.maxA = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'E':
		options.minA = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'F':
		options.maxbandwidth = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'G':
		options.minbandwidth = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'H':
		options.maxduration = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'I':
		options.minduration = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'J':
		options.maxf = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'K':
		options.minf = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'L':
		options.maxhrss = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'M':
		options.minhrss = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'N':
		if(!strcmp(LALoptarg, "targeted"))
			options.population = POPULATION_TARGETED;
		else if(!strcmp(LALoptarg, "string_cusp"))
			options.population = POPULATION_STRING_CUSP;
		else if(!strcmp(LALoptarg, "all_sky_sinegaussian"))
			options.population = POPULATION_ALL_SKY_SINEGAUSSIAN;
		else if(!strcmp(LALoptarg, "all_sky_btlwnb"))
			options.population = POPULATION_ALL_SKY_BTLWNB;
		else {
			fprintf(stderr, "error: unrecognized population \"%s\"", LALoptarg);
			exit(1);
		}
		ADD_PROCESS_PARAM(process, "lstring");
		break;

	case 'O':
		options.q = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'P':
		options.seed = atol(LALoptarg);
		ADD_PROCESS_PARAM(process, "int_8u");
		break;

	case 'Q':
		options.time_step = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'R':
		options.user_tag = LALoptarg;
		ADD_PROCESS_PARAM(process, "lstring");
		break;

	case 'S':
		options.maxEoverr2 = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'T':
		options.minEoverr2 = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "real_8");
		break;

	case 'U':
		{
			char *end;
			options.ra = strtod(LALoptarg, &end);
			while(isspace(*end))
				end++;
			if(*end != ',') {
				fprintf(stderr, "error: cannot parse --ra-dec \"%s\"\n", LALoptarg);
				exit(1);
			}
			options.dec = strtod(end + 1, &end);
			while(isspace(*end))
				end++;
			if(*end != '\0') {
				fprintf(stderr, "error: cannot parse --ra-dec \"%s\"\n", LALoptarg);
				exit(1);
			}
		}
		ADD_PROCESS_PARAM(process, "lstring");
		break;

	case 'V':
		options.output = LALoptarg;
		break;

	case 'W':
		options.time_slide_file = LALoptarg;
		ADD_PROCESS_PARAM(process, "lstring");
		break;

	case 'X':
		options.jitter = atof(LALoptarg);
		ADD_PROCESS_PARAM(process, "lstring");
		break;

	case 0:
		/* option sets a flag */
		break;

	case -1:
		/* end of arguments */
		break;

	case '?':
		/* unrecognized option */
		print_usage();
		exit(1);

	case ':':
		/* missing argument for an option */
		print_usage();
		exit(1);
	} while(c != -1);

	/* check some of the input parameters for consistency */
	if(options.maxA < options.minA) {
		fprintf(stderr, "error: --max-amplitude < --min-amplitude\n");
		exit(1);
	}
	if(options.maxbandwidth < options.minbandwidth) {
		fprintf(stderr, "error: --max-bandwidth < --min-bandwidth\n");
		exit(1);
	}
	if(options.maxduration < options.minduration) {
		fprintf(stderr, "error: --max-duration < --min-duration\n");
		exit(1);
	}
	if(options.maxf < options.minf) {
		fprintf(stderr, "error: --max-frequency < --min-frequency\n");
		exit(1);
	}
	if(options.maxhrss < options.minhrss) {
		fprintf(stderr, "error: --max-hrss < --min-hrss\n");
		exit(1);
	}

	if(options.gps_start_time == -1 || options.gps_end_time == -1) {
		fprintf(stderr, "--gps-start-time and --gps-end-time are both required\n");
		exit(1);
	}
	if(options.gps_end_time < options.gps_start_time) {
		fprintf(stderr, "error: --gps-end-time < --gps-start-time\n");
		exit(1);
	}
	if(!options.time_slide_file) {
		fprintf(stderr, "--time-slide-file is required\n");
		exit(1);
	}

	switch(options.population) {
	case POPULATION_TARGETED:
	case POPULATION_ALL_SKY_SINEGAUSSIAN:
	case POPULATION_ALL_SKY_BTLWNB:
	case POPULATION_STRING_CUSP:
		break;

	default:
		fprintf(stderr, "error: --population is required\n");
		exit(1);
	}

	if(!options.output) {
		int max_length = 100;	/* ARGH:  ugly */
		options.output = calloc(max_length + 1, sizeof(*options.output));
		if(options.user_tag)
			snprintf(options.output, max_length, "HL-INJECTIONS_%s-%d-%d.xml", options.user_tag, (int) (options.gps_start_time / LAL_INT8_C(1000000000)), (int) ((options.gps_end_time - options.gps_start_time) / LAL_INT8_C(1000000000)));
		else
			snprintf(options.output, max_length, "HL-INJECTIONS-%d-%d.xml", (int) (options.gps_start_time / LAL_INT8_C(1000000000)), (int) ((options.gps_end_time - options.gps_start_time) / LAL_INT8_C(1000000000)));
	}

	return options;
}
Пример #6
0
int main( int argc, char *argv[] )
{
  /* lal initialization variables */
  LALStatus status = blank_status;

  /*  program option variables */
  CHAR *userTag = NULL;
  CHAR comment[LIGOMETA_COMMENT_MAX];
  char *ifoName = NULL;
  char *inputGlob = NULL;
  char *inputFileName = NULL;
  char *outputFileName = NULL;
  char *tamaFileName = NULL;
  char *summFileName = NULL;
  REAL4 snrStar = -1;
  SnglInspiralClusterChoice clusterchoice = none;
  INT8 cluster_dt = -1;
  char *injectFileName = NULL;
  INT8 inject_dt = -1;
  char *missedFileName = NULL;
  INT4 hardware = 0;
  int  enableTrigStartTime = 1;
  int j;
  FILE *fp = NULL;
  glob_t globbedFiles;
  int numInFiles = 0;
  char **inFileNameList;
  char line[MAX_PATH];
  int  errnum;

  UINT8 triggerInputTimeNS = 0;

  MetadataTable         proctable;
  MetadataTable         procparams;
  ProcessParamsTable   *this_proc_param;

  UINT4                 numSimEvents = 0;
  UINT4                 numSimInData = 0;
  UINT4                 numSimFound  = 0;
  UINT4                 numSimMissed = 0;
  UINT4                 numSimDiscard = 0;
  UINT4                 numSimProcessed = 0;

  SimRingdownTable     *simEventHead = NULL;
  SimRingdownTable     *thisSimEvent = NULL;
  SimRingdownTable     *missedSimHead = NULL;
  SimRingdownTable     *thisMissedSim = NULL;
  SimRingdownTable     *tmpSimEvent = NULL;
  SimRingdownTable     *prevSimEvent = NULL;

  SearchSummaryTable   *searchSummaryTable = NULL;

  UINT4                 numEvents = 0;
  UINT4                 numEventsKept = 0;
  UINT4                 numEventsInIFO = 0;
  UINT4                 numEventsCoinc = 0;
  UINT4                 numEventsDiscard = 0;
  UINT4                 numEventsProcessed = 0;
  UINT4                 numClusteredEvents = 0;

  SnglRingdownTable   **eventHandle = NULL;      
  SnglRingdownTable    *eventHead = NULL;
  SnglRingdownTable    *thisEvent = NULL;
  SnglRingdownTable    *tmpEvent = NULL;
  SnglRingdownTable    *prevEvent = NULL;

  LIGOLwXMLStream       xmlStream;
  MetadataTable         outputTable;


  /*
   *
   * initialization
   *
   */


  /* set up inital debugging values */
  lal_errhandler = LAL_ERR_EXIT;

  /* create the process and process params tables */
  proctable.processTable = (ProcessTable *) 
    calloc( 1, sizeof(ProcessTable) );
  XLALGPSTimeNow(&(proctable.processTable->start_time));

  XLALPopulateProcessTable(proctable.processTable, PROGRAM_NAME,
      lalAppsVCSIdentId, lalAppsVCSIdentStatus, lalAppsVCSIdentDate, 0);

  this_proc_param = procparams.processParamsTable = (ProcessParamsTable *) 
    calloc( 1, sizeof(ProcessParamsTable) );
  memset( comment, 0, LIGOMETA_COMMENT_MAX * sizeof(CHAR) );


  /*
   *
   * parse command line arguments
   *
   */


  while (1)
  {
    /* LALgetopt arguments */
    static struct LALoption long_options[] = 
    {
      {"verbose",             no_argument,           &vrbflg,              1 },
      {"sort-triggers",       no_argument,     &sortTriggers,              1 },
      {"help",                    no_argument,            0,              'h'},
      {"user-tag",                required_argument,      0,              'Z'},
      {"userTag",                 required_argument,      0,              'Z'},
      {"comment",                 required_argument,      0,              'c'},
      {"version",                 no_argument,            0,              'V'},
      {"glob",                    required_argument,      0,              'g'},
      {"input",                   required_argument,      0,              'i'},
      {"output",                  required_argument,      0,              'o'},
      {"data-type",               required_argument,      0,              'k'},
      {"tama-output",             required_argument,      0,              'j'},
      {"summary-file",            required_argument,      0,              'S'},
      {"snr-threshold",           required_argument,      0,              's'},
      {"cluster-algorithm",       required_argument,      0,              'C'},
      {"cluster-time",            required_argument,      0,              't'},
      {"ifo-cut",                 required_argument,      0,              'd'},
      {"injection-file",          required_argument,      0,              'I'},
      {"injection-coincidence",   required_argument,      0,              'T'},
      {"missed-injections",       required_argument,      0,              'm'},
      {"hardware-injections",     required_argument,      0,              'H'},
      {"disable-trig-start-time", no_argument,            0,              'D'},
      {0, 0, 0, 0}
    };
    int c;

    /* LALgetopt_long stores the option index here. */
    int option_index = 0;
    size_t LALoptarg_len;

    c = LALgetopt_long_only ( argc, argv, "hZ:c:d:g:i:o:j:S:s:C:Vt:I:T:m:H:D",
        long_options, &option_index );

    /* detect the end of the options */
    if ( c == - 1 )
      break;

    switch ( c )
    {
      case 0:
        /* if this option set a flag, do nothing else now */
        if ( long_options[option_index].flag != 0 )
        {
          break;
        }
        else
        {
          fprintf( stderr, "error parsing option %s with argument %s\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        break;

      case 'h':
        fprintf( stdout, USAGE );
        exit( 0 );
        break;

      case 'Z':
        /* create storage for the usertag */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        userTag = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR) );
        memcpy( userTag, LALoptarg, LALoptarg_len );

        this_proc_param = this_proc_param->next = (ProcessParamsTable *)
          calloc( 1, sizeof(ProcessParamsTable) );
        snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s", 
            PROGRAM_NAME );
        snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX, "-userTag" );
        snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" );
        snprintf( this_proc_param->value, LIGOMETA_VALUE_MAX, "%s",
            LALoptarg );
        break;

      case 'c':
        if ( strlen( LALoptarg ) > LIGOMETA_COMMENT_MAX - 1 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "comment must be less than %d characters\n",
              long_options[option_index].name, LIGOMETA_COMMENT_MAX );
          exit( 1 );
        }
        else
        {
          snprintf( comment, LIGOMETA_COMMENT_MAX, "%s", LALoptarg);
        }
        break;

      case 'V':
        fprintf( stdout, "Single Ringdown Reader and Injection Analysis\n"
            "Patrick Brady, Duncan Brown and Steve Fairhurst\n");
        XLALOutputVersionString(stderr, 0);
        exit( 0 );
        break;

      case 'g':
        /* create storage for the input file glob */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        inputGlob = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( inputGlob, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "'%s'", LALoptarg );
        break;

      case 'i':
        /* create storage for the input file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        inputFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( inputFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'o':
        /* create storage for the output file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        outputFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( outputFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'j':
        /* create storage of the TAMA file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        tamaFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( tamaFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'S':
        /* create storage for the summ file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        summFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( summFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 's':
        snrStar = (REAL4) atof( LALoptarg );
        if ( snrStar < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "threshold must be >= 0: "
              "(%f specified)\n",
              long_options[option_index].name, snrStar );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", snrStar );
        break;

      case 'k':
        /* type of data to analyze */
        if ( ! strcmp( "playground_only", LALoptarg ) )
        {
          dataType = playground_only;
        }
        else if ( ! strcmp( "exclude_play", LALoptarg ) )
        {
          dataType = exclude_play;
        }
        else if ( ! strcmp( "all_data", LALoptarg ) )
        {
          dataType = all_data;
        }
        else
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "unknown data type, %s, specified: "
              "(must be playground_only, exclude_play or all_data)\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'C':
        /* choose the clustering algorithm */
        {        
          if ( ! strcmp( "snr_and_chisq", LALoptarg ) )
          {
            clusterchoice = snr_and_chisq;
          }
          else if ( ! strcmp( "snrsq_over_chisq", LALoptarg) )
          {
            clusterchoice = snrsq_over_chisq;
          }
          else if ( ! strcmp( "snr", LALoptarg) )
          {
            clusterchoice = snr;
          }        
          else
          {
            fprintf( stderr, "invalid argument to  --%s:\n"
                "unknown clustering specified:\n "
                "%s (must be one of: snr_and_chisq, \n"
                "   snrsq_over_chisq or snr)\n",
                long_options[option_index].name, LALoptarg);
            exit( 1 );
          }
          ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        }
        break;

      case 't':
        /* cluster time is specified on command line in ms */
        cluster_dt = (INT8) atoi( LALoptarg );
        if ( cluster_dt <= 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "custer window must be > 0: "
              "(%" LAL_INT8_FORMAT " specified)\n",
              long_options[option_index].name, cluster_dt );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%" LAL_INT8_FORMAT "", cluster_dt );
        /* convert cluster time from ms to ns */
        cluster_dt *= LAL_INT8_C(1000000);
        break;

      case 'I':
        /* create storage for the injection file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        injectFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( injectFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'd':
        LALoptarg_len = strlen( LALoptarg ) + 1;
        ifoName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( ifoName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'T':
        /* injection coincidence time is specified on command line in ms */
        inject_dt = (INT8) atoi( LALoptarg );
        if ( inject_dt < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "injection coincidence window must be >= 0: "
              "(%" LAL_INT8_FORMAT " specified)\n",
              long_options[option_index].name, inject_dt );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%" LAL_INT8_FORMAT " ", inject_dt );
        /* convert inject time from ms to ns */
        inject_dt *= LAL_INT8_C(1000000);
        break;

      case 'm':
        /* create storage for the missed injection file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        missedFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( missedFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'H':
        hardware = (INT4) atoi( LALoptarg );
        if ( hardware <= 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "GPS start time of hardware injections must be > 0: "
              "(%d specified)\n",
              long_options[option_index].name, hardware );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%" LAL_INT4_FORMAT " ", hardware );
        break;

      case 'D':
        enableTrigStartTime = 0;
        ADD_PROCESS_PARAM( "string", "%s", " " );
        break;

      case '?':
        exit( 1 );
        break;

      default:
        fprintf( stderr, "unknown error while parsing options\n" );
        exit( 1 );
    }   
  }

  if ( LALoptind < argc )
  {
    fprintf( stderr, "extraneous command line arguments:\n" );
    while ( LALoptind < argc )
    {
      fprintf ( stderr, "%s\n", argv[LALoptind++] );
    }
    exit( 1 );
  }


  /*
   *
   * can use LALCalloc() / LALMalloc() from here
   *
   */


  /* don't buffer stdout if we are in verbose mode */
  if ( vrbflg ) setvbuf( stdout, NULL, _IONBF, 0 );

  /* fill the comment, if a user has specified it, or leave it blank */
  if ( ! *comment )
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX, " " );
  }
  else
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX,
        "%s", comment );
  }

  /* check that the input and output file names have been specified */
  if ( (! inputGlob && ! inputFileName) || (inputGlob && inputFileName) )
  {
    fprintf( stderr, "exactly one of --glob or --input must be specified\n" );
    exit( 1 );
  }
  if ( ! outputFileName )
  {
    fprintf( stderr, "--output must be specified\n" );
    exit( 1 );
  }

  /* check that Data Type has been specified */
  if ( dataType == unspecified_data_type )
  {
    fprintf( stderr, "Error: --data-type must be specified\n");
    exit(1);
  }

  /* check that if clustering is being done that we have all the options */
  if ( clusterchoice && cluster_dt < 0 )
  {
    fprintf( stderr, "--cluster-time must be specified if --cluster-algorithm "
        "is given\n" );
    exit( 1 );
  }
  else if ( ! clusterchoice && cluster_dt >= 0 )
  {
    fprintf( stderr, "--cluster-algorithm must be specified if --cluster-time "
        "is given\n" );
    exit( 1 );
  }

  /* check that we have all the options to do injections */
  if ( injectFileName && inject_dt < 0 )
  {
    fprintf( stderr, "--injection-coincidence must be specified if "
        "--injection-file is given\n" );
    exit( 1 );
  }
  else if ( ! injectFileName && inject_dt >= 0 )
  {
    fprintf( stderr, "--injection-file must be specified if "
        "--injection-coincidence is given\n" );
    exit( 1 );
  }

  /* save the sort triggers flag */
  if ( sortTriggers )
  {
    this_proc_param = this_proc_param->next = (ProcessParamsTable *) 
      calloc( 1, sizeof(ProcessParamsTable) ); 
    snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s",
        PROGRAM_NAME ); 
    snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX, 
        "--sort-triggers" );
    snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" ); 
    snprintf( this_proc_param->value, LIGOMETA_VALUE_MAX, " " );
  }

  switch ( dataType )
  {
    case playground_only:
      if ( vrbflg )
        fprintf( stdout, "using data from playground times only\n" );
      snprintf( procparams.processParamsTable->program, 
          LIGOMETA_PROGRAM_MAX, "%s", PROGRAM_NAME );
      snprintf( procparams.processParamsTable->param,
          LIGOMETA_PARAM_MAX, "--playground-only" );
      snprintf( procparams.processParamsTable->type, 
          LIGOMETA_TYPE_MAX, "string" );
      snprintf( procparams.processParamsTable->value, 
          LIGOMETA_TYPE_MAX, " " );
      break;

    case exclude_play:
      if ( vrbflg )
        fprintf( stdout, "excluding all triggers in playground times\n" );
      snprintf( procparams.processParamsTable->program, 
          LIGOMETA_PROGRAM_MAX, "%s", PROGRAM_NAME );
      snprintf( procparams.processParamsTable->param,
          LIGOMETA_PARAM_MAX, "--exclude-play" );
      snprintf( procparams.processParamsTable->type, 
          LIGOMETA_TYPE_MAX, "string" );
      snprintf( procparams.processParamsTable->value, 
          LIGOMETA_TYPE_MAX, " " );
      break;

    case all_data:
      if ( vrbflg )
        fprintf( stdout, "using all input data\n" );
      snprintf( procparams.processParamsTable->program, 
          LIGOMETA_PROGRAM_MAX, "%s", PROGRAM_NAME );
      snprintf( procparams.processParamsTable->param,
          LIGOMETA_PARAM_MAX, "--all-data" );
      snprintf( procparams.processParamsTable->type, 
          LIGOMETA_TYPE_MAX, "string" );
      snprintf( procparams.processParamsTable->value, 
          LIGOMETA_TYPE_MAX, " " );
      break;

    default:
      fprintf( stderr, "data set not defined\n" );
      exit( 1 );
  }


  /*
   *
   * read in the injection XML file, if we are doing an injection analysis
   *
   */


  if ( injectFileName )
  {
    if ( vrbflg ) 
      fprintf( stdout, "reading injections from %s... ", injectFileName );

    simEventHead = XLALSimRingdownTableFromLIGOLw( injectFileName, 0, 0 );

    if ( vrbflg ) fprintf( stdout, "got %d injections\n", numSimEvents );

    if ( ! simEventHead )
    {
      fprintf( stderr, "error: unable to read sim_ringdown table from %s\n", 
          injectFileName );
      exit( 1 );
    }

    /* if we are doing hardware injections, increment all the start times */
    if ( hardware )
    {
      if ( vrbflg ) fprintf( stdout, 
          "incrementing GPS times of injections by %d seconds\n", hardware );

      for ( thisSimEvent = simEventHead; 
          thisSimEvent; thisSimEvent = thisSimEvent->next )
      {
        thisSimEvent->geocent_start_time.gpsSeconds += hardware;
        thisSimEvent->h_start_time.gpsSeconds       += hardware;
        thisSimEvent->l_start_time.gpsSeconds       += hardware;
      }
    }

    /* discard all injection events that are not in the data we want */
    if ( dataType != all_data )
    {
      numSimDiscard = 0;

      thisSimEvent = simEventHead;
      simEventHead = NULL;
      prevSimEvent = NULL;

      if ( vrbflg ) fprintf( stdout, "discarding injections not in data\n" );

      while ( thisSimEvent )
      {
        INT4 isPlayground = XLALINT8NanoSecIsPlayground(XLALGPSToINT8NS(&(thisSimEvent->geocent_start_time)));

        if ( (dataType == playground_only && isPlayground) || 
            (dataType == exclude_play && ! isPlayground) )
        {
          /* store the head of the linked list */
          if ( ! simEventHead ) simEventHead = thisSimEvent;

          /* keep this event */
          prevSimEvent = thisSimEvent;
          thisSimEvent = thisSimEvent->next;
          ++numSimInData;
          if ( vrbflg ) fprintf( stdout, "+" );
        }
        else
        {
          /* throw this event away */
          tmpSimEvent = thisSimEvent;
          if ( prevSimEvent ) prevSimEvent->next = thisSimEvent->next;
          thisSimEvent = thisSimEvent->next;
          LALFree( tmpSimEvent );
          ++numSimDiscard;
          if ( vrbflg ) fprintf( stdout, "-" );
        }
      }

      if ( vrbflg ) 
        fprintf( stdout, "\nusing %d (discarded %d) of %d injections\n",
            numSimInData, numSimDiscard, numSimEvents );
    }
    else
    {
      if ( vrbflg ) 
        fprintf( stdout, "using all %d injections\n", numSimInData );
      numSimInData = numSimEvents;
    }
  }


  /*
   *
   * read in the input triggers from the xml files
   *
   */


  if ( inputGlob )
  {
    /* use glob() to get a list of the input file names */
    if ( glob( inputGlob, GLOB_ERR, NULL, &globbedFiles ) )
    {
      fprintf( stderr, "error globbing files from %s\n", inputGlob );
      perror( "error:" );
      exit( 1 );
    }

    numInFiles = globbedFiles.gl_pathc;
    inFileNameList = (char **) LALCalloc( numInFiles, sizeof(char *) );

    for ( j = 0; j < numInFiles; ++j )
    {
      inFileNameList[j] = globbedFiles.gl_pathv[j];
    }
  }
  else if ( inputFileName )
  {
    /* read the list of input filenames from a file */
    fp = fopen( inputFileName, "r" );
    if ( ! fp )
    {
      fprintf( stderr, "could not open file containing list of xml files\n" );
      perror( "error:" );
      exit( 1 );
    }

    /* count the number of lines in the file */
    while ( get_next_line( line, sizeof(line), fp ) )
    {
      ++numInFiles;
    }
    rewind( fp );

    /* allocate memory to store the input file names */
    inFileNameList = (char **) LALCalloc( numInFiles, sizeof(char *) );

    /* read in the input file names */
    for ( j = 0; j < numInFiles; ++j )
    {
      inFileNameList[j] = (char *) LALCalloc( MAX_PATH, sizeof(char) );
      get_next_line( line, sizeof(line), fp );
      strncpy( inFileNameList[j], line, strlen(line) - 1);
    }

    fclose( fp );
  }
  else
  {
    fprintf( stderr, "no input file mechanism specified\n" );
    exit( 1 );
  }

  if ( vrbflg )
  {
    fprintf( stdout, "reading input triggers from:\n" );
    for ( j = 0; j < numInFiles; ++j )
    {
      fprintf( stdout, "%s\n", inFileNameList[j] );
    }
  }


  /*
   *
   * read in the triggers from the input xml files
   *
   */


  if ( injectFileName )
  {
    thisSimEvent = simEventHead;
    simEventHead = NULL;
    prevSimEvent = NULL;
    numSimDiscard = 0;
    numSimInData = 0;

    if ( vrbflg ) 
      fprintf( stdout, "discarding injections not in input data\n" );
  }

  for ( j = 0; j < numInFiles; ++j )
  {
    LIGOTimeGPS inPlay, outPlay;
    UINT8 outPlayNS, outStartNS, outEndNS, triggerTimeNS;
    INT4 trigStartTimeArg = 0;

    searchSummaryTable = XLALSearchSummaryTableFromLIGOLw( inFileNameList[j] );
    if ( ( ! searchSummaryTable ) || searchSummaryTable->next )
    {
      fprintf( stderr, 
          "error: zero or multiple search_summary tables in %s\n",
          inFileNameList[j] );
      exit( 1 );
    }

    if ( enableTrigStartTime )
    {
      /* override the value of out_start_time if there is a non-zero */
      /* --trig-start-time option in the process_params table        */
      /* this is necessary to get round a bug in early versions of   */
      /* the ringdown code                                           */

      int mioStatus;
      int pParParam;
      int pParValue;
      struct MetaioParseEnvironment parseEnv;
      const  MetaioParseEnv env = &parseEnv;

      /* open the procress_params table from the input file */
      mioStatus = MetaioOpenTable( env, inFileNameList[j], "process_params" );
      if ( mioStatus )
      {
        fprintf( stderr, "error opening process_params table from file %s\n", 
            inFileNameList[j] );
        exit( 1 );
      }

      /* figure out where the param and value columns are */
      if ( (pParParam = MetaioFindColumn( env, "param" )) < 0 )
      {
        fprintf( stderr, "unable to find column param in process_params\n" );
        MetaioClose(env);
        exit( 1 );
      }
      if ( (pParValue = MetaioFindColumn( env, "value" )) < 0 )
      {
        fprintf( stderr, "unable to find column value in process_params\n" );
        MetaioClose(env);
        exit( 1 );
      }

      /* get the trigger start time from the process params */
      while ( (mioStatus = MetaioGetRow(env)) == 1 )
      {
        if ( ! strcmp( env->ligo_lw.table.elt[pParParam].data.lstring.data, 
              "--trig-start-time" ) )
        {
          trigStartTimeArg = (INT4) 
            atoi( env->ligo_lw.table.elt[pParValue].data.lstring.data );
        }
      }

      MetaioClose( env );

      if ( trigStartTimeArg )
      {
        searchSummaryTable->out_start_time.gpsSeconds = trigStartTimeArg;
        searchSummaryTable->out_start_time.gpsNanoSeconds = 0;
        if ( vrbflg ) fprintf( stdout, "file %s has --trig-start-time %d\n",
            inFileNameList[j], trigStartTimeArg );
      }
    }

    /* compute the out time from the search summary table */
    outStartNS = XLALGPSToINT8NS ( &(searchSummaryTable->out_start_time) );
    outEndNS = XLALGPSToINT8NS ( &(searchSummaryTable->out_end_time) );
    triggerTimeNS = outEndNS - outStartNS;

    /* check for events and playground */
    if ( dataType != all_data )
    {
      LAL_CALL( LALPlaygroundInSearchSummary( &status, searchSummaryTable,
            &inPlay, &outPlay ), &status );
      outPlayNS = XLALGPSToINT8NS ( &outPlay );

      if ( dataType == playground_only )
      {
        if ( outPlayNS )
        {
          /* increment the total trigger time by the amount of playground */
          triggerInputTimeNS += outPlayNS;
        }
        else
        {
          /* skip this file as it does not contain any playground data */
          if ( vrbflg )
          {
            fprintf( stdout, "file %s not in playground, continuing\n", 
                inFileNameList[j] );
          }
          LALFree( searchSummaryTable );
          searchSummaryTable = NULL;
          continue;
        }
      }
      else if ( dataType == exclude_play )
      {
        /* increment the total trigger time by the out time minus */
        /* the time that is in the playground                     */
        triggerInputTimeNS += triggerTimeNS - outPlayNS;
      }
    }
    else
    {
      /* increment the total trigger time by the out time minus */
      triggerInputTimeNS += triggerTimeNS;
    }

    if ( injectFileName )
    {
      if ( vrbflg ) fprintf( stdout, "discarding injections not in file: " );

      /* throw away injections that are outside analyzed times */
      while ( thisSimEvent && thisSimEvent->geocent_start_time.gpsSeconds < 
          searchSummaryTable->out_end_time.gpsSeconds )
      {
        /* check if injection is before file start time */
        if ( thisSimEvent->geocent_start_time.gpsSeconds < 
            searchSummaryTable->out_start_time.gpsSeconds )
        {
          /* discard the current injection */
          if ( prevSimEvent ) prevSimEvent->next = thisSimEvent->next;
          tmpSimEvent = thisSimEvent;
          thisSimEvent = thisSimEvent->next;
          LALFree( tmpSimEvent );
          ++numSimDiscard;
          if ( vrbflg ) fprintf( stdout, "-" );
        }
        else
        {
          /* store the head of the linked list */
          if ( ! simEventHead ) simEventHead = thisSimEvent;

          /* keep this injection */
          prevSimEvent = thisSimEvent;
          thisSimEvent = thisSimEvent->next;
          ++numSimInData;
          if ( vrbflg ) fprintf( stdout, "+" );
        }
      }
      if ( vrbflg ) fprintf( stdout, "\n" );
    }


    /*
     *
     * if there are any events in the file, read them in
     *
     */


    if ( searchSummaryTable->nevents )
    {
      INT4 isPlay;

      if ( vrbflg ) fprintf( stdout, "file %s contains %d events, processing\n",
          inFileNameList[j], searchSummaryTable->nevents );

      if ( ! prevEvent )
      {
        eventHandle = &thisEvent;
      }
      else
      {
        eventHandle = &(prevEvent->next);
      }

      /* read the events from the file into a temporary list */
      XLAL_TRY( *eventHandle = XLALSnglRingdownTableFromLIGOLw( inFileNameList[j] ), errnum);
      if ( ! *eventHandle )
        switch ( errnum )
        {
          case XLAL_EDATA:
            XLALPrintError("Unable to read sngl_ringdown table from %s\n", inFileNameList[j] );
            /*LALFree(thisInputFile);*/
            XLALClearErrno();
            break;
          default:
            XLALSetErrno( errnum );
            XLAL_ERROR(XLAL_EFUNC );
        }
      
      /* only keep triggers from the data that we want to analyze */
      thisEvent = *eventHandle;
      while ( thisEvent )
      {
        numEvents++;

        isPlay = XLALINT8NanoSecIsPlayground( XLALGPSToINT8NS( &(thisEvent->start_time) ) );

        if ( (dataType == all_data || 
              (dataType == playground_only && isPlay) ||
              (dataType == exclude_play && ! isPlay))
            && ( snrStar < 0 || thisEvent->snr > snrStar) )
        {
          /* keep the trigger and increment the count of triggers */
          if ( ! eventHead ) eventHead = thisEvent;
          prevEvent = thisEvent;
          thisEvent = thisEvent->next;
          ++numEventsKept;
        }
        else
        {
          /* discard the trigger and move to the next one */
          if ( prevEvent ) prevEvent->next = thisEvent->next;
          tmpEvent = thisEvent;
          thisEvent = thisEvent->next;
          LAL_CALL ( LALFreeSnglRingdown ( &status, &tmpEvent ), &status);
        }
      }

      /* make sure that the linked list is properly terminated */
      if ( prevEvent && prevEvent->next ) prevEvent->next->next = NULL;
    }
    else
    {
      if ( vrbflg ) fprintf( stdout, "file %s contains no events, skipping\n",
          inFileNameList[j] );
    }

    LALFree( searchSummaryTable );
    searchSummaryTable = NULL;
  }

  /* discard the remaining injections which occured after the last file */
  if ( injectFileName )
  {
    if ( vrbflg ) fprintf( stdout, "kept %d injections, discarded %d\n",
        numSimInData, numSimDiscard );

    if ( prevSimEvent ) prevSimEvent->next = NULL;

    numSimDiscard = 0;
    while ( thisSimEvent )
    {
      tmpSimEvent = thisSimEvent;
      thisSimEvent = thisSimEvent->next;
      LALFree( tmpSimEvent );
      ++numSimDiscard;
      if ( vrbflg ) fprintf( stdout, "-" );
    }

    if ( vrbflg ) fprintf( stdout, "\ndiscarded %d injections at end of list\n",
        numSimDiscard );
  }


  /*
   *
   * sort the ringdown events by time
   *
   */


  if ( injectFileName || sortTriggers )
  {
    if ( vrbflg ) fprintf( stdout, "sorting ringdown trigger list..." );
    LAL_CALL( LALSortSnglRingdown( &status, &eventHead, 
          *LALCompareSnglRingdownByTime ), &status );
    if ( vrbflg ) fprintf( stdout, "done\n" );
  }


  /*
   *
   * keep only event from requested ifo
   *
   */

  if ( ifoName )
  {
    if ( vrbflg ) fprintf( stdout, 
        "keeping only triggers from %s, discarding others...", ifoName );
    LAL_CALL( LALIfoCutSingleRingdown( &status, &eventHead, ifoName ), &status );
    LALIfoCountSingleRingdown( &status, &numEventsInIFO, eventHead, 
        XLALIFONumber(ifoName) );

    if ( vrbflg ) fprintf( stdout, "done\n" );
  }

  /*
   *
   * check for events that are coincident with injections
   *
   */


  if ( injectFileName )
  {
    int coincidence = 0;
    UINT8 simTime, ringdownTime;

    if ( vrbflg ) fprintf( stdout, 
        "checking for events that are coincident with injections\n" );

    /* Note: we are assuming that both the ringdown and */
    /* injection events are time sorted                 */
    thisSimEvent = simEventHead;
    thisEvent    = eventHead;

    simEventHead = NULL;
    eventHead    = NULL;
    prevSimEvent = NULL;
    prevEvent    = NULL;

    numSimFound      = 0;
    numSimDiscard    = 0;
    numEventsDiscard = 0;
    numEventsCoinc   = 0;

    if ( ! thisEvent )
    {
      /* no triggers in the input data, so all injections are missed */
      if ( vrbflg ) fprintf( stdout, "no triggers in input data\n" );

      thisMissedSim = missedSimHead = thisSimEvent;

      while ( thisMissedSim )
      {
        /* count the number of injections just stuck in the missed list */
        if ( vrbflg ) fprintf( stdout, "M" );
        ++numSimMissed;
        ++numSimProcessed;
        thisMissedSim = thisMissedSim->next;
      }
    }
    else
    {
      /* begin loop over the sim_ringdown events */
      while ( thisSimEvent )
      {
        /* compute the end time in nanosec for the injection */
        /* at the relevant detector                          */
        if ( ! strcmp( "L1", thisEvent->ifo ) )
        {
          simTime = XLALGPSToINT8NS ( &(thisSimEvent->l_start_time) );
        }
        else if ( ! strcmp( "H1", thisEvent->ifo ) || 
            ! strcmp( "H2", thisEvent->ifo ) )
        {
          simTime = XLALGPSToINT8NS ( &(thisSimEvent->h_start_time) );
        }
        else
        {
          fprintf( stderr, "unknown detector found in event list: %s\n", 
              thisEvent->ifo );
          fprintf( stderr, "Detector must be one of (G1|H1|H2|L1|T1|V1)\n");
          exit( 1 );
        }

        /* find the first ringdown event after the current sim event */
        while ( thisEvent )
        {
          coincidence = 0;

          /* compute the time in nanosec for the ringdown */
          ringdownTime = XLALGPSToINT8NS ( &(thisEvent->start_time) );

          if ( ringdownTime < (simTime - inject_dt) )
          {
            /* discard this event and move on to the next one */
            if ( prevEvent ) prevEvent->next = thisEvent->next;
            tmpEvent = thisEvent;
            thisEvent = thisEvent->next;
            LAL_CALL ( LALFreeSnglRingdown ( &status, &tmpEvent ), &status);
            ++numEventsProcessed;
            ++numEventsDiscard;
            if ( vrbflg ) fprintf( stdout, "-" );
          }
          else
          {
            /* we have reached the negative coincincidence window */
            break;
          }
        }

        while ( thisEvent )
        {
          /* compute the time in nanosec for the ringdown */
          ringdownTime = XLALGPSToINT8NS ( &(thisEvent->start_time) );

          if ( ringdownTime < (simTime + inject_dt) )
          {
            /* this event is within the coincidence window  */
            /* store this event and move on to the next one */
            if ( ! eventHead ) eventHead = thisEvent;
            prevEvent = thisEvent;
            thisEvent = thisEvent->next;
            coincidence = 1;
            ++numEventsProcessed;
            ++numEventsCoinc;
            if ( vrbflg ) fprintf( stdout, "+" );
          }
          else
          {
            /* we have reached the end of the positive coincincidence window */
            break;
          }
        }

        if ( coincidence )
        {
          /* keep this event in the list and move to the next sim event */
          if ( ! simEventHead ) simEventHead = thisSimEvent;
          prevSimEvent = thisSimEvent;
          ++numSimFound;
          ++numSimProcessed;
          thisSimEvent = thisSimEvent->next;
          if ( vrbflg ) fprintf( stdout, "F" );
        }
        else
        {
          /* save this sim event in the list of missed events... */
          if ( ! missedSimHead )
          {
            missedSimHead = thisMissedSim = thisSimEvent;
          }
          else
          {
            thisMissedSim = thisMissedSim->next = thisSimEvent;
          }

          /* ...and remove it from the list of found events */
          if ( prevSimEvent ) prevSimEvent->next = thisSimEvent->next;
          ++numSimMissed;
          if ( vrbflg ) fprintf( stdout, "M" );

          /* move to the next sim in the list */
          ++numSimProcessed;
          thisSimEvent = thisSimEvent->next;

          /* make sure the missed sim list is terminated */
          thisMissedSim->next = NULL;
        }

        if ( ! thisEvent )
        {
          /* these are no more events to process so all the rest of the */
          /* injections must be put in the missed injections list       */
          if ( ! missedSimHead )
          {
            /* this and any subsequent events are in the missed sim list */
            if ( thisSimEvent ) thisMissedSim = missedSimHead = thisSimEvent;
          }
          else
          {
            if ( thisSimEvent )
            {
              /* append the rest of the list to the list of missed injections */
              thisMissedSim = thisMissedSim->next = thisSimEvent;
            }
            else
            {
              /* there are no injections after this one */
              thisMissedSim = thisMissedSim->next = NULL;
            }
          }

          /* terminate the list of found injections correctly */
          if ( prevSimEvent ) prevSimEvent->next = NULL;

          while ( thisMissedSim )
          {
            /* count the number of injections just stuck in the missed list */
            if ( vrbflg ) fprintf( stdout, "M" );
            ++numSimMissed;
            ++numSimProcessed;
            thisMissedSim = thisMissedSim->next;
          }
          thisSimEvent = NULL;
          break;
        }
      }

      if ( thisEvent )
      {
        /* discard any remaining ringdown triggers -- including thisEvent */
        /* as we have run out of injections */
        tmpEvent = thisEvent;
        if ( prevEvent ) prevEvent->next = NULL;
        while ( tmpEvent )
        {
          thisEvent = tmpEvent;
          tmpEvent = tmpEvent->next;
          LAL_CALL ( LALFreeSnglRingdown ( &status, &thisEvent ), &status);
          ++numEventsDiscard;
          ++numEventsProcessed;
          if ( vrbflg ) fprintf( stdout, "-" );
        }
      }
    }

    if ( vrbflg )
    {
      fprintf( stdout, "\nfound %d injections, missed %d injections "
          "(%d injections processed)\n",
          numSimFound, numSimMissed, numSimProcessed );

      fprintf( stdout, "found %d coincident events, %d events discarded "
          "(%d events processed)\n",
          numEventsCoinc, numEventsDiscard, numEventsProcessed );
    }

  } /* end if ( injectFileName ) */


  /*
   *
   * cluster the remaining events
   *
   */


  if ( eventHead && clusterchoice )
  {
    if ( vrbflg ) fprintf( stdout, "clustering remaining triggers... " );
    LAL_CALL( LALClusterSnglRingdownTable( &status, eventHead,
          cluster_dt, clusterchoice ), &status );
    if ( vrbflg ) fprintf( stdout, "done\n" );

    /* count the number of triggers surviving the clustering */
    thisEvent = eventHead;
    numClusteredEvents = 0;
    while ( thisEvent )
    {
      ++numClusteredEvents;
      thisEvent = thisEvent->next;
    }
  }


  /*
   *
   * write output data
   *
   */


  /* write the main output file containing found injections */
  if ( vrbflg ) fprintf( stdout, "writing output xml files... " );
  memset( &xmlStream, 0, sizeof(LIGOLwXMLStream) );
  LAL_CALL( LALOpenLIGOLwXMLFile( &status, &xmlStream, outputFileName ), &status );

  /* write out the process and process params tables */
  if ( vrbflg ) fprintf( stdout, "process... " );
  XLALGPSTimeNow(&(proctable.processTable->start_time));
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, process_table ), 
      &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, proctable, 
        process_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );
  free( proctable.processTable );

  /* write the process params table */
  if ( vrbflg ) fprintf( stdout, "process_params... " );
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, 
        process_params_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, procparams, 
        process_params_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* Write the found injections to the sim table */
  if ( simEventHead )
  {
    if ( vrbflg ) fprintf( stdout, "sim_ringdown... " );
    outputTable.simRingdownTable = simEventHead;
    LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, 
          sim_ringdown_table ), &status );
    LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable, 
          sim_ringdown_table ), &status );
    LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream ), &status );
  }

  /* Write the results to the ringdown table */
  if ( eventHead )
  {
    if ( vrbflg ) fprintf( stdout, "sngl_ringdown... " );
    outputTable.snglRingdownTable = eventHead;
    LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, 
          sngl_ringdown_table ), &status );
    LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable, 
          sngl_ringdown_table ), &status );
    LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream ), &status);
  }

  /* close the output file */
  LAL_CALL( LALCloseLIGOLwXMLFile(&status, &xmlStream), &status);
  if ( vrbflg ) fprintf( stdout, "done\n" );

  /* write out the TAMA file if it is requested */
  if ( tamaFileName )
  {
    /* FIXME */
    REAL8 UNUSED trigtime;

    fp = fopen( tamaFileName, "w" );
    if ( ! fp )
    {
      perror( "TAMA file" );
      exit( 1 );
    }

    fprintf( fp, "IFO   trigger time       snr         chisq       "
        " total mass     eta       eff dist (kpc)\n" );

    for ( thisEvent = eventHead; thisEvent; thisEvent = thisEvent->next )
    {
      trigtime = XLALGPSGetREAL8(&(thisEvent->start_time));
    }

    fclose( fp );
  }

  if ( missedFileName )
  {
    /* open the missed injections file and write the missed injections to it */
    if ( vrbflg ) fprintf( stdout, "writing missed injections... " );
    memset( &xmlStream, 0, sizeof(LIGOLwXMLStream) );
    LAL_CALL( LALOpenLIGOLwXMLFile( &status, &xmlStream, missedFileName ), 
        &status );

    if ( missedSimHead )
    {
      outputTable.simRingdownTable = missedSimHead;
      LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, sim_ringdown_table ),
          &status );
      LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable, 
            sim_ringdown_table ), &status );
      LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream ), &status );
    }

    LAL_CALL( LALCloseLIGOLwXMLFile( &status, &xmlStream ), &status );
    if ( vrbflg ) fprintf( stdout, "done\n" );
  }

  if ( summFileName )
  {
    LIGOTimeGPS triggerTime;

    /* write out a summary file */
    fp = fopen( summFileName, "w" );

    switch ( dataType )
    {
      case playground_only:
        fprintf( fp, "using data from playground times only\n" );
        break;
      case exclude_play:
        fprintf( fp, "excluding all triggers in playground times\n" );
        break;
      case all_data:
        fprintf( fp, "using all input data\n" );
        break;
      default:
        fprintf( stderr, "data set not defined\n" );
        exit( 1 );
    }

    fprintf( fp, "read triggers from %d files\n", numInFiles );
    fprintf( fp, "number of triggers in input files: %d \n", numEvents );
    if ( snrStar >= 0 )
    {
      fprintf( fp, "number of triggers in input data with snr above %f: %d \n",
          snrStar, numEventsKept );
    }
    else
    {
      fprintf( fp, "number of triggers in input data %d \n", numEventsKept );
    }

    if ( ifoName )
    {
      fprintf( fp, "number of triggers from %s ifo %d \n", ifoName, 
          numEventsInIFO );
    }

    XLALINT8NSToGPS( &triggerTime, triggerInputTimeNS );
    fprintf( fp, "amount of time analysed for triggers %d sec %d ns\n", 
        triggerTime.gpsSeconds, triggerTime.gpsNanoSeconds );

    if ( injectFileName )
    {
      fprintf( fp, "read %d injections from file %s\n", 
          numSimEvents, injectFileName );

      fprintf( fp, "number of injections in input data: %d\n", numSimInData );
      fprintf( fp, "number of injections found in input data: %d\n", 
          numSimFound );
      fprintf( fp, 
          "number of triggers found within %" LAL_INT8_FORMAT "msec of injection: %d\n",
          (inject_dt / LAL_INT8_C(1000000) ), numEventsCoinc );

      fprintf( fp, "efficiency: %f \n", 
          (REAL4) numSimFound / (REAL4) numSimInData );
    }

    if ( clusterchoice )
    {
      fprintf( fp, "number of event clusters with %" LAL_INT8_FORMAT " msec window: %d\n",
          cluster_dt/ LAL_INT8_C(1000000), numClusteredEvents ); 
    }

    fclose( fp ); 
  }


  /*
   *
   * free memory and exit
   *
   */


  /* free the ringdown events we saved */
  while ( eventHead )
  {
    thisEvent = eventHead;
    eventHead = eventHead->next;
    LAL_CALL ( LALFreeSnglRingdown ( &status, &thisEvent ), &status);
  }

  /* free the process params */
  while( procparams.processParamsTable )
  {
    this_proc_param = procparams.processParamsTable;
    procparams.processParamsTable = this_proc_param->next;
    free( this_proc_param );
  }

  /* free the found injections */
  while ( simEventHead )
  {
    thisSimEvent = simEventHead;
    simEventHead = simEventHead->next;
    LALFree( thisSimEvent );
  }

  /* free the temporary memory containing the missed injections */
  while ( missedSimHead )
  {
    tmpSimEvent = missedSimHead;
    missedSimHead = missedSimHead->next;
    LALFree( tmpSimEvent );
  }

  /* free the input file name data */
  if ( inputGlob )
  {
    LALFree( inFileNameList ); 
    globfree( &globbedFiles );
  }
  else
  {
    for ( j = 0; j < numInFiles; ++j )
    {
      LALFree( inFileNameList[j] );
    }
    LALFree( inFileNameList );
  }

  if ( vrbflg ) fprintf( stdout, "checking memory leaks and exiting\n" );
  LALCheckMemoryLeaks();
  exit( 0 );
}
Пример #7
0
int main( int argc, char *argv[] )
{
  static LALStatus      status;

  INT4  startTime = -1;
  LIGOTimeGPS startTimeGPS = {0,0};
  INT4  endTime = -1;
  LIGOTimeGPS endTimeGPS = {0,0};
  CHAR  inputIFO[LIGOMETA_IFO_MAX];
  CHAR  outputIFO[LIGOMETA_IFO_MAX];
  CHAR  comment[LIGOMETA_COMMENT_MAX];
  CHAR *userTag = NULL;
  CHAR *ifoTag = NULL;

  CHAR  fileName[FILENAME_MAX];

  INT4  numTriggers = 0;

  SnglInspiralTable    *inspiralEventList=NULL;
  SnglInspiralTable    *currentTrigger = NULL;

  SearchSummvarsTable  *inputFiles = NULL;
  SearchSummvarsTable  *thisInputFile = NULL;

  SearchSummaryTable   *searchSummList = NULL;
  SearchSummaryTable   *thisSearchSumm = NULL;

  MetadataTable         proctable;
  MetadataTable         processParamsTable;
  MetadataTable         searchsumm;
  MetadataTable         searchSummvarsTable;
  MetadataTable         inspiralTable;
  ProcessParamsTable   *this_proc_param = NULL;
  LIGOLwXMLStream       xmlStream;
  INT4                  outCompress = 0;

  long int              gpstime;

  trigScanType trigScanMethod = trigScanNone;
                                          /* Switch for clustering        */
                                          /* triggers in template         */
                                          /* parameters and end time      */
  REAL8  trigScanMetricScalingFac = -1.0;
  /* Use this scaling factor for the volume spanned by a trigger in the   */
  /* parameter space. When set to x, the volume is taken to be that of the*/
  /* ambiguity ellipsoid at a 'minimal match' of (1.0-x).                 */
                                          /* original bank entered at the */
                                          /* command line                 */
  INT2  trigScanAppendStragglers = -1;    /* Switch to append cluster     */
                                          /* out-liers (stragglers)       */

  INT4                  i;

  /* LALgetopt arguments */
  struct LALoption long_options[] =
  {
    {"verbose",                no_argument,           &vrbflg,            1 },
    {"write-compress",         no_argument,           &outCompress,       1 },
    {"gps-start-time",         required_argument,     0,                 'q'},
    {"gps-end-time",           required_argument,     0,                 'r'},
    {"help",                   no_argument,           0,                 'h'}, 
    {"version",                no_argument,           0,                 'V'},
    {"user-tag",               required_argument,     0,                 'Z'},
    {"ifo",                    required_argument,     0,                 'I'},
    {"ts-cluster",             required_argument,     0,                 '*'},
    {"ts-metric-scaling",      required_argument,     0,                 '>'},
    {0, 0, 0, 0}
  };
  int c;

  /*
   * 
   * initialize things
   *
   */

  lal_errhandler = LAL_ERR_EXIT;
  setvbuf( stdout, NULL, _IONBF, 0 );

  /* create the process and process params tables */
  proctable.processTable = (ProcessTable *) calloc( 1, sizeof(ProcessTable) );
  XLALGPSTimeNow(&(proctable.processTable->start_time));
  XLALPopulateProcessTable(proctable.processTable, PROGRAM_NAME, lalAppsVCSIdentId,
      lalAppsVCSIdentStatus, lalAppsVCSIdentDate, 0);
  this_proc_param = processParamsTable.processParamsTable = 
    (ProcessParamsTable *) calloc( 1, sizeof(ProcessParamsTable) );
  memset( comment, 0, LIGOMETA_COMMENT_MAX * sizeof(CHAR) );

  /* create the search summary and zero out the summvars table */
  searchsumm.searchSummaryTable = (SearchSummaryTable *)
    calloc( 1, sizeof(SearchSummaryTable) );


  /* parse the arguments */
  while ( 1 )
  {
    /* LALgetopt_long stores long option here */
    int option_index = 0;
    size_t LALoptarg_len;

    c = LALgetopt_long_only( argc, argv,
        "a:b:hq:r:s:A:I:VZ:", long_options, 
        &option_index );

    /* detect the end of the options */
    if ( c == -1 )
    {
      break;
    }

    switch ( c )
    {
      case 0:
        /* if this option set a flag, do nothing else now */
        if ( long_options[option_index].flag != 0 )
        {
          break;
        }
        else
        {
          fprintf( stderr, "Error parsing option %s with argument %s\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        break;

      case 's':
        if ( strlen( LALoptarg ) > LIGOMETA_COMMENT_MAX - 1 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "comment must be less than %d characters\n",
              long_options[option_index].name, LIGOMETA_COMMENT_MAX );
          exit( 1 );
        }
        else
        {
          snprintf( comment, LIGOMETA_COMMENT_MAX, "%s", LALoptarg);
        }
        break;

      case 'h':
        /* help message */
        print_usage(argv[0]);
        exit( 1 );
        break;

      case 'Z':
        /* create storage for the usertag */
        LALoptarg_len = strlen(LALoptarg) + 1;
        userTag = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR) );
        memcpy( userTag, LALoptarg, LALoptarg_len );

        this_proc_param = this_proc_param->next = (ProcessParamsTable *)
          calloc( 1, sizeof(ProcessParamsTable) );
        snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s", 
            PROGRAM_NAME );
        snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX, "-userTag" );
        snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" );
        snprintf( this_proc_param->value, LIGOMETA_VALUE_MAX, "%s",
            LALoptarg );
        break;

      case 'I':
        /* create storage for the ifo-tag */
        LALoptarg_len = strlen(LALoptarg) + 1;
        ifoTag = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR) );
        memcpy( ifoTag, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );

        snprintf(inputIFO,  LIGOMETA_IFO_MAX, "%s", LALoptarg);
        snprintf(outputIFO, LIGOMETA_IFO_MAX, "%s", LALoptarg);
        break;
      case 'V':
        /* print version information and exit */
        fprintf( stdout, "TrigScan Cluster \n" 
            "Larne Pekowsky\n"
            "Based on trigbank and inspiral by Patrick Brady, Duncan Brown and Steve Fairhurst\n");
        XLALOutputVersionString(stderr, 0);
        exit( 0 );
        break;

      case '?':
        print_usage(argv[0]);
        exit( 1 );
        break;
      case 'q':
        /* start time */
        gpstime = atol( LALoptarg );
        if ( gpstime < 441417609 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "GPS start time is prior to " 
              "Jan 01, 1994  00:00:00 UTC:\n"
              "(%ld specified)\n",
              long_options[option_index].name, gpstime );
          exit( 1 );
        }
        startTime = (INT4) gpstime;
        startTimeGPS.gpsSeconds = startTime;
        ADD_PROCESS_PARAM( "int", "%" LAL_INT4_FORMAT, startTime );
        break;

      case 'r':
        /* end time  */
        gpstime = atol( LALoptarg );
        if ( gpstime < 441417609 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "GPS start time is prior to " 
              "Jan 01, 1994  00:00:00 UTC:\n"
              "(%ld specified)\n",
              long_options[option_index].name, gpstime );
          exit( 1 );
        }
        endTime = (INT4) gpstime;
        endTimeGPS.gpsSeconds = endTime;
        ADD_PROCESS_PARAM( "int", "%" LAL_INT4_FORMAT, endTime );
        break;

      case '*':
        /* store trigSanClustering method */
        if ( ! strcmp( "T0T3Tc", LALoptarg ) )
        {
            trigScanMethod = T0T3Tc;
            trigScanAppendStragglers = 0;
        }
        else if ( ! strcmp( "T0T3TcAS", LALoptarg ) )
        {
            trigScanMethod = T0T3Tc;
            trigScanAppendStragglers = 1;
        }
        else if ( ! strcmp( "Psi0Psi3Tc", LALoptarg ) )
        {
            trigScanMethod = Psi0Psi3Tc;
            trigScanAppendStragglers = 0;
        }
        else if ( ! strcmp( "Psi0Psi3TcAS", LALoptarg ) )
        {
            trigScanMethod = Psi0Psi3Tc;
            trigScanAppendStragglers = 1;
        }
        else
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "unknown scan method specified: %s\n"
              "(Must be one of T0T3Tc, T0T3TcAS, Psi0Psi3Tc, Psi0Psi3TcAS)\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case '>':
        /* TrigScan Template Metric Scaling Factor */
        trigScanMetricScalingFac = atof( LALoptarg );
        if ( trigScanMetricScalingFac <= 0.0 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "ts-volume-safety must be > 0.0 : "
              "(%f specified)\n",
              long_options[option_index].name, trigScanMetricScalingFac );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%s", LALoptarg );
        break;
      default:
        fprintf( stderr, "Error: Unknown error while parsing options\n" );
        print_usage(argv[0]);
        exit( 1 );
    }
  }


  /* check the values of the arguments */
  if ( startTime < 0 )
  {
    fprintf( stderr, "Error: --gps-start-time must be specified\n" );
    exit( 1 );
  }

  if ( endTime < 0 )
  {
    fprintf( stderr, "Error: --gps-end-time must be specified\n" );
    exit( 1 );
  }

  /* Check the trigScan input parameters */
  if ( ! trigScanMethod )
  {
      fprintf ( stderr, "You must specify --ts-method\n" );
      exit(1);
  }

  if ( trigScanMetricScalingFac <= 0.0 )
  {
    fprintf ( stderr, "You must specify --ts-metric-scaling\n" );
    exit(1);
  }


  /* fill the comment, if a user has specified one, or leave it blank */
  if ( ! *comment )
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX, " " );
    snprintf( searchsumm.searchSummaryTable->comment, LIGOMETA_COMMENT_MAX, 
        " " );
  } 
  else 
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX,
        "%s", comment );
    snprintf( searchsumm.searchSummaryTable->comment, LIGOMETA_COMMENT_MAX,
        "%s", comment );
  }

  /* delete the first, empty process_params entry */
  this_proc_param = processParamsTable.processParamsTable;
  processParamsTable.processParamsTable = 
    processParamsTable.processParamsTable->next;
  free( this_proc_param );

  /*
   *
   * read in the input data from the rest of the arguments
   *
   */

  if ( LALoptind < argc )
  {
    for( i = LALoptind; i < argc; ++i )
    {
      INT4 numFileTriggers = 0;

      numFileTriggers = XLALReadInspiralTriggerFile( &inspiralEventList,
          &currentTrigger, &searchSummList, &inputFiles, argv[i] );
      if (numFileTriggers < 0)
      {
        fprintf(stderr, "Error reading triggers from file %s",
            argv[i]);
        exit( 1 );
      }
      
      numTriggers += numFileTriggers;
    }
  }
  else
  {
    fprintf( stderr, "Error: No trigger files specified.\n" );
    exit( 1 );
  }

  if ( vrbflg ) fprintf( stdout, "Read in a total of %d triggers.\n",
      numTriggers );


  if ( ! inspiralEventList )
  {
    /* no triggers read in so triggered bank will be empty */
    fprintf( stdout, "No triggers read in\n");
    exit( 0 );
  }


  /* trigScanClustering */ 
  /* Call the clustering routine */ 
  if (XLALTrigScanClusterTriggers( &(inspiralEventList),
                                 trigScanMethod,
                                 trigScanMetricScalingFac,
                                 trigScanAppendStragglers ) == XLAL_FAILURE )
  {
    fprintf( stderr, "New trig scan has failed!!\n" );
    exit(1);
  }

  /* time sort the triggers */
  if ( vrbflg ) fprintf( stdout, "Sorting triggers\n" );
  LAL_CALL( LALSortSnglInspiral( &status, &inspiralEventList,
        LALCompareSnglInspiralByTime ), &status );

  if( !inspiralEventList )
  {
    if ( vrbflg ) fprintf( stdout, 
        "No triggers remain after time and playground cuts.\n" );

    /* set numTriggers after cuts were applied */
    numTriggers = 0;
  }

  /*
   *
   * write the output xml file
   *
   */

  /* search summary entries: */
  searchsumm.searchSummaryTable->in_start_time = startTimeGPS;
  searchsumm.searchSummaryTable->in_end_time = endTimeGPS;
  searchsumm.searchSummaryTable->out_start_time = startTimeGPS;
  searchsumm.searchSummaryTable->out_end_time = endTimeGPS;
  searchsumm.searchSummaryTable->nevents = numTriggers;

  if ( vrbflg ) fprintf( stdout, "writing output file... " );

  /* set the file name correctly */
  if ( userTag && !outCompress )
 {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGSCAN_%s-%d-%d.xml", 
        outputIFO, userTag, startTime, endTime - startTime );
  }
  else if ( !userTag && !outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGSCAN_%d-%d.xml", 
        outputIFO, startTime, endTime - startTime );
  }
  else if ( userTag && outCompress )
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGSCAN_%s-%d-%d.xml.gz",
        outputIFO, userTag, startTime, endTime - startTime );
  }
  else 
  {
    snprintf( fileName, FILENAME_MAX, "%s-TRIGSCAN_%d-%d.xml.gz",
        outputIFO, startTime, endTime - startTime );
  }

  memset( &xmlStream, 0, sizeof(LIGOLwXMLStream) );
  LAL_CALL( LALOpenLIGOLwXMLFile( &status , &xmlStream, fileName ), 
      &status );

  /* write process table */
  snprintf( proctable.processTable->ifos, LIGOMETA_IFOS_MAX, "%s", 
      inputIFO );
  XLALGPSTimeNow(&(proctable.processTable->end_time));
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, process_table ), 
      &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, proctable, 
        process_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write process_params table */
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, 
        process_params_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, processParamsTable, 
        process_params_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write search_summary table */
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, 
        search_summary_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, searchsumm, 
        search_summary_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write the search_summvars tabls */
  LAL_CALL( LALBeginLIGOLwXMLTable( &status ,&xmlStream, 
        search_summvars_table), &status );
  searchSummvarsTable.searchSummvarsTable = inputFiles;
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, searchSummvarsTable,
        search_summvars_table), &status );
  LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream), &status );

  /* write the sngl_inspiral table */
  if ( inspiralEventList )
  {
    LAL_CALL( LALBeginLIGOLwXMLTable( &status ,&xmlStream, 
          sngl_inspiral_table), &status );
    inspiralTable.snglInspiralTable = inspiralEventList;
    LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, inspiralTable,
          sngl_inspiral_table), &status );
    LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream), &status );
  }

  LAL_CALL( LALCloseLIGOLwXMLFile( &status, &xmlStream), &status );


  if ( vrbflg ) fprintf( stdout, "done\n" );


  /*
   *
   * clean up the memory that has been allocated 
   *
   */


  if ( vrbflg ) fprintf( stdout, "freeing memory... " );

  free( proctable.processTable );
  free( searchsumm.searchSummaryTable );

  while ( processParamsTable.processParamsTable )
  {
    this_proc_param = processParamsTable.processParamsTable;
    processParamsTable.processParamsTable = this_proc_param->next;
    free( this_proc_param );
  }

  while ( inputFiles )
  {
    thisInputFile = inputFiles;
    inputFiles = thisInputFile->next;
    LALFree( thisInputFile );
  }

  while ( searchSummList )
  {
    thisSearchSumm = searchSummList;
    searchSummList = searchSummList->next;
    LALFree( thisSearchSumm );
  }


  while ( inspiralEventList )
  {
    currentTrigger = inspiralEventList;
    inspiralEventList = inspiralEventList->next;
    LAL_CALL( LALFreeSnglInspiral( &status, &currentTrigger ), &status );
  }

  if ( userTag ) free( userTag );
  if ( ifoTag ) free( ifoTag );

  if ( vrbflg ) fprintf( stdout, "done\n" );

  LALCheckMemoryLeaks();

  exit( 0 );
}
Пример #8
0
int main( int argc, char *argv[] )
{
  /* lal initialization variables */
  LALStatus status = blank_status;

  /*  program option variables */
  CHAR *userTag = NULL;
  CHAR comment[LIGOMETA_COMMENT_MAX];
  char *ifos = NULL;
  char *ifoName = NULL;
  char *outputFileName = NULL;
  char *summFileName = NULL;
  char *injectFileName = NULL;
  char *vetoFileName = NULL;
  char *missedFileName = NULL;
  REAL4 snrStar = -1;
  REAL4 rsqVetoThresh = -1;
  REAL4 rsqMaxSnr     = -1;
  REAL4 rsqAboveSnrCoeff = -1;
  REAL4 rsqAboveSnrPow     = -1;
  LALSegList vetoSegs;
  MultiInspiralClusterChoice clusterchoice = no_statistic;
  INT8 cluster_dt = -1;
  INT8 injectWindowNS = -1;
  int j;
  FILE *fp = NULL;
  int numInFiles = 0;

  UINT8 triggerInputTimeNS = 0;

  MetadataTable         proctable;
  MetadataTable         procparams;
  ProcessParamsTable   *this_proc_param;

  SimInspiralTable     *simEventHead = NULL;
  SimInspiralTable     *thisSimEvent = NULL;
  SimInspiralTable     *missedSimHead = NULL;
  SimInspiralTable     *tmpSimEvent = NULL;

  SearchSummvarsTable  *inputFiles = NULL;

  SearchSummaryTable   *searchSummList = NULL;
  SearchSummaryTable   *thisSearchSumm = NULL;
  SummValueTable       *summValueList = NULL;

  int                   extractSlide = 0;
  int                   numSlides = 0;
  int                   numEvents = 0;
  int                   numEventsKept = 0;
  int                   numEventsInIFO = 0;
  int                   numEventsAboveSNRThresh = 0;
  int                   numEventsBelowRsqThresh = 0;
  int                   numEventsSurvivingVeto = 0;
  int                   numClusteredEvents = 0;
  int                   numEventsInIfos = 0;

  int                   numSimEvents = 0;
  int                   numSimInData = 0;
  int                   numSimFound  = 0;
  int                   numMultiFound  = 0;

  MultiInspiralTable   *missedHead = NULL;
  MultiInspiralTable   *thisEvent = NULL;
  MultiInspiralTable   *thisInspiralTrigger = NULL;
  MultiInspiralTable   *inspiralEventList = NULL;
  MultiInspiralTable   *slideEvent = NULL;

  LIGOLwXMLStream       xmlStream;
  MetadataTable         outputTable;
  MetadataTable         UNUSED savedEvents;
  MetadataTable         searchSummvarsTable;

  /*
   *
   * initialization
   *
   */


  /* set up inital debugging values */
  lal_errhandler = LAL_ERR_EXIT;

  /* create the process and process params tables */
  proctable.processTable = (ProcessTable *)
    calloc( 1, sizeof(ProcessTable) );
  XLALGPSTimeNow(&(proctable.processTable->start_time));
  XLALPopulateProcessTable(proctable.processTable, PROGRAM_NAME, lalAppsVCSIdentId,
      lalAppsVCSIdentStatus, lalAppsVCSIdentDate, 0);
  this_proc_param = procparams.processParamsTable = (ProcessParamsTable *)
    calloc( 1, sizeof(ProcessParamsTable) );
  memset( comment, 0, LIGOMETA_COMMENT_MAX * sizeof(CHAR) );

  savedEvents.multiInspiralTable = NULL;


  /*
   *
   * parse command line arguments
   *
   */


  while (1)
  {
    /* LALgetopt arguments */
    static struct LALoption long_options[] =
    {
      {"verbose",             no_argument,           &vrbflg,              1 },
      {"sort-triggers",       no_argument,     &sortTriggers,              1 },
      {"help",                    no_argument,            0,              'h'},
      {"user-tag",                required_argument,      0,              'Z'},
      {"userTag",                 required_argument,      0,              'Z'},
      {"comment",                 required_argument,      0,              'c'},
      {"version",                 no_argument,            0,              'V'},
      {"data-type",               required_argument,      0,              'k'},
      {"output",                  required_argument,      0,              'o'},
      {"summary-file",            required_argument,      0,              'S'},
      {"extract-slide",           required_argument,      0,              'e'},
      {"num-slides",              required_argument,      0,              'N'},
      {"snr-threshold",           required_argument,      0,              's'},
      {"rsq-threshold",           required_argument,      0,              'r'},
      {"rsq-max-snr",             required_argument,      0,              'R'},
      {"rsq-coeff",               required_argument,      0,              'p'},
      {"rsq-power",               required_argument,      0,              'P'},
      {"cluster-algorithm",       required_argument,      0,              'C'},
      {"cluster-time",            required_argument,      0,              't'},
      {"ifo-cut",                 required_argument,      0,              'd'},
      {"coinc-cut",               required_argument,      0,              'D'},
      {"veto-file",               required_argument,      0,              'v'},
      {"injection-file",          required_argument,      0,              'I'},
      {"injection-window",        required_argument,      0,              'T'},
      {"missed-injections",       required_argument,      0,              'm'},
      {0, 0, 0, 0}
    };
    int c;

    /* LALgetopt_long stores the option index here. */
    int option_index = 0;
    size_t LALoptarg_len;

    c = LALgetopt_long_only ( argc, argv,
        "c:d:D:hj:k:m:o:r:s:t:v:C:DH:I:R:ST:VZ:",
        long_options, &option_index );

    /* detect the end of the options */
    if ( c == - 1 )
      break;

    switch ( c )
    {
      case 0:
        /* if this option set a flag, do nothing else now */
        if ( long_options[option_index].flag != 0 )
        {
          break;
        }
        else
        {
          fprintf( stderr, "error parsing option %s with argument %s\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        break;

      case 'h':
        print_usage(argv[0]);
        exit( 0 );
        break;

      case 'Z':
        /* create storage for the usertag */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        userTag = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR) );
        memcpy( userTag, LALoptarg, LALoptarg_len );

        this_proc_param = this_proc_param->next = (ProcessParamsTable *)
          calloc( 1, sizeof(ProcessParamsTable) );
        snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s",
            PROGRAM_NAME );
        snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX, "-userTag" );
        snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" );
        snprintf( this_proc_param->value, LIGOMETA_VALUE_MAX, "%s",
            LALoptarg );
        break;

      case 'c':
        if ( strlen( LALoptarg ) > LIGOMETA_COMMENT_MAX - 1 )
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "comment must be less than %d characters\n",
              long_options[option_index].name, LIGOMETA_COMMENT_MAX );
          exit( 1 );
        }
        else
        {
          snprintf( comment, LIGOMETA_COMMENT_MAX, "%s", LALoptarg);
        }
        break;

      case 'V':
        fprintf( stdout, "Coherent Inspiral Reader and Injection Analysis\n"
            "Sukanta Bose\n");
        XLALOutputVersionString(stderr, 0);
        exit( 0 );
        break;

      case 'o':
        /* create storage for the output file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        outputFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( outputFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'e':
        /* store the number of slides */
        extractSlide = atoi( LALoptarg );
        if ( extractSlide == 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "extractSlide must be non-zero: "
              "(%d specified)\n",
              long_options[option_index].name, extractSlide );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%d", extractSlide );
        break;

      case 'N':
        /* store the number of slides */
        numSlides = atoi( LALoptarg );
        if ( numSlides < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "numSlides >= 0: "
              "(%d specified)\n",
              long_options[option_index].name, numSlides );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%d", numSlides );
        break;

      case 'S':
        /* create storage for the summ file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        summFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( summFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'k':
        /* type of data to analyze */
        if ( ! strcmp( "playground_only", LALoptarg ) )
        {
          dataType = playground_only;
        }
        else if ( ! strcmp( "exclude_play", LALoptarg ) )
        {
          dataType = exclude_play;
        }
        else if ( ! strcmp( "all_data", LALoptarg ) )
        {
          dataType = all_data;
        }
        else
        {
          fprintf( stderr, "invalid argument to --%s:\n"
              "unknown data type, %s, specified: "
              "(must be playground_only, exclude_play or all_data)\n",
              long_options[option_index].name, LALoptarg );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 's':
        snrStar = (REAL4) atof( LALoptarg );
        if ( snrStar < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "threshold must be >= 0: "
              "(%f specified)\n",
              long_options[option_index].name, snrStar );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", snrStar );
        break;

      case 'r':
        rsqVetoThresh = (REAL4) atof( LALoptarg );
        if ( rsqVetoThresh < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "threshold must be >= 0: "
              "(%f specified)\n",
              long_options[option_index].name, rsqVetoThresh );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", rsqVetoThresh );
        break;

      case 'R':
        rsqMaxSnr = (REAL4) atof( LALoptarg );
        if ( rsqMaxSnr < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "threshold must be >= 0: "
              "(%f specified)\n",
              long_options[option_index].name, rsqMaxSnr );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", rsqMaxSnr );
        break;

      case 'p':
        rsqAboveSnrCoeff = (REAL4) atof( LALoptarg );
        if ( rsqAboveSnrCoeff < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "coefficient must be >= 0: "
              "(%f specified)\n",
              long_options[option_index].name, rsqAboveSnrCoeff );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", rsqAboveSnrCoeff );
        break;

      case 'P':
        rsqAboveSnrPow = (REAL4) atof( LALoptarg );
        if ( rsqAboveSnrPow < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "power must be >= 0: "
              "(%f specified)\n",
              long_options[option_index].name, rsqAboveSnrPow );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "float", "%e", rsqAboveSnrPow );
        break;

      case 'C':
        /* choose the clustering algorithm */
        {
          if ( ! strcmp( "nullstat", LALoptarg) )
          {
            clusterchoice = nullstat;
          }
          else if ( ! strcmp( "cohsnr", LALoptarg) )
          {
            clusterchoice = cohsnr;
          }
          else if ( ! strcmp( "effCohSnr", LALoptarg) )
          {
            clusterchoice = effCohSnr;
          }
          else if ( ! strcmp( "snrByNullstat", LALoptarg) )
          {
            clusterchoice = snrByNullstat;
          }
          else if ( ! strcmp( "autoCorrCohSqByNullstat", LALoptarg) )
          {
            clusterchoice = autoCorrCohSqByNullstat;
          }
          else if ( ! strcmp( "crossCorrCohSqByNullstat", LALoptarg) )
          {
            clusterchoice = autoCorrCohSqByNullstat;
          }
          else if ( ! strcmp( "autoCorrNullSqByNullstat", LALoptarg) )
          {
            clusterchoice = autoCorrCohSqByNullstat;
          }
          else if ( ! strcmp( "crossCorrNullSqByNullstat", LALoptarg) )
          {
            clusterchoice = crossCorrCohSqByNullstat;
          }
          else
          {
            fprintf( stderr, "invalid argument to  --%s:\n"
                "unknown clustering specified:\n "
                "%s (must be one of: cohsnr, effCohSnr, nullstat, snrByNullstat, autoCorrCohSqByNullstat, \n"
                "crossCorrCohSqByNullstat, autoCorrNullSqByNullstat, or crossCorrNullSqByNullstat)\n",
                long_options[option_index].name, LALoptarg);
            exit( 1 );
          }
          ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        }
        break;

      case 't':
        /* cluster time is specified on command line in ms */
        cluster_dt = (INT8) atoi( LALoptarg );
        if ( cluster_dt <= 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "cluster window must be > 0: "
              "(%" LAL_INT8_FORMAT " specified)\n",
              long_options[option_index].name, cluster_dt );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%" LAL_INT8_FORMAT, cluster_dt );
        /* convert cluster time from ms to ns */
        cluster_dt *= 1000000LL;
        break;

      case 'v':
        /* create storage for the injection file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        vetoFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( vetoFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'I':
        /* create storage for the injection file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        injectFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( injectFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'd':
        LALoptarg_len = strlen( LALoptarg ) + 1;
        ifoName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( ifoName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'D':
        /* keep only coincs found in ifos */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        ifos = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( ifos, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case 'T':
        /* injection coincidence time is specified on command line in ms */
        injectWindowNS = (INT8) atoi( LALoptarg );
        if ( injectWindowNS < 0 )
        {
          fprintf( stdout, "invalid argument to --%s:\n"
              "injection coincidence window must be >= 0: "
              "(%" LAL_INT8_FORMAT " specified)\n",
              long_options[option_index].name, injectWindowNS );
          exit( 1 );
        }
        ADD_PROCESS_PARAM( "int", "%" LAL_INT8_FORMAT, injectWindowNS );
        /* convert inject time from ms to ns */
        injectWindowNS *= 1000000LL;
        break;

      case 'm':
        /* create storage for the missed injection file name */
        LALoptarg_len = strlen( LALoptarg ) + 1;
        missedFileName = (CHAR *) calloc( LALoptarg_len, sizeof(CHAR));
        memcpy( missedFileName, LALoptarg, LALoptarg_len );
        ADD_PROCESS_PARAM( "string", "%s", LALoptarg );
        break;

      case '?':
        exit( 1 );
        break;

      default:
        fprintf( stderr, "unknown error while parsing options\n" );
        exit( 1 );
    }
  }


  /*
   *
   * can use LALCalloc() / LALMalloc() from here
   *
   */


  /* don't buffer stdout if we are in verbose mode */
  if ( vrbflg ) setvbuf( stdout, NULL, _IONBF, 0 );

  /* fill the comment, if a user has specified it, or leave it blank */
  if ( ! *comment )
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX, " " );
  }
  else
  {
    snprintf( proctable.processTable->comment, LIGOMETA_COMMENT_MAX,
        "%s", comment );
  }

  /* check that the output file name has been specified */
  if ( ! outputFileName )
  {
    fprintf( stderr, "--output must be specified\n" );
    exit( 1 );
  }

  /* check that Data Type has been specified */
  if ( dataType == unspecified_data_type )
  {
    fprintf( stderr, "Error: --data-type must be specified\n");
    exit(1);
  }

  /* check that if clustering is being done that we have all the options */
  if ( clusterchoice && cluster_dt < 0 )
  {
    fprintf( stderr, "--cluster-time must be specified if --cluster-algorithm "
        "is given\n" );
    exit( 1 );
  }
  else if ( ! clusterchoice && cluster_dt >= 0 )
  {
    fprintf( stderr, "--cluster-algorithm must be specified if --cluster-time "
        "is given\n" );
    exit( 1 );
  }

  /* check that if the rsq veto is being preformed,
                         we have the required options */
  if ( ( (rsqVetoThresh > 0) || (rsqMaxSnr > 0) ) && ( (rsqVetoThresh < 0)
    || (rsqMaxSnr < 0) ) )
  {
    fprintf( stderr, "--rsq-threshold and --rsq-max-snr and must be "
      "specified together" );
    exit( 1 );
  }
  else if ( (rsqAboveSnrCoeff > 0) && ( (rsqMaxSnr < 0) || (rsqVetoThresh < 0)
    || (rsqAboveSnrPow < 0) ) )
  {
    fprintf( stderr, "--rsq-max-snr --rsq-threshold and --rsq-power "
      "must be specified if --rsq-coeff is given\n" );
    exit( 1 );
  }
  else if ( (rsqAboveSnrPow > 0) && ( (rsqMaxSnr < 0) || (rsqVetoThresh < 0)
    || (rsqAboveSnrCoeff < 0) ) )
  {
    fprintf( stderr, "--rsq-max-snr --rsq-threshold and --rsq-coeff "
      "must be specified if --rsq-power is given\n" );
    exit( 1 );
  }

  /* check that we have all the options to do injections */
  if ( injectFileName && injectWindowNS < 0 )
  {
    fprintf( stderr, "--injection-coincidence must be specified if "
        "--injection-file is given\n" );
    exit( 1 );
  }
  else if ( ! injectFileName && injectWindowNS >= 0 )
  {
    fprintf( stderr, "--injection-file must be specified if "
        "--injection-coincidence is given\n" );
    exit( 1 );
  }

  if ( numSlides && extractSlide )
  {
    fprintf( stderr, "--num-slides and --extract-slide both specified\n"
        "this doesn't make sense\n" );
    exit( 1 );
  }

  /* save the sort triggers flag */
  if ( sortTriggers )
  {
    this_proc_param = this_proc_param->next = (ProcessParamsTable *)
      calloc( 1, sizeof(ProcessParamsTable) );
    snprintf( this_proc_param->program, LIGOMETA_PROGRAM_MAX, "%s",
        PROGRAM_NAME );
    snprintf( this_proc_param->param, LIGOMETA_PARAM_MAX,
        "--sort-triggers" );
    snprintf( this_proc_param->type, LIGOMETA_TYPE_MAX, "string" );
    snprintf( this_proc_param->value, LIGOMETA_VALUE_MAX, " " );
  }

  /* read in the veto file (if specified */

  if ( vetoFileName )
  {
    XLALSegListInit( &vetoSegs );
    LAL_CALL( LALSegListRead( &status, &vetoSegs, vetoFileName, NULL ),
        &status );
    XLALSegListCoalesce( &vetoSegs );
  }


  /*
   *
   * read in the input triggers from the xml files
   *
   */


  /* if we have run out of arguments on the command line, throw an error */
  if ( ! (LALoptind < argc) )
  {
    fprintf( stderr, "Error: No input trigger files specified.\n" );
    exit( 1 );
  }

  /* read in the triggers */
  for( j = LALoptind; j < argc; ++j )
  {
    INT4 numFileTriggers = 0;
    MultiInspiralTable   *inspiralFileList = NULL;
    MultiInspiralTable   *thisFileTrigger  = NULL;

    numInFiles++;

    numFileTriggers = XLALReadMultiInspiralTriggerFile( &inspiralFileList,
        &thisFileTrigger, &searchSummList, &inputFiles, argv[j] );
    numEvents += numFileTriggers;

    if (numFileTriggers < 0)
    {
      fprintf(stderr, "Error reading triggers from file %s\n",
          argv[j]);
      exit( 1 );
    }
    else
    {
      if ( vrbflg )
      {
        fprintf(stdout, "Read %d reading triggers from file %s\n",
            numFileTriggers, argv[j]);
      }
    }

    /* read the summ value table as well. */
    XLALReadSummValueFile(&summValueList, argv[j]);

    /*
     *
     *  keep only relevant triggers
     *
     */

    if( ifos )
    {
      numFileTriggers = XLALMultiInspiralIfosCut( &inspiralFileList, ifos );
      if ( vrbflg ) fprintf( stdout,
          "Kept %d coincs from %s instruments\n", numFileTriggers, ifos );
      numEventsInIfos += numFileTriggers;
    }

    /* Do playground_only or exclude_play cut */
    if ( dataType != all_data )
    {
      inspiralFileList = XLALPlayTestMultiInspiral( inspiralFileList,
          &dataType );
      /* count the triggers */
      numFileTriggers = XLALCountMultiInspiralTable( inspiralFileList );

      if ( dataType == playground_only && vrbflg ) fprintf( stdout,
          "Have %d playground triggers\n", numFileTriggers );
      else if ( dataType == exclude_play && vrbflg ) fprintf( stdout,
          "Have %d non-playground triggers\n", numFileTriggers );
    }
    numEventsKept += numFileTriggers;

    /*  Do snr cut */
    if ( snrStar > 0 )
    {
      inspiralFileList = XLALSNRCutMultiInspiral( inspiralFileList,
          snrStar );
      /* count the triggers  */
      numFileTriggers = XLALCountMultiInspiral( inspiralFileList );

      if ( vrbflg ) fprintf( stdout, "Have %d triggers after snr cut\n",
          numFileTriggers );
      numEventsAboveSNRThresh += numFileTriggers;
    }

    /* NOTE: Add vetoing:
       if ( vetoFileName )
       {
       inspiralFileList = XLALVetoMultiInspiral( inspiralFileList, &vetoSegs , ifoName);
       count the triggers
       numFileTriggers = XLALCountMultiInspiral( inspiralFileList );
       if ( vrbflg ) fprintf( stdout, "Have %d triggers after applying veto\n",
       numFileTriggers );
       numEventsSurvivingVeto += numFileTriggers;

       }
     */

    /* If there are any remaining triggers ... */
    if ( inspiralFileList )
    {
      /* add inspirals to list */
      if ( thisInspiralTrigger )
      {
        thisInspiralTrigger->next = inspiralFileList;
      }
      else
      {
        inspiralEventList = thisInspiralTrigger = inspiralFileList;
      }
      for( ; thisInspiralTrigger->next;
          thisInspiralTrigger = thisInspiralTrigger->next);
    }
  }

  for ( thisSearchSumm = searchSummList; thisSearchSumm;
      thisSearchSumm = thisSearchSumm->next )
  {
    UINT8 outPlayNS, outStartNS, outEndNS, triggerTimeNS;
    LIGOTimeGPS inPlay, outPlay;
    outStartNS = XLALGPSToINT8NS( &(thisSearchSumm->out_start_time) );
    outEndNS = XLALGPSToINT8NS( &(thisSearchSumm->out_end_time) );
    triggerTimeNS = outEndNS - outStartNS;

    /* check for events and playground */
    if ( dataType != all_data )
    {
      XLALPlaygroundInSearchSummary( thisSearchSumm, &inPlay, &outPlay );
      outPlayNS = XLALGPSToINT8NS( &outPlay );

      if ( dataType == playground_only )
      {
        /* increment the total trigger time by the amount of playground */
        triggerInputTimeNS += outPlayNS;
      }
      else if ( dataType == exclude_play )
      {
        /* increment the total trigger time by the out time minus */
        /* the time that is in the playground                     */
        triggerInputTimeNS += triggerTimeNS - outPlayNS;
      }
    }
    else
    {
      /* increment the total trigger time by the out time minus */
      triggerInputTimeNS += triggerTimeNS;
    }
  }


  /*
   *
   * sort the inspiral events by time
   *
   */


  if ( injectFileName || sortTriggers )
  {
    inspiralEventList = XLALSortMultiInspiral( inspiralEventList,
        *LALCompareMultiInspiralByTime );
  }

  /*
   *
   * read in the injection XML file, if we are doing an injection analysis
   *
   */

  if ( injectFileName )
  {
    if ( vrbflg )
      fprintf( stdout, "reading injections from %s... ", injectFileName );

    numSimEvents = SimInspiralTableFromLIGOLw( &simEventHead,
        injectFileName, 0, 0 );

    if ( vrbflg ) fprintf( stdout, "got %d injections\n", numSimEvents );

    if ( numSimEvents < 0 )
    {
      fprintf( stderr, "error: unable to read sim_inspiral table from %s\n",
          injectFileName );
      exit( 1 );
    }

    /* keep play/non-play/all injections */
    if ( dataType == playground_only && vrbflg ) fprintf( stdout,
        "Keeping only playground injections\n" );
    else if ( dataType == exclude_play && vrbflg ) fprintf( stdout,
        "Keeping only non-playground injections\n" );
    else if ( dataType == all_data && vrbflg ) fprintf( stdout,
        "Keeping all injections\n" );
    XLALPlayTestSimInspiral( &simEventHead, &dataType );

    /* keep only injections in times analyzed */
    numSimInData = XLALSimInspiralInSearchedData( &simEventHead,
        &searchSummList );

    if ( vrbflg ) fprintf( stdout, "%d injections in analyzed data\n",
        numSimInData );


    /* check for events that are coincident with injections */
    numSimFound = XLALMultiSimInspiralTest( &simEventHead,
        &inspiralEventList, &missedSimHead, &missedHead, injectWindowNS );

    if ( vrbflg ) fprintf( stdout, "%d injections found in the ifos\n",
        numSimFound );

    if ( numSimFound )
    {
      for ( thisEvent = inspiralEventList; thisEvent;
          thisEvent = thisEvent->next, numMultiFound++ );
      if ( vrbflg ) fprintf( stdout,
          "%d triggers found at times of injection\n", numMultiFound );
    }

    /* free the missed singles  */
    while ( missedHead )
    {
      thisEvent = missedHead;
      missedHead = missedHead->next;
      XLALFreeMultiInspiral( &thisEvent );
    }
  }


  /*
   *
   * extract specified slide
   *
   */

  if ( extractSlide )
  {
    slideEvent = XLALMultiInspiralSlideCut( &inspiralEventList, extractSlide );
    /* free events from other slides */
    while ( inspiralEventList )
    {
      thisEvent = inspiralEventList;
      inspiralEventList = inspiralEventList->next;
      XLALFreeMultiInspiral( &thisEvent );
    }

    /* move events to inspiralEventList */
    inspiralEventList = slideEvent;
    slideEvent = NULL;
  }


  /*
   *
   * cluster the remaining events
   *
   */


  if ( inspiralEventList && clusterchoice )
  {
    if ( vrbflg ) fprintf( stdout, "clustering remaining triggers... " );

    if ( !numSlides ) {
      numClusteredEvents = XLALClusterMultiInspiralTable( &inspiralEventList,
        cluster_dt, clusterchoice );
    }
    else
    {
      int slide = 0;
      int numClusteredSlide = 0;
      MultiInspiralTable *tmp_slideEvent = NULL;
      MultiInspiralTable *slideClust = NULL;

      if ( vrbflg ) fprintf( stdout, "splitting events by slide\n" );

      for( slide = -numSlides; slide < (numSlides + 1); slide++)
      {
        if ( vrbflg ) fprintf( stdout, "slide number %d; ", slide );
        /* extract the slide */
        tmp_slideEvent = XLALMultiInspiralSlideCut( &inspiralEventList, slide );
        /* run clustering */
        numClusteredSlide = XLALClusterMultiInspiralTable( &tmp_slideEvent,
          cluster_dt, clusterchoice);

        if ( vrbflg ) fprintf( stdout, "%d clustered events \n",
          numClusteredSlide );
        numClusteredEvents += numClusteredSlide;

        /* add clustered triggers */
        if( tmp_slideEvent )
        {
          if( slideClust )
          {
            thisEvent = thisEvent->next = tmp_slideEvent;
          }
          else
          {
            slideClust = thisEvent = tmp_slideEvent;
          }
          /* scroll to end of list */
          for( ; thisEvent->next; thisEvent = thisEvent->next);
        }
      }

      /* free inspiralEventList -- although we expect it to be empty */
      while ( inspiralEventList )
      {
        thisEvent = inspiralEventList;
        inspiralEventList = inspiralEventList->next;
        XLALFreeMultiInspiral( &thisEvent );
      }

      /* move events to coincHead */
      inspiralEventList = slideClust;
      slideClust = NULL;
    }

    if ( vrbflg ) fprintf( stdout, "done\n" );
    if ( vrbflg ) fprintf( stdout, "%d clustered events \n",
        numClusteredEvents );
  }


  /*
   *
   * update search_summary->nevents with an authoritative count of triggers
   *
   */

  searchSummList->nevents = 0;
  thisEvent = inspiralEventList;
  while (thisEvent) {
    searchSummList->nevents += 1;
    thisEvent = thisEvent->next;
  }

  /*
   *
   * write output data
   *
   */


  /* write the main output file containing found injections */
  if ( vrbflg ) fprintf( stdout, "writing output xml files... " );
  memset( &xmlStream, 0, sizeof(LIGOLwXMLStream) );
  LAL_CALL( LALOpenLIGOLwXMLFile( &status, &xmlStream, outputFileName ), &status );

  /* write out the process and process params tables */
  if ( vrbflg ) fprintf( stdout, "process... " );
  XLALGPSTimeNow(&(proctable.processTable->end_time));
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, process_table ),
      &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, proctable,
        process_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );
  free( proctable.processTable );

  /* erase the first empty process params entry */
  {
    ProcessParamsTable *emptyPPtable = procparams.processParamsTable;
    procparams.processParamsTable = procparams.processParamsTable->next;
    free( emptyPPtable );
  }

  /* write the process params table */
  if ( vrbflg ) fprintf( stdout, "process_params... " );
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream,
        process_params_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, procparams,
        process_params_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write search_summary table */
  if ( vrbflg ) fprintf( stdout, "search_summary... " );
  outputTable.searchSummaryTable = searchSummList;
  LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream,
        search_summary_table ), &status );
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable,
        search_summary_table ), &status );
  LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );

  /* write the search_summvars table */
  if ( vrbflg ) fprintf( stdout, "search_summvars... " );
  LAL_CALL( LALBeginLIGOLwXMLTable( &status ,&xmlStream,
        search_summvars_table), &status );
  searchSummvarsTable.searchSummvarsTable = inputFiles;
  LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, searchSummvarsTable,
        search_summvars_table), &status );
  LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream), &status );

  /* write summ_value table */
  if ( summValueList )
  {
    if ( vrbflg ) fprintf( stdout, "search_summary... " );
    outputTable.summValueTable = summValueList;
    LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream,
          summ_value_table ), &status );
    LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable,
          summ_value_table ), &status );
    LAL_CALL( LALEndLIGOLwXMLTable ( &status, &xmlStream ), &status );
  }

  /* Write the found injections to the sim table */
  if ( simEventHead )
  {
    if ( vrbflg ) fprintf( stdout, "sim_inspiral... " );
    outputTable.simInspiralTable = simEventHead;
    LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream,
          sim_inspiral_table ), &status );
    LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable,
          sim_inspiral_table ), &status );
    LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream ), &status );
  }

  /* Write the results to the inspiral table */
  if ( inspiralEventList )
  {
    if ( vrbflg ) fprintf( stdout, "multi_inspiral... " );
    outputTable.multiInspiralTable = inspiralEventList;
    LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream,
          multi_inspiral_table ), &status );
    LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable,
          multi_inspiral_table ), &status );
    LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream ), &status);
  }

  /* close the output file */
  LAL_CALL( LALCloseLIGOLwXMLFile(&status, &xmlStream), &status);
  if ( vrbflg ) fprintf( stdout, "done\n" );


  if ( missedFileName )
  {
    /* open the missed injections file and write the missed injections to it */
    if ( vrbflg ) fprintf( stdout, "writing missed injections... " );
    memset( &xmlStream, 0, sizeof(LIGOLwXMLStream) );
    LAL_CALL( LALOpenLIGOLwXMLFile( &status, &xmlStream, missedFileName ),
        &status );

    if ( missedSimHead )
    {
      outputTable.simInspiralTable = missedSimHead;
      LAL_CALL( LALBeginLIGOLwXMLTable( &status, &xmlStream, sim_inspiral_table ),
          &status );
      LAL_CALL( LALWriteLIGOLwXMLTable( &status, &xmlStream, outputTable,
            sim_inspiral_table ), &status );
      LAL_CALL( LALEndLIGOLwXMLTable( &status, &xmlStream ), &status );
    }

    LAL_CALL( LALCloseLIGOLwXMLFile( &status, &xmlStream ), &status );
    if ( vrbflg ) fprintf( stdout, "done\n" );
  }

  if ( summFileName )
  {
    LIGOTimeGPS triggerTime;

    /* write out a summary file */
    fp = fopen( summFileName, "w" );

    switch ( dataType )
    {
      case playground_only:
        fprintf( fp, "using data from playground times only\n" );
        break;
      case exclude_play:
        fprintf( fp, "excluding all triggers in playground times\n" );
        break;
      case all_data:
        fprintf( fp, "using all input data\n" );
        break;
      default:
        fprintf( stderr, "data set not defined\n" );
        exit( 1 );
    }

    fprintf( fp, "read triggers from %d files\n", numInFiles );
    fprintf( fp, "number of triggers in input files: %d \n", numEvents );
    fprintf( fp, "number of triggers in input data %d \n", numEventsKept );
    if ( ifoName )
    {
      fprintf( fp, "number of triggers from %s ifo %d \n", ifoName,
          numEventsInIFO );
    }


    if ( snrStar > 0 )
    {
      fprintf( fp, "number of triggers in input data with snr above %f: %d \n",
          snrStar, numEventsAboveSNRThresh );
    }

    if ( rsqVetoThresh > 0 )
    {
      fprintf( fp, "performed R-squared veto on triggers with snr < %f\n",
          rsqMaxSnr);
      fprintf( fp, "with rsqveto_duration below %f\n",
          rsqVetoThresh);
      if ( (rsqAboveSnrCoeff > 0) && (rsqAboveSnrPow > 0) )
      {
        fprintf( fp, "and on triggers with snr > %f\n",
            rsqMaxSnr);
        fprintf( fp, "with rsqveto_duration above %f * snr ^ %f\n",
            rsqAboveSnrCoeff, rsqAboveSnrPow );
      }
      fprintf( fp, "the number of triggers below the R-squared veto are: %d \n",
          numEventsBelowRsqThresh);
    }

    if ( vetoFileName )
    {
      fprintf( fp, "number of triggers not vetoed by %s: %d \n",
          vetoFileName, numEventsSurvivingVeto );
    }

    XLALINT8NSToGPS( &triggerTime, triggerInputTimeNS );
    fprintf( fp, "amount of time analysed for triggers %d sec %d ns\n",
        triggerTime.gpsSeconds, triggerTime.gpsNanoSeconds );

    if ( injectFileName )
    {
      fprintf( fp, "read %d injections from file %s\n",
          numSimEvents, injectFileName );

      fprintf( fp, "number of injections in input data: %d\n", numSimInData );
      fprintf( fp, "number of injections found in input data: %d\n",
          numSimFound );
      fprintf( fp,
          "number of triggers found within %lld msec of injection: %d\n",
          (injectWindowNS / 1000000LL), numMultiFound );

      fprintf( fp, "efficiency: %f \n",
          (REAL4) numSimFound / (REAL4) numSimInData );
    }

    if ( extractSlide )
    {
      fprintf( fp, "kept only triggers from slide %d\n", extractSlide );
    }

    if ( clusterchoice )
    {
      if ( numSlides )
      {
        fprintf( fp, "clustering triggers from %d slides separately\n",
            numSlides );
      }
      fprintf( fp, "number of event clusters with %lld msec window: %d\n",
          cluster_dt/ 1000000LL, numClusteredEvents );
    }

    fclose( fp );
  }


  /*
   *
   * free memory and exit
   *
   */


  /* free the inspiral events we saved */
  while ( inspiralEventList )
  {
    thisEvent = inspiralEventList;
    inspiralEventList = inspiralEventList->next;
    LAL_CALL ( LALFreeMultiInspiral ( &status, &thisEvent ), &status);
  }

  /* free the process params */
  while( procparams.processParamsTable )
  {
    this_proc_param = procparams.processParamsTable;
    procparams.processParamsTable = this_proc_param->next;
    free( this_proc_param );
  }

  /* free the found injections */
  while ( simEventHead )
  {
    thisSimEvent = simEventHead;
    simEventHead = simEventHead->next;
    LALFree( thisSimEvent );
  }

  /* free the temporary memory containing the missed injections */
  while ( missedSimHead )
  {
    tmpSimEvent = missedSimHead;
    missedSimHead = missedSimHead->next;
    LALFree( tmpSimEvent );
  }

  /* free search summaries read in */
  while ( searchSummList )
  {
    thisSearchSumm = searchSummList;
    searchSummList = searchSummList->next;
    LALFree( thisSearchSumm );
  }

  while ( summValueList )
  {
    SummValueTable *thisSummValue;
    thisSummValue = summValueList;
    summValueList = summValueList->next;
    LALFree( thisSummValue );
  }

  if ( vetoFileName )
  {
    XLALSegListClear( &vetoSegs );
  }


  if ( vrbflg ) fprintf( stdout, "checking memory leaks and exiting\n" );
  LALCheckMemoryLeaks();
  exit( 0 );
}