// Opens a FILE pointer for input and an ALFileStore for output. Also returns the length of the input file
int encodeCommandOpenFiles(int argc, char **argv, FILE **infile, uint64_t *infile_len, ALStore *outfile) {
if (argc != 2) usage_and_exit();
const char *infilename = argv[0];
const char *outbasename = argv[1];
struct stat st;
_Bool infile_exists = (stat(infilename, &st) == 0);
if (!infile_exists) {
fprintf(stderr, "Error: encoder cannot find input file %s\n", infilename);
return 1;
}
*infile_len = st.st_size;
*infile = fopen(infilename, "r");
if (*infile == NULL) {
fprintf(stderr, "Error: encoder cannot open input file %s\n", infilename);
return 1;
}
// printf(" Using legacy format %s \n", OPTIONS.legacy_format?"y":"n");
ALStoreOpenPOSIX(outfile, outbasename, "w", OPTIONS.legacy_format);
return 0;
}
// Opens an ALFileStore for input
int commandOpenFiles(int argc, char **argv, ALStore *infile) {
if (argc != 1) usage_and_exit();
const char *inbasename = argv[0];
ALError err = ALStoreOpenPOSIX(infile, inbasename, "r", OPTIONS.legacy_format);
if (err != ALErrorNone) {
fprintf(stderr, "Error: decoder cannot open input files with basename %s\n", inbasename);
return 1;
}
return 0;
}
// Opens a FILE pointer for output and an ALFileStore for input
int decodeCommandOpenFiles(int argc, char **argv, ALStore *infile, FILE **outfile) {
if (argc != 2) usage_and_exit();
const char *inbasename = argv[0];
const char *outfilename = argv[1];
// printf("Using legacy format? %s \n", OPTIONS.legacy_format?"y":"n");
ALError err = ALStoreOpenPOSIX(infile, inbasename, "r", OPTIONS.legacy_format);
if (err != ALErrorNone) {
fprintf(stderr, "Error: decoder cannot open input files with basename %s\n", inbasename);
return 1;
}
*outfile = fopen(outfilename, "w");
if (*outfile == NULL) {
fprintf(stderr, "Error: decoder cannot open output file %s\n", outfilename);
return 1;
}
return 0;
}
int main(int argc, char **argv) {
if (argc < 4 || argc > 5) {
fprintf(stderr, "Usage: %s <input path & base name> <low val> <high val> [<use CII? default false>]\n", argv[0]);
return 1;
}
int i = 1;
const char *infilename = argv[i++];
// const char *outfilenamebase = argv[2];
double lval = atof(argv[i++]);
double uval = atof(argv[i++]);
_Bool useCII = argc >= 5 ? atoi(argv[i++]) > 0 : false;
ALStore store;
ALStoreOpenPOSIX(&store,infilename , "r", USE_LEGACY_FORMAT);
ALGlobalMetadata gmeta;
ALStoreGetGlobalMetadata(&store, &gmeta);
// printf("number of partition %llu \n", gmeta.num_partitions);
ALQueryEngine qe;
ALQueryEngineInit(&qe, &store, true);
printf("Performing query for values in range %lf to %lf...\n", lval, uval);
ALUnivariateQuery uniquery;
ALUnivariateQueryResult result;
double s_time , e_time;
ALQueryEngineStartUnivariateDoubleQuery(&qe, lval, uval, VALUE_RETRIEVAL_QUERY_TYPE, &uniquery);
s_time = dclock1();
while (ALQueryNextResult(&uniquery, &result)) {
// printf("Read %llu results\n", result.resultCount);
ALQueryResultDestroy(&result);
}
e_time = dclock1();
ALStoreClose(&store);
printf("Uniquery time performance %f \n ", e_time - s_time);
return 0;
}