/*
****************************************************************************
*
* Mnemonic: FMimbed
* Abstract: This routine is responsible for parsing the imbed string and
* calling FMopen to open a file to process.
* Parms: None.
* Returns: Nothing.
* Date: 15 November 1988
* Author: E. Scott Daniels
* Modified: 25 Aug 2000 - to add NF option
* 13 Nov 207 - Added run/stop command to stream to mark pop of
* the fmrun() command and return to this function. Allows
* this rouitine to drive the imbed which is needed
* for things like oneject that imbed files and push/pop the
* environment before/after the file. Basically negates the
* AFIchain() feature where the imbed file was pushed onto
* the stack of open files. c'est la vie!
* 17 Jul 2016 - Bring decls into the modern world.
*
* .im [nf] filename
***************************************************************************
*/
extern void FMimbed( void )
{
char *fp = 0;
char *buf; /* pointer into the imput buffer of the fname token */
int len; /* length of the token */
len = FMgetparm( &buf );
if( strcmp( buf, "nf" ) == 0 )
{
len = FMgetparm( &buf ); /* point to the next token in the buffer */
FMflush( ); /* send last formatted line on its way */
flags = flags | NOFORMAT; /* turn no format flag on */
}
if( len <= 0 )
{
FMmsg( E_MISSINGNAME, ".IM" );
return;
}
FMmsg( I_IMBED, buf );
fp = strdup( buf );
AFIpushtoken( fptr->file, ".sr" ); /* push the special runstop command to mark end of imbed file */
TRACE( 2, "imbed: starting with file %s (pushed .sr token) \n", fp );
FMopen( buf ); /* open the imbed file */
FMrun( ); /* run until we hit the end of the file */
TRACE( 2, "imbed: finished with file %s lmar=%d\n", fp, lmar );
free( fp );
} /* FMimbed */
/*
*****************************************************************************
*
* Mnemonic: FMcenter
* Abstract: This routine will put the rest of the line of text entered with
* this command (.ce) in the center of the current column using
* the cen macro defined in the postscript output file.
* If the first two tokens are numbers then the text is centered
* between these points.
* Parms: None.
* Returns: Nothing.
* Date: 2 November 1992
* Author: E. Scott Daniels
*
* .ce [x1=p1 x2=p2] <text to center> <eos>
*
* p1 and p2 are values in points from left column edge. If p2 is negative
* then the distance is from the right edge of the current column.
*
* Modified: 25 Mar 1993 - To accept points between which text is centered
* 28 Apr 1993 - To set same y flag if move to not necessary
* 08 Feb 2002 - To ditch the x1 x2 parms as it seems to always cause
* issues. now accepts x1= x2= parameters if user really
* wants to do this. Should cause less headaches
* 06 Jul 2013 - negative p2 value now supported.
* 17 Jul 2016 - Changes for better prototype generation.
*****************************************************************************
*/
extern void FMcenter( void )
{
char *buf; /* pointer at parameters */
int i; /* length of the token */
FMflush( ); /* write what ever might be there */
flags2 |= F2_CENTER; /* make flush center rather than show */
if( (i = FMgetparm( &buf )) > 0 && strncmp( buf, "x1=", 3 ) == 0 )
{
flags2 |= F2_SAMEY; /* indicate same y value */
cenx1 = cur_col->lmar + atoi( buf+3 ); /* convert first point to integer */
if( FMgetparm( &buf ) > 0 && strncmp( buf, "x2=", 3 ) == 0 )
{
cenx2 = cur_col->lmar + atoi( buf+3 ); /* convert second digit */
if( cenx2 < 0 ) /* assume neg value is distance from the right edge rather than left */
cenx2 += cur_col->width;
}
else
{
FMmsg( E_MISSINGPARM, inbuf ); /* missing parameter error */
return;
}
if( cenx2 <= cenx1 ) /* cannot have this */
{
FMmsg( E_PARMOOR, inbuf ); /* send error and exit from here */
return;
}
i = FMgetparm( &buf ); /* get first text parm to center */
}
else /* no columns defined - center between margins */
{
cenx1 = cur_col->lmar;
cenx2 = cur_col->lmar + cur_col->width; /* defalult center */
}
TRACE( 2, "center: x1=%d x2=%d\n", cenx1, cenx2 );
while( i > 0 ) /* until all parameters gone */
{
FMaddtok( buf, i ); /* add it to the output buffer */
i = FMgetparm( &buf );
} /* end while */
FMflush( ); /* send user line on the way */
flags2 &= ~(F2_CENTER | F2_SAMEY); /* turn off flags */
} /* fmcenter */
/*
****************************************************************************
*
* Mnemonic: FMmain
* Abstract: This routine is the driver for the FM formatter
* Parms: argc - Number of parameters passed to the routine
* argv - Argument vectors
* [1] - input file name
* [2] - Output file name
* Returns: Nothing.
* Date: 15 November 1988
* Author: E. Scott Daniels
* Modified: 5 May 1992 - To support conversion to postscript
* 29 Oct 1992 - To call command only if .xx is followed by a
* blank so that token starting with a . can be
* included in the text (as long as they are more
* than 2 characters long.)
* 27 Nov 1992 - To support as is postscript commands
* 10 Dec 1992 - To use AFI routines for ansi compatability
* 15 Dec 1992 - To output a newline to stdout at end of run
* 21 Dec 1992 - To process the .toc file generated
* 13 Apr 1992 - To no longer break when blank as first char
* 19 Nov 2001 - Conversion to use FMrun()
* 18 Jul 2016 - Add consistent, and sometimes modern, prototypes.
**************************************************************************
*/
int main( int argc, char **argv )
{
int len; /* length of token */
char *buf; /* buffer pointer to token */
if( FMinit( argc, argv ) < VALID )
return 1;
FMrun( ); /* run the open file */
if( tocfile >= OK ) /* if the toc file is still open */
{ /* then close it, and simulate .im command on it */
len = sprintf( inbuf, ".et\n" );
AFIclose( tocfile ); /* close the toc file */
}
flags2 &= ~F2_SETFONT; /* dont start a new span on final flush */
FMflush(); /* final flush */
FMele_stack( ES_POP, ET_DOC ); /* final pop of all stacked closer tags */
//sprintf( obuf, "%s</body></HTML>", need_div ? "</div>" : "" ); /* end document stuff */
AFIwrite( ofile, obuf );
AFIclose( ofile ); /* close the output file */
sprintf( obuf, "%ld\n", words );
FMmsg( I_WORDCNT, obuf ); /* write number of words message */
return 0;
}
/*
****************************************************************************
*
* Mnemonic: FMmain
* Abstract: This routine is the driver for the FM formatter
* Parms: argc - Number of parameters passed to the routine
* argv - Argument vectors
* [1] - input file name
* [2] - Output file name
* Returns: Nothing.
* Date: 15 November 1988
* Author: E. Scott Daniels
* Modified: 5 May 1992 - To support conversion to postscript
* 29 Oct 1992 - To call command only if .xx is followed by a
* blank so that token starting with a . can be
* included in the text (as long as they are more
* than 2 characters long.)
* 27 Nov 1992 - To support as is postscript commands
* 10 Dec 1992 - To use AFI routines for ansi compatability
* 15 Dec 1992 - To output a newline to stdout at end of run
* 21 Dec 1992 - To process the .toc file generated
* 13 Apr 1992 - To no longer break when blank as first char
* 18 Nov 2001 - To rewrite to allow for immediate ex of .im
* 18 Dec 2015 - Call pflush at end only if cury not at top.
* 17 Jul 2016 - Bring decls into the modern world.
**************************************************************************
*/
extern int main( int argc, char **argv ) {
int len; /* length of token */
char *buf; /* buffer pointer to token */
if( FMinit( argc, argv ) < VALID )
return 1;
FMrun( ); /* run the open file */
if( tocfile >= OK ) /* if the toc file is still open */
{ /* then close it, and simulate .im command on it */
len = sprintf( inbuf, ".et\n" );
AFIwrite( tocfile, inbuf );
flags &= ~PAGE_NUM; /* turn off page numbering */
rhead = rfoot = NULL; /* no headers or footer either */
AFIclose( tocfile ); /* close the toc file */
} /* end if toc file open */
FMflush( ); /* flush the current line to page buffer */
if( cury != topy ) {
TRACE( 3, "main flushing: %d %d\n", cury, topy );
FMpflush( ); // flush the page out of the printer with headers
}
AFIclose( ofile ); /* close the output file */
sprintf( obuf, "%ld\n", words );
FMmsg( I_WORDCNT, obuf ); /* write number of words message */
return 0; /* assume end of file reached */
}
/*
****************************************************************************
*
* Mnemonic: FMcindent
* Abstract: This routine causes a break and beginning with the next line
* sets the left margin according to the parameter.
* Parms: mar - pointer to margin to adjust (heaer or left mar )
* Returns: Nothing.
* Date: 3 December 1988
* Author: E. Scott Daniels
*
* Modified: 5 May 1992 - To support postscript conversion.
* 24 Mar 1994 - To allow amount to be specified in pts or inches
* 6 Apr 1994 - To use FMgetpts routine to convert value to pts
* so n can be postfixed with p (points) or i (in).
* 17 Jul 2016 - Changes for better prototype generation.
* .in n | +n | -n (indention not changed if n is omitted)
***************************************************************************
*/
extern void FMindent( int* mar )
{
char *buf; /* pointer at the token */
int len;
int flags = 0;
len = FMgetparm( &buf ); /* is there a length? */
if( len == 0 ) /* no parameter entered by user */
return;
len = FMgetpts( buf, len ); /* convert value entered to points */
if( buf[0] == '+' || buf[0] == '-' ) /* add/sub parm to/from cur setting */
/*len = *mar + len; */ /* add pos/neg value to current setting */
*mar += len; /* "add" current setting to value entered */
else
{ /* reset mar to specific vlaue */
if( len < 0 || len > MAX_X ) /* if out of range */
{
FMmsg( E_TAKEOUT, buf );
return;
}
else
*mar = cur_col->lmar + len; /* base on the current column */
} /* end else - +/- sign not there */
/* *mar = len; */ /* reset the line length and go */
} /* FMindent */
/*
*****************************************************************************
*
* Mnemonic: FMcenter
* Abstract: This routine will put the rest of the line of text entered with
* this command (.ce) in the center of the current column using
* the cen macro defined in the postscript output file.
* If the first two tokens are numbers then the text is centered
* between these points.
* Parms: None.
* Returns: Nothing.
* Date: 2 November 1992
* Author: E. Scott Daniels
*
* .ce [x1 x2] <text to center> <eos>
*
* Modified: 25 Mar 1993 - To accept points between which text is centered
* 28 Apr 1993 - To set same y flag if move to not necessary
* 6 Dec 1996 - To convert to hfm (ignore x1, x2 if there)
* 18 Jul 2016 - Add consistent, and sometimes modern, prototypes.
*****************************************************************************
*/
extern void FMcenter( void )
{
char *buf; /* pointer at parameters */
int i; /* length of the token */
FMflush( ); /* write what ever might be there */
strcat( obuf, "<center>" ); /* add tag to output */
optr += 8;
flags2 |= F2_CENTER; /* make flush center rather than show */
if( (i = FMgetparm( &buf )) > 0 && isdigit( buf[0] ) )
{
if( !(FMgetparm( &buf ) > 0 && isdigit( buf[0] )) )
{
FMmsg( E_MISSINGPARM, inbuf ); /* missing parameter error */
return;
}
i = FMgetparm( &buf ); /* get first text parm to center */
}
while( i > 0 ) /* until all parameters gone */
{
FMaddtok( buf, i ); /* add it to the output buffer */
i = FMgetparm( &buf );
} /* end while */
FMflush( ); /* send user line on the way */
flags2 &= ~(F2_CENTER | F2_SAMEY); /* turn off flags */
} /* fmcenter */
/*
****************************************************************************
*
* Mnemonic: FMopen
* Abstract: This routine processes an imbed statement and opens a new
* file to process. It is also used by index generation and maybe
* other functions. A file is opened and its info is stacked.
* the original purpose of this routine was to stack files and
* not to present and end of file until the last file on the stack
* reached the end of file. The AFI routines now provide a generic
* stack interface and now this function's responsibilities are
* significantly reduced.
* file names for error messages.
* Parms: name - Pointer to the name of the file to open
* Returns: ERROR if unable to open the file, otherwise VALID
* Date: 15 November 1988
* Author: E. Scott Daniels
*
* Modified: 16 Mar 1990 - Not to use FI routines.. there is a bug in
* them someplace.
* 10 Dec 1992 - To use AFI routines (which use ansi std fread)
* 3 Apr 1997 - To begin phase out of this routine.
* 19 Oct 2001 - Cleanup - finish work started on in 97
* 5 Feb 2001 - To save name
* 21 Oct 2007 - Some general doc cleanup.
**************************************************************************
*/
int FMopen( char *name )
{
int i; /* loop index */
if( fptr == NULL ) /* if first file opened */
{
fptr = (struct fblk *) malloc( sizeof( struct fblk ) );
if( fptr == NULL )
{
FMmsg( E_NOMEM, "FMopen" );
return( ERROR );
}
memset( fptr, 0, sizeof( struct fblk ) );
fptr->fnum = 0;
if( (fptr->file = AFIopenp( name, "r", path )) == AFI_ERROR )
{
FMmsg( E_CANTOPEN, name );
free( fptr );
fptr = NULL;
return( ERROR );
}
AFIsetsize( fptr->file, MAX_READ-1 ); /* input buffer size */
strcpy( fptr->name, name );
}
else
{
if( AFIchain( fptr->file, name, "pr", path ) == AFI_ERROR )
{
FMmsg( E_CANTOPEN, name );
return( ERROR );
}
fptr->fnum = 0;
}
fptr->count = 0l; /* set record counter */
return OK; /* beam us up scotty */
} /* FMopen */
/*
****************************************************************************
*
* Mnemonic: FMsection
* Abstract: Sets font and fontsize allowing html output to generate a div
*
* Parms: none
* Returns: Nothing.
* Date: 13 Jul 2011
* Author: E. Scott Daniels
*
* Modified:
* so n can be postfixed with p (points) or i (in).
* .sc start c[lass]=class-name f[ont]=font-name s[ize]=font-size (classname ignored)
***************************************************************************
*/
void FMsection ( )
{
char *buf; /* pointer at the token */
int len;
char *tok;
int i;
while( (len = FMgetparm( &buf )) > 0 )
{
switch( *buf )
{
case 'c': /* class name -- ignore */
break;
case 'e': /* ignore end */
break;
case 'f':
if( (tok = strchr( buf, '=' )) != NULL )
{
tok++;
free( curfont );
curfont = strdup( tok );
FMfmt_add( ); /* add a format block to the list */
}
break;
case 's':
if( (tok = strchr( buf, '=' )) != NULL ) /* ignore start */
{
tok++;
if( (i = atoi( tok )) > 5 ) /* sanity */
{
textsize = i;
FMfmt_add( );
}
}
break;
default:
FMmsg( E_UNKNOWNPARM, buf );
break;
}
}
}
/*
****************************************************************************
*
* *** WARNING: With the additon of the fmt blocks, this is likely broken!!!
*
* Mnemonic: FMsetx
* Abstract: This routine is responsible for adjusting the current x position
* on the output page. The value entered may be specified in pts or
* inches. A + or - prefix to the value indicates a relitive move,
* and a value without + or - indicates an absolute position in
* relation to the current column's left margin value.
* Params: None.
* Returns: Nothing.
* Date: 3 December 1992
* Author: E. Scott Daniels
*
* Modified: 10 Dec 1992 - To use AFI routines for ansi compatability
* 25 Mar 1992 - To accept a + for relative moves
* 22 Apr 1993 - To set relmove flag initially to false
* 7 Apr 1994 - To use the getpts routine allowing user to enter
* x value in inches or points.
* 11 Apr 1994 - To take value relative to curcol's left margin
* 31 Jan 2016 - To actually allow negative relative moves.
* 17 Jul 2016 - Bring decls into the modern world.
******************************************************************************
*/
extern void FMsetx( void )
{
char *buf; /* pointer at the parameter user has entered */
int len; /* length of parameter entered */
int i; /* new x position */
int relmove = FALSE; /* new x is relative to current x position */
char wbuf[50]; /* buffer to build string in to write to file */
if( (len = FMgetparm( &buf )) > 0 ) /* if user entered a parameter */
{
if( buf[0] == '+' || buf[0] == '-' ) /* relative move? */
relmove = TRUE; /* then set local flag */
i = FMgetpts( buf, len );
if( i < cur_col->width ) /* ensure its in the column */
{
if( optr == 0 ) /* if nothing currently in the buffer */
{
optr = 1;
obuf[0] = ' '; /* force flush to setup the current y */
obuf[1] = EOS;
osize = 0; /* reset output size */
}
FMflush( ); /* put out what is already there */
if( relmove == TRUE ) /* if relative move */
{
osize += i; /* indicate number of points skipped over */
sprintf( wbuf, "%d 0 rmoveto\n", i ); /* ps to relative move */
}
else
{
osize = i; /* indicate position in obuf in terms of pts */
sprintf( wbuf, "%d %d moveto\n", cur_col->lmar + i, -cury );
}
AFIwrite( ofile, wbuf ); /* write to file */
} /* end if in range */
else /* generate an error message */
FMmsg( E_PARMOOR, ".sx" );
} /* end if parm entered */
} /* FMsetx */
/*
****************************************************************************
*
* Mnemonic: FMinit
* Abstract: This routine opens the initial input file and the output file
* and does other necessary house keeping chores.
* Parms: argc - Number of arguments passed to fm from command line
* argv - Argument vector list passed from command line
* Returns: Valid if all is well, ERROR if system could not be initialized.
* Date: 17 November 1988
* Author: E. Scott Daniels
*
* Modified: 22 Apr 1991 - To remove need to have dedicated page num buffer
* 3 May 1991 - To initialize flags2 variable
* 3 May 1992 - To convert for post script output
* 7 Nov 1992 - To alloc header font buffers
* 12 Nov 1992 - To add justify PS proc
* 13 Nov 1992 - To allocate current font buffer before use
* 10 Dec 1992 - To use AFIwrite for ansi compat on sun
* 6 Apr 1993 - To create a dummy variable block for psuedo
* commands generated by .gm and .gd commands.
* 26 May 1993 - To add stroke command to box routine.
* 13 Jun 1993 - To set the psfm variable by placing a dv command
* into the initial input buffer.
* 12 Jul 1993 - To set the def item list font ptr to null
* 21 Feb 1994 - To open output file just "w"
* To put out the PS routine rightxy for header/footer
* 22 Feb 1994 - To init figure font (ffont)
* 7 Apr 1994 - To seup for TOC now that linelen is points related
* 7 Oct 2000 - To use new AFI tokeniser
* 10 Oct 2001 - To add new justification PS functions
* 13 Jan 2001 - Added sym table support
* 08 Nov 2006 - Some cleanup and now allow default input from stdin.
* 10 Apr 2007 - Memory leak cleanup
* 16 Sep 2007 - added page geometry argument support
* 13 Nov 2007 - Changed the imbed/run() mechanism to better support the
* oneject processing.
* 22 Mar 2011 - Correctly set boty when geometry (-g) is given.
* 07 Jul 2013 - Changed initialisation of text colour to use setcolour.
* 17 Jul 2016 - Bring decls into the modern world.
*****************************************************************************
*/
extern int FMinit( int argc, char **argv )
{
int i; /* loop index */
char buf[1024];
char *ptr; /* pointer to argument */
char *ifname = "stdin";
char *ofname = "stdout";
int geomh = 0; /* geometry from -g hxw */
int geomw = 0;
argc--;
argv++;
while( argc > 0 && argv[0][0] == '-' )
{
switch( argv[0][1] )
{
case 'g':
geomh = atoi( argv[1] ) * 72;
if( (ptr = strchr( argv[1], 'x' )) != NULL )
geomw = atoi( ptr + 1 ) * 72;
argv++;
argc--;
break;
case 't':
trace = atoi( argv[1] );
argv++;
argc--;
break;
case 'v':
flags2 |= F2_NOISY;
break;
case '?':
FMmsg( ERROR, "Usage: tfm [input-file [output-file [inital command tokens]]]" );
exit( 1 );
default:
fprintf( stderr, "unrecognised option: %s\n", argv[0] );
exit( 1 );
}
argv++;
argc--;
}
if( argc >= 1 )
{
if( *argv[0] != '-' ) /* allow - to default to stdin */
ifname = argv[0];
}
if( argc > 1 )
{
if( *argv[1] != '-' ) /* allow - to default to stdout */
ofname = argv[1];
}
if( strcmp( ifname, ofname ) == 0 )
{
FMmsg( ERROR, "input name cannot be same as output; this is just wrong");
return ERROR;
}
if( FMopen( ifname ) < VALID ) /* open the initial input file */
return ERROR;
symtab = sym_alloc( 4999 ); /* symtab for variables */
AFIsettoken( fptr->file, symtab, " \t", '&', '^', ":" );
AFIsetflag( fptr->file, AFI_F_EOBSIG, AFI_SET ); /* end of buffer notifications */
#ifdef KEEP
this is dropped because imbed now puts a run/stop command into the stream to pop the call to fmrun() at end of file
AFIsetflag( fptr->file, AFI_F_EOFSIG, AFI_SET ); /* end of file notifications -- must have so .im file .cmd works */
#endif
ofile = AFIopen( ofname, "w" ); /* open output file */
if( ofile < VALID )
{
FMmsg( E_CANTOPEN, ofname );
FMclose( );
return ERROR;
}
version = "pfm V2.8/17243"; /* returned by .gv v command */
snprintf( buf, sizeof( buf ), "+PFM text formatter (%s) started", version );
FMmsg( -1, buf );
/* write out our postscript routines that make life easier */
snprintf( buf, sizeof( buf ), "%%! %s generated this postscript file\n", version );
AFIwrite( ofile, buf );
/*AFIwrite( ofile, "%! PFM 1.1-02282 PostScript output\n" );*/
/*AFIwrite( ofile, "% Copyright (c) 1994-2002 by E. Scott Daniels. All Rights Reserved!\n" );*/
AFIwrite( ofile, "% A happy programme is one that generates other programmes;\n" );
AFIwrite( ofile, "% This was generated by a happy programme!\n" );
boty = (10 * 71); /* default to 11" page with a 1" bottom margin */
if( cury <= 0 )
cury = topy = 71; /* default to 1" top margin */
if( top_gutter <= 0 )
top_gutter = cury/2; // space above first line for running matter
pagew = MAX_X;
pageh = MAX_Y;
AFIwrite( ofile, "%these functions are Copyright (c) 2001-2013 by E. Scott Daniels. All Rights Reserved!\n" );
/* new page macro to showpage and set the origion of the 0,0 */
if( geomh )
{
pagew = geomw; /* override defaults with user setting */
pageh = geomh;
AFIwrite( ofile, "%%BeginSetup\n" );
AFIwrite( ofile, "mark {\n" );
AFIwrite( ofile, "%BeginFeature: *PageRegion C\n" );
snprintf( buf, sizeof( buf ), "<</PageSize [%d %d]>> setpagedevice\n", pagew, pageh );
AFIwrite( ofile, buf );
AFIwrite( ofile, "%EndFeature\n" );
AFIwrite( ofile, "} stopped cleartomark\n" );
AFIwrite( ofile, "%%EndSetup\n" );
snprintf( buf, sizeof( buf ), "/xlate {0 %d translate} def\n/newp {showpage xlate} def\n", pageh );
AFIwrite( ofile, buf );
boty = pageh - 42; /* adjust botom y based on geometry */
}
else
AFIwrite( ofile, "/xlate {0 792 translate} def\n/newp {showpage xlate} def\n" );
/* the remainder of the native ps that we dump on initialisation is in init.ps which is
parsed and compressed by a mk rule and put into init_ps.c
*/
#include "init_ps.c" /* easier to manage postscript functions we need */
/* now initialize from a C point of view */
difont = NULL; /* initially no def list item font string defined */
ffont = NULL; /* no figure font defined */
//textcolour = strdup( "000000" );
FMsetcolour( "#000000" ); /* default to black */
curfont = strdup( DEF_TEXTFONT );
runfont = strdup( DEF_RUNFONT );
FMfmt_add( );
textspace = 2;
iptr = 0;
optr = 0; /* start at beginning of the output buffer */
obuf = (char *) malloc( sizeof( char ) * 2048 );
inbuf = (char *) malloc( sizeof( char ) * 2048 );
if( ! obuf || ! inbuf )
{
fprintf( stderr, "malloc of obuffer failed\n" );
return ERROR;
}
*obuf = (char) 0;
sprintf( inbuf, ".dv pfm 1 : " ); /* simulate a user command - define compiler name */
AFIpushtoken( fptr->file, inbuf ); /* and push onto the input stack */
if( (path = getenv( "PFM_PATH" )) == NULL )
path = getenv( "XFM_PATH" );
cur_col = firstcol = (struct col_blk *) malloc( sizeof( struct col_blk ) );
if( cur_col == NULL )
return ERROR;
cur_col->lmar = DEF_LMAR;
cur_col->width = 550 - DEF_LMAR; /* set single column width */
cur_col->next = NULL; /* by default we are in single column mode */
flags = PARA_NUM; /* turn on paragraph numbering */
memset( tocname, 0, sizeof(tocname ) );
snprintf( tocname, sizeof( tocname )-5, "%s", ifname );
if( (ptr = strrchr( tocname, '.' )) != NULL )
*ptr = 0;
strcat( tocname, ".toc" ); /* same filename with .toc extension */
memset( pnum, 0, sizeof( pnum ) );
for( i = argc - 1; i > 2; i-- )
AFIpushtoken( fptr->file, argv[i] ); /* whatever is after output file we use as input */
for( i = 0; i < MAX_HLEVELS; i++ ) /* allocate and init header blks */
{
headers[i] = (struct header_blk *) malloc( sizeof( struct header_blk ) );
if( headers[i] == NULL )
return ERROR;
headers[i]->font = (char *) malloc( (strlen( DEF_HEADFONT )) + 1 );
strcpy( headers[i]->font, DEF_HEADFONT ); /* move in default string */
headers[i]->flags = HTOC; /* initially only TOC flag set */
headers[i]->indent = DEF_HEADINDENT; /* set default indention */
headers[i]->level = i+1; /* set the level */
headers[i]->skip = 21; /* skip down 2 lines before/1after */
}
headers[0]->size = DEF_H1SIZE; /* set default header text sizes */
headers[1]->size = DEF_H2SIZE;
headers[2]->size = DEF_H3SIZE;
headers[3]->size = DEF_H4SIZE;
headers[0]->flags |= HEJECTC+HTOUPPER; /* header level 1 defaults */
return VALID;
}
extern void FMgetval( void )
{
char *buf; /* pointer to parameter to use */
char *ep; /* pointer to value of env var */
char *ename; /* pointer to environment var name */
char work[128];
char value[2048]; /* buffer to build .dv commands in */
char vname[128];
int m; /* parameters to get date/time in */
int d;
int y;
int h;
int s;
int i;
struct col_blk *cp;
*value = 0;
*vname = 0;
if( FMgetparm( &buf ) > 0 ) /* if there is a parameter on the line */
{
iptr = 0; /* start the input pointer at beginning of buffer */
switch( *buf ) /* look at user parameter and set psuedo command */
{
case 'D': /* get string formatted date */
get_mdy( &m, &d, &y ); /* get the values */
strcpy( vname, "_date" );
snprintf( value, sizeof( value ), "%d %s %d", d, mname[m], 1900 + y );
break;
case 'd': /* set date value */
get_mdy( &m, &d, &y ); /* get the values */
strcpy( vname, "_date" );
snprintf( value, sizeof( value ), "%d/%d/%d", m, d, 1900 + y ); /* create value */
break;
case 'E': // eurpoean date dd/mm/yyyy
get_mdy( &m, &d, &y ); // values
strcpy( vname, "_date" ); // variable name
snprintf( value, sizeof( value ), "%d/%d/%d", d, m, 1900 + y ); // value
break;
case 'e': /* e env-name xfm-var-name */
if( FMgetparm( &buf ) > 0 ) /* if there is a parameter on the line */
{
ename = strdup( buf );
if( FMgetparm( &buf ) > 0 )
{
if( ep = getenv( ename ) )
{
snprintf( vname, sizeof( vname ), "%s", buf );
snprintf( value, sizeof( value ), "%s", ep );
}
}
free( ename );
}
break;
case 'F': /* set figure number variable AND advance the counter */
if( *(buf+1) == 'i' )
{
strcpy( vname, "_fig" );
if( flags & PARA_NUM ) {
snprintf( value, sizeof( value ), "%d-%d", pnum[0], fig );
} else {
snprintf( value, sizeof( value ), "%d", fig );
}
fig++;
}
break;
case 'f': /* set figure number or font variable */
if( *(buf+1) == 'i' )
{
if( flags & PARA_NUM )
{
strcpy( vname, "_fig" );
snprintf( value, sizeof( value ), "%d-%d", pnum[0], fig );
}
else
{
strcpy( vname, "_fig" );
snprintf( value, sizeof( value ), "%d", fig );
}
}
else
{
strcpy( vname, "_font" );
snprintf( value, sizeof( value ), "%s", curfont );
}
break;
case 'h': /* get host name */
gethostname( work, 128 );
strcpy( vname, "_host" );
snprintf( value, sizeof( value ), "%s", work );
break;
case 'i': // ISO 8601 extended date
get_mdy( &m, &d, &y ); // values
strcpy( vname, "_date" ); // variable name
snprintf( value, sizeof( value ), "%d-%d-%d", 1900 + y, m, y ); // value
break;
case 'l': /* set margin variables (lmar) or lines remaining in col (lines) */
if( *(buf+1) == 'i' )
{
strcpy( vname, "_lines" );
snprintf( value, sizeof( value ), "%d", (boty - cury)/(textsize + textspace) );
}
else
{
strcpy( vname, "_lmar" );
snprintf( value, sizeof( value ), "%d", lmar );
}
break;
case 'm': /* set month day year */
get_mdy( &m, &d, &y ); /* get the values */
strcpy( vname, "_mon" );
snprintf( value, sizeof( value ), "%s", mname[m] );
FMset_var( vname, value );
strcpy( vname, "_day" );
snprintf( value, sizeof( value ), "%d", d );
FMset_var( vname, value );
strcpy( vname, "_year" );
snprintf( value, sizeof( value ), "%d", 1900 + y );
break;
case 'p': /* set page variable */
strcpy( vname, "_page" );
snprintf( value, sizeof( value ), "%d", page+1 );
break;
case 'r': /* remain | rmar */
if( *(buf+1) == 'e' ) /* assume remain - generate iremain (inches) lines */
{
strcpy( vname, "_attop" );
snprintf( value, sizeof( value ), "%s", cury == topy ? "true" : "false" );
FMset_var( vname, value );
strcpy( vname, "_lremain" );
snprintf( value, sizeof( value ), "%d", (boty - cury)/(textsize + textspace) );
FMset_var( vname, value );
strcpy( vname, "_lines" );
snprintf( value, sizeof( value ), "%d", (boty - cury)/(textsize + textspace) );
FMset_var( vname, value );
strcpy( vname, "_iremain" );
snprintf( value, sizeof( value ), "%d", (boty - cury)/72 ); /* 72 points per inch */
FMset_var( vname, value );
strcpy( vname, "_premain" );
snprintf( value, sizeof( value ), "%d", (boty - cury)); /* points */
FMset_var( vname, value );
}
else
{
strcpy( vname, "_rmar" );
snprintf( value, sizeof( value ), "%d", lmar + linelen );
}
break;
case 's':
strcpy( vname, "_sect" );
ep = FMget_header_num(); // if numbering, get the number
if( ! ep ) {
ep = FMget_header_txt(); // else get the string
}
if( ep ) {
snprintf( value, sizeof( value ), "%s", ep );
} else {
return;
}
break;
case 't':
if( *(buf+1) == 'a' ) // table number
{
if( flags & PARA_NUM )
{
strcpy( vname, "_table" );
snprintf( value, sizeof( value ), "%d-%d", pnum[0], table_number );
}
else
{
strcpy( vname, "_table" );
snprintf( value, sizeof( value ), "%d", table_number );
}
}
else
{
strcpy( vname, "_tsize" );
snprintf( value, sizeof( value ), "%d", textsize );
}
break;
case 'T':
if( *(buf+1) == 'a' ) // table number and advance it
{
if( flags & PARA_NUM )
{
strcpy( vname, "_table" );
snprintf( value, sizeof( value ), "%d-%d", pnum[0], table_number );
}
else
{
strcpy( vname, "_table" );
snprintf( value, sizeof( value ), "%d", table_number );
}
table_number++;
}
else // set time variable
{
get_times( &h, &m, &s ); // current time
strcpy( vname, "_time" );
snprintf( value, sizeof( value ), "%02d:%02d", h, m );
}
break;
case 'v':
strcpy( vname, "_ver" );
snprintf( value, sizeof( value ), "%s", version );
break;
case 'y': /* set current y info: current y, top y, col-number */
strcpy( vname, "_cury" );
snprintf( value, sizeof( value ), "%d", cury );
FMset_var( vname, value );
strcpy( vname, "_topy" );
snprintf( value, sizeof( value ), "%d", topy );
FMset_var( vname, value );
i = 0;
for( cp = firstcol; cp && cp != cur_col; cp = cp->next )
i++;
strcpy( vname, "_coln" );
snprintf( value, sizeof( value ), "%d", i );
break;
default:
FMmsg( E_PARMOOR, inbuf ); /* error message */
break;
} /* end switch */
if( *value )
{
TRACE( 2, "getval: setting: %s=%s\n", vname, value );
FMset_var( vname, value );
}
else
fprintf( stderr, "getval: value was emppty; nothing set for %s\n", vname );
} /* end if parameter entered */
} /* fmgetval */
/*
*****************************************************************************
*
* Mnemonic: fmfloat_mar
* Abstract: This module contains functions that support the floating margin
* capaibilities.
* Date: 01 January 2016
* Author: E. Scott Daniels
* Mods:
* 17 Jul 2016 - Bring decls into the modern world.
*
* .fm [i=distance] [w=distance] l=distance [y=yvalue]
* l = temp left margin indention from current left margin
* w = temp column width (-value subtracts from current width)
* l = distance before resetting to original values (auto at col end if l > max y)
* y = sets the current y position to this value
* .fm pop .** pop the current float and set y to the reset value
*****************************************************************************
*/
extern void FMfloat_mar( void )
{
char *ebuf; // input buffer
char *buf; // pointer to info in input buffer
int length = 0; // length of floating margins (default to end of col)
int new_lmar = 0; // temporary left margin value
int new_width = 0; // temporary width value
int plen; // parameter token length
int top_y = 0; // top y if set woth y=
FMflush( ); // ensure last bits flushed out
new_width = linelen;
new_lmar = lmar;
while( (plen = FMgetparm( &buf )) > 0 ) {
switch( buf[0] ) {
case 'l':
case 'L':
length = FMgetpts( &buf[2], plen-2 ); // get distance
break;
case 'w': // line length
case 'W':
if( buf[2] == '+' || buf[2] == '-' ) {
new_width += FMgetpts( &buf[2], plen-2 );
} else {
new_width = FMgetpts( &buf[2], plen-2 );
}
break;
case 'i': // indention
case 'I':
if( buf[2] == '+' || buf[2] == '-' ) {
new_lmar += FMgetpts( &buf[2], plen-2 );
} else {
new_lmar = FMgetpts( &buf[2], plen-2 );
}
break;
case 'p':
if( strncmp( buf, "pop", 3 ) == 0 ) {
if( cur_col->flags & CF_TMP_MAR ) {
lmar = cur_col->olmar;
linelen = cur_col->olinelen;
cur_col->flags &= ~ CF_TMP_MAR; // reset flag, set cury and boogie out
cury = cur_col->revert_y;
}
return;
} else {
FMmsg( E_UNKNOWNPARM, buf );
FMignore( );
return;
}
case 'y':
case 'Y':
top_y = FMgetpts( &buf[2], plen-2 );
if( length == 0 ) // length not set we'll force it
length = cury - top_y;
cury = top_y;
break;
default:
FMmsg( E_UNKNOWNPARM, buf ); // let them know they buggered something
FMignore( );
return;
}
}
if( cur_col->flags & CF_TMP_MAR ) { // cannot be nested
FMmsg( E_PARMOOR, "floating margin is already set" );
return;
}
if( new_width == linelen ) { // width wasn't adjusted
if( new_lmar == lmar )
return; // nothing changed, just bail silently
new_width -= new_lmar - lmar; // shrink width by indention amount
}
if( new_width <= 0 ) {
char mbuf[1024];
snprintf( mbuf, sizeof( mbuf ), "width is too small: %d", new_width );
FMmsg( E_PARMOOR, mbuf );
return;
}
TRACE( 1, "floating mar: cury=%d new_lmar=%d new_linelen=%d revert=%d\n", cury, new_lmar, new_width, cury+length )
cur_col->olmar = lmar;
cur_col->olinelen = linelen;
cur_col->flags |= CF_TMP_MAR;
lmar = new_lmar;
linelen = new_width;
cur_col->revert_y = cury + length;
return;
}
/*
****************************************************************************
*
* Mnemonic: FMdefheader
* Abstract: This routine parses the .dh command which allows the user to
* define the various attributes for each of the header levels.
* If the skip value is set to 0 then no skipping is done before
* or after the header.
* .dh <level> [f=<fontname>] supply the font for header
* [p=<size.[p|i]] size of header text
* [s=<skip value>] spaces skipped before/after
* [i=<indent>] indention of first line after
* [u=on|off] translate header to upper case
* [t=on|off] put in toc
* [m=<space>[p|i]] offset from hmar location
* [e=p(page)|c(olumn)|n(one) ] eject type
* Parms: None.
* Returns: Nothing.
* Date: 7 November 1992
* Author: E. Scott Daniels
*
* Modified: 11 Jan 1993 - To allow toc, toupper, ejectp and ejectc flags
* to be set/reset.
* 17 Aug 1994 - To allow for header margin relative offset value
* 15 Dec 1994 - To all skip values up to 99.
* 23 Oct 2007 - Corrected pars error on t=
* 17 Jul 2016 - Changes for better prototype generation.
*****************************************************************************
*/
extern void FMdefheader( void )
{
char *buf; /* pointer at next parm to parse */
int level; /* current level we are working with */
int len; /* length of the parameter read */
struct header_blk *hptr; /* pointer at current block */
if( FMgetparm( &buf ) <= 0 ) /* if no parameters entered */
{
return;
}
level = (atoi( buf )) - 1; /* convert level to numeric */
if( level < 0 || level >= MAX_HLEVELS ) /* if out of range */
{
FMmsg( E_PARMOOR, NULL );
return;
}
hptr = headers[level]; /* point right at what we are changing */
while( (len = FMgetparm( &buf )) > 0 ) /* while parameters left */
{
switch( buf[0] ) /* act on the command */
{
case 'e': /* set eject type p==page, c==column, anything else */
case 'E': /* turns off all ejects */
hptr->flags &= ~(HEJECTP + HEJECTC); /* initially turn them both off */
if( len > 2 )
if( toupper( buf[2] ) == 'P' ) /* user wants page eject */
hptr->flags |= HEJECTP; /* turn on the page eject flag */
else
if( toupper( buf[2] ) == 'C' ) /* user wants column eject */
hptr->flags |= HEJECTC; /* so turn it on */
break;
case 'f': /* set font for this level */
case 'F':
if( len > 2 ) /* if more than f= entered */
{
if( hptr->font )
free( hptr->font ); /* free previous font buffer */
hptr->font = (char *) malloc( (unsigned) len ); /* get new buffer */
strncpy( hptr->font, &buf[2], len-2 ); /* copy new font name */
hptr->font[len-2] = EOS; /* terminate the string */
}
break;
case 'i': /* set indent value */
case 'I':
hptr->indent = atoi( &buf[2] ); /* convert to integer */
if( hptr->indent < 0 || hptr->indent > 50 )
hptr->indent = 5; /* dont let user go crazy */
break;
case 'm':
case 'M': /* offset from header margin for this level */
hptr->hmoffset = FMgetpts( &buf[2], len-2 ); /* cvt input to points */
break;
case 'p': /* set the point size */
case 'P':
hptr->size = atoi( &buf[2] ); /* convert to integer */
if( hptr->size < 0 || hptr->size > 72 )
hptr->size = 12; /* dont let user go crazy */
break;
case 's':
case 'S': /* set skip value */
hptr->skip = atoi( &buf[2] ); /* convert to integer */
if( hptr->skip < 0 || hptr->skip > 99 )
hptr->skip = 2; /* dont let user go crazy */
break;
case 't': /* set/clear toc flag */
case 'T':
if( len == 0 || toupper( buf[3] ) == 'N' )
hptr->flags |= HTOC; /* turn on the toc flag */
else
hptr->flags &= ~HTOC; /* turn off the flag */
break;
case 'u':
case 'U':
if( len == 0 || toupper( buf[3] ) == 'N' ) /* turn on or missing */
hptr->flags |= HTOUPPER;
else
hptr->flags &= ~HTOUPPER; /* turn off */
break;
default:
break; /* right now do nothing - later error message */
}
}
}
