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    Length: 3878 (0xf26)
    Types: TextFile
    Names: »texexpand2.c«

└─⟦a0efdde77⟧ Bits:30001252 EUUGD11 Tape, 1987 Spring Conference Helsinki
    └─ ⟦this⟧ »EUUGD11/euug-87hel/sec1/textools/texexpand2.c« 

TextFile

/* texexpand: to expand TeX and LaTeX \input and include files
 * to compile:   cc texexpand.c -o texexpand 
 */

char *documentation[] = {
" SYNTAX",
"        texexpand [-w] [parameters] [inputfiles]",
"",
"        flags:",
"              -w   does not check matching",
"",
"        parameters:",
"              in=filename       filename is the input file",
"                                (Default: in=stdin)",
"",
"              out=filename      filename is the output file",
"                                (Default: out=stdout)",
""
};

/* Author: Kamal Al-Yahya, Stanford University,		11/1/83 */
/* Modified:						6/30/86 */

int	doclength = { sizeof documentation/sizeof documentation[0] };

#include        <stdio.h>
#include        <sys/ioctl.h>
#include        <sgtty.h>
#define MAXLEN	100000			/* maximum character in a document */

char string[100],filename[100];
struct sgttyb ttystat;
extern char *strcpy(), *mktemp();
char scratch_file[100];
FILE *out_file;

int wflag;
int xargc;
char **xargv;

main(argc,argv)
int argc; 
char *argv[];
{
char big[MAXLEN];
FILE *temp,*scr;
register char *cptr;
int piped_in;
int i,w;

/* If no arguments, and not in a pipeline, self document */
piped_in = ioctl ((fileno (stdin)), TIOCGETP, &ttystat);
if (argc == 1 && !piped_in)
	{
	for( i=0; i<doclength; i++)
		printf("%s\n",documentation[i]);
	exit (0);
	}

out_file=stdout;			/* default standard output */

/* process option flags */
xargc = argc;
xargv = argv;
for (xargc--,xargv++; xargc; xargc--,xargv++)
	{
	cptr = *xargv; 
	if( *cptr=='-' )
		{
		while( *(++cptr))
			{
			switch( *cptr )
				{
				case 'w':
					wflag=1;
					break;
				default:
			     		fprintf(stderr,
					"unknown flag -%c\n",*cptr);
					break;
				}
			}
		}
	}

/* process getpar parameters */
xargc = argc;
xargv = argv;

if(getpar_("out","s",string))
	{
	sscanf(string,"%s",filename);
	if((temp=fopen(filename,"w")) == NULL)
		fprintf(stderr,"texexpand: Cannot open output file %s\n",filename);
	else
		out_file = temp;
	}


/* first process pipe input */
if(piped_in)
	{
	if (wflag != 1)
		{
/* need to buffer; can's seek in pipes */
/* make a temporary and volatile file in /tmp */
		strcpy(scratch_file,"/tmp/texXXXXXX");
		mktemp(scratch_file);
		scr=fopen(scratch_file,"w");
		scrbuf(stdin,scr);
		fclose(scr);
		scr=fopen(scratch_file,"r");
		unlink(scratch_file);
		fprintf(stderr,"Checking matching...\n");
		TeXMatch(scr);
		fseek(scr,0,0);
		TeXExpand(scr,big,MAXLEN);
		fprintf(stderr,"Checking matching done\n\n");
		fclose(scr);
		}
	else
		TeXExpand(stdin,big,MAXLEN);

	fprintf(stdout,"%s\n",big);
	}

/* next process in=inputfiles */
if(getpar_("in","s",string))
	{
	sscanf(string,"%s",filename);
	if((temp=fopen(filename,"r")) != NULL)
		{
		if (wflag != 1)
			{
			fprintf(stderr,"Checking matching...\n");
			fprintf(stderr,"%s:\n",cptr);
			TeXMatch(temp);
			fprintf(stderr,"\n");
			fseek(temp,0,0);
			}
		TeXExpand(temp,big,MAXLEN);
		if (wflag != 1)
			fprintf(stderr,"Checking matching done\n\n");
		fprintf(stdout,"%s",big);
		fclose(temp);
		}
		else
			fprintf(stderr,"texexpand: Cannot open %s\n",filename);
	}

/* then process input line for arguments and assume they are input files */
for (xargc--,xargv++; xargc; xargc--,xargv++)
	{
	cptr = *xargv; 
	if( *cptr=='-' ) continue;	/* this is a flag */
	while (*cptr)
		{
		if (*cptr == '=')  break; /* this is for getpar */
		cptr++;
		}       
	if (*cptr)  continue;
	cptr = *xargv;
	if((temp=fopen(cptr,"r")) != NULL)
		{
		if (wflag != 1)
			{
			fprintf(stderr,"Checking matching...\n");
			fprintf(stderr,"%s:\n",cptr);
			TeXMatch(temp);
			fprintf(stderr,"\n");
			fseek(temp,0,0);
			}
		TeXExpand(temp,big,MAXLEN);
		if (wflag != 1)
			fprintf(stderr,"Checking matching done\n\n");
		fprintf(stdout,"%s",big);
		fclose(temp);
		}
	else
		fprintf(stderr,"texexpand: Cannot open %s\n",cptr);
	}

}