71 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			71 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef lint
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| static char rcsid[] = "$Header$";
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| #endif
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| 
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| #include <stdio.h>
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| #include <signal.h>
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| #include "out.h"
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| #include "const.h"
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| 
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| static short	nerrors = 0;
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| 
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| static
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| stop()
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| {
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| 	extern char	*outputname;
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| 
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| 	if (nerrors)
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| 		unlink(outputname);
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| 
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| 	exit(nerrors);
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| }
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| 
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| trap_signals()
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| {
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| 	static int	trap_them[] = { SIGHUP, SIGINT, SIGQUIT, SIGTERM, 0 };
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| 	register int	*ip;
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| 
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| 	for (ip = trap_them; *ip; ip++)
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| 		if (signal(*ip, stop) == SIG_IGN)
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| 			signal(*ip, SIG_IGN);	/* Oops, reset. */
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| }
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| 
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| /* VARARGS1 */
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| fatal(format, a1, a2, a3, a4)
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| 	char	*format;
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| {
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| 	nerrors++;
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| 	diag("fatal", format, a1, a2, a3, a4);
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| 	stop();
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| }
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| 
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| /* VARARGS1 */
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| warning(format, a1, a2, a3, a4)
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| 	char	*format;
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| {
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| 	diag("warning", format, a1, a2, a3, a4);
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| }
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| 
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| /* VARARGS1 */
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| error(format, a1, a2, a3, a4)
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| 	char	*format;
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| {
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| 	nerrors++;
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| 	diag("error", format, a1, a2, a3, a4);
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| }
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| 
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| static
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| diag(tail, format, a1, a2, a3, a4)
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| 	char	*tail;
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| 	char	*format;
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| {
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| 	extern char	*progname, *archname, *modulname; 
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| 
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| 	fprintf(stderr, "%s: ", progname);
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| 	if (archname)
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| 		fprintf(stderr, "%s: ", archname);
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| 	if (modulname)
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| 		fprintf(stderr, "%s: ", modulname);
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| 	fprintf(stderr, format, a1, a2, a3, a4);
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| 	fprintf(stderr, " (%s)\n", tail);
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| }
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