130 lines
2.4 KiB
C
130 lines
2.4 KiB
C
/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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/* $Header$ */
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#include <varargs.h>
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#include <system.h>
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#include "private.h"
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#include "../lpass1/l_class.h"
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#include "class.h"
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#include "inpdef.h"
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#define MSGOUT STDERR /* file descr. on which to write the messages */
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#define ERROUT STDERR /* file descr. on which to write the panics */
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extern int LineNr;
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PRIVATE rep_loc();
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/* VARARGS */
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report(va_alist)
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va_dcl
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{
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va_list ap;
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va_start(ap);
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{
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char *fmt = va_arg(ap, char*);
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register char *f = fmt;
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register char fc;
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/* First see if the first arg is an inpdef with
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a global file name not ending in .c; if so,
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skip this message.
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*/
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if (f[0] == '%' && f[1] == 'L') {
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/* it is an inpdef */
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register struct inpdef *id =
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va_arg(ap, struct inpdef *);
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register char *fn = id->id_file;
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f += 2;
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if ( /* the file name global */
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fn[0] == '/'
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&& /* it is not a .c file */
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strcmp(&fn[strlen(fn)-2], ".c") != 0
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) {
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/* we skip this message */
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return;
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}
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/* otherwise, we have used up the argument,
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so print it here
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*/
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fprint(MSGOUT, "\"%s\", line %d",
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fn, id->id_line);
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}
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while ((fc = *f++)) {
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if (fc == '%') {
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switch (*f++) {
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register struct inpdef *id;
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register char *s;
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register int i;
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case 'L': /* a location item */
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id = va_arg(ap, struct inpdef *);
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rep_loc(id);
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break;
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case 's': /* a string item */
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s = va_arg(ap, char *);
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fprint(MSGOUT, "%s", s);
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break;
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case 'd': /* an int item */
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i = va_arg(ap, int);
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fprint(MSGOUT, "%d", i);
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break;
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default:
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panic("internal error: bad format %s",
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fmt);
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break;
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}
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}
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else {
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fprint(MSGOUT, "%c", fc);
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}
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}
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fprint(MSGOUT, "\n");
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}
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va_end(ap);
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}
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PRIVATE
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rep_loc(id)
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struct inpdef *id;
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{
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/* a definition can come from a number of places */
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if (!id) {
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fprint(MSGOUT, "format");
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}
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else
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if (is_class(id, CL_LIB)) {
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fprint(MSGOUT, "library");
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}
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else {
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fprint(MSGOUT, "\"%s\", line %d",
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id->id_file, id->id_line);
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}
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}
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/* VARARGS */
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panic(va_alist) /* fmt, args */
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va_dcl
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{
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va_list ap;
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va_start(ap);
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{
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char *fmt = va_arg(ap, char *);
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fprint(ERROUT, "PANIC, lint, pass2: line %d: ", LineNr);
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doprnt(ERROUT, fmt, ap);
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fprint(ERROUT, "\n");
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}
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va_end(ap);
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exit(1);
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}
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