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- /*
- * msg.c - routines for error messages
- */
-
- /*
- * Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993 the Free Software Foundation, Inc.
- *
- * This file is part of GAWK, the GNU implementation of the
- * AWK Progamming Language.
- *
- * GAWK is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * GAWK is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GAWK; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
- #include "awk.h"
-
- int sourceline = 0;
- char *source = NULL;
-
- /* VARARGS2 */
- void
- err(s, emsg, argp)
- const char *s;
- const char *emsg;
- va_list argp;
- {
- char *file;
-
- (void) fflush(stdout);
- (void) fprintf(stderr, "%s: ", myname);
- if (sourceline) {
- if (source)
- (void) fprintf(stderr, "%s:", source);
- else
- (void) fprintf(stderr, "cmd. line:");
-
- (void) fprintf(stderr, "%d: ", sourceline);
- }
- if (FNR) {
- file = FILENAME_node->var_value->stptr;
- (void) putc('(', stderr);
- if (file)
- (void) fprintf(stderr, "FILENAME=%s ", file);
- (void) fprintf(stderr, "FNR=%ld) ", FNR);
- }
- (void) fprintf(stderr, s);
- vfprintf(stderr, emsg, argp);
- (void) fprintf(stderr, "\n");
- (void) fflush(stderr);
- }
-
- /*VARARGS0*/
- void
- msg(va_alist)
- va_dcl
- {
- va_list args;
- char *mesg;
-
- va_start(args);
- mesg = va_arg(args, char *);
- err("", mesg, args);
- va_end(args);
- }
-
- /*VARARGS0*/
- void
- warning(va_alist)
- va_dcl
- {
- va_list args;
- char *mesg;
-
- va_start(args);
- mesg = va_arg(args, char *);
- err("warning: ", mesg, args);
- va_end(args);
- }
-
- /*VARARGS0*/
- void
- fatal(va_alist)
- va_dcl
- {
- va_list args;
- char *mesg;
-
- va_start(args);
- mesg = va_arg(args, char *);
- err("fatal: ", mesg, args);
- va_end(args);
- #ifdef DEBUG
- abort();
- #endif
- exit(2);
- }
-