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