102 lines
2.9 KiB
C
102 lines
2.9 KiB
C
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/* $NetBSD: util.c,v 1.1.1.1 1997/09/26 17:54:09 phil Exp $ */
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/*
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* Copyright 1997 Piermont Information Systems Inc.
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* All rights reserved.
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*
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* Written by Philip A. Nelson for Piermont Information Systems Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software develooped for the NetBSD Project by
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* Piermont Information Systems Inc.
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* 4. The name of Piermont Information Systems Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* util.c - utility routines. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include "defs.h"
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/* Error routine */
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void
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yyerror(const char *fmt, ...)
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{
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va_list args;
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va_start (args, fmt);
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printf ("%s:%d: ", src_name, line_no);
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vfprintf (stdout, fmt, args);
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printf ("\n");
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va_end (args);
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had_errors = TRUE;
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}
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/* Buffer routines */
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static char *mc_buff = NULL;
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static int mc_size = 0;
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static int mc_loc = 0;
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void buff_add_ch (char ch)
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{
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char *t;
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if (mc_loc >= mc_size-1) {
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if (mc_size == 0)
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mc_size = 80;
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else
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mc_size *= 2;
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t = (char *) malloc (mc_size);
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if (t == NULL) {
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(void) fprintf (stderr, "%s:%d: Malloc error\n",
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src_name, line_no);
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exit (1);
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}
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if (mc_buff != NULL) {
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strcpy (t, mc_buff);
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free (mc_buff);
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}
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mc_buff = t;
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}
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mc_buff[mc_loc++] = ch;
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mc_buff[mc_loc] = '\0';
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}
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/* get a copy of the string ! */
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char *
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buff_copy (void)
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{
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char *res = strdup (mc_buff);
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mc_loc = 0;
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mc_buff[0] = '\0';
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return res;
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}
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