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/* -*- c-*- */
/*
GlossTeX, a tool for the automatic preparation of glossaries.
Copyright (C) 1997 Volkan Yavuz
This program 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
of the License, or (at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
Volkan Yavuz, yavuzv@rumms.uni-mannheim.de
*/
/* $Id: error.c,v 1.16 1997/12/24 18:09:18 volkan Exp $ */
#include "glosstex.h"
#include "error.h"
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#define BUFSIZE 4096
void
error (const char *fmt,...)
{
char buf[BUFSIZE];
int errno_save = errno;
va_list ap;
va_start (ap, fmt);
sprintf (buf, "\n%s: ", progname);
(void) vsprintf (buf + strlen (buf), fmt, ap);
#if _HAVE_STRERROR_
sprintf (buf + strlen (buf), ": %s\n", strerror (errno_save));
#else
sprintf (buf + strlen (buf), ": %s\n", sys_errlist[errno_save]);
#endif
(void) fflush (stdout);
(void) fputs (buf, stderr);
#if _HAVE_ANSI_C_FFLUSH_
(void) fflush (0); /* flush all streams */
#else
(void) fflush (stdout);
(void) fflush (stderr);
#endif
va_end (ap);
}
void
printlog (enum e_loglevel level, int output_to, const char *fmt,...)
{
va_list ap;
va_start (ap, fmt);
if ((level <= loglevel) && (output_to & STDOUT))
(void) vfprintf (stdout, fmt, ap);
if ((level <= loglevel + 1) && (output_to & LOGFILE))
(void) vfprintf (logfile, fmt, ap);
}
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