91 lines
2.0 KiB
C
91 lines
2.0 KiB
C
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/* $Id: log.c,v 1.1.1.1 2000-02-16 17:32:22 sdyoung Exp $
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*
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* Logs the various messages which tinyproxy produces to either a log file or
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* the syslog daemon. Not much to it...
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*
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* Copyright (C) 1998 Steven Young
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* Copyright (C) 1999 Robert James Kaes (rjkaes@flarenet.com)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* log.c - For the manipulation of log files.
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*/
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#ifdef HAVE_CONFIG_H
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#include <defines.h>
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#endif
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#include <stdio.h>
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#include <stdarg.h>
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#include <time.h>
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#include <syslog.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <assert.h>
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#include "tinyproxy.h"
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#include "log.h"
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#define LENGTH 16
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/*
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* This routine logs messages to either the log file or the syslog function.
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*/
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void log(char *fmt, ...)
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{
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va_list args;
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time_t nowtime;
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FILE *cf;
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#if defined(HAVE_SYSLOG_H) && !defined(HAVE_VSYSLOG_H)
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static char str[800];
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#endif
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static char time_string[LENGTH];
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assert(fmt);
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va_start(args, fmt);
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#ifdef HAVE_SYSLOG_H
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if (config.syslog == FALSE) {
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#endif
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nowtime = time(NULL);
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/* Format is month day hour:minute:second (24 time) */
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strftime(time_string, LENGTH, "%b %d %H:%M:%S",
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localtime(&nowtime));
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if (!(cf = config.logf))
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cf = stderr;
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fprintf(cf, "%s [%d]: ", time_string, getpid());
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vfprintf(cf, fmt, args);
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fprintf(cf, "\n");
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fflush(cf);
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#ifdef HAVE_SYSLOG_H
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} else {
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# ifdef HAVE_VSYSLOG_H
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vsyslog(LOG_INFO, fmt, args);
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# else
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# ifdef HAVE_VSNPRINTF
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vsnprintf(str, 800, fmt, args);
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# else
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# ifdef HAVE_VPRINTF
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vsprintf(str, fmt, args);
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# endif
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# endif
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syslog(LOG_INFO, str);
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# endif
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}
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#endif
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va_end(args);
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}
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