log/log_init.c

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00001 // Copyright 2006 Benedikt Böhm <hollow@gentoo.org>
00002 //
00003 // This program is free software; you can redistribute it and/or modify
00004 // it under the terms of the GNU General Public License as published by
00005 // the Free Software Foundation; either version 2 of the License, or
00006 // (at your option) any later version.
00007 //
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the
00015 // Free Software Foundation, Inc.,
00016 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00017 
00018 #include <unistd.h>
00019 #include <stdlib.h>
00020 #include <syslog.h>
00021 #include <sys/stat.h>
00022 
00023 #include "log.h"
00024 #include "str.h"
00025 
00026 log_options_t *_log_options = NULL;
00027 
00028 void log_init(log_options_t *options)
00029 {
00030         struct stat sb;
00031         
00032         if (options->file && (options->fd < 0 || fstat(options->fd, &sb) == -1))
00033                 options->file = false;
00034         
00035         if (options->stderr && fstat(STDERR_FILENO, &sb) == -1)
00036                 options->stderr = false;
00037         
00038         if (options->mask == 0)
00039                 options->mask = LOG_UPTO(LOG_INFO);
00040         
00041         if (!options->ident || str_len(options->ident) < 1)
00042                 options->ident = "(none)";
00043         
00044         options->flags &= ~LOG_PERROR;
00045         
00046         if (options->syslog) {
00047                 openlog(options->ident, options->flags, options->facility);
00048                 setlogmask(options->mask);
00049         }
00050         
00051         _log_options = (log_options_t *)malloc(sizeof(log_options_t));
00052         
00053         str_cpyn(_log_options, options, sizeof(log_options_t));
00054 }

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