78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
/*
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SIA-HS Alarm Monitoring Service
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Copyright (C) Wilco Baan Hofman <wilco@baanhofman.nl> 2012
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This program 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 3 of the License, or
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(at your option) any later version.
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This program 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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STATUS debug(int loglevel, const char *location, const char *function, ...)
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{
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va_list ap;
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static char timebuf[100]; /* Static because this should not be reallocated
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in case of out of memory errors */
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time_t rawtime;
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struct tm *timeinfo;
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size_t s;
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FILE *logfile;
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const configuration *conf = get_conf();
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if (loglevel > conf->log_level) {
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return ST_OK;
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}
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logfile = fopen(conf->log_file, "a");
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if (logfile == NULL) {
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if (conf->foreground) {
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fprintf(stderr, "Error opening log file: %s\n", strerror(errno));
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}
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return ST_GENERAL_FAILURE;
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}
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time(&rawtime);
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timeinfo = localtime(&rawtime);
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s = strftime(timebuf, sizeof(timebuf), "%c", timeinfo);
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if (s == 0) {
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const char *text = "Failed to get proper strftime formatted date\n";
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if (conf->foreground) {
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fprintf(stderr, text);
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}
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fprintf(logfile, text);
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return ST_GENERAL_FAILURE;
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}
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fprintf(logfile, "%s: %s(%d): Log level %d, at %s in function %s():\n",
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timebuf, get_process_name(), getpid(), loglevel, location, function);
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if (conf->foreground)
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fprintf(stderr, "%s: %s(%d): Log level %d, at %s in function %s():\n",
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timebuf, get_process_name(), getpid(), loglevel, location, function);
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va_start(ap, function);
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vfprintf(logfile, va_arg(ap, char *), ap);
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va_end(ap);
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fputc('\n', logfile);
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if (conf->foreground) {
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va_start(ap, function);
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vfprintf(stderr, va_arg(ap, char *), ap);
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va_end(ap);
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fputc('\n', stderr);
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}
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fclose(logfile);
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return ST_OK;
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}
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