kopia lustrzana https://github.com/FreeSpacenav/spacenavd
56 wiersze
1.4 KiB
C
56 wiersze
1.4 KiB
C
/*
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spacenavd - a free software replacement driver for 6dof space-mice.
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Copyright (C) 2007-2021 John Tsiombikas <nuclear@member.fsf.org>
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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 <stdio.h>
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#include <stdarg.h>
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#include <syslog.h>
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#include "logger.h"
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static FILE *logfile;
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static int use_syslog;
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int start_logfile(const char *fname)
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{
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if(!(logfile = fopen(fname, "w"))) {
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fprintf(stderr, "failed to open log file: %s\n", fname);
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return -1;
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}
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setvbuf(logfile, 0, _IONBF, 0);
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return fileno(logfile);
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}
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int start_syslog(const char *id)
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{
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openlog(id, LOG_NDELAY, LOG_DAEMON);
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use_syslog = 1;
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return 0;
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}
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void logmsg(int prio, const char *fmt, ...)
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{
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va_list ap;
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if(use_syslog) {
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va_start(ap, fmt);
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vsyslog(prio, fmt, ap);
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va_end(ap);
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}
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va_start(ap, fmt);
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vfprintf(logfile ? logfile : stdout, fmt, ap);
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va_end(ap);
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}
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