forked from Green-Sky/tomato
Green Sky
227425b90e
git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 67badf69416a74e74f6d7eb51dd96f37282b8455
67 lines
1.2 KiB
C
67 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-3.0-or-later
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* Copyright © 2016-2018 The TokTok team.
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* Copyright © 2015-2016 Tox project.
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*/
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/*
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* Tox DHT bootstrap daemon.
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* Syslog logging backend.
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*/
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#include "log_backend_syslog.h"
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#include "global.h"
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#include "../../../toxcore/ccompat.h"
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <syslog.h>
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void log_backend_syslog_open(void)
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{
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openlog(DAEMON_NAME, LOG_NOWAIT | LOG_PID, LOG_DAEMON);
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}
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void log_backend_syslog_close(void)
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{
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closelog();
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}
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static int log_backend_syslog_level(LOG_LEVEL level)
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{
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switch (level) {
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case LOG_LEVEL_INFO:
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return LOG_INFO;
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case LOG_LEVEL_WARNING:
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return LOG_WARNING;
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case LOG_LEVEL_ERROR:
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return LOG_ERR;
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}
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return LOG_INFO;
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}
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void log_backend_syslog_write(LOG_LEVEL level, const char *format, va_list args)
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{
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va_list args2;
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va_copy(args2, args);
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int size = vsnprintf(nullptr, 0, format, args2);
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va_end(args2);
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assert(size >= 0);
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if (size < 0) {
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return;
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}
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char *buf = (char *)malloc(size + 1);
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vsnprintf(buf, size + 1, format, args);
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syslog(log_backend_syslog_level(level), "%s", buf);
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free(buf);
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}
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