1 files changed, 17 insertions, 10 deletions
diff --git a/utils.c b/utils.c
index b0f36fa..62f09fa 100644
--- a/utils.c
+++ b/utils.c
@@ -18,26 +18,33 @@
 #include "utils.h"
 
 #include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
+#include <syslog.h>
 #include <threads.h>
 #include <time.h>
 
 static once_flag g_once_flag = ONCE_FLAG_INIT;
-static mtx_t g_log_mutex;
 
-static void InitLogMutex() {
-  if (mtx_init(&g_log_mutex, mtx_plain) != thrd_success) abort();
+static void InitLogging() { openlog(NULL, LOG_PERROR, LOG_USER); }
+
+static int LogLevelToPriority(enum LogLevel log_level) {
+  switch (log_level) {
+    case kLogLevelDebug:
+      return LOG_DEBUG;
+    case kLogLevelInfo:
+      return LOG_INFO;
+    case kLogLevelWarning:
+      return LOG_WARNING;
+    case kLogLevelError:
+      return LOG_ERR;
+  }
 }
 
-void LogImpl(const char* fmt, ...) {
-  call_once(&g_once_flag, InitLogMutex);
-  int status = mtx_lock(&g_log_mutex);
+void LogImpl(enum LogLevel log_level, const char* fmt, ...) {
+  call_once(&g_once_flag, InitLogging);
   va_list args;
   va_start(args, fmt);
-  vfprintf(stderr, fmt, args);
+  vsyslog(LogLevelToPriority(log_level), fmt, args);
   va_end(args);
-  if (status == thrd_success) mtx_unlock(&g_log_mutex);
 }
 
 unsigned long long MillisNow(void) {