1 files changed, 31 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_logging.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_logging.c
new file mode 100644
index 000000000..6070ad219
--- /dev/null
+++ b/mdk-stage1/dietlibc/libpthread/pthread_sys_logging.c
@@ -0,0 +1,31 @@
+#include <unistd.h>
+#include <stdarg.h>
+
+#include <pthread.h>
+#include "thread_internal.h"
+
+static pthread_mutex_t mutex_syslog = PTHREAD_MUTEX_INITIALIZER;
+
+void closelog(void)
+{
+  pthread_cleanup_push((void(*)(void*))pthread_mutex_unlock,&mutex_syslog);
+  pthread_mutex_lock(&mutex_syslog);
+  __libc_closelog();
+  pthread_cleanup_pop(1);
+}
+
+void openlog(const char *ident, int option, int facility)
+{
+  pthread_cleanup_push((void(*)(void*))pthread_mutex_unlock,&mutex_syslog);
+  pthread_mutex_lock(&mutex_syslog);
+  __libc_openlog(ident, option, facility);
+  pthread_cleanup_pop(1);
+}
+
+void vsyslog(int priority, const char *format, va_list arg_ptr)
+{
+  pthread_cleanup_push((void(*)(void*))pthread_mutex_unlock,&mutex_syslog);
+  pthread_mutex_lock(&mutex_syslog);
+  __libc_vsyslog(priority, format, arg_ptr);
+  pthread_cleanup_pop(1);
+}