applog: remove useless mutex

compat.h

@@ -4,8 +4,9 @@
 #ifdef WIN32
 
 #include <windows.h>
+#include <time.h>
 
-extern int opt_priority;
+#define localtime_r(src, dst) localtime_s(dst, src)
 
 static __inline void sleep(int secs)
 {
@@ -16,6 +17,8 @@ enum {
 	PRIO_PROCESS = 0,
 };
 
+extern int opt_priority;
+
 static __inline int setpriority(int which, int who, int prio)
 {
 	switch (opt_priority) {

util.cpp

@@ -105,13 +105,10 @@ void applog(int prio, const char *fmt, ...)
 		const char* color = "";
 		char *f;
 		int len;
-		struct tm tm, *tm_p;
+		struct tm tm;
 		time_t now = time(NULL);
 
-		pthread_mutex_lock(&applog_lock);
-		tm_p = localtime(&now);
-		memcpy(&tm, tm_p, sizeof(tm));
-		pthread_mutex_unlock(&applog_lock);
+		localtime_r(&now, &tm);
 
 		switch (prio) {
 			case LOG_ERR:     color = CL_RED; break;