X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=src%2Flog.c;h=4dc53f78124b08c621abd33f8123b31fa7e77309;hb=f3ca90e517a9ae54e831e5a5b91fcc2afb9df5bf;hp=02cadd200d7bc6dd8f5460f19435d11af16c4d67;hpb=62bffb28964ae13d193414f747a25703a2583f77;p=tlsproxy%2Ftlsproxy.git

diff --git a/src/log.c b/src/log.c
index 02cadd2..4dc53f7 100644
--- a/src/log.c
+++ b/src/log.c
@@ -35,7 +35,7 @@ void log_message(int level, const char *file, int line, const char *format, ...)
     switch (level) {
         case LOG_ERROR_LEVEL:   level_string = "ERROR"; break;
         case LOG_WARNING_LEVEL: level_string = "WARN "; break;
-        case LOG_DEBUG_LEVEL:   level_string = "DEBUG"; break;
+        case LOG_DEBUG1_LEVEL:  level_string = "DEBUG"; break;
         default:                level_string = "UNKNOWN";
     }
 
@@ -45,8 +45,10 @@ void log_message(int level, const char *file, int line, const char *format, ...)
     (void)line;
 #endif
 
-    va_start(ap, format);
-    fprintf(stdout,
+    /* Prevent another thread from interrupting the two printfs(). */
+    flockfile(stderr);
+
+    fprintf(stderr,
 #ifdef DEBUG
             "%-12s:%-3d "
 #endif
@@ -55,7 +57,10 @@ void log_message(int level, const char *file, int line, const char *format, ...)
             file, line,
 #endif
             level_string, (int)pthread_self());
-    vfprintf(stdout, format, ap);
-    fprintf(stdout, "\n");
+    va_start(ap, format);
+    vfprintf(stderr, format, ap);
     va_end(ap);
+    fprintf(stderr, "\n");
+
+    funlockfile(stderr);
 }