X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fverbose.c;h=e96627edebe718d9f23f2d7264b799d82abd1e4b;hb=ac7a95223a6314cca6250495ea59c3cf7e46e89e;hp=b8751069ee3e683d1d194934049aef6937738789;hpb=b355a2a65511c32aaaddf289d70395f872bd4b26;p=src%2Fapp-framework-binder.git

diff --git a/src/verbose.c b/src/verbose.c
index b8751069..e96627ed 100644
--- a/src/verbose.c
+++ b/src/verbose.c
@@ -85,6 +85,7 @@ void verbose_set_name(const char *name, int authority)
 #include <errno.h>
 #include <string.h>
 #include <sys/uio.h>
+#include <pthread.h>
 
 static const char *appname;
 
@@ -105,6 +106,8 @@ static int tty;
 
 static const char chars[] = { '\n', '?', ':', ' ', '[', ',', ']' };
 
+static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
+
 static void _vverbose_(int loglevel, const char *file, int line, const char *function, const char *fmt, va_list args)
 {
 	char buffer[4000];
@@ -126,6 +129,7 @@ static void _vverbose_(int loglevel, const char *file, int line, const char *fun
 	n = 2;
 	if (fmt) {
 		iov[n].iov_base = buffer;
+		errno = saverr;
 		rc = vsnprintf(buffer, sizeof buffer, fmt, args);
 		if (rc < 0)
 			rc = 0;
@@ -168,7 +172,9 @@ static void _vverbose_(int loglevel, const char *file, int line, const char *fun
 	iov[n].iov_base = (void*)&chars[0];
 	iov[n++].iov_len = 1;
 
+	pthread_mutex_lock(&mutex);
 	writev(STDERR_FILENO, iov, n);
+	pthread_mutex_unlock(&mutex);
 
 	errno = saverr;
 }