Fix JackPosixSemaphore::TimedWait : same behavior as JackPosixSemaphore::Wait regarding EINTR.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@4023 0c269be4-1314-0410-8aa9-9f06e86f4224

ChangeLog

@@ -30,6 +30,10 @@ Arnold Krille
   Jackdmp changes log
 ---------------------------
 
+2010-06-13 Stephane Letz  <letz@grame.fr>
+
+	* Fix JackPosixSemaphore::TimedWait : same behavior as JackPosixSemaphore::Wait regarding EINTR.
+
 2010-05-31 Stephane Letz  <letz@grame.fr>
 
 	* Fix from Fernando Lopez-Lezcano for compilation on fc13.

posix/JackPosixSemaphore.cpp

@@ -118,10 +118,12 @@ bool JackPosixSemaphore::TimedWait(long usec)
     time.tv_sec += tv_usec / 1000000;
     time.tv_nsec = (tv_usec % 1000000) * 1000;
 
-    if ((res = sem_timedwait(fSemaphore, &time)) != 0) {
+    while ((res = sem_timedwait(fSemaphore, &time)) < 0) {
         jack_error("JackPosixSemaphore::TimedWait err = %s", strerror(errno));
         jack_log("now %ld %ld ", now.tv_sec, now.tv_usec);
         jack_log("next %ld %ld ", time.tv_sec, time.tv_nsec/1000);
+        if (errno != EINTR)
+            break;
     }
     return (res == 0);
 }