[Semsdev] r1799 - trunk/core

[rco]

Author: rco
Date: 2010-04-16 11:09:09 +0200 (Fri, 16 Apr 2010)
New Revision: 1799

Modified:
   trunk/core/AmThread.h
Log:
- adds wrapper for pthread_cond_timedwait(). Thx to Robert Szokovacs for the 
original patch.


Modified: trunk/core/AmThread.h
===================================================================
--- trunk/core/AmThread.h       2010-04-16 09:07:03 UTC (rev 1798)
+++ trunk/core/AmThread.h       2010-04-16 09:09:09 UTC (rev 1799)
@@ -29,6 +29,9 @@
 #define _AmThread_h_
 
 #include <pthread.h>
+#include <sys/time.h>
+#include <time.h>
+#include <errno.h>
 
 #include <queue>
 
@@ -151,6 +154,29 @@
     }
     pthread_mutex_unlock(&m);
   }
+  
+  /** Waits for the condition to be true or a timeout. */
+  bool wait_for_to(unsigned long usec)
+  {
+    struct timeval now;
+    struct timespec timeout;
+    int retcode = 0;
+    bool ret = false;
+
+    gettimeofday(&now, NULL);
+    timeout.tv_sec = now.tv_sec;
+    timeout.tv_nsec = (now.tv_usec + usec) * 1000;
+
+    pthread_mutex_lock(&m);
+    while(!t && !retcode){
+      retcode = pthread_cond_timedwait(&cond,&m, &timeout);
+    }
+
+    if(t) ret = true;
+    pthread_mutex_unlock(&m);
+
+    return ret;
+  }
 };
 
 /**

_______________________________________________
Semsdev mailing list
Semsdev@lists.iptel.org
http://lists.iptel.org/mailman/listinfo/semsdev