From 162b0b292322cd773bfdbfa9f6036e1b2c234335 Mon Sep 17 00:00:00 2001
From: prascle <prascle>
Date: Fri, 9 Dec 2005 18:26:01 +0000
Subject: [PATCH] PR: check return on sem_wait: interruptible by signal

---
 src/SALOMELocalTrace/LocalTraceBufferPool.cxx | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/SALOMELocalTrace/LocalTraceBufferPool.cxx b/src/SALOMELocalTrace/LocalTraceBufferPool.cxx
index 4523a897d..c7d321ec6 100644
--- a/src/SALOMELocalTrace/LocalTraceBufferPool.cxx
+++ b/src/SALOMELocalTrace/LocalTraceBufferPool.cxx
@@ -169,7 +169,12 @@ int LocalTraceBufferPool::insert(int traceType, const char* msg)
 
   // wait until there is a free buffer in the pool
 
-  int ret = sem_wait(&_freeBufferSemaphore);
+  int ret = -1;
+  while (ret)
+    {
+      ret = sem_wait(&_freeBufferSemaphore);
+      if (ret) perror(" LocalTraceBufferPool::insert, sem_wait");
+    }
 
   // get the next free buffer available (mutex protected) 
 
@@ -209,7 +214,12 @@ int LocalTraceBufferPool::retrieve(LocalTrace_TraceInfo& aTrace)
 
   // wait until there is a buffer in the pool, with a message to print
 
-  int ret = sem_wait(&_fullBufferSemaphore);
+  int ret = -1;
+  while (ret)
+    {
+      ret = sem_wait(&_fullBufferSemaphore);
+      if (ret) perror(" LocalTraceBufferPool::retrieve, sem_wait");
+    }
 
   // get the next buffer to print
 
-- 
2.39.2