From: Aleš Křenek <ljocha@ics.muni.cz>
Date: Fri, 23 Mar 2007 09:45:31 +0000 (+0000)
Subject: more detailed debug info on locking
X-Git-Tag: merge_31_head_dst~3
X-Git-Url: http://scientific.zcu.cz/git/?a=commitdiff_plain;h=e72c53a63256b08dc1ae61110147e1a466034c55;p=jra1mw.git

more detailed debug info on locking
---

diff --git a/org.glite.lb.server/src/lock.c b/org.glite.lb.server/src/lock.c
index 27a8ec1..d9b95ac 100644
--- a/org.glite.lb.server/src/lock.c
+++ b/org.glite.lb.server/src/lock.c
@@ -39,12 +39,17 @@ int edg_wll_LockUnlockJob(const edg_wll_Context ctx,const edg_wlc_JobId job,int
 		
 	if ((n=edg_wll_JobSemaphore(ctx, job)) == -1) return edg_wll_Error(ctx,NULL,NULL);
 
-	if (debug) fprintf(stderr,"[%d] semop(%d,%d) \n",getpid(),n,lock);
+	if (debug) fprintf(stderr,"[%d] try semop(%d,%d) \n",getpid(),n,lock);
 
 	s.sem_num = n;
 	s.sem_op = lock;
 	s.sem_flg = SEM_UNDO;
 
-	if (semop(ctx->semset,&s,1)) return edg_wll_SetError(ctx,errno,"edg_wll_LockUnlockJob()");
+	if (semop(ctx->semset,&s,1)) { 
+		if (debug) fprintf(stderr,"[%d] failed semop(%d,%d) \n",getpid(),n,lock);
+		return edg_wll_SetError(ctx,errno,"edg_wll_LockUnlockJob()");
+	}
+
+	if (debug) fprintf(stderr,"[%d] got semop(%d,%d) \n",getpid(),n,lock);
 	return edg_wll_ResetError(ctx);
 }