From: Jianxin Xiong <jianxin.xiong@intel.com>
Date: Thu, 27 Sep 2012 16:49:05 +0000 (-0700)
Subject: Give error message when fail to open the lock file.
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=e04be33a8d12f6e8b8c0e17ecb6a75705986890c;p=~ardavis%2Fdapl.git

Give error message when fail to open the lock file.
---

diff --git a/dapl/svc/mpxyd.c b/dapl/svc/mpxyd.c
index ee966bb..172af1a 100644
--- a/dapl/svc/mpxyd.c
+++ b/dapl/svc/mpxyd.c
@@ -539,10 +539,13 @@ static int mpxy_open_lock_file(void)
 	char pid[16];
 
 	lock_fd = open(lock_file, O_RDWR | O_CREAT | O_EXCL, 0640);
-	if (lock_fd < 0)
+	if (lock_fd < 0) {
+		perror(lock_file);
 		return lock_fd;
+	}
 
 	if (lockf(lock_fd, F_TLOCK, 0)) {
+		perror(lock_file);
 		close(lock_fd);
 		return -1;
 	}