From: Donald Sharp <sharpd@cumulusnetworks.com>
Date: Sat, 22 Sep 2018 18:18:52 +0000 (-0400)
Subject: lib: When we can't lock the pid file provide a meaningfull message
X-Git-Tag: frr-7.1-dev~334^2
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=refs%2Fpull%2F3073%2Fhead;p=mirror%2Ffrr.git

lib: When we can't lock the pid file provide a meaningfull message

Give a hint to the end user that the daemon may already be running.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
---

diff --git a/lib/pid_output.c b/lib/pid_output.c
index b0643c4fe2..f5f7b1d171 100644
--- a/lib/pid_output.c
+++ b/lib/pid_output.c
@@ -60,7 +60,7 @@ pid_t pid_output(const char *path)
 
 		if (fcntl(fd, F_SETLK, &lock) < 0) {
 			flog_err_sys(EC_LIB_SYSTEM_CALL,
-				     "Could not lock pid_file %s (%s), exiting",
+				     "Could not lock pid_file %s (%s), exiting.  Please ensure that the daemon is not already running",
 				     path, safe_strerror(errno));
 			exit(1);
 		}