From 98c7635fb5edcbd60c9a9a366853eb75fec68828 Mon Sep 17 00:00:00 2001
From: Christian Kruse <cjk@defunct.ch>
Date: Tue, 4 Mar 2014 17:58:36 +0100
Subject: [PATCH] fixing more compiler warnings

---
 repmgrd.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/repmgrd.c b/repmgrd.c
index 49fce10d..88a883ff 100644
--- a/repmgrd.c
+++ b/repmgrd.c
@@ -1366,6 +1366,7 @@ do_daemonize()
 {
 	char *ptr, path[MAXLEN];
 	pid_t pid = fork();
+	int ret;
 
 	switch (pid)
 	{
@@ -1414,7 +1415,12 @@ do_daemonize()
 			*path = '/';
 		}
 
-		chdir(path);
+		ret = chdir(path);
+		if (ret != 0)
+		{
+			log_err("Error changing directory to '%s': %s", path,
+					strerror(errno));
+		}
 
 		break;
 
@@ -1430,6 +1436,7 @@ check_and_create_pid_file(const char *pid_file)
 	FILE *fd;
 	char buff[MAXLEN];
 	pid_t pid;
+	size_t nread;
 
 	if (stat(pid_file, &st) != -1)
 	{
@@ -1443,7 +1450,14 @@ check_and_create_pid_file(const char *pid_file)
 			exit(ERR_BAD_CONFIG);
 		}
 
-		fread(buff, MAXLEN - 1, 1, fd);
+		nread = fread(buff, MAXLEN - 1, 1, fd);
+
+		if (nread == 0 && ferror(fd))
+		{
+			log_err("Error reading PID file '%s', giving up...\n", pid_file);
+			exit(ERR_BAD_CONFIG);
+		}
+
 		fclose(fd);
 
 		pid = atoi(buff);