From d5648b511c9ac364de13abea65a5201c5121c35f Mon Sep 17 00:00:00 2001
From: Wilhelm Schuermann <wimschuermann@googlemail.com>
Date: Fri, 3 Oct 2014 16:49:38 +0200
Subject: [PATCH] Util

- Added includes to make FreeBSD happy.
- Added more error handling.
---
 src/util.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/util.cpp b/src/util.cpp
index e589115f8..19ead8fa5 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -48,6 +48,8 @@
 #include <string.h>
 #include <pwd.h>
 #include <errno.h>
+#include <signal.h>
+#include <sys/select.h>
 
 #include <Date.h>
 #include <text.h>
@@ -277,7 +279,10 @@ int execute (
   int written;
   const char * input_cstr = input.c_str ();
 
-  signal(SIGPIPE, SIG_IGN); // Handled locally with EPIPE.
+  if (signal (SIGPIPE, SIG_IGN) == SIG_ERR) // Handled locally with EPIPE.
+  {
+    throw std::string (std::strerror (errno));
+  }
 
   if (pipe (pin) == -1)
     throw std::string (std::strerror (errno));