From df31b88187bc1e262abbeddc63c6cde6331bf07a Mon Sep 17 00:00:00 2001
From: Frank LENORMAND <lenormf@gmail.com>
Date: Thu, 10 Dec 2015 11:00:10 +0300
Subject: Fix "unused result" warnings for several system calls.

---
 src/shell_manager.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/shell_manager.cc')

diff --git a/src/shell_manager.cc b/src/shell_manager.cc
index 2d98298e..d8ae6d78 100644
--- a/src/shell_manager.cc
+++ b/src/shell_manager.cc
@@ -29,7 +29,10 @@ namespace
 
 struct Pipe
 {
-    Pipe() { ::pipe(m_fd); }
+    Pipe() {
+        if (::pipe(m_fd) < 0)
+            throw runtime_error(format("unable to create pipe (fds: {}/{}; errno: {})", m_fd[0], m_fd[1], ::strerror(errno)));
+    }
     ~Pipe() { close_read_fd(); close_write_fd(); }
 
     int read_fd() const { return m_fd[0]; }
-- 
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