From: Martin Mares <mj@ucw.cz>
Date: Mon, 13 Apr 2009 12:31:59 +0000 (+0200)
Subject: O_CLOEXEC is not always available on Linux, too
X-Git-Tag: holmes-import~23
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=066065620026b8a99e77fc82a6009fd2adea86d7;p=libucw.git

O_CLOEXEC is not always available on Linux, too
---

diff --git a/ucw/mainloop.c b/ucw/mainloop.c
index 2172e823..d6d9c367 100644
--- a/ucw/mainloop.c
+++ b/ucw/mainloop.c
@@ -35,9 +35,9 @@ static struct pollfd *main_poll_table;
 static uns main_sigchld_set_up;
 static volatile sig_atomic_t chld_received = 0;
 
-#ifdef CONFIG_LINUX
-// On Linux, O_CLOEXEC flag is available and we can get around the race
-// condition of poll().
+#ifdef O_CLOEXEC
+// On recent Linux systems, O_CLOEXEC flag is available and we can get around
+// the race condition of poll().
 #define USE_SELF_PIPE
 static int sig_pipe_recv, sig_pipe_send;
 #endif