From 207869dbf44f23fd3b1576e248851b88d333a6fa Mon Sep 17 00:00:00 2001
From: Kai Blin <kai@samba.org>
Date: Sun, 21 Mar 2010 12:44:31 +0100
Subject: build: Check for kernel change notify support

---
 source3/wscript | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'source3/wscript')

diff --git a/source3/wscript b/source3/wscript
index 23863675c0..f0d85326c6 100644
--- a/source3/wscript
+++ b/source3/wscript
@@ -45,6 +45,19 @@ def configure(conf):
     if "HAVE_LINUX_INOTIFY_H" in conf.env and "HAVE_INOTIFY_INIT" in conf.env:
         conf.DEFINE('HAVE_INOTIFY', 1)
 
+    # Check for kernel change notify support
+    conf.CHECK_CODE('''
+#include <sys/types.h>
+#include <fcntl.h>
+#include <signal.h>
+#ifndef F_NOTIFY
+#define F_NOTIFY 1026
+#endif
+main() {
+        exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
+}''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
+        msg="Checking for kernel change notify support")
+
     # Look for CUPS
     conf.find_program('cups-config', var='CUPS_CONFIG')
     if conf.env.CUPS_CONFIG:
-- 
cgit