From bd2695cc4732f307b47a9cb567a68f67a992fd8f Mon Sep 17 00:00:00 2001
From: Simo Sorce <ssorce@redhat.com>
Date: Thu, 28 Jul 2011 15:15:26 -0400
Subject: sss_client: avoid leaking file descriptors

If a pam or nss module is dlcolse()d and unloaded we were leaking
the file descriptor used to communicate to sssd in the process.

Make sure the fucntion used to close the socket file descriptor is
called on dlclose()

Silence autoconf 2.28 warnings (Patch by Jakub Hrozek)
---
 configure.ac | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 966499538..eb068e4dc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -172,6 +172,18 @@ AC_CHECK_HEADERS([sys/inotify.h])
 
 AC_CHECK_HEADERS([sasl/sasl.h],,AC_MSG_ERROR([Could not find SASL headers]))
 
+AC_CACHE_CHECK([whether compiler supports __attribute__((destructor))],
+               sss_client_cv_attribute_destructor,
+               [AC_COMPILE_IFELSE(
+                    [AC_LANG_SOURCE([__attribute__((destructor)) static void cleanup(void) { }])],
+                    sss_client_cv_attribute_destructor=yes)
+               ])
+
+if test x"$sss_client_cv_attribute_destructor" = xyes ; then
+   AC_DEFINE(HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR, 1,
+             [whether compiler supports __attribute__((destructor))])
+fi
+
 PKG_CHECK_MODULES([CHECK], [check >= 0.9.5], [have_check=1], [have_check=])
 if test x$have_check = x; then
     AC_MSG_WARN([Without the 'CHECK' libraries, you will be unable to run all tests in the 'make check' suite])
-- 
cgit