From 86b61156743b7ebdc049450a6f88452890fd9a61 Mon Sep 17 00:00:00 2001
From: Jakub Hrozek <jhrozek@redhat.com>
Date: Mon, 13 Aug 2012 15:30:39 +0200
Subject: Use PTHREAD_MUTEX_ROBUST to avoid deadlock in the client

https://fedorahosted.org/sssd/ticket/1460
---
 configure.ac | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 5bb82a77d..5cd8c723f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -47,9 +47,22 @@ BUILD_WITH_SHARED_BUILD_DIR
 AC_COMPILE_IFELSE(
     [AC_LANG_PROGRAM([[#include <pthread.h>]],
         [[pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;]])],
-    [AC_DEFINE([HAVE_PTHREAD], [1], [Pthread mutexes available.])],
+    [AC_DEFINE([HAVE_PTHREAD], [1], [Pthread mutexes available.])
+     HAVE_PTHREAD=1
+    ],
     [AC_MSG_WARN([Pthread library not found! Clients will not be thread safe...])])
 
+
+AM_CONDITIONAL([HAVE_PTHREAD], [test x"$HAVE_PTHREAD" != "x"])
+
+SAVE_LIBS=$LIBS
+LIBS="$LIBS -lpthread"
+AC_CHECK_FUNCS([ pthread_mutexattr_setrobust \
+                 pthread_mutex_consistent \
+                 pthread_mutexattr_setrobust_np \
+                 pthread_mutex_consistent_np ])
+LIBS=$SAVE_LIBS
+
 #Check for PAM headers
 AC_CHECK_HEADERS([security/pam_appl.h security/pam_misc.h security/pam_modules.h],
     [AC_CHECK_LIB(pam, pam_get_item, [ PAM_LIBS="-lpam" ], [AC_MSG_ERROR([PAM must support pam_get_item])])],
-- 
cgit