From 2cc58e88b26e13e87a36439d7a7e7b44b4a1e47e Mon Sep 17 00:00:00 2001
From: "nick.j.sanders" <nick.j.sanders@93e54ea4-8218-11de-8aaf-8d8425684b44>
Date: Wed, 9 Jan 2013 21:13:13 +0000
Subject: [PATCH] Allow ./configure for cross compile

Fix regression from BARRIER detect change.


git-svn-id: http://stressapptest.googlecode.com/svn/trunk@36 93e54ea4-8218-11de-8aaf-8d8425684b44
---
 configure                     | 49 +++++++------------------------------------
 configure.ac                  | 21 +------------------
 src/stressapptest_config.h.in |  3 +++
 3 files changed, 11 insertions(+), 62 deletions(-)

diff --git a/configure b/configure
index 12bc16b..8c10c52 100755
--- a/configure
+++ b/configure
@@ -5064,6 +5064,13 @@ if test "$ac_res" != no; then :
 
 fi
 
+ac_fn_c_check_type "$LINENO" "pthread_barrier_t" "ac_cv_type_pthread_barrier_t" "$ac_includes_default"
+if test "x$ac_cv_type_pthread_barrier_t" = x""yes; then :
+
+$as_echo "#define HAVE_PTHREAD_BARRIERS 1" >>confdefs.h
+
+fi
+
 for ac_header in libaio.h
 do :
   ac_fn_c_check_header_mongrel "$LINENO" "libaio.h" "ac_cv_header_libaio_h" "$ac_includes_default"
@@ -5201,48 +5208,6 @@ if test "$ac_res" != no; then :
 fi
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_barrier" >&5
-$as_echo_n "checking for pthread_barrier... " >&6; }
-if test "${ac_cv_func_pthread_barrier+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "$cross_compiling" = yes; then :
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error "cannot run test program while cross compiling
-See \`config.log' for more details." "$LINENO" 5; }
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-      #include <pthread.h>
-      int main(void)
-      {
-        pthread_barrier_t t;
-        return 0;
-      }
-
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-  ac_cv_func_pthread_barrier=yes
-else
-  ac_cv_func_pthread_barrier=no
-
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_pthread_barrier" >&5
-$as_echo "$ac_cv_func_pthread_barrier" >&6; }
-if test "$ac_cv_func_pthread_barrier" = "yes"; then
-
-$as_echo "#define HAVE_PTHREAD_BARRIER 1" >>confdefs.h
-
-fi
 
 # Checks for typedefs, structures, and compiler characteristics.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for stdbool.h that conforms to C99" >&5
diff --git a/configure.ac b/configure.ac
index aba8791..ca10966 100644
--- a/configure.ac
+++ b/configure.ac
@@ -107,31 +107,12 @@ AC_HEADER_STDC
 AC_CHECK_HEADERS([arpa/inet.h fcntl.h netdb.h stdint.h stdlib.h string.h sys/ioctl.h sys/socket.h sys/time.h unistd.h], [], [AC_MSG_FAILURE([Missing some header files.])])
 AC_CHECK_HEADERS([pthread.h])
 AC_SEARCH_LIBS([pthread_create], [pthread])
+AC_CHECK_TYPE([pthread_barrier_t], AC_DEFINE(HAVE_PTHREAD_BARRIERS, [1], [Define to 1 if the system has `pthread_barrier'.]))
 AC_CHECK_HEADERS([libaio.h])
 AC_SEARCH_LIBS([io_setup], [aio])
 AC_CHECK_HEADERS([sys/shm.h])
 AC_SEARCH_LIBS([shm_open], [rt])
 
-AC_MSG_CHECKING(for pthread_barrier)
-AC_CACHE_VAL(
-  ac_cv_func_pthread_barrier,
-  AC_TRY_RUN(
-    [
-      #include <pthread.h>
-      int main(void)
-      {
-        pthread_barrier_t t;
-        return 0;
-      }
-    ],
-    ac_cv_func_pthread_barrier=yes,
-    ac_cv_func_pthread_barrier=no
-  )
-)
-AC_MSG_RESULT($ac_cv_func_pthread_barrier)
-if test "$ac_cv_func_pthread_barrier" = "yes"; then
-  AC_DEFINE(HAVE_PTHREAD_BARRIER, [1], [Define to 1 if the system has `pthread_barrier'.])
-fi
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_HEADER_STDBOOL
diff --git a/src/stressapptest_config.h.in b/src/stressapptest_config.h.in
index 97f306e..5412df4 100644
--- a/src/stressapptest_config.h.in
+++ b/src/stressapptest_config.h.in
@@ -53,6 +53,9 @@
 /* Define to 1 if you have the `posix_memalign' function. */
 #undef HAVE_POSIX_MEMALIGN
 
+/* Define to 1 if the system has `pthread_barrier'. */
+#undef HAVE_PTHREAD_BARRIERS
+
 /* Define to 1 if you have the <pthread.h> header file. */
 #undef HAVE_PTHREAD_H
 
-- 
2.0.0