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authorHolger Weiss <holger@zedat.fu-berlin.de>2013-08-19 23:27:12 +0200
committerHolger Weiss <holger@zedat.fu-berlin.de>2013-08-19 23:27:12 +0200
commit26fbe7f1e68bb0c96da32491efcf3696fe6c299b (patch)
treec4d95289187a64e9c7517bf73d8208026c3d2fb3 /gl/m4/lock.m4
parent5f79e3e9f62ca5487d9881973149136ba1d19d3e (diff)
downloadmonitoring-plugins-26fbe7f1e68bb0c96da32491efcf3696fe6c299b.tar.gz
Sync with the latest Gnulib code (6f2d632)
Diffstat (limited to 'gl/m4/lock.m4')
-rw-r--r--gl/m4/lock.m425
1 files changed, 15 insertions, 10 deletions
diff --git a/gl/m4/lock.m4 b/gl/m4/lock.m4
index 9da8465e..aae1701a 100644
--- a/gl/m4/lock.m4
+++ b/gl/m4/lock.m4
@@ -1,5 +1,5 @@
1# lock.m4 serial 10 (gettext-0.18) 1# lock.m4 serial 13 (gettext-0.18.2)
2dnl Copyright (C) 2005-2010 Free Software Foundation, Inc. 2dnl Copyright (C) 2005-2013 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation 3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it, 4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved. 5dnl with or without modifications, as long as this notice is preserved.
@@ -10,7 +10,7 @@ AC_DEFUN([gl_LOCK],
10[ 10[
11 AC_REQUIRE([gl_THREADLIB]) 11 AC_REQUIRE([gl_THREADLIB])
12 if test "$gl_threads_api" = posix; then 12 if test "$gl_threads_api" = posix; then
13 # OSF/1 4.0 and MacOS X 10.1 lack the pthread_rwlock_t type and the 13 # OSF/1 4.0 and Mac OS X 10.1 lack the pthread_rwlock_t type and the
14 # pthread_rwlock_* functions. 14 # pthread_rwlock_* functions.
15 AC_CHECK_TYPE([pthread_rwlock_t], 15 AC_CHECK_TYPE([pthread_rwlock_t],
16 [AC_DEFINE([HAVE_PTHREAD_RWLOCK], [1], 16 [AC_DEFINE([HAVE_PTHREAD_RWLOCK], [1],
@@ -18,20 +18,25 @@ AC_DEFUN([gl_LOCK],
18 [], 18 [],
19 [#include <pthread.h>]) 19 [#include <pthread.h>])
20 # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro. 20 # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro.
21 AC_TRY_COMPILE([#include <pthread.h>], 21 AC_COMPILE_IFELSE([
22 [#if __FreeBSD__ == 4 22 AC_LANG_PROGRAM(
23 [[#include <pthread.h>]],
24 [[
25#if __FreeBSD__ == 4
23error "No, in FreeBSD 4.0 recursive mutexes actually don't work." 26error "No, in FreeBSD 4.0 recursive mutexes actually don't work."
27#elif (defined __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ \
28 && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070)
29error "No, in Mac OS X < 10.7 recursive mutexes actually don't work."
24#else 30#else
25int x = (int)PTHREAD_MUTEX_RECURSIVE; 31int x = (int)PTHREAD_MUTEX_RECURSIVE;
26return !x; 32return !x;
27#endif], 33#endif
34 ]])],
28 [AC_DEFINE([HAVE_PTHREAD_MUTEX_RECURSIVE], [1], 35 [AC_DEFINE([HAVE_PTHREAD_MUTEX_RECURSIVE], [1],
29 [Define if the <pthread.h> defines PTHREAD_MUTEX_RECURSIVE.])]) 36 [Define if the <pthread.h> defines PTHREAD_MUTEX_RECURSIVE.])])
30 fi 37 fi
31 gl_PREREQ_LOCK 38 gl_PREREQ_LOCK
32]) 39])
33 40
34# Prerequisites of lib/lock.c. 41# Prerequisites of lib/glthread/lock.c.
35AC_DEFUN([gl_PREREQ_LOCK], [ 42AC_DEFUN([gl_PREREQ_LOCK], [:])
36 AC_REQUIRE([AC_C_INLINE])
37])