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| author | Manuel A. Fernandez Montecelo <manuel.montezelo@gmail.com> | 2016-05-27 14:35:16 +0100 |
|---|---|---|
| committer | Manuel A. Fernandez Montecelo <manuel.montezelo@gmail.com> | 2016-05-27 14:35:16 +0100 |
| commit | 3590c846d4c2febbc05b4ad6b14a06edc549e453 (patch) | |
| tree | e5d38581c2f36e1cca02efedd2d85044d77f76f9 /gnulib-m4/lock.m4 | |
| parent | a9a31b1de5776a3b08a82101a4fa711294f0dd1d (diff) | |
Imported Upstream version 0.9.6+really0.9.6upstream/0.9.6+really0.9.6
Diffstat (limited to 'gnulib-m4/lock.m4')
| -rw-r--r-- | gnulib-m4/lock.m4 | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/gnulib-m4/lock.m4 b/gnulib-m4/lock.m4 index 9da8465e..9fd4aa78 100644 --- a/gnulib-m4/lock.m4 +++ b/gnulib-m4/lock.m4 @@ -1,5 +1,5 @@ -# lock.m4 serial 10 (gettext-0.18) -dnl Copyright (C) 2005-2010 Free Software Foundation, Inc. +# lock.m4 serial 13 (gettext-0.18.2) +dnl Copyright (C) 2005-2015 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -10,7 +10,7 @@ AC_DEFUN([gl_LOCK], [ AC_REQUIRE([gl_THREADLIB]) if test "$gl_threads_api" = posix; then - # OSF/1 4.0 and MacOS X 10.1 lack the pthread_rwlock_t type and the + # OSF/1 4.0 and Mac OS X 10.1 lack the pthread_rwlock_t type and the # pthread_rwlock_* functions. AC_CHECK_TYPE([pthread_rwlock_t], [AC_DEFINE([HAVE_PTHREAD_RWLOCK], [1], @@ -18,20 +18,25 @@ AC_DEFUN([gl_LOCK], [], [#include <pthread.h>]) # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro. - AC_TRY_COMPILE([#include <pthread.h>], - [#if __FreeBSD__ == 4 + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM( + [[#include <pthread.h>]], + [[ +#if __FreeBSD__ == 4 error "No, in FreeBSD 4.0 recursive mutexes actually don't work." +#elif (defined __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ \ + && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070) +error "No, in Mac OS X < 10.7 recursive mutexes actually don't work." #else int x = (int)PTHREAD_MUTEX_RECURSIVE; return !x; -#endif], +#endif + ]])], [AC_DEFINE([HAVE_PTHREAD_MUTEX_RECURSIVE], [1], [Define if the <pthread.h> defines PTHREAD_MUTEX_RECURSIVE.])]) fi gl_PREREQ_LOCK ]) -# Prerequisites of lib/lock.c. -AC_DEFUN([gl_PREREQ_LOCK], [ - AC_REQUIRE([AC_C_INLINE]) -]) +# Prerequisites of lib/glthread/lock.c. +AC_DEFUN([gl_PREREQ_LOCK], [:]) |