summaryrefslogtreecommitdiff
path: root/lgl/m4/lock.m4
diff options
context:
space:
mode:
authorSimon Josefsson <simon@josefsson.org>2007-10-22 08:35:09 +0200
committerSimon Josefsson <simon@josefsson.org>2007-10-22 08:35:09 +0200
commit4d59ff82f4a40333df0562de340ec2b995b1f31c (patch)
tree3dc271245c107926fd907b96fe9cea640876d1c8 /lgl/m4/lock.m4
parentead3e58c4189b6c407ab723aa8208df766edcf7a (diff)
downloadgnutls-4d59ff82f4a40333df0562de340ec2b995b1f31c.tar.gz
Update gnulib files.
Diffstat (limited to 'lgl/m4/lock.m4')
-rw-r--r--lgl/m4/lock.m411
1 files changed, 8 insertions, 3 deletions
diff --git a/lgl/m4/lock.m4 b/lgl/m4/lock.m4
index 0224f2ff87..4cc585ea2e 100644
--- a/lgl/m4/lock.m4
+++ b/lgl/m4/lock.m4
@@ -1,5 +1,5 @@
-# lock.m4 serial 6 (gettext-0.16)
-dnl Copyright (C) 2005-2006 Free Software Foundation, Inc.
+# lock.m4 serial 7 (gettext-0.16.2)
+dnl Copyright (C) 2005-2007 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.
@@ -35,7 +35,12 @@ AC_DEFUN([gl_LOCK_EARLY_BODY],
AC_BEFORE([$0], [gl_ARGP])dnl
AC_REQUIRE([AC_CANONICAL_HOST])
- AC_REQUIRE([AC_GNU_SOURCE]) dnl needed for pthread_rwlock_t on glibc systems
+ dnl _GNU_SOURCE is needed for pthread_rwlock_t on glibc systems.
+ dnl AC_USE_SYSTEM_EXTENSIONS was introduced in autoconf 2.60 and obsoletes
+ dnl AC_GNU_SOURCE.
+ m4_ifdef([AC_USE_SYSTEM_EXTENSIONS],
+ [AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])],
+ [AC_REQUIRE([AC_GNU_SOURCE])])
dnl Check for multithreading.
AC_ARG_ENABLE(threads,
AC_HELP_STRING([--enable-threads={posix|solaris|pth|win32}], [specify multithreading API])