diff options
Diffstat (limited to 'config')
| -rw-r--r-- | config/ChangeLog | 10 | ||||
| -rw-r--r-- | config/extensions.m4 | 7 | ||||
| -rw-r--r-- | config/no-executables.m4 | 4 | ||||
| -rw-r--r-- | config/override.m4 | 12 | ||||
| -rw-r--r-- | config/tls.m4 | 4 |
5 files changed, 30 insertions, 7 deletions
diff --git a/config/ChangeLog b/config/ChangeLog index 96d5f75..809275e 100644 --- a/config/ChangeLog +++ b/config/ChangeLog @@ -1,3 +1,13 @@ +2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * extensions.m4 (AC_USE_SYSTEM_EXTENSIONS): Do not expand + for Autoconf 2.62 or newer. + * tls.m4 (GCC_CHECK_TLS): Fix m4 quotation. + * no-executables.m4 (_AC_COMPILER_EXEEXT): Fix m4 quotation. + * override.m4 (m4_copy_force, m4_rename_force): Provide + macros if not defined. + (AC_PREREQ): Use m4_copy_force. + 2009-07-17 Joseph Myers <joseph@codesourcery.com> PR other/40784 diff --git a/config/extensions.m4 b/config/extensions.m4 index 8ae4a67..eb59f27 100644 --- a/config/extensions.m4 +++ b/config/extensions.m4 @@ -1,7 +1,7 @@ -# serial 5 -*- Autoconf -*- +# serial 6 -*- Autoconf -*- # Enable extensions on systems that normally disable them. -# Copyright (C) 2003, 2006, 2007 Free Software Foundation, Inc. +# Copyright (C) 2003, 2006, 2007, 2009 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. @@ -12,6 +12,8 @@ # enough in this area it's likely we'll need to redefine # AC_USE_SYSTEM_EXTENSIONS for quite some time. +m4_version_prereq([2.62],, [ + # AC_USE_SYSTEM_EXTENSIONS # ------------------------ # Enable extensions on systems that normally disable them, @@ -74,3 +76,4 @@ AC_BEFORE([$0], [AC_RUN_IFELSE])dnl AC_DEFINE([_TANDEM_SOURCE]) ])# AC_USE_SYSTEM_EXTENSIONS +]) diff --git a/config/no-executables.m4 b/config/no-executables.m4 index c4d0b70..9061624 100644 --- a/config/no-executables.m4 +++ b/config/no-executables.m4 @@ -25,7 +25,7 @@ AC_BEFORE([$0], [_AC_COMPILER_EXEEXT]) AC_BEFORE([$0], [AC_LINK_IFELSE]) m4_define([_AC_COMPILER_EXEEXT], -AC_LANG_CONFTEST([AC_LANG_PROGRAM()]) +[AC_LANG_CONFTEST([AC_LANG_PROGRAM()]) # FIXME: Cleanup? AS_IF([AC_TRY_EVAL(ac_link)], [gcc_no_link=no], [gcc_no_link=yes]) if test x$gcc_no_link = xyes; then @@ -35,7 +35,7 @@ if test x$gcc_no_link = xyes; then cross_compiling=yes EXEEXT= else - m4_defn([_AC_COMPILER_EXEEXT])dnl + ]m4_defn([_AC_COMPILER_EXEEXT])dnl fi ) diff --git a/config/override.m4 b/config/override.m4 index 9bb1496..bf112db 100644 --- a/config/override.m4 +++ b/config/override.m4 @@ -12,6 +12,16 @@ dnl dnl The _GCC_AUTOCONF_VERSION_TEST ensures that exactly the desired dnl Autoconf version is used. It should be kept for consistency. +dnl Provide m4_copy_force and m4_rename_force for old Autoconf versions. + +m4_ifndef([m4_copy_force], +[m4_define([m4_copy_force], +[m4_ifdef([$2], [m4_undefine([$2])])m4_copy($@)])]) + +m4_ifndef([m4_rename_force], +[m4_define([m4_rename_force], +[m4_ifdef([$2], [m4_undefine([$2])])m4_rename($@)])]) + dnl m4_PACKAGE_VERSION is an undocumented Autoconf macro. dnl We use it because this fix is intended for 2.59 only. dnl A feature test for the broken AC_CONFIG_SUBDIRS instead @@ -25,7 +35,7 @@ ifdef([m4_PACKAGE_VERSION], [dnl AC_DEFUN a commonly used macro so this file is picked up. m4_copy([AC_PREREQ], [_AC_PREREQ]) AC_DEFUN([AC_PREREQ], [frob]) -m4_copy([_AC_PREREQ], [AC_PREREQ]) +m4_copy_force([_AC_PREREQ], [AC_PREREQ]) dnl Ensure exactly this Autoconf version is used diff --git a/config/tls.m4 b/config/tls.m4 index 0ae6046..79cf382 100644 --- a/config/tls.m4 +++ b/config/tls.m4 @@ -11,8 +11,8 @@ AC_DEFUN([GCC_CHECK_TLS], [ chktls_save_LDFLAGS="$LDFLAGS" LDFLAGS="-static $LDFLAGS" AC_LINK_IFELSE([int main() { return 0; }], - AC_RUN_IFELSE([__thread int a; int b; int main() { return a = b; }], - [gcc_cv_have_tls=yes], [gcc_cv_have_tls=no],[]), + [AC_RUN_IFELSE([__thread int a; int b; int main() { return a = b; }], + [gcc_cv_have_tls=yes], [gcc_cv_have_tls=no],[])], [gcc_cv_have_tls=yes]) LDFLAGS="$chktls_save_LDFLAGS" if test $gcc_cv_have_tls = yes; then |