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changeset 39945:821a9a195c14

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std-gnu11: Support Autoconf versions < 2.64. * m4/std-gnu11.m4 (AC_PROG_CC, AC_PROG_CXX): Use _AC_DO as fallback when _AC_DO_LIMIT does not exist.
author Bruno Haible <bruno@clisp.org>
date Tue, 23 Oct 2018 00:12:11 +0200
parents eb64273b66c2
children d7d58557ca8b
files ChangeLog m4/std-gnu11.m4
diffstat 2 files changed, 8 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog	Tue Oct 23 00:06:52 2018 +0200
+++ b/ChangeLog	Tue Oct 23 00:12:11 2018 +0200
@@ -1,3 +1,9 @@
+2018-10-22  Bruno Haible  <bruno@clisp.org>
+
+	std-gnu11: Support Autoconf versions < 2.64.
+	* m4/std-gnu11.m4 (AC_PROG_CC, AC_PROG_CXX): Use _AC_DO as fallback
+	when _AC_DO_LIMIT does not exist.
+
 2018-10-22  Bruno Haible  <bruno@clisp.org>
 
 	Assume Autoconf >= 2.63.
--- a/m4/std-gnu11.m4	Tue Oct 23 00:06:52 2018 +0200
+++ b/m4/std-gnu11.m4	Tue Oct 23 00:12:11 2018 +0200
@@ -70,7 +70,7 @@
 set X $ac_compile
 ac_compiler=$[2]
 for ac_option in --version -v -V -qversion -version; do
-  _AC_DO_LIMIT([$ac_compiler $ac_option >&AS_MESSAGE_LOG_FD])
+  m4_ifdef([_AC_DO_LIMIT],[_AC_DO_LIMIT],[_AC_DO])([$ac_compiler $ac_option >&AS_MESSAGE_LOG_FD])
 done
 
 m4_expand_once([_AC_COMPILER_EXEEXT])[]dnl
@@ -135,7 +135,7 @@
 set X $ac_compile
 ac_compiler=$[2]
 for ac_option in --version -v -V -qversion; do
-  _AC_DO_LIMIT([$ac_compiler $ac_option >&AS_MESSAGE_LOG_FD])
+  m4_ifdef([_AC_DO_LIMIT],[_AC_DO_LIMIT],[_AC_DO])([$ac_compiler $ac_option >&AS_MESSAGE_LOG_FD])
 done
 
 m4_expand_once([_AC_COMPILER_EXEEXT])[]dnl