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annotate m4/alloca.m4 @ 4107:7c1a6b73f48e

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An autoconf macro for its associated module.
author Bruno Haible <bruno@clisp.org>
date Tue, 31 Dec 2002 13:42:06 +0000
parents
children 99ea86c79f44
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4107
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
1 # alloca.m4 serial 1
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
2 dnl Copyright (C) 2002 Free Software Foundation, Inc.
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
3 dnl This file is free software, distributed under the terms of the GNU
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
4 dnl General Public License. As a special exception to the GNU General
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
5 dnl Public License, this file may be distributed as part of a program
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
6 dnl that contains a configuration script generated by Autoconf, under
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
7 dnl the same distribution terms as the rest of that program.
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
8
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
9 AC_DEFUN([gl_FUNC_ALLOCA],
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
10 [
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
11 AC_REQUIRE([AC_FUNC_ALLOCA])
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
12 if test $ac_cv_func_alloca_works = no; then
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
13 gl_PREREQ_ALLOCA
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
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14 fi
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
15 ])
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
16
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
17 # Prerequisites of lib/alloca.c.
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
18 # STACK_DIRECTION is already handled by AC_FUNC_ALLOCA.
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
19 AC_DEFUN([gl_PREREQ_ALLOCA], [
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
20 AC_CHECK_HEADERS_ONCE(stdlib.h string.h)
7c1a6b73f48e An autoconf macro for its associated module.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
21 ])