Commit 4b7d3c8d authored by Paul Eggert's avatar Paul Eggert

(m4_quote): New macro.

(AC_CHECK_HEADERS_ONCE, AC_CHECK_FUNCS_ONCE, AC_CHECK_DECLS_ONCE):
Quote AC_FOREACH variable-expansions properly.
parent 70ec9ea6
# onceonly.m4 serial 1
dnl Copyright (C) 2002 Free Software Foundation, Inc.
# onceonly.m4 serial 2
dnl Copyright (C) 2002, 2003 Free Software Foundation, Inc.
dnl This file is free software, distributed under the terms of the GNU
dnl General Public License. As a special exception to the GNU General
dnl Public License, this file may be distributed as part of a program
......@@ -21,15 +21,20 @@ dnl inside an AC_DEFUNed function, the gl_CHECK_HEADERS macro call expands to
dnl empty, and the check will be inserted before the body of the AC_DEFUNed
dnl function.
dnl Taken from Autoconf 2.50; can be removed once we assume 2.50 or later.
define([m4_quote], [[$*]])
# AC_CHECK_HEADERS_ONCE(HEADER1 HEADER2 ...) is a once-only variant of
# AC_CHECK_HEADERS(HEADER1 HEADER2 ...).
AC_DEFUN([AC_CHECK_HEADERS_ONCE], [
:
AC_FOREACH([gl_HEADER_NAME], [$1], [
AC_DEFUN([gl_CHECK_HEADER_]translit(gl_HEADER_NAME,[./-], [___]), [
AC_DEFUN([gl_CHECK_HEADER_]m4_quote(translit(defn([gl_HEADER_NAME]),
[-./], [___])), [
AC_CHECK_HEADERS(gl_HEADER_NAME)
])
AC_REQUIRE([gl_CHECK_HEADER_]translit(gl_HEADER_NAME,[./-], [___]))
AC_REQUIRE([gl_CHECK_HEADER_]m4_quote(translit(gl_HEADER_NAME,
[-./], [___])))
])
])
......@@ -38,10 +43,10 @@ AC_DEFUN([AC_CHECK_HEADERS_ONCE], [
AC_DEFUN([AC_CHECK_FUNCS_ONCE], [
:
AC_FOREACH([gl_FUNC_NAME], [$1], [
AC_DEFUN([gl_CHECK_FUNC_]gl_FUNC_NAME, [
AC_CHECK_FUNCS(gl_FUNC_NAME)
AC_DEFUN([gl_CHECK_FUNC_]defn([gl_FUNC_NAME]), [
AC_CHECK_FUNCS(defn([gl_FUNC_NAME]))
])
AC_REQUIRE([gl_CHECK_FUNC_]gl_FUNC_NAME)
AC_REQUIRE([gl_CHECK_FUNC_]defn([gl_FUNC_NAME]))
])
])
......@@ -50,9 +55,9 @@ AC_DEFUN([AC_CHECK_FUNCS_ONCE], [
AC_DEFUN([AC_CHECK_DECLS_ONCE], [
:
AC_FOREACH([gl_DECL_NAME], [$1], [
AC_DEFUN([gl_CHECK_DECL_]gl_DECL_NAME, [
AC_CHECK_DECLS(gl_DECL_NAME)
AC_DEFUN([gl_CHECK_DECL_]defn([gl_DECL_NAME]), [
AC_CHECK_DECLS(defn([gl_DECL_NAME]))
])
AC_REQUIRE([gl_CHECK_DECL_]gl_DECL_NAME)
AC_REQUIRE([gl_CHECK_DECL_]defn([gl_DECL_NAME]))
])
])
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment