mirror of
git://git.sv.gnu.org/autoconf
synced 2024-12-03 02:00:36 +08:00
c22c6d450c
* autoheader.m4 (AC_CHECK_HEADER): Define.
119 lines
2.7 KiB
Plaintext
119 lines
2.7 KiB
Plaintext
dnl Driver and redefinitions of some Autoconf macros for autoheader.
|
|
dnl This file is part of Autoconf.
|
|
dnl Copyright (C) 1994, 1995 Free Software Foundation, Inc.
|
|
dnl
|
|
dnl This program is free software; you can redistribute it and/or modify
|
|
dnl it under the terms of the GNU General Public License as published by
|
|
dnl the Free Software Foundation; either version 2, or (at your option)
|
|
dnl any later version.
|
|
dnl
|
|
dnl This program is distributed in the hope that it will be useful,
|
|
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
dnl GNU General Public License for more details.
|
|
dnl
|
|
dnl You should have received a copy of the GNU General Public License
|
|
dnl along with this program; if not, write to the Free Software
|
|
dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
|
|
dnl 02111-1307, USA.
|
|
dnl
|
|
dnl Written by Roland McGrath.
|
|
dnl
|
|
include(acgeneral.m4)dnl
|
|
builtin(include, acspecific.m4)dnl
|
|
builtin(include, acoldnames.m4)dnl
|
|
|
|
dnl These are alternate definitions of some macros, which produce
|
|
dnl strings in the output marked with "@@@" so we can easily extract
|
|
dnl the information we want. The `#' at the end of the first line of
|
|
dnl each definition seems to be necessary to prevent m4 from eating
|
|
dnl the newline, which makes the @@@ not always be at the beginning of
|
|
dnl a line.
|
|
|
|
define([AC_CHECK_FUNCS], [#
|
|
@@@funcs="$funcs $1"@@@
|
|
ifelse([$2], , , [
|
|
# If it was found, we do:
|
|
$2
|
|
# If it was not found, we do:
|
|
$3
|
|
])
|
|
])
|
|
|
|
define([AC_CHECK_HEADERS], [#
|
|
@@@headers="$headers $1"@@@
|
|
ifelse([$2], , , [
|
|
# If it was found, we do:
|
|
$2
|
|
# If it was not found, we do:
|
|
$3
|
|
])
|
|
])
|
|
|
|
define([AC_CHECK_HEADER], [AC_CHECK_HEADERS($1,$2,$3)])
|
|
|
|
define([AC_CHECK_HEADERS_DIRENT], [#
|
|
@@@headers="$headers $1"@@@
|
|
])
|
|
|
|
define([AC_CHECK_LIB], [#
|
|
ifelse([$3], , [
|
|
@@@libs="$libs $1"@@@
|
|
], [
|
|
# If it was found, we do:
|
|
$3
|
|
# If it was not found, we do:
|
|
$4
|
|
])
|
|
])
|
|
|
|
define([AC_HAVE_LIBRARY], [#
|
|
changequote(<<, >>)dnl
|
|
define(<<AC_LIB_NAME>>, dnl
|
|
patsubst(patsubst($1, <<lib\([^\.]*\)\.a>>, <<\1>>), <<-l>>, <<>>))dnl
|
|
changequote([, ])dnl
|
|
ifelse([$2], , [
|
|
@@@libs="$libs AC_LIB_NAME"@@@
|
|
], [
|
|
# If it was found, we do:
|
|
$2
|
|
# If it was not found, we do:
|
|
$3
|
|
])
|
|
])
|
|
|
|
define([AC_CHECK_SIZEOF], [#
|
|
@@@types="$types,$1"@@@
|
|
])
|
|
|
|
define([AC_CONFIG_HEADER], [#
|
|
define([AC_CONFIG_H], patsubst($1, [ .*$], []))dnl
|
|
@@@config_h=AC_CONFIG_H@@@
|
|
])
|
|
|
|
define([AC_DEFINE], [#
|
|
ifelse([$3],,[#
|
|
@@@syms="$syms $1"@@@
|
|
], [#
|
|
@@@verbatim="$verbatim
|
|
/* $3 */
|
|
#undef $1
|
|
"@@@
|
|
])])
|
|
|
|
define([AC_DEFINE_UNQUOTED], [#
|
|
ifelse([$3],,[#
|
|
@@@syms="$syms $1"@@@
|
|
], [#
|
|
@@@verbatim="$verbatim
|
|
/* $3 */
|
|
#undef $1
|
|
"@@@
|
|
])])
|
|
|
|
dnl Autoheader is not the right program to complain about cross-compiling
|
|
define([AC_TRY_RUN], [
|
|
$2
|
|
$3
|
|
$4])
|