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aclocal.m4
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aclocal.m4
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# generated automatically by aclocal 1.16.5 -*- Autoconf -*-
# Copyright (C) 1996-2021 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.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE.
m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
m4_ifndef([AC_AUTOCONF_VERSION],
[m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.71],,
[m4_warning([this file was generated for autoconf 2.71.
You have another version of autoconf. It may work, but is not guaranteed to.
If you have problems, you may need to regenerate the build system entirely.
To do so, use the procedure documented by the package, typically 'autoreconf'.])])
# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-
# serial 11 (pkg-config-0.29.1)
dnl Copyright © 2004 Scott James Remnant <[email protected]>.
dnl Copyright © 2012-2015 Dan Nicholson <[email protected]>
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 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful, but
dnl WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl 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 As a special exception to the GNU General Public License, if you
dnl distribute this file as part of a program that contains a
dnl configuration script generated by Autoconf, you may include it under
dnl the same distribution terms that you use for the rest of that
dnl program.
dnl PKG_PREREQ(MIN-VERSION)
dnl -----------------------
dnl Since: 0.29
dnl
dnl Verify that the version of the pkg-config macros are at least
dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's
dnl installed version of pkg-config, this checks the developer's version
dnl of pkg.m4 when generating configure.
dnl
dnl To ensure that this macro is defined, also add:
dnl m4_ifndef([PKG_PREREQ],
dnl [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])])
dnl
dnl See the "Since" comment for each macro you use to see what version
dnl of the macros you require.
m4_defun([PKG_PREREQ],
[m4_define([PKG_MACROS_VERSION], [0.29.1])
m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1,
[m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])])
])dnl PKG_PREREQ
dnl PKG_PROG_PKG_CONFIG([MIN-VERSION])
dnl ----------------------------------
dnl Since: 0.16
dnl
dnl Search for the pkg-config tool and set the PKG_CONFIG variable to
dnl first found in the path. Checks that the version of pkg-config found
dnl is at least MIN-VERSION. If MIN-VERSION is not specified, 0.9.0 is
dnl used since that's the first version where most current features of
dnl pkg-config existed.
AC_DEFUN([PKG_PROG_PKG_CONFIG],
[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$])
m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$])
AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
fi
if test -n "$PKG_CONFIG"; then
_pkg_min_version=m4_default([$1], [0.9.0])
AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
PKG_CONFIG=""
fi
fi[]dnl
])dnl PKG_PROG_PKG_CONFIG
dnl PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
dnl -------------------------------------------------------------------
dnl Since: 0.18
dnl
dnl Check to see whether a particular set of modules exists. Similar to
dnl PKG_CHECK_MODULES(), but does not set variables or print errors.
dnl
dnl Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
dnl only at the first occurence in configure.ac, so if the first place
dnl it's called might be skipped (such as if it is within an "if", you
dnl have to call PKG_CHECK_EXISTS manually
AC_DEFUN([PKG_CHECK_EXISTS],
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
if test -n "$PKG_CONFIG" && \
AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
m4_default([$2], [:])
m4_ifvaln([$3], [else
$3])dnl
fi])
dnl _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
dnl ---------------------------------------------
dnl Internal wrapper calling pkg-config via PKG_CONFIG and setting
dnl pkg_failed based on the result.
m4_define([_PKG_CONFIG],
[if test -n "$$1"; then
pkg_cv_[]$1="$$1"
elif test -n "$PKG_CONFIG"; then
PKG_CHECK_EXISTS([$3],
[pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`
test "x$?" != "x0" && pkg_failed=yes ],
[pkg_failed=yes])
else
pkg_failed=untried
fi[]dnl
])dnl _PKG_CONFIG
dnl _PKG_SHORT_ERRORS_SUPPORTED
dnl ---------------------------
dnl Internal check to see if pkg-config supports short errors.
AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])
if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
_pkg_short_errors_supported=yes
else
_pkg_short_errors_supported=no
fi[]dnl
])dnl _PKG_SHORT_ERRORS_SUPPORTED
dnl PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
dnl [ACTION-IF-NOT-FOUND])
dnl --------------------------------------------------------------
dnl Since: 0.4.0
dnl
dnl Note that if there is a possibility the first call to
dnl PKG_CHECK_MODULES might not happen, you should be sure to include an
dnl explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
AC_DEFUN([PKG_CHECK_MODULES],
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
pkg_failed=no
AC_MSG_CHECKING([for $1])
_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
_PKG_CONFIG([$1][_LIBS], [libs], [$2])
m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
and $1[]_LIBS to avoid the need to call pkg-config.
See the pkg-config man page for more details.])
if test $pkg_failed = yes; then
AC_MSG_RESULT([no])
_PKG_SHORT_ERRORS_SUPPORTED
if test $_pkg_short_errors_supported = yes; then
$1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1`
else
$1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1`
fi
# Put the nasty error message in config.log where it belongs
echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
m4_default([$4], [AC_MSG_ERROR(
[Package requirements ($2) were not met:
$$1_PKG_ERRORS
Consider adjusting the PKG_CONFIG_PATH environment variable if you
installed software in a non-standard prefix.
_PKG_TEXT])[]dnl
])
elif test $pkg_failed = untried; then
AC_MSG_RESULT([no])
m4_default([$4], [AC_MSG_FAILURE(
[The pkg-config script could not be found or is too old. Make sure it
is in your PATH or set the PKG_CONFIG environment variable to the full
path to pkg-config.
_PKG_TEXT
To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl
])
else
$1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
$1[]_LIBS=$pkg_cv_[]$1[]_LIBS
AC_MSG_RESULT([yes])
$3
fi[]dnl
])dnl PKG_CHECK_MODULES
dnl PKG_CHECK_MODULES_STATIC(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
dnl [ACTION-IF-NOT-FOUND])
dnl ---------------------------------------------------------------------
dnl Since: 0.29
dnl
dnl Checks for existence of MODULES and gathers its build flags with
dnl static libraries enabled. Sets VARIABLE-PREFIX_CFLAGS from --cflags
dnl and VARIABLE-PREFIX_LIBS from --libs.
dnl
dnl Note that if there is a possibility the first call to
dnl PKG_CHECK_MODULES_STATIC might not happen, you should be sure to
dnl include an explicit call to PKG_PROG_PKG_CONFIG in your
dnl configure.ac.
AC_DEFUN([PKG_CHECK_MODULES_STATIC],
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
_save_PKG_CONFIG=$PKG_CONFIG
PKG_CONFIG="$PKG_CONFIG --static"
PKG_CHECK_MODULES($@)
PKG_CONFIG=$_save_PKG_CONFIG[]dnl
])dnl PKG_CHECK_MODULES_STATIC
dnl PKG_INSTALLDIR([DIRECTORY])
dnl -------------------------
dnl Since: 0.27
dnl
dnl Substitutes the variable pkgconfigdir as the location where a module
dnl should install pkg-config .pc files. By default the directory is
dnl $libdir/pkgconfig, but the default can be changed by passing
dnl DIRECTORY. The user can override through the --with-pkgconfigdir
dnl parameter.
AC_DEFUN([PKG_INSTALLDIR],
[m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])])
m4_pushdef([pkg_description],
[pkg-config installation directory @<:@]pkg_default[@:>@])
AC_ARG_WITH([pkgconfigdir],
[AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],,
[with_pkgconfigdir=]pkg_default)
AC_SUBST([pkgconfigdir], [$with_pkgconfigdir])
m4_popdef([pkg_default])
m4_popdef([pkg_description])
])dnl PKG_INSTALLDIR
dnl PKG_NOARCH_INSTALLDIR([DIRECTORY])
dnl --------------------------------
dnl Since: 0.27
dnl
dnl Substitutes the variable noarch_pkgconfigdir as the location where a
dnl module should install arch-independent pkg-config .pc files. By
dnl default the directory is $datadir/pkgconfig, but the default can be
dnl changed by passing DIRECTORY. The user can override through the
dnl --with-noarch-pkgconfigdir parameter.
AC_DEFUN([PKG_NOARCH_INSTALLDIR],
[m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])])
m4_pushdef([pkg_description],
[pkg-config arch-independent installation directory @<:@]pkg_default[@:>@])
AC_ARG_WITH([noarch-pkgconfigdir],
[AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],,
[with_noarch_pkgconfigdir=]pkg_default)
AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir])
m4_popdef([pkg_default])
m4_popdef([pkg_description])
])dnl PKG_NOARCH_INSTALLDIR
dnl PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE,
dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
dnl -------------------------------------------
dnl Since: 0.28
dnl
dnl Retrieves the value of the pkg-config variable for the given module.
AC_DEFUN([PKG_CHECK_VAR],
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
_PKG_CONFIG([$1], [variable="][$3]["], [$2])
AS_VAR_COPY([$1], [pkg_cv_][$1])
AS_VAR_IF([$1], [""], [$5], [$4])dnl
])dnl PKG_CHECK_VAR
dnl PKG_WITH_MODULES(VARIABLE-PREFIX, MODULES,
dnl [ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND],
dnl [DESCRIPTION], [DEFAULT])
dnl ------------------------------------------
dnl
dnl Prepare a "--with-" configure option using the lowercase
dnl [VARIABLE-PREFIX] name, merging the behaviour of AC_ARG_WITH and
dnl PKG_CHECK_MODULES in a single macro.
AC_DEFUN([PKG_WITH_MODULES],
[
m4_pushdef([with_arg], m4_tolower([$1]))
m4_pushdef([description],
[m4_default([$5], [build with ]with_arg[ support])])
m4_pushdef([def_arg], [m4_default([$6], [auto])])
m4_pushdef([def_action_if_found], [AS_TR_SH([with_]with_arg)=yes])
m4_pushdef([def_action_if_not_found], [AS_TR_SH([with_]with_arg)=no])
m4_case(def_arg,
[yes],[m4_pushdef([with_without], [--without-]with_arg)],
[m4_pushdef([with_without],[--with-]with_arg)])
AC_ARG_WITH(with_arg,
AS_HELP_STRING(with_without, description[ @<:@default=]def_arg[@:>@]),,
[AS_TR_SH([with_]with_arg)=def_arg])
AS_CASE([$AS_TR_SH([with_]with_arg)],
[yes],[PKG_CHECK_MODULES([$1],[$2],$3,$4)],
[auto],[PKG_CHECK_MODULES([$1],[$2],
[m4_n([def_action_if_found]) $3],
[m4_n([def_action_if_not_found]) $4])])
m4_popdef([with_arg])
m4_popdef([description])
m4_popdef([def_arg])
])dnl PKG_WITH_MODULES
dnl PKG_HAVE_WITH_MODULES(VARIABLE-PREFIX, MODULES,
dnl [DESCRIPTION], [DEFAULT])
dnl -----------------------------------------------
dnl
dnl Convenience macro to trigger AM_CONDITIONAL after PKG_WITH_MODULES
dnl check._[VARIABLE-PREFIX] is exported as make variable.
AC_DEFUN([PKG_HAVE_WITH_MODULES],
[
PKG_WITH_MODULES([$1],[$2],,,[$3],[$4])
AM_CONDITIONAL([HAVE_][$1],
[test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"])
])dnl PKG_HAVE_WITH_MODULES
dnl PKG_HAVE_DEFINE_WITH_MODULES(VARIABLE-PREFIX, MODULES,
dnl [DESCRIPTION], [DEFAULT])
dnl ------------------------------------------------------
dnl
dnl Convenience macro to run AM_CONDITIONAL and AC_DEFINE after
dnl PKG_WITH_MODULES check. HAVE_[VARIABLE-PREFIX] is exported as make
dnl and preprocessor variable.
AC_DEFUN([PKG_HAVE_DEFINE_WITH_MODULES],
[
PKG_HAVE_WITH_MODULES([$1],[$2],[$3],[$4])
AS_IF([test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"],
[AC_DEFINE([HAVE_][$1], 1, [Enable ]m4_tolower([$1])[ support])])
])dnl PKG_HAVE_DEFINE_WITH_MODULES
# Configure paths for SDL
# Sam Lantinga 9/21/99
# stolen from Manish Singh
# stolen back from Frank Belew
# stolen from Manish Singh
# Shamelessly stolen from Owen Taylor
# serial 2
dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS
dnl
AC_DEFUN([AM_PATH_SDL],
[dnl
dnl Get the cflags and libraries from the sdl-config script
dnl
AC_ARG_WITH(sdl-prefix,[ --with-sdl-prefix=PFX Prefix where SDL is installed (optional)],
sdl_prefix="$withval", sdl_prefix="")
AC_ARG_WITH(sdl-exec-prefix,[ --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)],
sdl_exec_prefix="$withval", sdl_exec_prefix="")
AC_ARG_ENABLE(sdltest, [ --disable-sdltest Do not try to compile and run a test SDL program],
, enable_sdltest=yes)
min_sdl_version=ifelse([$1], ,1.2.0,$1)
if test "x$sdl_prefix$sdl_exec_prefix" = x ; then
PKG_CHECK_MODULES([SDL], [sdl >= $min_sdl_version],
[sdl_pc=yes],
[sdl_pc=no])
else
sdl_pc=no
if test x$sdl_exec_prefix != x ; then
sdl_config_args="$sdl_config_args --exec-prefix=$sdl_exec_prefix"
if test x${SDL_CONFIG+set} != xset ; then
SDL_CONFIG=$sdl_exec_prefix/bin/sdl-config
fi
fi
if test x$sdl_prefix != x ; then
sdl_config_args="$sdl_config_args --prefix=$sdl_prefix"
if test x${SDL_CONFIG+set} != xset ; then
SDL_CONFIG=$sdl_prefix/bin/sdl-config
fi
fi
fi
if test "x$sdl_pc" = xyes ; then
no_sdl=""
SDL_CONFIG="pkg-config sdl"
else
as_save_PATH="$PATH"
if test "x$prefix" != xNONE && test "$cross_compiling" != yes; then
PATH="$prefix/bin:$prefix/usr/bin:$PATH"
fi
AC_PATH_PROG(SDL_CONFIG, sdl-config, no, [$PATH])
PATH="$as_save_PATH"
AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
no_sdl=""
if test "$SDL_CONFIG" = "no" ; then
no_sdl=yes
else
SDL_CFLAGS=`$SDL_CONFIG $sdl_config_args --cflags`
SDL_LIBS=`$SDL_CONFIG $sdl_config_args --libs`
sdl_major_version=`$SDL_CONFIG $sdl_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
sdl_minor_version=`$SDL_CONFIG $sdl_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
if test "x$enable_sdltest" = "xyes" ; then
ac_save_CFLAGS="$CFLAGS"
ac_save_CXXFLAGS="$CXXFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $SDL_CFLAGS"
CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
LIBS="$LIBS $SDL_LIBS"
dnl
dnl Now check if the installed SDL is sufficiently new. (Also sanity
dnl checks the results of sdl-config to some extent
dnl
rm -f conf.sdltest
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <stdlib.h>
#include "SDL.h"
int main (int argc, char *argv[])
{
int major, minor, micro;
FILE *fp = fopen("conf.sdltest", "w");
if (fp) fclose(fp);
if (sscanf("$min_sdl_version", "%d.%d.%d", &major, &minor, µ) != 3) {
printf("%s, bad version string\n", "$min_sdl_version");
exit(1);
}
if (($sdl_major_version > major) ||
(($sdl_major_version == major) && ($sdl_minor_version > minor)) ||
(($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro)))
{
return 0;
}
else
{
printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro);
printf("*** best to upgrade to the required version.\n");
printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n");
printf("*** to point to the correct copy of sdl-config, and remove the file\n");
printf("*** config.cache before re-running configure\n");
return 1;
}
}
]])], [], [no_sdl=yes], [echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
if test "x$no_sdl" = x ; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
fi
if test "x$no_sdl" = x ; then
ifelse([$2], , :, [$2])
else
if test "$SDL_CONFIG" = "no" ; then
echo "*** The sdl-config script installed by SDL could not be found"
echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the SDL_CONFIG environment variable to the"
echo "*** full path to sdl-config."
else
if test -f conf.sdltest ; then
:
else
echo "*** Could not run SDL test program, checking why..."
CFLAGS="$CFLAGS $SDL_CFLAGS"
CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
LIBS="$LIBS $SDL_LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include "SDL.h"
int main(int argc, char *argv[])
{ return 0; }
#undef main
#define main K_and_R_C_main
]], [[ return 0; ]])],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding SDL or finding the wrong"
echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
echo "*** to the installed location Also, make sure you have run ldconfig if that"
echo "*** is required on your system"
echo "***"
echo "*** If you have an old version installed, it is best to remove it, although"
echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
[ echo "*** The test program failed to compile or link. See the file config.log for the"
echo "*** exact error that occured. This usually means SDL was incorrectly installed"
echo "*** or that you have moved SDL since it was installed. In the latter case, you"
echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ])
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
SDL_CFLAGS=""
SDL_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(SDL_CFLAGS)
AC_SUBST(SDL_LIBS)
rm -f conf.sdltest
])
dnl ---------------------------------------------------------------------------
dnl Author: wxWidgets development team,
dnl Francesco Montorsi,
dnl Bob McCown (Mac-testing)
dnl Creation date: 24/11/2001
dnl ---------------------------------------------------------------------------
dnl ===========================================================================
dnl Table of Contents of this macro file:
dnl -------------------------------------
dnl
dnl SECTION A: wxWidgets main macros
dnl - WX_CONFIG_OPTIONS
dnl - WX_CONFIG_CHECK
dnl - WXRC_CHECK
dnl - WX_STANDARD_OPTIONS
dnl - WX_CONVERT_STANDARD_OPTIONS_TO_WXCONFIG_FLAGS
dnl - WX_DETECT_STANDARD_OPTION_VALUES
dnl
dnl SECTION B: wxWidgets-related utilities
dnl - WX_LIKE_LIBNAME
dnl - WX_ARG_ENABLE_YESNOAUTO
dnl - WX_ARG_WITH_YESNOAUTO
dnl
dnl SECTION C: messages to the user
dnl - WX_STANDARD_OPTIONS_SUMMARY_MSG
dnl - WX_STANDARD_OPTIONS_SUMMARY_MSG_BEGIN
dnl - WX_STANDARD_OPTIONS_SUMMARY_MSG_END
dnl - WX_BOOLOPT_SUMMARY
dnl
dnl The special "WX_DEBUG_CONFIGURE" variable can be set to 1 to enable extra
dnl debug output on stdout from these macros.
dnl ===========================================================================
dnl ---------------------------------------------------------------------------
dnl Macros for wxWidgets detection. Typically used in configure.in as:
dnl
dnl AC_ARG_ENABLE(...)
dnl AC_ARG_WITH(...)
dnl ...
dnl WX_CONFIG_OPTIONS
dnl ...
dnl ...
dnl WX_CONFIG_CHECK([2.6.0], [wxWin=1])
dnl if test "$wxWin" != 1; then
dnl AC_MSG_ERROR([
dnl wxWidgets must be installed on your system
dnl but wx-config script couldn't be found.
dnl
dnl Please check that wx-config is in path, the directory
dnl where wxWidgets libraries are installed (returned by
dnl 'wx-config --libs' command) is in LD_LIBRARY_PATH or
dnl equivalent variable and wxWidgets version is 2.3.4 or above.
dnl ])
dnl fi
dnl CPPFLAGS="$CPPFLAGS $WX_CPPFLAGS"
dnl CXXFLAGS="$CXXFLAGS $WX_CXXFLAGS_ONLY"
dnl CFLAGS="$CFLAGS $WX_CFLAGS_ONLY"
dnl
dnl LIBS="$LIBS $WX_LIBS"
dnl
dnl If you want to support standard --enable-debug/unicode/shared options, you
dnl may do the following:
dnl
dnl ...
dnl AC_CANONICAL_SYSTEM
dnl
dnl # define configure options
dnl WX_CONFIG_OPTIONS
dnl WX_STANDARD_OPTIONS([debug,unicode,shared,toolkit,wxshared])
dnl
dnl # basic configure checks
dnl ...
dnl
dnl # we want to always have DEBUG==WX_DEBUG and UNICODE==WX_UNICODE
dnl WX_DEBUG=$DEBUG
dnl WX_UNICODE=$UNICODE
dnl
dnl WX_CONVERT_STANDARD_OPTIONS_TO_WXCONFIG_FLAGS
dnl WX_CONFIG_CHECK([2.8.0], [wxWin=1],,[html,core,net,base],[$WXCONFIG_FLAGS])
dnl WX_DETECT_STANDARD_OPTION_VALUES
dnl
dnl # write the output files
dnl AC_CONFIG_FILES([Makefile ...])
dnl AC_OUTPUT
dnl
dnl # optional: just to show a message to the user
dnl WX_STANDARD_OPTIONS_SUMMARY_MSG
dnl
dnl ---------------------------------------------------------------------------
dnl ---------------------------------------------------------------------------
dnl WX_CONFIG_OPTIONS
dnl
dnl adds support for --wx-prefix, --wx-exec-prefix, --with-wxdir and
dnl --wx-config command line options
dnl ---------------------------------------------------------------------------
AC_DEFUN([WX_CONFIG_OPTIONS],
[
AC_ARG_WITH(wxdir,
[ --with-wxdir=PATH Use uninstalled version of wxWidgets in PATH],
[ wx_config_name="$withval/wx-config"
wx_config_args="--inplace"])
AC_ARG_WITH(wx-config,
[ --with-wx-config=CONFIG wx-config script to use (optional)],
wx_config_name="$withval" )
AC_ARG_WITH(wx-prefix,
[ --with-wx-prefix=PREFIX Prefix where wxWidgets is installed (optional)],
wx_config_prefix="$withval", wx_config_prefix="")
AC_ARG_WITH(wx-exec-prefix,
[ --with-wx-exec-prefix=PREFIX
Exec prefix where wxWidgets is installed (optional)],
wx_config_exec_prefix="$withval", wx_config_exec_prefix="")
])
dnl Helper macro for checking if wx version is at least $1.$2.$3, set's
dnl wx_ver_ok=yes if it is:
AC_DEFUN([_WX_PRIVATE_CHECK_VERSION],
[
wx_ver_ok=""
if test "x$WX_VERSION" != x ; then
if test $wx_config_major_version -gt $1; then
wx_ver_ok=yes
else
if test $wx_config_major_version -eq $1; then
if test $wx_config_minor_version -gt $2; then
wx_ver_ok=yes
else
if test $wx_config_minor_version -eq $2; then
if test $wx_config_micro_version -ge $3; then
wx_ver_ok=yes
fi
fi
fi
fi
fi
fi
])
dnl ---------------------------------------------------------------------------
dnl WX_CONFIG_CHECK(VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
dnl [, WX-LIBS [, ADDITIONAL-WX-CONFIG-FLAGS]]]])
dnl
dnl Test for wxWidgets, and define WX_C*FLAGS, WX_LIBS and WX_LIBS_STATIC
dnl (the latter is for static linking against wxWidgets). Set WX_CONFIG_NAME
dnl environment variable to override the default name of the wx-config script
dnl to use. Set WX_CONFIG_PATH to specify the full path to wx-config - in this
dnl case the macro won't even waste time on tests for its existence.
dnl
dnl Optional WX-LIBS argument contains comma- or space-separated list of
dnl wxWidgets libraries to link against. If it is not specified then WX_LIBS
dnl and WX_LIBS_STATIC will contain flags to link with all of the core
dnl wxWidgets libraries.
dnl
dnl Optional ADDITIONAL-WX-CONFIG-FLAGS argument is appended to wx-config
dnl invocation command in present. It can be used to fine-tune lookup of
dnl best wxWidgets build available.
dnl
dnl Example use:
dnl WX_CONFIG_CHECK([2.6.0], [wxWin=1], [wxWin=0], [html,core,net]
dnl [--unicode --debug])
dnl ---------------------------------------------------------------------------
dnl
dnl Get the cflags and libraries from the wx-config script
dnl
AC_DEFUN([WX_CONFIG_CHECK],
[
dnl do we have wx-config name: it can be wx-config or wxd-config or ...
if test x${WX_CONFIG_NAME+set} != xset ; then
WX_CONFIG_NAME=wx-config
fi
if test "x$wx_config_name" != x ; then
WX_CONFIG_NAME="$wx_config_name"
fi
dnl deal with optional prefixes
if test x$wx_config_exec_prefix != x ; then
wx_config_args="$wx_config_args --exec-prefix=$wx_config_exec_prefix"
WX_LOOKUP_PATH="$wx_config_exec_prefix/bin"
fi
if test x$wx_config_prefix != x ; then
wx_config_args="$wx_config_args --prefix=$wx_config_prefix"
WX_LOOKUP_PATH="$WX_LOOKUP_PATH:$wx_config_prefix/bin"
fi
if test "$cross_compiling" = "yes"; then
wx_config_args="$wx_config_args --host=$host_alias"
fi
dnl don't search the PATH if WX_CONFIG_NAME is absolute filename
if test -x "$WX_CONFIG_NAME" ; then
AC_MSG_CHECKING(for wx-config)
WX_CONFIG_PATH="$WX_CONFIG_NAME"
AC_MSG_RESULT($WX_CONFIG_PATH)
else
AC_PATH_PROG(WX_CONFIG_PATH, $WX_CONFIG_NAME, no, "$WX_LOOKUP_PATH:$PATH")
fi
if test "$WX_CONFIG_PATH" != "no" ; then
WX_VERSION=""
min_wx_version=ifelse([$1], ,2.2.1,$1)
if test -z "$5" ; then
AC_MSG_CHECKING([for wxWidgets version >= $min_wx_version])
else
AC_MSG_CHECKING([for wxWidgets version >= $min_wx_version ($5)])
fi
dnl don't add the libraries ($4) to this variable as this would result in
dnl an error when it's used with --version below
WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args $5"
WX_VERSION=`$WX_CONFIG_WITH_ARGS --version 2>/dev/null`
wx_config_major_version=`echo $WX_VERSION | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
wx_config_minor_version=`echo $WX_VERSION | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
wx_config_micro_version=`echo $WX_VERSION | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
wx_requested_major_version=`echo $min_wx_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
wx_requested_minor_version=`echo $min_wx_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
wx_requested_micro_version=`echo $min_wx_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
_WX_PRIVATE_CHECK_VERSION([$wx_requested_major_version],
[$wx_requested_minor_version],
[$wx_requested_micro_version])
if test -n "$wx_ver_ok"; then
AC_MSG_RESULT(yes (version $WX_VERSION))
WX_LIBS=`$WX_CONFIG_WITH_ARGS --libs $4`
dnl is this even still appropriate? --static is a real option now
dnl and WX_CONFIG_WITH_ARGS is likely to contain it if that is
dnl what the user actually wants, making this redundant at best.
dnl For now keep it in case anyone actually used it in the past.
AC_MSG_CHECKING([for wxWidgets static library])
WX_LIBS_STATIC=`$WX_CONFIG_WITH_ARGS --static --libs $4 2>/dev/null`
if test "x$WX_LIBS_STATIC" = "x"; then
AC_MSG_RESULT(no)
else
AC_MSG_RESULT(yes)
fi
dnl starting with version 2.2.6 wx-config has --cppflags argument
wx_has_cppflags=""
if test $wx_config_major_version -gt 2; then
wx_has_cppflags=yes
else
if test $wx_config_major_version -eq 2; then
if test $wx_config_minor_version -gt 2; then
wx_has_cppflags=yes
else
if test $wx_config_minor_version -eq 2; then
if test $wx_config_micro_version -ge 6; then
wx_has_cppflags=yes
fi
fi
fi
fi
fi
dnl starting with version 2.7.0 wx-config has --rescomp option
wx_has_rescomp=""
if test $wx_config_major_version -gt 2; then
wx_has_rescomp=yes
else
if test $wx_config_major_version -eq 2; then
if test $wx_config_minor_version -ge 7; then
wx_has_rescomp=yes
fi
fi
fi
if test "x$wx_has_rescomp" = x ; then
dnl cannot give any useful info for resource compiler
WX_RESCOMP=
else
WX_RESCOMP=`$WX_CONFIG_WITH_ARGS --rescomp`
fi
if test "x$wx_has_cppflags" = x ; then
dnl no choice but to define all flags like CFLAGS
WX_CFLAGS=`$WX_CONFIG_WITH_ARGS --cflags $4`
WX_CPPFLAGS=$WX_CFLAGS
WX_CXXFLAGS=$WX_CFLAGS
WX_CFLAGS_ONLY=$WX_CFLAGS
WX_CXXFLAGS_ONLY=$WX_CFLAGS
else
dnl we have CPPFLAGS included in CFLAGS included in CXXFLAGS
WX_CPPFLAGS=`$WX_CONFIG_WITH_ARGS --cppflags $4`
WX_CXXFLAGS=`$WX_CONFIG_WITH_ARGS --cxxflags $4`
WX_CFLAGS=`$WX_CONFIG_WITH_ARGS --cflags $4`
WX_CFLAGS_ONLY=`echo $WX_CFLAGS | sed "s@^$WX_CPPFLAGS *@@"`
WX_CXXFLAGS_ONLY=`echo $WX_CXXFLAGS | sed "s@^$WX_CFLAGS *@@"`
fi
ifelse([$2], , :, [$2])
else
if test "x$WX_VERSION" = x; then
dnl no wx-config at all
AC_MSG_RESULT(no)
else
AC_MSG_RESULT(no (version $WX_VERSION is not new enough))
fi
WX_CFLAGS=""
WX_CPPFLAGS=""
WX_CXXFLAGS=""
WX_LIBS=""
WX_LIBS_STATIC=""
WX_RESCOMP=""
if test ! -z "$5"; then
wx_error_message="
The configuration you asked for $PACKAGE_NAME requires a wxWidgets
build with the following settings:
$5
but such build is not available.
To see the wxWidgets builds available on this system, please use
'wx-config --list' command. To use the default build, returned by
'wx-config --selected-config', use the options with their 'auto'
default values."
fi
wx_error_message="
The requested wxWidgets build couldn't be found.
$wx_error_message
If you still get this error, then check that 'wx-config' is
in path, the directory where wxWidgets libraries are installed
(returned by 'wx-config --libs' command) is in LD_LIBRARY_PATH
or equivalent variable and wxWidgets version is $1 or above."
ifelse([$3], , AC_MSG_ERROR([$wx_error_message]), [$3])
fi
else
WX_CFLAGS=""
WX_CPPFLAGS=""
WX_CXXFLAGS=""
WX_LIBS=""
WX_LIBS_STATIC=""
WX_RESCOMP=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(WX_CPPFLAGS)
AC_SUBST(WX_CFLAGS)
AC_SUBST(WX_CXXFLAGS)
AC_SUBST(WX_CFLAGS_ONLY)
AC_SUBST(WX_CXXFLAGS_ONLY)
AC_SUBST(WX_LIBS)
AC_SUBST(WX_LIBS_STATIC)
AC_SUBST(WX_VERSION)
AC_SUBST(WX_RESCOMP)
dnl need to export also WX_VERSION_MINOR and WX_VERSION_MAJOR symbols
dnl to support wxpresets bakefiles (we export also WX_VERSION_MICRO for completeness):
WX_VERSION_MAJOR="$wx_config_major_version"
WX_VERSION_MINOR="$wx_config_minor_version"
WX_VERSION_MICRO="$wx_config_micro_version"
AC_SUBST(WX_VERSION_MAJOR)
AC_SUBST(WX_VERSION_MINOR)
AC_SUBST(WX_VERSION_MICRO)
])
dnl ---------------------------------------------------------------------------
dnl Get information on the wxrc program for making C++, Python and xrs
dnl resource files.
dnl
dnl AC_ARG_ENABLE(...)
dnl AC_ARG_WITH(...)
dnl ...
dnl WX_CONFIG_OPTIONS
dnl ...
dnl WX_CONFIG_CHECK(2.6.0, wxWin=1)
dnl if test "$wxWin" != 1; then
dnl AC_MSG_ERROR([
dnl wxWidgets must be installed on your system
dnl but wx-config script couldn't be found.
dnl
dnl Please check that wx-config is in path, the directory
dnl where wxWidgets libraries are installed (returned by
dnl 'wx-config --libs' command) is in LD_LIBRARY_PATH or
dnl equivalent variable and wxWidgets version is 2.6.0 or above.
dnl ])
dnl fi
dnl
dnl WXRC_CHECK([HAVE_WXRC=1], [HAVE_WXRC=0])
dnl if test "x$HAVE_WXRC" != x1; then
dnl AC_MSG_ERROR([
dnl The wxrc program was not installed or not found.
dnl
dnl Please check the wxWidgets installation.
dnl ])
dnl fi
dnl
dnl CPPFLAGS="$CPPFLAGS $WX_CPPFLAGS"
dnl CXXFLAGS="$CXXFLAGS $WX_CXXFLAGS_ONLY"
dnl CFLAGS="$CFLAGS $WX_CFLAGS_ONLY"
dnl
dnl LDFLAGS="$LDFLAGS $WX_LIBS"
dnl ---------------------------------------------------------------------------
dnl ---------------------------------------------------------------------------
dnl WXRC_CHECK([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
dnl
dnl Test for wxWidgets' wxrc program for creating either C++, Python or XRS
dnl resources. The variable WXRC will be set and substituted in the configure
dnl script and Makefiles.
dnl
dnl Example use:
dnl WXRC_CHECK([wxrc=1], [wxrc=0])
dnl ---------------------------------------------------------------------------
dnl
dnl wxrc program from the wx-config script
dnl
AC_DEFUN([WXRC_CHECK],
[
AC_ARG_VAR([WXRC], [Path to wxWidget's wxrc resource compiler])
if test "x$WX_CONFIG_NAME" = x; then
AC_MSG_ERROR([The wxrc tests must run after wxWidgets test.])
else
AC_MSG_CHECKING([for wxrc])
if test "x$WXRC" = x ; then
dnl wx-config --utility is a new addition to wxWidgets:
_WX_PRIVATE_CHECK_VERSION(2,5,3)
if test -n "$wx_ver_ok"; then
WXRC=`$WX_CONFIG_WITH_ARGS --utility=wxrc`
fi
fi