# generated automatically by aclocal 1.14.1 -*- Autoconf -*-

# Copyright (C) 1996-2013 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($@)])])
# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-
# serial 1 (pkg-config-0.24)
# 
# Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.

# PKG_PROG_PKG_CONFIG([MIN-VERSION])
# ----------------------------------
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ドル], [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
])# PKG_PROG_PKG_CONFIG

# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
#
# Check to see whether a particular set of modules exists. Similar
# to PKG_CHECK_MODULES(), but does not set variables or print errors.
#
# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
# only at the first occurence in configure.ac, so if the first place
# it's called might be skipped (such as if it is within an "if", you
# 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ドル"]); then
 m4_default([2ドル], [:])
m4_ifvaln([3ドル], [else
 3ドル])dnl
fi])

# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
# ---------------------------------------------
m4_define([_PKG_CONFIG],
[if test -n "$1ドル"; then
 pkg_cv_[]1ドル="$1ドル"
 elif test -n "$PKG_CONFIG"; then
 PKG_CHECK_EXISTS([3ドル],
 [pkg_cv_[]1ドル=`$PKG_CONFIG --[]2ドル "3ドル" 2>/dev/null`
		 test "x$?" != "x0" && pkg_failed=yes ],
		 [pkg_failed=yes])
 else
 pkg_failed=untried
fi[]dnl
])# _PKG_CONFIG

# _PKG_SHORT_ERRORS_SUPPORTED
# -----------------------------
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
])# _PKG_SHORT_ERRORS_SUPPORTED


# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
# [ACTION-IF-NOT-FOUND])
#
#
# Note that if there is a possibility the first call to
# PKG_CHECK_MODULES might not happen, you should be sure to include an
# 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ドル][_CFLAGS], [C compiler flags for 1,ドル overriding pkg-config])dnl
AC_ARG_VAR([1ドル][_LIBS], [linker flags for 1,ドル overriding pkg-config])dnl

pkg_failed=no
AC_MSG_CHECKING([for 1ドル])

_PKG_CONFIG([1ドル][_CFLAGS], [cflags], [2ドル])
_PKG_CONFIG([1ドル][_LIBS], [libs], [2ドル])

m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables 1ドル[]_CFLAGS
and 1ドル[]_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 $_pkg_short_errors_supported = yes; then
	 1ドル[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "2ドル" 2>&1`
 else 
	 1ドル[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "2ドル" 2>&1`
 fi
	# Put the nasty error message in config.log where it belongs
	echo "$1ドル[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD

	m4_default([4ドル], [AC_MSG_ERROR(
[Package requirements (2ドル) were not met:

$1ドル_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ドル], [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ドル[]_CFLAGS=$pkg_cv_[]1ドル[]_CFLAGS
	1ドル[]_LIBS=$pkg_cv_[]1ドル[]_LIBS
 AC_MSG_RESULT([yes])
	3ドル
fi[]dnl
])# PKG_CHECK_MODULES


# PKG_INSTALLDIR(DIRECTORY)
# -------------------------
# Substitutes the variable pkgconfigdir as the location where a module
# should install pkg-config .pc files. By default the directory is
# $libdir/pkgconfig, but the default can be changed by passing
# DIRECTORY. The user can override through the --with-pkgconfigdir
# parameter.
AC_DEFUN([PKG_INSTALLDIR],
[m4_pushdef([pkg_default], [m4_default([1ドル], ['${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


# PKG_NOARCH_INSTALLDIR(DIRECTORY)
# -------------------------
# Substitutes the variable noarch_pkgconfigdir as the location where a
# module should install arch-independent pkg-config .pc files. By
# default the directory is $datadir/pkgconfig, but the default can be
# changed by passing DIRECTORY. The user can override through the
# --with-noarch-pkgconfigdir parameter.
AC_DEFUN([PKG_NOARCH_INSTALLDIR],
[m4_pushdef([pkg_default], [m4_default([1ドル], ['${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


# PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE,
# [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
# -------------------------------------------
# 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ドル], [value of 3ドル for 2,ドル overriding pkg-config])dnl

_PKG_CONFIG([1ドル], [variable="][3ドル]["], [2ドル])
AS_VAR_COPY([1ドル], [pkg_cv_][1ドル])

AS_VAR_IF([1ドル], [""], [5ドル], [4ドル])dnl
])# PKG_CHECK_VAR