1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/common/autoconf/build-aux/pkg.m4 Wed Apr 27 01:39:08 2016 +0800 1.3 @@ -0,0 +1,181 @@ 1.4 +# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*- 1.5 + 1.6 +# 1.7 +# Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. 1.8 +# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.9 +# 1.10 +# This code is free software; you can redistribute it and/or modify it 1.11 +# under the terms of the GNU General Public License version 2 only, as 1.12 +# published by the Free Software Foundation. Oracle designates this 1.13 +# particular file as subject to the "Classpath" exception as provided 1.14 +# by Oracle in the LICENSE file that accompanied this code. 1.15 +# 1.16 +# This code is distributed in the hope that it will be useful, but WITHOUT 1.17 +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.18 +# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.19 +# version 2 for more details (a copy is included in the LICENSE file that 1.20 +# accompanied this code). 1.21 +# 1.22 +# You should have received a copy of the GNU General Public License version 1.23 +# 2 along with this work; if not, write to the Free Software Foundation, 1.24 +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.25 +# 1.26 +# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.27 +# or visit www.oracle.com if you need additional information or have any 1.28 +# questions. 1.29 +# 1.30 + 1.31 +# 1.32 +# Copyright © 2004 Scott James Remnant <scott@netsplit.com>. 1.33 +# 1.34 +# This program is free software; you can redistribute it and/or modify 1.35 +# it under the terms of the GNU General Public License as published by 1.36 +# the Free Software Foundation; either version 2 of the License, or 1.37 +# (at your option) any later version. 1.38 +# 1.39 +# This program is distributed in the hope that it will be useful, but 1.40 +# WITHOUT ANY WARRANTY; without even the implied warranty of 1.41 +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 1.42 +# General Public License for more details. 1.43 +# 1.44 +# You should have received a copy of the GNU General Public License 1.45 +# along with this program; if not, write to the Free Software 1.46 +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 1.47 +# 1.48 +# As a special exception to the GNU General Public License, if you 1.49 +# distribute this file as part of a program that contains a 1.50 +# configuration script generated by Autoconf, you may include it under 1.51 +# the same distribution terms that you use for the rest of that program. 1.52 + 1.53 +# PKG_PROG_PKG_CONFIG([MIN-VERSION]) 1.54 +# ---------------------------------- 1.55 +AC_DEFUN([PKG_PROG_PKG_CONFIG], 1.56 +[m4_pattern_forbid([^_?PKG_[A-Z_]+$]) 1.57 +m4_pattern_allow([^PKG_CONFIG(_PATH)?$]) 1.58 +AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])dnl 1.59 +if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then 1.60 + AC_PATH_TOOL([PKG_CONFIG], [pkg-config]) 1.61 +fi 1.62 +if test -n "$PKG_CONFIG"; then 1.63 + _pkg_min_version=m4_default([$1], [0.9.0]) 1.64 + AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version]) 1.65 + if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then 1.66 + AC_MSG_RESULT([yes]) 1.67 + else 1.68 + AC_MSG_RESULT([no]) 1.69 + PKG_CONFIG="" 1.70 + fi 1.71 + 1.72 +fi[]dnl 1.73 +])# PKG_PROG_PKG_CONFIG 1.74 + 1.75 +# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) 1.76 +# 1.77 +# Check to see whether a particular set of modules exists. Similar 1.78 +# to PKG_CHECK_MODULES(), but does not set variables or print errors. 1.79 +# 1.80 +# 1.81 +# Similar to PKG_CHECK_MODULES, make sure that the first instance of 1.82 +# this or PKG_CHECK_MODULES is called, or make sure to call 1.83 +# PKG_CHECK_EXISTS manually 1.84 +# -------------------------------------------------------------- 1.85 +AC_DEFUN([PKG_CHECK_EXISTS], 1.86 +[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 1.87 +if test -n "$PKG_CONFIG" && \ 1.88 + AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then 1.89 + m4_ifval([$2], [$2], [:]) 1.90 +m4_ifvaln([$3], [else 1.91 + $3])dnl 1.92 +fi]) 1.93 + 1.94 + 1.95 +# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) 1.96 +# --------------------------------------------- 1.97 +m4_define([_PKG_CONFIG], 1.98 +[if test -n "$$1"; then 1.99 + pkg_cv_[]$1="$$1" 1.100 + elif test -n "$PKG_CONFIG"; then 1.101 + PKG_CHECK_EXISTS([$3], 1.102 + [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`], 1.103 + [pkg_failed=yes]) 1.104 + else 1.105 + pkg_failed=untried 1.106 +fi[]dnl 1.107 +])# _PKG_CONFIG 1.108 + 1.109 +# _PKG_SHORT_ERRORS_SUPPORTED 1.110 +# ----------------------------- 1.111 +AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], 1.112 +[AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 1.113 +if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then 1.114 + _pkg_short_errors_supported=yes 1.115 +else 1.116 + _pkg_short_errors_supported=no 1.117 +fi[]dnl 1.118 +])# _PKG_SHORT_ERRORS_SUPPORTED 1.119 + 1.120 + 1.121 +# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], 1.122 +# [ACTION-IF-NOT-FOUND]) 1.123 +# 1.124 +# 1.125 +# Note that if there is a possibility the first call to 1.126 +# PKG_CHECK_MODULES might not happen, you should be sure to include an 1.127 +# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac 1.128 +# 1.129 +# 1.130 +# -------------------------------------------------------------- 1.131 +AC_DEFUN([PKG_CHECK_MODULES], 1.132 +[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 1.133 +AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl 1.134 +AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl 1.135 + 1.136 +pkg_failed=no 1.137 +AC_MSG_CHECKING([for $1]) 1.138 + 1.139 +_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) 1.140 +_PKG_CONFIG([$1][_LIBS], [libs], [$2]) 1.141 + 1.142 +m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS 1.143 +and $1[]_LIBS to avoid the need to call pkg-config. 1.144 +See the pkg-config man page for more details.]) 1.145 + 1.146 +if test $pkg_failed = yes; then 1.147 + _PKG_SHORT_ERRORS_SUPPORTED 1.148 + if test $_pkg_short_errors_supported = yes; then 1.149 + $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "$2" 2>&1` 1.150 + else 1.151 + $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors "$2" 2>&1` 1.152 + fi 1.153 + # Put the nasty error message in config.log where it belongs 1.154 + echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD 1.155 + 1.156 + ifelse([$4], , [AC_MSG_ERROR(dnl 1.157 +[Package requirements ($2) were not met: 1.158 + 1.159 +$$1_PKG_ERRORS 1.160 + 1.161 +Consider adjusting the PKG_CONFIG_PATH environment variable if you 1.162 +installed software in a non-standard prefix. 1.163 + 1.164 +_PKG_TEXT 1.165 +])], 1.166 + [AC_MSG_RESULT([no]) 1.167 + $4]) 1.168 +elif test $pkg_failed = untried; then 1.169 + ifelse([$4], , [AC_MSG_FAILURE(dnl 1.170 +[The pkg-config script could not be found or is too old. Make sure it 1.171 +is in your PATH or set the PKG_CONFIG environment variable to the full 1.172 +path to pkg-config. 1.173 + 1.174 +_PKG_TEXT 1.175 + 1.176 +To get pkg-config, see <http://pkg-config.freedesktop.org/>.])], 1.177 + [$4]) 1.178 +else 1.179 + $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS 1.180 + $1[]_LIBS=$pkg_cv_[]$1[]_LIBS 1.181 + AC_MSG_RESULT([yes]) 1.182 + ifelse([$3], , :, [$3]) 1.183 +fi[]dnl 1.184 +])# PKG_CHECK_MODULES