#
# $Id: pkgconfig.in,v 1.2 2003/10/04 15:07:59 jmmv Exp $
# Handle pkgconfig files.
#
# buildtool
# Copyright (c) 2003 Julio M. Merino Vidal.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
# 3. Neither the name of the author nor the names of contributors may
#    be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
# PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#

global PKG_CONFIG_PATH
global pc_file
global pc_cflags pc_descr pc_libs pc_name pc_version

pkgconfig_open() {
    local pkgname=$1
    local d dirs

    [ -n "${pc_file}" ] && btcmn_err "pkgconfig file already opened"

    pc_file=
    pc_cflags= pc_descr= pc_libs= pc_name= pc_version=

    dirs=$(echo ${PKG_CONFIG_PATH}:@DIR_PKGCONFIG@ | tr : ' ')
    for d in ${dirs}; do
        if [ -f ${d}/${pkgname}.pc ]; then
            pc_file=${d}/${pkgname}.pc
            pc_name=${pkgname}
            pkgconfig_cnvt_read
            return 0
        fi
    done
    return 1
}

pkgconfig_cnvt_read() {
    local tmp=/tmp/bt_pkgflags-pc.$$
    local Cflags= Description= Libs= Name= Version=
    local Requires=

    egrep -v '^$' ${pc_file} | sed -e 's|=|="|' -e 's|: |="|' -e 's|:$|="|' \
        -e 's|$|"|' > ${tmp}
    set +w
    . ${tmp}
    set -w
    rm -f ${tmp}

    pc_cflags=${Cflags}
    pc_descr=${Description}
    pc_libs=${Libs}
    pc_name=${Name}
    pc_version=${Version}
}

pkgconfig_close() {
    [ -z "${pc_file}" ] && btcmn_err "no pkgconfig file currently opened"
    pc_file=
}

pkgconfig_get_cflags() {
    echo ${pc_cflags}
}

pkgconfig_get_libs() {
    echo ${pc_libs}
}

pkgconfig_get_name() {
    echo ${pc_name}
}

pkgconfig_get_version() {
    echo ${pc_version}
}

# Local Variables: ***
# mode: shell-script ***
# End: ***
# vim: syntax=sh