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|
#! /bin/sh
#
# opkhelper
# configure
# Configuration script to generate Makefile.
#
# Copyright (C) 2012 Patrick "P. J." McDermott
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
PACKAGE='opkhelper'
VERSION='0.1.0'
print_usage()
{
printf 'Usage: %s [OPTION]...\n' "$1"
}
print_help()
{
cat <<EOF
\`configure' configures ${PACKAGE} ${VERSION} to adapt to ONE kind of system.
$(print_usage "${1}")
Configuration:
-h, --help display this help and exit
-V, --version display version information and exit
-q, --quiet do not print \`checking ...' messages
--srcdir=SRCDIR find the scripts in SRCDIR
default: configure dir
Installation directories:
--prefix=PREFIX install files under PREFIX
default: /usr/local
--bindir=BINDIR install scripts in BINDIR
default: PREFIX/bin
EOF
}
print_version()
{
cat <<EOF
${PACKAGE} ${VERSION} configure
Not generated by GNU Autoconf
Copyright (C) 2012 Patrick "P. J." McDermott
License: GNU GPL version 3 or later <http://www.gnu.org/licenses/gpl.html>.
This configure script is free software: you can redistribute and/or modify it.
There is NO WARRANTY, to the extent permitted by law.
EOF
}
opts=$(getopt -n "${0}" -o 'hVq' -l 'help,version,quiet' \
-l 'srcdir:,prefix:,bindir:' -- "${@}")
if [ ${?} -ne 0 ]; then
print_usage "${0}" >&2
exit 1;
fi
eval set -- "${opts}"
while true; do
case "${1}" in
-h|--help)
print_help "${0}"
exit 0
;;
-V|--version)
print_version
exit 0
;;
-q|--quiet)
QUIET=true
shift
;;
--srcdir)
SRCDIR="${2}"
shift 2
;;
--prefix)
PREFIX="${2}"
shift 2
;;
--bindir)
# Leave PREFIX unexpanded for now, in case it isn't set yet.
BINDIR="\${PREFIX}/${2}"
shift 2
;;
--)
shift
break
;;
*)
print_usage "${0}" >&2
exit 1
;;
esac
done
if [ -z "${QUIET}" ]; then
QUIET=false
fi
if [ -z "${SRCDIR}" ]; then
SRCDIR=$(dirname "${0}")
fi
if [ -z "${PREFIX}" ]; then
PREFIX=/usr/local
fi
if [ -z "${BINDIR}" ]; then
BINDIR=${PREFIX}/bin
fi
# Expand PREFIX if it's there.
eval "BINDIR=${BINDIR}"
find_dependency()
{
dep=${1}
var=${2}
shift 2
${QUIET} || printf 'checking for %s... ' "${dep}"
while [ ${#} -gt 0 ]; do
if [ -f "${1}/${dep}" ]; then
${QUIET} || printf '%s/%s\n' "${1}" "${dep}"
eval "${var}=${1}/${dep}"
return 0
fi
shift
done
${QUIET} || printf 'not found\n'
missing_dependencies=true
return 1
}
missing_dependencies=false
find_dependency sh SHELL /bin
find_dependency install INSTALL /usr/bin
if ${missing_dependencies}; then
printf '\nSome dependencies could not be found.\n'
printf 'Please make sure all dependencies are installed and try again.\n\n'
exit 1
fi
sed_script="
s&@shell@&${SHELL}&
s&@install@&${INSTALL} -c&
s&@srcdir@&${SRCDIR}&
s&@prefix@&${PREFIX}&
s&@bindir@&${BINDIR}&"
# Replace configuration variables in Makefile.in
sed "$sed_script" ${SRCDIR}/Makefile.in > Makefile
printf '\nConfiguration complete!\n\n'
|
