#!@@SHELL@@
#
# opkhelper
# src/opkbuild
# Build opkg packages.
#
# 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 .
. @@LIBDIR@@/opkhelper/controlfields
. @@LIBDIR@@/opkhelper/architecture
. @@LIBDIR@@/opkhelper/archive
print_usage()
{
cat <.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Written by P. J. McDermott.
EOF
}
error()
{
[ ${#} -eq 1 ] && printf 'opkbuild: [%s] Error\n' "${1}" >&2
if ${dbg}; then
printf 'opkbuild: Starting debugging shell...\n' >&2
@@SHELL@@
fi
cd ..
rm -Rf tmp 2> /dev/null
exit 1
}
source_only=false
binary_only=false
opts=$(getopt -n "${0}" -o 'Sbr:a:p:ds:V' -- "${@}")
if [ ${?} -ne 0 ]; then
print_usage "${0}" >&2
exit 1;
fi
eval set -- "${opts}"
while true; do
case "${1}" in
-S)
source_only=true
shift
;;
-b)
binary_only=true
shift
;;
-r)
uid0_cmd=${2}
shift 2
;;
-a)
host_arch=${2}
shift 2
;;
-p)
host_platform=${2}
shift 2
;;
-d)
dbg=true
shift
;;
-s)
status_override=${2}
shift 2
;;
-V)
print_version
exit 0
;;
--)
shift
break
;;
*)
print_usage "${0}" >&2
exit 1
;;
esac
done
if ${source_only} && ${binary_only}; then
printf 'opkbuild: Error: Cannot combine -S and -b\n' >&2
exit 1
fi
if [ -z "${uid0_cmd}" ]; then
uid0_cmd=fakeroot
fi
${uid0_cmd} true
if [ ${?} -ne 0 ]; then
printf 'opkbuild: Error running command to gain UID 0\n' >&2
exit 1
fi
if [ -z "${dbg}" ]; then
dbg=false
fi
# Sanity checks.
printf 'opkbuild: Checking for sanity...\n'
if [ ! -f format -o ! -f build -o ! -f control ]; then
printf 'Error: Current working directory is not a source package.\n' >&2
exit 1
fi
if [ "$(cat format)" != '1.0' ]; then
printf 'Error: Source package is of an incompatible version.\n' >&2
exit 1
fi
# Attempt to detect the build architecture.
build_arch=$(opkg print-architecture | sed -n \
's/^arch \([^ -][^ -]*-[^ -][^ -]*-[^ -][^ -]*\) [0-9][0-9]*$/\1/p')
if [ -z "${build_arch}" ]; then
printf 'opkbuild: Error: No installable architecture found\n' >&2
exit 1
elif [ $(echo "${build_arch}" | wc -l) -gt 1 ]; then
printf 'opkbuild: Error: Multiple installable architectures found\n' >&2
exit 1
fi
# If a host architecture is not specified, natively build.
if [ -z "${host_arch}" ]; then
host_arch="${build_arch}"
fi
# Attempt to detect the build platform.
build_platform=$(opkg print-architecture | sed -n \
's/^arch \([^ -][^ -]*\) [0-9][0-9]*$/\1/p' | \
grep -v 'all')
if [ -z "${build_platform}" ]; then
printf 'opkbuild: Error: No build platforms found\n' >&2
exit 1
elif [ $(echo "${build_platform}" | wc -l) -gt 1 ]; then
printf 'opkbuild: Error: Multiple build platforms found\n' >&2
exit 1
fi
# If there no config files to copy, build platform-independent packages.
if [ ! -f config ]; then
host_platform=''
# If a host platform was not specified, natively configure.
elif [ -z "${host_platform}" ]; then
host_platform="${build_platform}"
fi
# Resolve status override file path.
pkg_dir="${PWD}"
cd "$(dirname "${status_override}")"
status_override="${PWD}/$(basename "${status_override}")"
cd "${pkg_dir}"
# Make work area.
printf 'opkbuild: Making work area...\n'
mkdir tmp
cd tmp
# Get source package name and version.
printf 'opkbuild: Reading source package control fields...\n'
srcpkg=$(oh_get_field Source)
version=$(oh_get_field Version)
export OH_SRCPKG="${srcpkg}"
export OH_PKGVER=${version}
# Set environment variables for the build architecture.
export OH_BUILD_ARCH_DIST="${build_arch}"
IFS=- read OH_BUILD_ARCH_CPU OH_BUILD_ARCH_KERNEL OH_BUILD_ARCH_LIBS <&2
exit 1
fi
archtab_bre='[ \t][ \t]*\([^ \t][^ \t]*[ \t][ \t]*[^ \t][^ \t]*\)'
# TODO: kbuild doesn't have standardized architecture names. For example, IA-32
# is known as "x86" in Linux and "i386" in BusyBox. So we should support a
# comma-separated list of possible values and try to find one in src/arch once
# the software source code is copied into the work area.
# TODO: Ideally, we should have a tool like debhelper's dh_auto_configure that
# detects the build system in use and configures the build automatically,
# including cross building options.
# Look up build GNU and kbuild architecture names.
archtab_row_build="$(sed -n \
"s/^${OH_BUILD_ARCH_DIST}${archtab_bre}\$/\\1/p" \
"@@DATADIR@@/opkhelper/archtab")"
if [ -z "${archtab_row_build}" ]; then
printf 'opkbuild: Error: "%s" not found in architecture table.\n' \
"${OH_BUILD_ARCH_DIST}" >&2
exit 1
fi
read OH_BUILD_ARCH_GNU OH_BUILD_ARCH_KBUILD <&2
exit 1
fi
read OH_HOST_ARCH_GNU OH_HOST_ARCH_KBUILD <}"
# Check build dependencies.
oh-checkbuilddeps -s "${status_override}" || error "${srcpkg}-src"
printf '\n'
# TODO: This should maybe go in the library.
if ! ${binary_only}; then
# Build *-src package.
printf 'opkbuild: Attempting to build package "%s"...\n' "${srcpkg}-src"
printf 'opkbuild: Installing files for package "%s"...\n' "${srcpkg}-src"
${uid0_cmd} mkdir -p ${srcpkg}-src.data/usr/src/${srcpkg}_${version} ||
error "${srcpkg}-src"
for file in ../*; do
case ${file} in
../tmp)
;;
../*)
${uid0_cmd} cp -R ${file} \
${srcpkg}-src.data/usr/src/${srcpkg}_${version} ||
error "${srcpkg}-src"
;;
esac
done
( ${uid0_cmd} oh-gencontrol -s;) || error "${srcpkg}-src"
( ${uid0_cmd} oh-buildopk -s;) || error "${srcpkg}-src"
( ${uid0_cmd} rm -Rf ${srcpkg}-src.data;) || error "${srcpkg}-src"
printf 'opkbuild: Package "%s" complete!\n\n' "${srcpkg}-src"
fi
# TODO: This should maybe go in the library.
if ! ${source_only}; then
# Build other binary packages.
for binpkgdir in ../*.pkg/; do
binpkg=${binpkgdir#'../'}
binpkg=${binpkg%'.pkg/'}
export OH_BINPKG="${binpkg}"
# Check architecture.
oh_is_buildable "${binpkg}"
if [ ${?} -eq 0 ]; then
printf 'opkbuild: Attempting to build package "%s"...\n' "${binpkg}"
# Copy or extract software sources to src.
if [ -d ../src ]; then
printf 'opkbuild: Copying sources into work area...\n'
cp -Rp ../src src || error "${binpkg}"
else
printf 'opkbuild: Extracting sources into work area...\n'
oh_archive_extract_source
case ${?} in
1)
printf 'opkbuild: Error: No source archive found\n' >&2
error
;;
2)
printf 'opkbuild: Error: Multiple source archives found\n' \
>&2
error
;;
3)
printf 'opkbuild: Error: %s\n' \
'Unsupported archive compression format detected' >&2
error
;;
4)
printf 'opkbuild: Error: %s\n' \
'No directories found in source archive' >&2
error
;;
5)
printf 'opkbuild: Error: %s\n' \
'Multiple top-level directories found in source archive' >&2
error
;;
6)
printf 'opkbuild: Error: %s\n' \
'Failed to extract source archive' >&2
error
;;
7)
printf 'opkbuild: Error: %s\n' \
'Failed to move extracted sources' >&2
error
;;
esac
fi
# Make installation directory.
# TODO: Maybe this should be an FHS-compliant filesystem hierarchy.
mkdir dest || error "${binpkg}"
# Apply patches.
oh-applypatches
# Copy platform config files.
oh-copyconfig || error "${binpkg}"
# Build the package.
${uid0_cmd} ../build ${binpkg} || error "${binpkg}"
printf 'opkbuild: Package "%s" complete!\n\n' "${binpkg}"
# Clean up everything except the build stamps.
for file in *; do
case ${file} in
*stamp)
;;
*)
${uid0_cmd} rm -Rf ${file} || error "${binpkg}"
;;
esac
done
fi
done
fi
# Clean up tmp.
cd ..
rm -Rf tmp