#!/bin/sh
# MIT/X Consortium License
#
# 2010-2013 Petr Ĺ abata <contyk@redhat.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
#
name=dwm-start
version=VERSION
release=RELEASE
sources=/usr/src/dwm-user-${version}-${release}
bindir=~/.dwm
builddir=~/.dwmbuild
config=${bindir}/config.h
modified=${bindir}/modified
buildver=${bindir}/version
patches=${bindir}/patches
patchmod=0
function usage {
echo "${name} [-h | -f]" 1>&2
echo " -h Show this help" 1>&2
echo " -f Force dwm rebuild" 1>&2
}
function run_custom {
echo "${name}: Running user dwm..." 1>&2
${bindir}/dwm
}
function run_system {
echo "${name}: Running system dwm..." 1>&2
dwm
}
function rebuild {
if [ ! -d ${sources} ]; then
echo "${name}: Cannot find sources in ${sources}. Not rebuilding." 1>&2
else
echo "${name}: Rebuilding dwm... " 1>&2
rm -rf ${builddir}
cp -R ${sources} ${builddir}
[ -f ${config} ] && cp ${config} ${builddir}/config.h
cd ${builddir}
if [ -d ${patches} ]; then
echo "${name}: Applying patches..." 1>&2
find ${patches} -type f -name '*.diff' | sort | xargs -n1 patch -p1 -i
fi
make 2>&1 > ${builddir}/build.log
if [ "$?" -ne 0 ]; then
echo "${name}: FAILED" 1>&2
echo "${name}: See ${builddir}/build.log." 1>&2
exit 1
else
echo "${name}: OK" 1>&2
fi
mv ${builddir}/dwm ${bindir}
cd $HOME
rm -rf ${builddir}
echo $(stat -c %Y "${bindir}/dwm") > ${modified}
echo "${version}-${release}" > ${buildver}
fi
}
if [ "$#" -gt 0 -a "$1" != "-f" ]; then
usage
exit
fi
mkdir -p ${bindir}
if [ -f ${config} -o -d ${patches} ]; then
if [ -d ${patches} ]; then
patchmod=$(find ${patches} -type f -name '*.diff' -exec stat -c %Y {} \; | sort -r | head -n1)
if [ "${patchmod}" = "" ]; then
patchmod=0
fi
fi
configmod=$(stat -c %Y ${config})
if [ "${configmod}" = "" ]; then
configmod=0
fi
if [ ! -f ${modified} ] || [ "$(cat ${modified})" -lt "${configmod}" ] ||
[ "$(cat ${modified})" -lt "${patchmod}" ] || [ ! -f ${buildver} ] ||
[ "$(cat ${buildver})" != "${version}-${release}" ] || [ "$1" = '-f' ]; then
rebuild
fi
run_custom
elif [ -f ${bindir}/dwm ]; then
run_custom
else
run_system
fi