lbmk/resources/scripts/download/gitmodule

89 lines
1.7 KiB
Bash
Executable File

#!/usr/bin/env bash
# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
# SPDX-License-Identifier: GPL-3.0-only
Print_help(){
cat <<- EOF
Usage: ./download gitmodule [name]
Options:
name: The name of the module as specified in resources/git/revisions file
EOF
}
Fail(){
printf "${@}\n"
Print_help
exit 1
}
Check_vars(){
if [ -z "${revision+x}" ]; then
Fail 'Error: revision not set'
fi
if [ -z "${location+x}" ]; then
Fail 'Error: location not set'
fi
if [ -z "${url+x}" ]; then
Fail 'Error: url not set'
fi
}
Patch(){
for patchfile in ${PWD}/${patchdir}/*.patch ; do
( cd ${tmp_dir}
git am ${patchfile} || return 1
)
done
}
Run(){
git clone ${url} ${tmp_dir} || git clone ${bkup_url} ${tmp_dir} || Fail "ERROR: couldn't download ${name}\n Check Network connection"
( cd ${tmp_dir} && git reset --hard ${revision} )
patchdir="resources/${name}/patches"
if [ -d "${patchdir}" ]; then
Patch || Fail "ERROR: Faild to patch ${name}"
fi
mv ${tmp_dir} ${location} || Fail "ERROR: couldn't copy temp to destination\n ${tmp_dir} > ${location} check permissions"
}
if [ -z "${1+x}" ]; then
Fail 'Error: name not set'
else
name=${1}
fi
while read -r line ; do
set ${line} >/dev/null 2>&1
case ${line} in
rev:*)
revision=${2}
;;
loc:*)
location=${2}
;;
url:*)
url=${2}
;;
bkup_url:*)
bkup_url=${2}
;;
esac
done <<< $(eval "awk ' /\{.*${name}.*}{/ {flag=1;next} /\}/{flag=0} flag { print }' resources/git/revisions")
Check_vars
tmp_dir=$(mktemp -dt "${name}_XXXXX")
# clean out old version just in case
if [ -d "${location}" ]; then
rm -rf ${location}
fi
Run
# clean in case of failure
rm -rf ${tmp_dir} >/dev/null 2>&1