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#
# set +o errexit -o noglob -o nounset is assumed.
#
rtlp_fetch_url_git() {
local _rpfug_cache_dname="${1}" _rpfug_git_args="${2}" _rpfug_git_branch="${3}" \
_rpfug_mirrors="${4}" _rpfug_pkg_name="${5}" _rpfug_subdir="${6}" \
_rpfug_tgtdir="${7}" _rpfug_url="${8}" \
_rpfug_cache_dname_full="" _rpfug_clonefl=0 _rpfug_dname="" \
_rpfug_git_pull_log_fname="" _rpfug_oldpwd="" _rpfug_url_base="";
_rpfug_cache_dname_full="${_rpfug_cache_dname}/${_rpfug_subdir##*/}";
(set -o errexit -o noglob -o nounset;
rtl_flock_acquire 4 || exit "${?}";
trap "rm -f \"${_rpfug_cache_dname_full%%[/]}.fetching\"" EXIT;
if [ -e "${_rpfug_cache_dname_full}" ]; then
(rtl_fileop cd "${_rpfug_cache_dname_full}" || exit 1;
_rpfug_git_pull_log_fname="$(mktemp)" || exit 1;
trap 'rm -f "${_rpfug_git_pull_log_fname}" 2>/dev/null' EXIT HUP INT TERM USR1 USR2;
if ! git pull ${_rpfug_git_args} origin "${_rpfug_git_branch:-main}" >"${_rpfug_git_pull_log_fname}" 2>&1; then
if grep -q '^fatal: refusing to merge unrelated histories$' "${_rpfug_git_pull_log_fname}"; then
cat "${_rpfug_git_pull_log_fname}"; printf "Detected forced push(es).\n";
elif grep -q '^Automatic merge failed; fix conflicts and then commit the result.$' "${_rpfug_git_pull_log_fname}"; then
cat "${_rpfug_git_pull_log_fname}"; printf "Detected forced push(es).\n"; git merge --abort;
else
cat "${_rpfug_git_pull_log_fname}"; exit 1;
fi;
while true; do
printf "Attempting git-reset(1) --hard HEAD^ and git-pull(1)...\n";
if ! git reset --hard "HEAD^"; then
exit 1;
elif git pull ${_rpfug_git_args} origin "${_rpfug_git_branch:-main}"; then
exit 0;
fi;
done;
else
cat "${_rpfug_git_pull_log_fname}"; exit 0;
fi;) || return 1;
(rtl_fileop cd "${_rpfug_cache_dname_full}" &&\
git submodule update) || return 1;
else if git clone ${_rpfug_git_args} -b "${_rpfug_git_branch:-main}" "${_rpfug_url}" "${_rpfug_cache_dname_full}"; then
_rpfug_clonefl=1;
elif [ "${_rpfug_mirrors}" = "skip" ]; then
return 1;
else for _rpfug_url_base in ${_rpfug_mirrors}; do
if git clone ${_rpfug_git_args} -b "${_rpfug_git_branch:-main}" "${_rpfug_url_base}/${_rpfug_pkg_name}/${_rpfug_subdir}" "${_rpfug_cache_dname_full}"; then
_rpfug_clonefl=1; break;
fi;
done;
fi;
if [ "${_rpfug_clonefl}" -eq 0 ]; then
return 1;
else if [ "${_rpfug_git_branch:+1}" = 1 ]; then
(rtl_fileop cd "${_rpfug_cache_dname_full}" &&\
git checkout "${_rpfug_git_branch}") || return 1;
fi;
(rtl_fileop cd "${_rpfug_cache_dname_full}" &&\
git submodule update --init) || return 1;
fi;
fi;
if [ "${_rpfug_cache_dname}" != "${_rpfug_tgtdir}" ]; then
_rpfug_oldpwd="${PWD}"; rtl_fileop cd "${_rpfug_tgtdir}" || return 1;
rtl_fileop rm "${_rpfug_tgtdir}/${_rpfug_subdir}" || return 1;
_rpfug_dname="${_rpfug_tgtdir}/${_rpfug_subdir}"; rtl_dirname \$_rpfug_dname;
if ! [ -e "${_rpfug_dname}" ]; then
rtl_fileop mkdir "${_rpfug_dname}";
fi;
rtl_fileop cp "${_rpfug_cache_dname_full}" "${_rpfug_tgtdir}/${_rpfug_subdir}" || return 1;
rtl_fileop cd "${_rpfug_oldpwd}" || return 1;
fi) 4<>"${_rpfug_cache_dname_full%%[/]}.fetching";
if [ "${?}" -eq 0 ]; then
cd "$(pwd)";
else
return 1;
fi;
};
rtl_fetch_mirror_urls_git() {
local _rfmug_git_args="${1}" _rfmug_tgtdir="${2}" \
_rfmug_dname="" _rfmug_rc=0 _rfmug_repo_dname="" _rfmug_subdir="" \
_rfmug_url="" _rfmug_url_spec=""; shift 2;
for _rfmug_url_spec in "${@}"; do
_rfmug_subdir="${_rfmug_url_spec%=*}"; _rfmug_subdir="${_rfmug_subdir##*/}"; _rfmug_url="${_rfmug_url_spec#*=}"; _rfmug_url="${_rfmug_url%@*}";
_rfmug_repo_dname="${_rfmug_subdir}"; [ "${_rfmug_repo_dname%.git}" = "${_rfmug_repo_dname}" ] && _rfmug_repo_dname="${_rfmug_repo_dname}.git";
_rfmug_dname="${_rfmug_tgdir}"; rtl_dirname \$_rfmug_dname;
if ! [ -e "${_rfmug_dname}" ]; then
rtl_fileop mkdir "${_rfmug_dname}";
fi;
(set -o errexit -o noglob -o nounset;
rtl_flock_acquire 4 || exit "${?}";
trap "rm -f \"${_rfmug_tgtdir}/.fetching\"" EXIT;
if [ -e "${_rfmug_tgtdir}/${_rfmug_repo_dname}" ]; then
(rtl_fileop cd "${_rfmug_tgtdir}/${_rfmug_repo_dname}" && git fetch ${_rfmug_git_args} --all) || return 1;
else (rtl_fileop cd "${_rfmug_tgtdir}" && git clone ${_rfmug_git_args} --mirror "${_rfmug_url}" "${_rfmug_repo_dname}") || return 1;
fi) 4<>"${_rfmug_tgtdir}/.fetching";
if [ "${?}" -ne 0 ]; then
_rfmug_rc=1;
fi;
done;
return "${_rfmug_rc}";
};
rtl_fetch_urls_git() {
local _rfug_cache_dname="${1}" _rfug_git_args="${2}" _rfug_tgtdir="${3}" \
_rfug_pkg_name="${4}" _rfug_mirrors="${5}" \
_rfug_git_branch="" _rfug_subdir="" _rfug_url="" _rfug_url_spec=""; shift 5;
for _rfug_url_spec in "${@}"; do
_rfug_subdir="${_rfug_url_spec%=*}";
_rfug_url="${_rfug_url_spec#*=}";
_rfug_url="${_rfug_url%@*}";
if [ "${_rfug_url_spec#*@}" != "${_rfug_url_spec}" ]; then
_rfug_git_branch=${_rfug_url_spec#*@};
fi;
if ! rtlp_fetch_url_git \
"${_rfug_cache_dname}" "${_rfug_git_args}" \
"${_rfug_git_branch}" "${_rfug_mirrors}" \
"${_rfug_pkg_name}" "${_rfug_subdir}" \
"${_rfug_tgtdir}" "${_rfug_url}";
then
return 1;
fi;
done;
return 0;
};
# vim:filetype=sh
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