#!/usr/bin/env bash
#
# Wrapper for git to handle more subdirs at the same time
#
if [ -n "$g_debug" ] ; then
set -x
fi
SUBMODULES_ALL="dictionaries helpcontent2 translations"
pushd $(dirname $0) > /dev/null
if [ -f config_host.mk ] ; then
# we are in the BUILDDIR
SRC_ROOT=$(cat config_host.mk | grep -a SRC_ROOT | sed -e "s/.*=//")
else
SRC_ROOT=$(pwd)
fi
popd > /dev/null
COREDIR="$SRC_ROOT"
usage()
{
git
echo
echo "Usage: g [options] [git (checkout|clone|fetch|grep|pull|push|reset) [git options/args..]]"
echo ""
echo " -z restore the git hooks and do other sanity checks"
}
refresh_submodule_hooks()
{
local repo=$1
local hook
local hook_name
if [ -d ${repo?}/.git ] ; then
# use core's hook by default
for hook_name in $(ls -1 "${COREDIR?}/.git-hooks") ; do
hook="${repo?}/.git/hooks/${hook_name?}"
if [ ! -e "${hook?}" -o -L "${hook?}" ] ; then
rm -f "${hook?}"
ln -sf "${COREDIR?}/.git-hooks/${hook_name?}" "${hook?}"
fi
done
# override if need be by the submodules' own hooks
for hook_name in $(ls -1 "${COREDIR?}/${repo?}/.git-hooks" 2>/dev/null) ; do
hook="${repo?}/.git/hooks/${hook_name?}"
if [ ! -e "${hook?}" -o -L "${hook?}" ] ; then
rm -f "${hook?}"
ln -sf "${COREDIR?}/${repo?}/.git-hooks/${hook_name?}" "${hook?}"
fi
done
elif [ -d .git/modules/${repo}/hooks ] ; then
for hook_name in $(ls -1 "${COREDIR?}/.git-hooks") ; do
hook=".git/modules/${repo?}/hooks/${hook_name?}"
if [ ! -e "${hook?}" -o -L "${hook?}" ] ; then
rm -f "${hook?}"
ln -sf "${COREDIR?}/.git-hooks/${hook_name?}" "${hook?}"
fi
done
# override if need be by the submodules' own hooks
for hook_name in $(ls -1 "${COREDIR?}/${repo?}/.git-hooks" 2>/dev/null) ; do
hook=".git/modules/${repo?}/hooks/${hook_name?}"
if [ ! -e "${hook?}" -o -L "${hook?}" ] ; then
rm -f "${hook?}"
ln -sf "${COREDIR?}/${repo?}/.git-hooks/${hook_name?}" "${hook?}"
fi
done
fi
}
refresh_all_hooks()
{
local repo
local hook_name
local hook
pushd "${COREDIR?}" > /dev/null
for hook_name in $(ls -1 "${COREDIR?}/.git-hooks") ; do
hook=".git/hooks/${hook_name?}"
if [ ! -e "${hook?}" -o -L "${hook?}" ] ; then
rm -f "${hook?}"
ln -sf "${COREDIR?}/.git-hooks/${hook_name?}" "${hook?}"
fi
done
for repo in ${SUBMODULES_ALL?} ; do
refresh_submodule_hooks $repo
done
# In our workflow, it's always gerrit that does the submodule updates, so
# better ignoring them to avoid accidentally including those changes in our
# commits.
# 'git submodule status' can be still used to see if a submodule has such
# changes.
for repo in ${SUBMODULES_CONFIGURED?} ; do
git config submodule.$repo.ignore all
done
popd > /dev/null
}
set_push_url()
{
local repo
repo="$1"
if [ -n "$repo" ] ; then
pushd "${COREDIR?}/${repo?}" > /dev/null
else
pushd "${COREDIR?}" > /dev/null
repo="core"
fi
echo "setting up push url for ${repo?}"
if [ "${repo?}" = "helpcontent2" ] ; then
git config remote.origin.pushurl "ssh://${PUSH_USER}logerrit/help"
else
git config remote.origin.pushurl "ssh://${PUSH_USER}logerrit/${repo?}"
fi
popd > /dev/null
}
set_push_urls()
{
PUSH_USER="$1"
set_push_url
for repo in ${SUBMODULES_ACTIVE?} ; do
set_push_url "${repo?}"
done
}
get_active_submodules()
{
SUBMODULES_ACTIVE=""
local repo
for repo in ${SUBMODULES_ALL?} ; do
if [ -d ${repo?}/.git -o -f ${repo?}/.git ] ; then
SUBMODULES_ACTIVE="${repo?} ${SUBMODULES_ACTIVE?}"
fi
done
}
get_configured_submodules()
{
SUBMODULES_CONFIGURED=""
if [ -f config_host.mk ] ; then
SUBMODULES_CONFIGURED=$(cat config_host.mk | grep -a GIT_NEEDED_SUBMODULES | sed -e "s/.*=//")
else
# if we need the configured submoduel before the configuration is done. we assumed you want them all
SUBMODULES_CONFIGURED=${SUBMODULES_ALL?}
fi
}
get_git_reference()
{
REFERENCED_GIT=""
if [ -f config_host.mk ]; then
REFERENCED_GIT=$(cat config_host.mk | grep -a GIT_REFERENCE_SRC | sed -e "s/.*=//")
fi
LINKED_GIT=""
if [ -f config_host.mk ]; then
LINKED_GIT=$(cat config_host.mk | grep -a GIT_LINK_SRC | sed -e "s/.*=//")
fi
}
do_shortcut_update()
{
local module
local repo
for module in $SUBMODULES_CONFIGURED ; do
if [ ! -d ${module?}/.git ] ; then
case "${module?}" in
helpcontent2)
if [ -d clone/help/.git ] ; then
repo="clone/help/.git"
fi
;;
*)
if [ -d clone/${module?}/.git ] ; then
repo="clone/${module?}/.git"
fi
;;
esac
if [ -n "$repo" ] ; then
cp -r "${repo?}" "${module?}/."
fi
fi
done
}
do_git_cmd()
{
echo "cmd:$@"
git "$@"
git submodule foreach git "$@" $KEEP_GOING
}
do_checkout()
{
local cmd
local create_branch="0"
local branch
local module
git checkout "$@" || return $?
for cmd in "$@" ; do
if [ "$cmd" = "-f" ]; then
return 0
elif [ "$cmd" = "-b" ] ; then
create_branch=1
elif [ "$create_branch" = "1" ] ; then
branch="$arg"
create_branch=0
fi
done
if [ -f .gitmodules ] ; then
git submodule update
if [ -n "$branch" ] ; then
git submodules foreach git checkout -b ${branch} HEAD || return $?
fi
else
# now that is the nasty case we moved prior to submodules
# delete the submodules left over if any
for module in $SUBMODULES_ALL ; do
echo "clean-up submodule $module"
rm -fr ${module}
done
# make sure we have the needed repo in clone
./g clone && ./g -f checkout "$@" || return $?
fi
return $?
}
do_reset()
{
git reset "$@" || return $?
if [ -f .gitmodules ] ; then
git submodule update || return $?
else
# now that is the nasty case we moved prior to submodules
# delete the submodules left over if any
for module in $SUBMODULES_ALL ; do
echo "clean-up submodule $module"
rm -fr ${module}
done
# make sure we have the needed repo in clone
./g clone && ./g -f reset "$@"
fi
return $?;
}
do_init_modules()
{
local module
local configured
do_shortcut_update
for module in $SUBMODULES_CONFIGURED ; do
if [ -n "$LINKED_GIT" ] ; then
if ! [ -d ".git/modules/${module}" ]; then
./bin/git-new-module-workdir "${LINKED_GIT}/${module}" "${module}"
fi
fi
configured=$(git config --local --get submodule.${module}.url)
if [ -z "$configured" ] ; then
git submodule init $module || return $?
fi
done
for module in $SUBMODULES_CONFIGURED ; do
if [ -n "$REFERENCED_GIT" ] ; then
git submodule update --reference $REFERENCED_GIT/.git/modules/$module $module || return $?
else
git submodule update $module || return $?
fi
done
return 0
}
# no params, no action
if [ "$#" -eq "0" ] ; then
usage
fi
if [ ! "`type -p git`" ]; then
echo "Cannot find the git binary! Is git installed and is in PATH?"
exit 1
fi
get_active_submodules
get_configured_submodules
get_git_reference
# extra params for some commands, like log
EXTRA=
COMMAND="$1"
PAGER=
RELATIVIZE=1
PUSH_ALL=
PUSH_USER=
PUSH_NOTES=
LAST_WORKING=
SET_LAST_WORKING=
ALLOW_EMPTY=
KEEP_GOING=
REPORT_REPOS=1
REPORT_COMMANDS=0
REPORT_COMPACT=0
DO_HOOK_REFRESH=false
while [ "${COMMAND:0:1}" = "-" ] ; do
case "$COMMAND" in
-f )KEEP_GOING="||:"
;;
-z)
refresh_all_hooks
exit 0;
;;
--set-push-urls)
shift
PUSH_USER="$1"
if [ -n "${PUSH_USER}" ] ; then
PUSH_USER="${PUSH_USER}@"
fi
set_push_urls "$PUSH_USER"
exit 0;
;;
-*)
echo "option: $COMMAND not supported" 1>&2
exit 1
esac
shift
COMMAND="$1"
done
shift
case "$COMMAND" in
branch)
do_git_cmd ${COMMAND} "$@"
;;
checkout)
do_checkout "$@"
;;
clone)
do_init_modules && refresh_all_hooks
;;
fetch)
(git fetch "$@" && git submodule foreach git fetch "$@" ) && git submodule update
;;
grep)
KEEP_GOING="||:"
do_git_cmd ${COMMAND} "$@"
;;
pull)
git pull "$@" && git submodule update && refresh_all_hooks
;;
push)
git submodule foreach git push "$@"
if [ "$?" = "0" ] ; then
git push "$@"
fi
;;
reset)
do_reset
;;
tag)
do_git_cmd ${COMMAND} "$@"
;;
"")
;;
*)
echo "./g does not support command: $COMMAND" 1>&2
exit 1;
;;
esac
exit $?
# vi:set shiftwidth=4 expandtab:
tor-7.5