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#!/bin/bash
# Create a pre-push hook driver in this repo. The hook will run all
# excutable scripts in ~/.githooks/<repo name>/pre-push
# Find out the repo name and where the .git directory is for this repo
origin="`git config remote.origin.url`"
repo="`basename -s .git $origin`"
tld="`git rev-parse --show-toplevel`"
# Location for the hooks.
# WARNING: if you change this you'll need to change the value of the
# "hooksdir" variable in the heredoc below as well
hooksdir="$HOME/.githooks/$repo/pre-push"
usage() {
echo "Usage: `basename $0` [-f|-h]"
echo
echo "Install a pre-push hook in $tld/.git/hooks"
echo " -f force overwriting existing hooks"
echo " -h print this help"
echo
exit 0
}
# --- Command line options ---
force=0
while getopts fh opt_arg; do
case $opt_arg in
f) force=1 ;;
*) usage ;;
esac
done
shift `expr $OPTIND - 1`
# ----------------------------
set -e
# If there's already a pre-push hook installed bail out, we don't want to
# overwrite it (unless -f is passed in the command line)
pre_push_hook="$tld/.git/hooks/pre-push"
if [ -e "$pre_push_hook" -a $force -eq 0 ]; then
echo "ERROR: found an existing pre-push hook: $pre_push_hook"
exit 1
fi
echo -n "Installing pre-push hook in $pre_push_hook: "
cat > $pre_push_hook <<'EOF'
#!/bin/bash
# set GITHOOKS_QUIET to anything to anything to make this script quiet
quiet=${GITHOOKS_QUIET:-""}
origin="`git config remote.origin.url`"
repo="`basename -s .git $origin`"
hooksdir="$HOME/.githooks/$repo/pre-push"
if [ ! -d "$hooksdir" ]; then
echo
echo "WARNING:"
echo " hooks directory doesn't exist: $hooksdir"
echo " pushing anyway"
echo
sleep 1
exit 0
fi
hooksrun=0
allhooks="`/bin/ls -1 $hooksdir 2>/dev/null`"
for hook in `echo $allhooks` ; do
if [ -x "$hooksdir/$hook" ]; then
[ -z "$quiet" ] && echo -e "\n=== running hook: $hooksdir/$hook"
$hooksdir/$hook "$@"
rc=$?
hooksrun=$((hooksrun + 1))
if [ $rc -ne 0 ]; then
echo
echo "ERROR: hook $hooksdir/$hook returned non-zero status: $rc"
echo
exit $rc
else
[ -z "$quiet" ] && echo "=== done."
fi
fi
done
if [ $hooksrun -eq 0 ]; then
echo
echo "WARNING:"
echo " couldn't find any pre-push hooks to run in $hooksdir"
echo " pushing anyway"
sleep 1
fi
echo
exit 0
EOF
chmod +x $pre_push_hook
echo "done."
mkdir -p "$hooksdir"
echo "Now add your favorite pre-push scripts to: $hooksdir"
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