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|
#!/bin/bash
set -eu
SUBDIR=""
CLEAN=1
fail() {
printf "%s\n" "$1" >>/dev/stderr
exit 32
}
while getopts "cd:" opt; do
case $opt in
c)
CLEAN=0
;;
d)
SUBDIR="$(readlink -f "${OPTARG}")"
;;
\?)
echo "Invalid option: -$OPTARG"
exit 1
;;
:)
echo "Option -$OPTARG requires an argument."
exit 1
;;
esac
done
# Shift past the last option parsed by getopts
shift $((OPTIND-1))
if [ "$#" -lt 1 ] ; then
INTEREST="HEAD~..HEAD"
elif [[ ! "$1" =~ '..' ]] ; then
INTEREST="$1..HEAD"
else
INTEREST="$1"
fi
[ $CLEAN -eq 1 ] && [ -n "$SUBDIR" ] && rm -fv "$SUBDIR/*.patch"
IDSstr="$(git log --format="%H" "$INTEREST" 2>/dev/null | tac)"
mapfile -t IDS <<< "$IDSstr"
for id in "${IDS[@]}" ; do
PATCH="$(git format-patch -1 --stdout "${id}")"
TRAILERS="$(echo "$PATCH" | git interpret-trailers --parse)"
FN="$(echo "$TRAILERS" | awk '/^Patch: / {print $2}')"
[ -z "$FN" ] && fail "Patch filename not defined"
if [ -n "$SUBDIR" ] ; then
FFN="$(readlink -f "$SUBDIR"/"$FN")"
else
FFN="$FN"
fi
printf "%s\n" "$PATCH" > "$FFN"
printf "%s\n" "$FN"
done
|
