60 lines
1.4 KiB
Bash
Executable File
60 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
export LANG=C
|
|
export LC_ALL=C
|
|
[ -n "$TOPDIR" ] && cd $TOPDIR
|
|
|
|
GET_REV=$1
|
|
|
|
try_version() {
|
|
[ -f version ] || return 1
|
|
REV="$(cat version)"
|
|
[ -n "$REV" ]
|
|
}
|
|
|
|
try_git() {
|
|
REBOOT=ee53a240ac902dc83209008a2671e7fdcf55957a
|
|
git rev-parse --git-dir >/dev/null 2>&1 || return 1
|
|
|
|
[ -n "$GET_REV" ] || GET_REV="HEAD"
|
|
|
|
case "$GET_REV" in
|
|
r*)
|
|
GET_REV="$(echo $GET_REV | tr -d 'r')"
|
|
BASE_REV="$(git rev-list ${REBOOT}..HEAD 2>/dev/null | wc -l | awk '{print $1}')"
|
|
REV="$(git rev-parse HEAD~$((BASE_REV - GET_REV)))"
|
|
;;
|
|
*)
|
|
BRANCH="$(git rev-parse --abbrev-ref HEAD)"
|
|
ORIGIN="$(git rev-parse --verify --symbolic-full-name ${BRANCH}@{u} 2>/dev/null)"
|
|
[ -n "$ORIGIN" ] || ORIGIN="$(git rev-parse --verify --symbolic-full-name master@{u} 2>/dev/null)"
|
|
REV="$(git rev-list ${REBOOT}..$GET_REV 2>/dev/null | wc -l | awk '{print $1}')"
|
|
|
|
if [ -n "$ORIGIN" ]; then
|
|
UPSTREAM_BASE="$(git merge-base $GET_REV $ORIGIN)"
|
|
UPSTREAM_REV="$(git rev-list ${REBOOT}..$UPSTREAM_BASE 2>/dev/null | wc -l | awk '{print $1}')"
|
|
else
|
|
UPSTREAM_REV=0
|
|
fi
|
|
|
|
if [ "$REV" -gt "$UPSTREAM_REV" ]; then
|
|
REV="${UPSTREAM_REV}+$((REV - UPSTREAM_REV))"
|
|
fi
|
|
|
|
REV="${REV:+r$REV-$(git log -n 1 --format="%h" $UPSTREAM_BASE)}"
|
|
|
|
;;
|
|
esac
|
|
|
|
[ -n "$REV" ]
|
|
}
|
|
|
|
try_hg() {
|
|
[ -d .hg ] || return 1
|
|
REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')"
|
|
REV="${REV:+r$REV}"
|
|
[ -n "$REV" ]
|
|
}
|
|
|
|
try_version || try_git || try_hg || REV="unknown"
|
|
echo "$REV"
|