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- #!/usr/bin/env bash
- export LANG=C
- export LC_ALL=C
- [ -n "$TOPDIR" ] && cd $TOPDIR
- try_version() {
- [ -f version ] || return 1
- REV="$(cat version)"
- [ -n "$REV" ]
- }
- try_svn() {
- [ -d .svn ] || return 1
- REV="$(svn info | awk '/^Last Changed Rev:/ { print $4 }')"
- REV="${REV:+r$REV}"
- [ -n "$REV" ]
- }
- try_git() {
- git rev-parse --git-dir >/dev/null 2>&1 || return 1
- REV="$(git describe --tags | sed "s/trunk-\([0-9]*\)-.*/\1/g")"
- REV="$((REV+12009))"
- [ -n "$REV" ]
- }
- try_hg() {
- [ -d .hg ] || return 1
- REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')"
- REV="${REV:+$REV}"
- [ -n "$REV" ]
- }
- try_version || try_git || try_hg || REV="unknown"
- echo "$REV"
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