4 [ -n "$TOPDIR" ] && cd $TOPDIR
7 [ -f version ] || return 1
13 git rev-parse --git-dir >/dev/null 2>&1 || return 1
14 REV="$(git describe --match reboot | sed "s/reboot-\([0-9]*\)-.*/\1/g")"
20 [ -d .hg ] || return 1
21 REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')"
26 try_version || try_git || try_hg || REV="unknown"