| 1 | #!/usr/bin/env bash |
| 2 | export LANG=C |
| 3 | export LC_ALL=C |
| 4 | [ -n "$TOPDIR" ] && cd $TOPDIR |
| 5 | |
| 6 | try_version() { |
| 7 | [ -f version ] || return 1 |
| 8 | REV="$(cat version)" |
| 9 | [ -n "$REV" ] |
| 10 | } |
| 11 | |
| 12 | try_svn() { |
| 13 | [ -d .svn ] || return 1 |
| 14 | REV="$(svn info | awk '/^Last Changed Rev:/ { print $4 }')" |
| 15 | REV="${REV:+r$REV}" |
| 16 | [ -n "$REV" ] |
| 17 | } |
| 18 | |
| 19 | try_git() { |
| 20 | [ -d .git ] || return 1 |
| 21 | REV="$(git log | grep -m 1 git-svn-id | awk '{ gsub(/.*@/, "", $0); print $1 }')" |
| 22 | REV="${REV:+r$REV}" |
| 23 | [ -n "$REV" ] |
| 24 | } |
| 25 | |
| 26 | try_hg() { |
| 27 | [ -d .hg ] || return 1 |
| 28 | REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')" |
| 29 | REV="${REV:+$REV}" |
| 30 | [ -n "$REV" ] |
| 31 | } |
| 32 | |
| 33 | try_version || try_svn || try_git || try_hg || REV="unknown" |
| 34 | echo "$REV" |
| 35 | |
