1 files changed, 34 insertions, 0 deletions
diff --git a/scripts/getver.sh b/scripts/getver.sh
new file mode 100755
index 0000000..4643ca6
--- /dev/null
+++ b/scripts/getver.sh
@@ -0,0 +1,34 @@
+#!/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() {
+	[ -e .git ] || return 1
+	REV="$(git log | grep -m 1 git-svn-id | awk '{ gsub(/.*@/, "", $0); print $1 }')"
+	REV="${REV:+r$REV}"
+	[ -n "$REV" ]
+}
+
+try_hg() {
+	[ -d .hg ] || return 1
+	REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')"
+	REV="${REV:+$REV}"
+	[ -n "$REV" ]
+}
+
+try_version || try_svn || try_git || try_hg || REV="unknown"
+echo "$REV"