summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/version.sh
diff options
context:
space:
mode:
Diffstat (limited to 'fs/btrfs/version.sh')
-rw-r--r--fs/btrfs/version.sh43
1 files changed, 43 insertions, 0 deletions
diff --git a/fs/btrfs/version.sh b/fs/btrfs/version.sh
new file mode 100644
index 000000000000..1ca1952fd917
--- /dev/null
+++ b/fs/btrfs/version.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+#
+# determine-version -- report a useful version for releases
+#
+# Copyright 2008, Aron Griffis <agriffis@n01se.net>
+# Copyright 2008, Oracle
+# Released under the GNU GPLv2
+
+v="v0.16"
+
+which git &> /dev/null
+if [ $? == 0 ]; then
+ git branch >& /dev/null
+ if [ $? == 0 ]; then
+ if head=`git rev-parse --verify HEAD 2>/dev/null`; then
+ if tag=`git describe --tags 2>/dev/null`; then
+ v="$tag"
+ fi
+
+ # Are there uncommitted changes?
+ git update-index --refresh --unmerged > /dev/null
+ if git diff-index --name-only HEAD | \
+ grep -v "^scripts/package" \
+ | read dummy; then
+ v="$v"-dirty
+ fi
+ fi
+ fi
+fi
+
+echo "#ifndef __BUILD_VERSION" > .build-version.h
+echo "#define __BUILD_VERSION" >> .build-version.h
+echo "#define BTRFS_BUILD_VERSION \"Btrfs $v\"" >> .build-version.h
+echo "#endif" >> .build-version.h
+
+diff -q version.h .build-version.h >& /dev/null
+
+if [ $? == 0 ]; then
+ rm .build-version.h
+ exit 0
+fi
+
+mv .build-version.h version.h