kbuild: support mercurial in setlocalversion
This represents mercurial changesets similarly to git. For untagged
revisions, append the changeset id. If there are uncommitted changes,
append -dirty. For example, -hgc60016ba6237-dirty
Signed-off-by: Aron Griffis <aron@hp.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/scripts/setlocalversion b/scripts/setlocalversion
index 82e4993..a80d6ea 100644
--- a/scripts/setlocalversion
+++ b/scripts/setlocalversion
@@ -19,4 +19,27 @@
if git diff-index HEAD | read dummy; then
printf '%s' -dirty
fi
+
+ # All done with git
+ exit
+fi
+
+# Check for mercurial and a mercurial repo.
+if hgid=`hg id 2>/dev/null`; then
+ tag=`printf '%s' "$hgid" | cut -d' ' -f2`
+
+ # Do we have an untagged version?
+ if [ -z "$tag" -o "$tag" = tip ]; then
+ id=`printf '%s' "$hgid" | sed 's/[+ ].*//'`
+ printf '%s%s' -hg "$id"
+ fi
+
+ # Are there uncommitted changes?
+ # These are represented by + after the changeset id.
+ case "$hgid" in
+ *+|*+\ *) printf '%s' -dirty ;;
+ esac
+
+ # All done with mercurial
+ exit
fi