From: Aron Griffis <aron@hp.com>
Date: Wed, 28 Nov 2007 21:55:44 +0000 (-0500)
Subject: kbuild: support mercurial in setlocalversion
X-Git-Tag: v2.6.25-rc1~1164^2~62
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=3dce174cfcba11026b028d33bed0438b80e37124

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 head=`git rev-parse --verify HEAD 2>/dev/null`; then
 	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