xref: /linux/scripts/setlocalversion (revision 367b8112fe2ea5c39a7bb4d263dcdd9b612fae18)
1#!/bin/sh
2# Print additional version information for non-release trees.
3
4usage() {
5	echo "Usage: $0 [srctree]" >&2
6	exit 1
7}
8
9cd "${1:-.}" || usage
10
11# Check for git and a git repo.
12if head=`git rev-parse --verify --short HEAD 2>/dev/null`; then
13	# Do we have an untagged version?
14	if git name-rev --tags HEAD | grep -E '^HEAD[[:space:]]+(.*~[0-9]*|undefined)$' > /dev/null; then
15		if tag=`git describe 2>/dev/null`; then
16			echo $tag | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}'
17		else
18			printf '%s%s' -g $head
19		fi
20	fi
21
22	# Are there uncommitted changes?
23	git update-index --refresh --unmerged > /dev/null
24	if git diff-index --name-only HEAD | grep -v "^scripts/package" \
25	    | read dummy; then
26		printf '%s' -dirty
27	fi
28
29	# All done with git
30	exit
31fi
32
33# Check for mercurial and a mercurial repo.
34if hgid=`hg id 2>/dev/null`; then
35	tag=`printf '%s' "$hgid" | cut -d' ' -f2`
36
37	# Do we have an untagged version?
38	if [ -z "$tag" -o "$tag" = tip ]; then
39		id=`printf '%s' "$hgid" | sed 's/[+ ].*//'`
40		printf '%s%s' -hg "$id"
41	fi
42
43	# Are there uncommitted changes?
44	# These are represented by + after the changeset id.
45	case "$hgid" in
46		*+|*+\ *) printf '%s' -dirty ;;
47	esac
48
49	# All done with mercurial
50	exit
51fi
52
53# Check for svn and a svn repo.
54if rev=`svn info 2>/dev/null | grep '^Revision'`; then
55	rev=`echo $rev | awk '{print $NF}'`
56	changes=`svn status 2>/dev/null | grep '^[AMD]' | wc -l`
57
58	# Are there uncommitted changes?
59	if [ $changes != 0 ]; then
60		printf -- '-svn%s%s' "$rev" -dirty
61	else
62		printf -- '-svn%s' "$rev"
63	fi
64
65	# All done with svn
66	exit
67fi
68