3
# This scripts adds local version information from the version
4
# control systems git, mercurial (hg) and subversion (svn).
6
# It was originally copied from the Linux kernel v3.2.0-rc4 and modified
7
# to support the U-Boot build-system.
11
echo "Usage: $0 [--save-scmversion] [srctree]" >&2
17
if test "$1" = "--save-scmversion"; then
21
if test $# -gt 0; then
25
if test $# -gt 0 -o ! -d "$srctree"; then
35
if test -e .scmversion; then
39
if test "$1" = "--short"; then
43
# Check for git and a git repo.
44
if test -e .git && head=`git rev-parse --verify --short HEAD 2>/dev/null`; then
46
# If we are at a tagged commit (like "v2.6.30-rc6"), we ignore
47
# it, because this version is defined in the top level Makefile.
48
if [ -z "`git describe --exact-match 2>/dev/null`" ]; then
50
# If only the short version is requested, don't bother
51
# running further git commands
56
# If we are past a tagged commit (like
57
# "v2.6.30-rc5-302-g72357d5"), we pretty print it.
58
if atag="`git describe 2>/dev/null`"; then
59
echo "$atag" | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}'
61
# If we don't have a tag at all we print -g{commitish}.
63
printf '%s%s' -g $head
68
if git config --get svn-remote.svn.url >/dev/null; then
69
printf -- '-svn%s' "`git svn find-rev $head`"
72
# Update index only on r/w media
73
[ -w . ] && git update-index --refresh --unmerged > /dev/null
75
# Check for uncommitted changes
76
if git diff-index --name-only HEAD | grep -v "^scripts/package" \
85
# Check for mercurial and a mercurial repo.
86
if test -d .hg && hgid=`hg id 2>/dev/null`; then
87
# Do we have an tagged version? If so, latesttagdistance == 1
88
if [ "`hg log -r . --template '{latesttagdistance}'`" == "1" ]; then
89
id=`hg log -r . --template '{latesttag}'`
90
printf '%s%s' -hg "$id"
92
tag=`printf '%s' "$hgid" | cut -d' ' -f2`
93
if [ -z "$tag" -o "$tag" = tip ]; then
94
id=`printf '%s' "$hgid" | sed 's/[+ ].*//'`
95
printf '%s%s' -hg "$id"
99
# Are there uncommitted changes?
100
# These are represented by + after the changeset id.
102
*+|*+\ *) printf '%s' -dirty ;;
105
# All done with mercurial
109
# Check for svn and a svn repo.
110
if rev=`svn info 2>/dev/null | grep '^Last Changed Rev'`; then
111
rev=`echo $rev | awk '{print $NF}'`
112
printf -- '-svn%s' "$rev"
129
if test -e "$file"; then
130
res="$res$(cat "$file")"
137
if test ! -e .scmversion; then
139
echo "$res" >.scmversion
144
#if test -e include/config/auto.conf; then
145
# . include/config/auto.conf
147
# echo "Error: kernelrelease not valid - run 'make prepare' to update it"
151
CONFIG_LOCALVERSION_AUTO=y
153
# localversion* files in the build and source directory
154
res="$(collect_files localversion*)"
155
if test ! "$srctree" -ef .; then
156
res="$res$(collect_files "$srctree"/localversion*)"
159
# CONFIG_LOCALVERSION and LOCALVERSION (if set)
160
res="${res}${CONFIG_LOCALVERSION}${LOCALVERSION}"
162
# scm version string if not at a tagged commit
163
if test "$CONFIG_LOCALVERSION_AUTO" = "y"; then
164
# full scm version string
165
res="$res$(scm_version)"
167
# append a plus sign if the repository is not in a clean
168
# annotated or signed tagged state (as git describe only
169
# looks at signed or annotated tags - git tag -a/-s) and
170
# LOCALVERSION= is not specified
171
if test "${LOCALVERSION+set}" != "set"; then
172
scm=$(scm_version --short)