| #!/bin/sh |
| # |
| # This scripts adds local version information from the version |
| # control systems git, mercurial (hg) and subversion (svn). |
| # |
| # If something goes wrong, send a mail the kernel build mailinglist |
| # (see MAINTAINERS) and CC Nico Schottelius |
| # <nico-linuxsetlocalversion -at- schottelius.org>. |
| # |
| # |
| |
| usage() { |
| echo "Usage: $0 [srctree]" >&2 |
| exit 1 |
| } |
| |
| cd "${1:-.}" || usage |
| |
| # Check for git and a git repo. |
| if head=`git rev-parse --verify --short HEAD 2>/dev/null`; then |
| |
| # If we are at a tagged commit (like "v2.6.30-rc6"), we ignore it, |
| # because this version is defined in the top level Makefile. |
| if [ -z "`git describe --exact-match 2>/dev/null`" ]; then |
| |
| # If we are past a tagged commit (like "v2.6.30-rc5-302-g72357d5"), |
| # we pretty print it. |
| if atag="`git describe 2>/dev/null`"; then |
| echo "$atag" | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}' |
| |
| # If we don't have a tag at all we print -g{commitish}. |
| else |
| printf '%s%s' -g $head |
| fi |
| fi |
| |
| # Is this git on svn? |
| if git config --get svn-remote.svn.url >/dev/null; then |
| printf -- '-svn%s' "`git svn find-rev $head`" |
| fi |
| |
| # Update index only on r/w media |
| [ -w . ] && git update-index --refresh --unmerged > /dev/null |
| |
| # Check for uncommitted changes |
| if git diff-index --name-only HEAD | grep -v "^scripts/package" \ |
| | read dummy; then |
| printf '%s' -dirty |
| fi |
| |
| # All done with git |
| exit |
| fi |
| |
| # Check for mercurial and a mercurial repo. |
| if hgid=`HGRCPATH= hg id --id --tags 2>/dev/null`; then |
| tag=`printf '%s' "$hgid" | cut -d' ' -f2 --only-delimited` |
| |
| # 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 |
| |
| # Check for svn and a svn repo. |
| if rev=`LC_ALL=C svn info 2>/dev/null | grep '^Last Changed Rev'`; then |
| rev=`echo $rev | awk '{print $NF}'` |
| printf -- '-svn%s' "$rev" |
| |
| # All done with svn |
| exit |
| fi |