a2bb90a08c
Do not update index on read only media. Idea published by Christian Kujau <lists@nerdbynature.de>. Cc: Nico Schottelius <nico@ikn.schottelius.org> Cc: Christian Kujau <lists@nerdbynature.de>
83 lines
2.0 KiB
Bash
Executable File
83 lines
2.0 KiB
Bash
Executable File
#!/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 $head`"
|
|
fi
|
|
|
|
# Update index only on r/w media
|
|
[ -w . ] && git update-index --refresh --unmerged > /dev/null
|
|
|
|
# Check for uncommitted changes
|
|
if git diff-index --name-only HEAD | grep -v "^scripts/package" \
|
|
| read dummy; then
|
|
printf '%s' -dirty
|
|
fi
|
|
|
|
# All done with git
|
|
exit
|
|
fi
|
|
|
|
# Check for mercurial and a mercurial repo.
|
|
if hgid=`hg id 2>/dev/null`; then
|
|
tag=`printf '%s' "$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
|
|
|
|
# Check for svn and a svn repo.
|
|
if rev=`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
|