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