linux-yocto/scripts/setlocalversion

#!/bin/sh

Print additional version information for non-release trees.

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 # Do we have an untagged version? if git name-rev --tags HEAD | grep -E '^HEAD:space:+(.~[0-9]|undefined)$' > /dev/null; then if tag=git describe 2>/dev/null; then echo $tag | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}' 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

# Are there uncommitted changes?
git update-index --refresh --unmerged > /dev/null
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