1 #!/bin/sh

     2 # Print additional version information for non-release trees.

     3 

     4 usage() {

     5 	echo "Usage: $0 [srctree]" >&2

     6 	exit 1

     7 }

     8 

     9 cd "${1:-.}" || usage

    10 

    11 # Check for git and a git repo.

    12 if head=`git rev-parse --verify HEAD 2>/dev/null`; then

    13 	# Do we have an untagged version?

    14 	if git name-rev --tags HEAD | grep -E '^HEAD[[:space:]]+(.*~[0-9]*|undefined)$' > /dev/null; then

    15 		printf '%s%s' -g `echo "$head" | cut -c1-8`

    16 	fi

    17 

    18 	# Are there uncommitted changes?

    19 	if git diff-index HEAD | read dummy; then

    20 		printf '%s' -dirty

    21 	fi

    22 fi