1#!/bin/sh 2# Print additional version information for non-release trees. 3 4usage() { 5 echo "Usage: $0 [srctree]" >&2 6 exit 1 7} 8 9cd "${1:-.}" || usage 10 11# Check for git and a git repo. 12if 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 23 # All done with git 24 exit 25fi 26 27# Check for mercurial and a mercurial repo. 28if hgid=`hg id 2>/dev/null`; then 29 tag=`printf '%s' "$hgid" | cut -d' ' -f2` 30 31 # Do we have an untagged version? 32 if [ -z "$tag" -o "$tag" = tip ]; then 33 id=`printf '%s' "$hgid" | sed 's/[+ ].*//'` 34 printf '%s%s' -hg "$id" 35 fi 36 37 # Are there uncommitted changes? 38 # These are represented by + after the changeset id. 39 case "$hgid" in 40 *+|*+\ *) printf '%s' -dirty ;; 41 esac 42 43 # All done with mercurial 44 exit 45fi 46