Chris@75: #!/bin/bash
Chris@75: 
Chris@75: vcs_id() {
Chris@75:     dir="$1"
Chris@75:     ( cd "$dir" ;
Chris@113:       if [ -d .hg ]; then
Chris@113: 	  tag=$(hg id -t -r 'parents(.)') # tag is always followed by tag-commit
Chris@113: 	  if [ "$tag" != "" ]; then
Chris@113: 	      echo "${tag#$dir-}" # strip dir- prefix from tag if present
Chris@113: 	  else 
Chris@113: 	      hg id | awk '{ print $1; }'
Chris@113: 	  fi
Chris@113:       elif [ -d .git ]; then
Chris@113: 	  git rev-parse --short HEAD
Chris@113:       elif [ -d .svn ]; then
Chris@113: 	  svn info | grep ^Revision | awk '{ print $2; }'
Chris@113:       else
Chris@113: 	  echo "unknown"
Chris@113:       fi
Chris@75:     )
Chris@75: }
Chris@75: