version.sh

   1 #!/bin/bash
   2 #
   3 # determine-version -- report a useful version for releases
   4 #
   5 # Copyright 2008, Aron Griffis <agriffis@n01se.net>
   6 # Copyright 2008, Oracle
   7 # Released under the GNU GPLv2
   8
   9 v="v4.12"
  10
  11 opt=$1
  12
  13 which git &> /dev/null
  14 if [ $? == 0 -a -d .git ]; then
  15     if head=`git rev-parse --verify HEAD 2>/dev/null`; then
  16         if tag=`git describe --tags 2>/dev/null`; then
  17             v="$tag"
  18         fi
  19
  20         # Are there uncommitted changes?
  21         git update-index --refresh --unmerged > /dev/null
  22         if git diff-index --name-only HEAD | grep -v "^scripts/package" \
  23             | read dummy; then
  24             v="$v"-dirty
  25         fi
  26     fi
  27 fi
  28
  29 if [ "$opt" = "--configure" ]; then
  30         # Omit the trailing newline, so that m4_esyscmd can use the result directly.
  31         echo -n "$v"
  32 else
  33         echo "$v"
  34 fi
  35
  36 exit 0
  37