contrib/unifdef/scripts/reversion.sh

   1 #!/bin/sh
   2
   3 if [ ! -f version.sh ] && [ ! -d .git ]
   4 then
   5         echo Your copy of unifdef is incomplete 1>&2
   6         exit 1
   7 fi
   8
   9 [ -f version.sh ] && . ./version.sh
  10
  11 if [ -d .git ]
  12 then
  13         GV=$(git describe | sed 's|-g*|.|g;s|[.]|-|')
  14         git update-index -q --refresh
  15         if git diff-index --quiet HEAD
  16         then
  17                 GD="$(git show --pretty=format:%ai -s HEAD)"
  18         else
  19                 GD="$(date +'%Y-%m-%d %H:%M:%S %z')"
  20                 GV=$GV.XX
  21         fi
  22         [ unifdef -nt unifdef.c ] &&
  23         [ unifdef -nt unifdef.h ] &&
  24                 GD="$D"
  25         if [ "$GV $GD" != "$V $D" ]
  26         then
  27                 echo "version $V $D"   1>&2
  28                 echo "     -> $GV $GD" 1>&2
  29                 V="$GV"
  30                 D="$GD"
  31                 echo "V=\"$V\""  >version.sh
  32                 echo "D=\"$D\"" >>version.sh
  33                 rm -f version.h
  34         fi
  35 fi
  36
  37 if [ ! -f version.h ]
  38 then
  39         printf '"@(#) $Version: %s $\\n"\n' "$V" >version.h
  40         printf '"@(#) $Date: %s $\\n"\n'   "$D" >>version.h
  41 fi