#!/bin/sh

 #

 # Generate a header file with the current source revision

 outdir=`pwd`

 cd `dirname $0`

 srcdir=..

 header=$outdir/include/SDL_revision.h

 rev=`sh showrev.sh 2>/dev/null`

 if [ "$rev" != "" -a "$rev" != "hg-0:baadf00d" ]; then

     revnum=`echo $rev | sed 's,hg-\([0-9]*\).*,\1,'`

     echo "#define SDL_REVISION \"$rev\"" >"$header.new"

     echo "#define SDL_REVISION_NUMBER $revnum" >>"$header.new"

     if diff $header $header.new >/dev/null 2>&1; then

         rm "$header.new"

     else

         mv "$header.new" "$header"

     fi

 fi