#!/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