build-scripts/updaterev.sh
author Sam Lantinga <slouken@libsdl.org>
Fri, 31 Dec 2010 08:42:47 -0800
changeset 4936 e99358ca7a8d
parent 4419 5e7e1f1a4056
child 5310 a9945ce48999
permissions -rwxr-xr-x
Don't overwrite SDL_revision.h with a bad revision if Mercurial isn't installed

#!/bin/sh
#
# Generate a header file with the current source revision

cd `dirname $0`
srcdir=..
header=$srcdir/include/SDL_revision.h

rev=`sh showrev.sh`
if [ "$rev" != "" -a "$rev" != "hg-0:baadf00d" ]; then
    echo "#define SDL_REVISION \"$rev\"" >$header.new
    if diff $header $header.new >/dev/null 2>&1; then
        rm $header.new
    else
        mv $header.new $header
    fi
fi