# Extract source.
start_step ("Extract branch into $builddir/pspp$build_number");
run ("git archive --format=tar --prefix=pspp$build_number/ buildtmp/$$/pspp | (cd $builddir && tar xf -)");
# Extract source.
start_step ("Extract branch into $builddir/pspp$build_number");
run ("git archive --format=tar --prefix=pspp$build_number/ buildtmp/$$/pspp | (cd $builddir && tar xf -)");