File preprocess of Package patterns-openSUSE

#!/bin/bash

cmdline=
if test -n "$EXPLICIT_UNAME"; then
  cmdline="-U__i386__ -Ui386 -Ux86_64 -U__i586__ -U__x86_64__ -U__i686__ -D__$EXPLICIT_UNAME""__ "
fi

{ /usr/bin/cpp -Ulinux -Uunix -Upowerpc $cmdline -P $1; echo; } | grep -v "^$"
exit 0