#!/bin/sh
# run delta in a loop to minimize tmp.i w.r.t. some message

if [ "$1" = "" ]; then
  echo "usage: $0 message_regexp"
  echo "  This minimizes tmp.i s.t. ccparse fails with an error"
  echo "  that matches message_regexp"
  exit 0
fi

export msg="$1"
             
delta=../delta/bin/multidelta
if [ ! -x $delta ]; then
  echo "error: can't run $delta"
  exit 2
fi

$delta -level=0 ./test-for-error tmp.i || exit
$delta -level=1 ./test-for-error tmp.i || exit

$delta -level=0 ./test-for-error tmp.i || exit
$delta -level=1 ./test-for-error tmp.i || exit
$delta -level=2 ./test-for-error tmp.i || exit

$delta -level=0 ./test-for-error tmp.i || exit
$delta -level=1 ./test-for-error tmp.i || exit
$delta -level=2 ./test-for-error tmp.i || exit
$delta -level=3 ./test-for-error tmp.i || exit

$delta -level=0 ./test-for-error tmp.i || exit
$delta -level=1 ./test-for-error tmp.i || exit
$delta -level=2 ./test-for-error tmp.i || exit
$delta -level=3 ./test-for-error tmp.i || exit
$delta -level=4 ./test-for-error tmp.i || exit

$delta -level=0 ./test-for-error tmp.i || exit
$delta -level=1 ./test-for-error tmp.i || exit
$delta -level=2 ./test-for-error tmp.i || exit
$delta -level=3 ./test-for-error tmp.i || exit
$delta -level=4 ./test-for-error tmp.i || exit

# note: sometimes this breaks the input by changing "> >" into ">>" ...
# I don't know a good solution at this point, so I just fix them by
# hand when it happens
indent tmp.i || exit

#$delta -nf ./test-for-error tmp.i || exit

#indent tmp.i || exit