#! /bin/sh

# Copyright (c) 2013, Kenton Varda <temporal@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

set -eu

if test $# = 0; then
  echo trigger filetype:.capnp
  exit 0
fi

INPUT=$1

echo findProvider special:ekam-interceptor
read INTERCEPTOR

if test "$INTERCEPTOR" = ""; then
  echo "error:  couldn't find intercept.so." >&2
  exit 1
fi

echo findProvider file:capnpc
read CAPNPC

if test "$CAPNPC" = ""; then
  CAPNPC=capnpc
fi

# When exception stack traces are needed, add: +RTS -xc -RTS
LD_PRELOAD=$INTERCEPTOR DYLD_FORCE_FLAT_NAMESPACE= DYLD_INSERT_LIBRARIES=$INTERCEPTOR \
$CAPNPC -I. -oc++ "$INPUT" 3>&1 4<&0 >&2