#!/bin/sh

TOP="${HOME}"
INVOKED="$(pwd)"
FOUNDDEV=0
GHCVER="$(ghc --version | cut -d, -f2 | awk '{print $2}')"
while test "$(pwd)" != "${TOP}" && test "$(pwd)" != "/"; do
    if test -d cabal-dev/packages-${GHCVER}.conf; then
	if test $FOUNDDEV = 0; then
	    FOUNDDEV=1
	fi
	set -- -package-conf "$(pwd)/cabal-dev/packages-${GHCVER}.conf" "$@"
    fi
    if test -r cabal.sandbox.config; then
	if test $FOUNDDEV = 0; then
	    FOUNDDEV=1
	fi
	set -- -package-db $(grep "^package-db:" cabal.sandbox.config | cut -d\  -f2-) "$@"
    fi
    cd ..
done

if test $FOUNDDEV = 1; then
    set -- -no-user-package-db "$@"
fi
cd "${INVOKED}"
ghc "$@"
if (echo "$@" | grep -q flycheck) >/dev/null 2>&2; then
    shift $(($# - 1))
    DIR=$(dirname "$1")
    BASE=$(basename "$1" .hs)
    if "x$BASE" == "x$1"; then
	BASE=$(basename "$BASE" .lhs)
    fi
    rm -f "${DIR}/${BASE}.o" "${DIR}/${BASE}.hi"
fi