#!/usr/bin/env bash
# Copyright 2015 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

set -e

function cleanup() {
	rm -f libgo.so libgo2.so testp testp2
}
trap cleanup EXIT

GOPATH=$(pwd) go build -buildmode=c-shared -o libgo.so src/libgo/libgo.go

$(go env CC) $(go env GOGCCFLAGS) -o testp main0.c libgo.so
output=$(LD_LIBRARY_PATH=$LD_LIBRARY_PATH:. ./testp)
# testp prints PASS at the end of its execution.
if [ "$output" != "PASS" ]; then
	echo "FAIL: got $output"
	exit 1
fi

$(go env CC) $(go env GOGCCFLAGS) -o testp main1.c -ldl
output=$(./testp ./libgo.so) 
# testp prints PASS at the end of its execution.
if [ "$output" != "PASS" ]; then
	echo "FAIL: got $output"
	exit 1
fi

GOPATH=$(pwd) go build -buildmode=c-shared -o libgo2.so src/libgo2/libgo2.go

$(go env CC) $(go env GOGCCFLAGS) -o testp2 main2.c -Wl,--no-as-needed libgo2.so
output=$(LD_LIBRARY_PATH=$LD_LIBRARY_PATH:. ./testp2)
# testp2 prints PASS at the end of its execution.
if [ "$output" != "PASS" ]; then
	echo "FAIL: got $output"
	exit 1
fi