#!/bin/bash

# Copyright (c) 2017-2018 Red Hat.
#
# This is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 3, or (at your
# option) any later version.
#
# It is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

rm -f hello.o hello2.o hello3.o libhello.so missing-notes-test.exe

GCC=gcc

PLUGIN=../plugin/.libs/annobin.so

OPTS="-c -O2 -D_FORTIFY_SOURCE=2 -fPIE -fstack-protector-strong -D_GLIBCXX_ASSERTIONS -fstack-clash-protection"
EXTRA_OPTS="-fcf-protection -mstackrealign"

$GCC -fplugin=$PLUGIN -g $OPTS $EXTRA_OPTS  $srcdir/hello_hard.c 
if [ $? != 0 ];
then
    echo "Compiler might not support -fcf-protection, retrying without it"
    EXTRA_OPTS="-mstackrealign"
    $GCC -fplugin=$PLUGIN -g $OPTS  $EXTRA_OPTS $srcdir/hello_hard.c 
    if [ $? != 0 ];
    then
	echo "Compiler might not support -mstackrealign, retrying without it"
	EXTRA_OPTS="-fcf-protection"
	$GCC -fplugin=$PLUGIN -g $OPTS $EXTRA_OPTS $srcdir/hello_hard.c 
	if [ $? != 0 ];
	then
	    echo "Compiler might not support either -fcf-protection or -mstackrealign, retrying without both"
	    EXTRA_OPTS=""
	    $GCC -fplugin=$PLUGIN -g $OPTS $EXTRA_OPTS $srcdir/hello_hard.c 
	    if [ $? != 0 ];
	    then
		echo "Failed :-("
		exit 1
	    fi
	fi
    fi
fi

$GCC -fplugin=$PLUGIN $OPTS $EXTRA_OPTS $srcdir/hello.c 

# NB/ This file is compiled without the plugin enabled!
$GCC $OPTS $EXTRA_OPTS $srcdir/hello2.c 

$GCC -fplugin=$PLUGIN $OPTS $EXTRA_OPTS $srcdir/hello3.c

$GCC -fplugin=$PLUGIN $OPTS $EXTRA_OPTS -shared $srcdir/hello_lib.c -o libhello.so

$GCC -L . -Wl,-z,now -Wl,-z,relro hello.o hello2.o hello3.o -lhello -o missing-notes-test.exe

# FIXME - we should check that the notes were parsed correctly...
../annocheck/annocheck -v missing-notes-test.exe
