#!/bin/bash

dir=$1
mkdir $dir
if [ $? -ne 0 ]
then
        exit 1
fi

cd $dir
if [ $? -ne 0 ]
then
        exit 1
fi


configure_path=$2
config="random_config.txt"

case `seq 3 | shuf -n1` in
1)
approx=--enable-float-approx
math=-ffast-math
;;
2)
approx=--enable-float-approx
;;
*)
approx=
math=
;;
esac

CFLAGS='-g'

opt=`echo -e "-O1\n-O2\n-O3" | shuf -n1`

#arch=-march=`echo -e "core2\nsandybridge\nbroadwell\nskylake" | shuf -n1`
arch=`echo -e "\n-march=core2\n-march=sandybridge\n-march=broadwell\n-march=skylake\n-march=native" | shuf -n1`

footprint=`echo -e "\n-DSMALL_FOOTPRINT" | shuf -n1`
std=`echo -e "\n-std=c90\n-std=c99\n-std=c11\n-std=c17" | shuf -n1`

CFLAGS="$CFLAGS $std $opt $arch $footprint $math"

echo CFLAGS=$CFLAGS > $config

lib=`echo -e "\n--disable-static\n--disable-shared" | shuf -n1`

arithmetic=`echo -e "\n--enable-fixed-point\n--enable-fixed-point --enable-fixed-point-debug\n--enable-fixed-point --disable-float-api\n--enable-fixed-point --enable-fixed-point-debug --disable-float-api" | shuf -n1`

custom=`echo -e "\n--enable-custom-modes" | shuf -n1`

#asm=`echo -e "\n--disable-asm\n--disable-rtcd\n--disable-intrinsics" | shuf -n1`
asm=`echo -e "\n--disable-asm\n--disable-intrinsics" | shuf -n1`

assert=`echo -e "\n--enable-assertions" | shuf -n1`
harden=`echo -e "\n--enable-hardening" | shuf -n1`
fuzz=`echo -e "\n--enable-fuzzing" | shuf -n1`
checkasm=`echo -e "\n--enable-check-asm" | shuf -n1`
rfc8251=`echo -e "\n--disable-rfc8251" | shuf -n1`

if [ "$rfc8251" = --disable-rfc8251 ]
then
	vectors=$3
else
	vectors=$4
fi
echo using testvectors at $vectors >> $config


config_opt="$lib $arithmetic $custom $asm $assert $harden $fuzz $checkasm $rfc8251 $approx"

echo configure $config_opt >> $config

export CFLAGS
$configure_path/configure $config_opt > configure_output.txt 2>&1

if [ $? -ne 0 ]
then
	echo configure FAIL >> $config
	exit 1
fi

make > make_output.txt 2>&1

if [ $? -ne 0 ]
then
        echo make FAIL >> $config
	exit 1
fi

#Run valgrind 10% of the time
if [ `seq 30 | shuf -n1` -ne 1 ]
then
	make check > makecheck_output.txt 2>&1
else
	valgrind --trace-children=yes --error-exitcode=128 make check > makecheck_output.txt 2>&1
fi

if [ $? -ne 0 ]
then
        echo check FAIL >> $config
	exit 1
fi


rate=`echo -e "8000\n12000\n16000\n24000\n48000" | shuf -n1`
echo testvectors for $rate Hz > testvectors_output.txt
../../../run_vectors.sh . $vectors $rate >> testvectors_output.txt 2>&1

if [ $? -ne 0 ]
then
        echo testvectors FAIL >> $config
        exit 1
fi

echo all tests PASS >> $config

#When everything's good, do some cleaning up to save space
make distclean > /dev/null 2>&1
rm -f tmp.out
gzip make_output.txt