#!/bin/sh
#TODO: Function for every file being compiled

CC=$1

show_help()
{
	echo USAGE
	echo "  ./build ACTION [OPTIONS]"
	echo
	echo ACTION
	echo "  <COMPILER>  Choose a compiler (clang, gcc)"
	echo "  clean       Delete binaries"
	exit
}

b_clean()
{
	rm -r bin/* vvd vvd.exe
	exit
}

b_clang()
{
	CTIME=`date "+%T"`
	CDATE=`date "+%F"`
	CFLAGS="$CC -D_FILE_OFFSET_BITS=64 -DTIMESTAMP=\"$CDATE $CTIME\" $1 $2 $3 $4 -ferror-limit=2 -std=c99 -fpack-struct=1 -c"
	echo [$CC] main.obj
	$CFLAGS src/main.c -o bin/main.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] guid.obj
	$CFLAGS src/guid.c -o bin/guid.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] utils.obj
	$CFLAGS src/utils.c -o bin/utils.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] vdisk.obj
	$CFLAGS src/vdisk.c -o bin/vdisk.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] vvd.obj
	$CFLAGS src/vvd.c -o bin/vvd.obj
	if [ $? -ne 0 ]; then exit; fi
	# fs
	echo [$CC] mbr.obj
	$CFLAGS src/fs/mbr.c -o bin/mbr.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] gpt.obj
	$CFLAGS src/fs/gpt.c -o bin/gpt.obj
	if [ $? -ne 0 ]; then exit; fi
	# os
	echo [$CC] fs.obj
	$CFLAGS src/os/fs.c -o bin/fs.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] err.obj
	$CFLAGS src/os/err.c -o bin/err.obj
	if [ $? -ne 0 ]; then exit; fi
	# vdisk
	echo [$CC] vdi.obj
	$CFLAGS src/vdisk/vdi.c -o bin/vdi.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] vmdk.obj
	$CFLAGS src/vdisk/vmdk.c -o bin/vmdk.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] vhd.obj
	$CFLAGS src/vdisk/vhd.c -o bin/vhd.obj
	if [ $? -ne 0 ]; then exit; fi
	echo [$CC] vhdx.obj
	$CFLAGS src/vdisk/vhdx.c -o bin/vhdx.obj
	if [ $? -ne 0 ]; then exit; fi
	# LINK
	echo [$CC] Linking vvd
	$CC $1 $2 $3 $4 bin/*.obj -o vvd
	exit
}

if [ "$CC" = "clang" ]; then b_clang $2 $3 $4 $5; fi
if [ "$CC" = "clean" ]; then b_clean; fi
if [ -z "$CC" ]; then
	CC="clang"
	b_clang $2 $3 $4 $5;
fi

echo "ERROR: Action not found ($CC)"