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#!/bin/bash
set -e
set -v
CC="${CC:=gcc}"
OBJCOPY="${OBJCOPY:=objcopy}"
CFLAGS="-ffreestanding -fno-stack-protector -m32 -nostdinc -nostdlib --param=min-pagesize=0 -I. -O2 -Wall"
LDFLAGS="-Wl,-N -Wl,-T -Wl,debian/invaders.ld -Wl,--build-id=none"
$CC $CFLAGS -c keyboard.c
$CC $CFLAGS -c delay.c
$CC $CFLAGS -c common.c
$CC $CFLAGS -c sound.c
$CC $CFLAGS -c game.c
$CC $CFLAGS -c kernel.c
$CC $CFLAGS -c video.c
$CC $CFLAGS -c memory.c
$CC $CFLAGS -c boot.S
$CC $CFLAGS $LDFLAGS -o invaders.exec boot.o kernel.o keyboard.o video.o game.o sound.o delay.o common.o memory.o
$OBJCOPY -O binary invaders.exec invaders
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