掌機 - Game Boy Advance - C/C++ - Hello, world!

參考資訊：
https://libnds.devkitpro.org/index.html

main.c

#include <stdio.h>
#include <gba_console.h>
#include <gba_video.h>
#include <gba_interrupt.h>
#include <gba_systemcalls.h>

int main(void)
{
    consoleDemoInit();
    printf("hello, world!");
    return 0;
}

Makefile

include $(DEVKITARM)/gba_rules

all:
	arm-none-eabi-gcc -mcpu=arm7tdmi -mtune=arm7tdmi -fomit-frame-pointer -ffast-math -mthumb -mthumb-interwork -I/opt/devkitpro/libgba/include -c main.c -o main.o
	arm-none-eabi-gcc -mthumb -mthumb-interwork -specs=gba.specs main.o -L/opt/devkitpro/libgba/lib -lgba -o main.elf
	arm-none-eabi-objcopy -O binary main.elf main.gba

clean:
	rm -rf main.o main.elf main.gba main.sav

編譯、執行

$ sudo docker run --rm -it -v $(pwd):/source nds-env /bin/bash
root@960f333001cb:/source# make && exit
$ mgba main.gba 

完成