程式語言 - uC/GUI - Hello, world!

參考資訊：
https://github.com/piyushpandey013/ucGUI
https://github.com/yongzhena/ucgui-linux

main.c

#include "GUI.h"

int main(int argc, char *argv[])
{
    GUI_Init();
    GUI_SetColor(GUI_WHITE);
    GUI_DispString("Hello, world!");
    GUI_Delay(3000);
    return 0;
}

編譯、執行

$ gcc main.c -o main libucgui.a -IGUI_X -IGUI/Core -IGUI/Widget -IGUI/WM -lSDL
$ ./main