Mercurial > molko
view molko-js/src/main.c @ 189:a5436e15898d
molko-js: start Javascript bindings, continue #2503 @4h
- Added basic API for the libcore library,
- Added a window example.
author | David Demelier <markand@malikania.fr> |
---|---|
date | Fri, 06 Nov 2020 15:15:01 +0100 |
parents | |
children |
line wrap: on
line source
/* * main.c -- main Javascript loader * * Copyright (c) 2020 David Demelier <markand@malikania.fr> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <errno.h> #include <setjmp.h> #include <stdio.h> #include <stdlib.h> #include <stdnoreturn.h> #include <string.h> #include <core/alloc.h> #include <core/core.h> #include <core/error.h> #include <core/event.h> #include <core/painter.h> #include <core/panic.h> #include <core/window.h> #include <ui/label.h> #include <ui/ui.h> #include <rpg/rpg.h> #include "js.h" static jmp_buf panic_buf; static noreturn void jump(void) { longjmp(panic_buf, 1); } static noreturn void usage(void) { fprintf(stderr, "usage: molko-js main.js\n"); exit(1); } static noreturn void die(void) { fprintf(stderr, "abort: %s\n", error()); exit(1); } static void init(void) { if (!core_init() || !ui_init() || !rpg_init()) panic(); panic_handler = jump; } static void draw_info(void) { struct label label = { .text = "An unexpected error happened, game must stops.", .x = 10, .y = 10, .flags = LABEL_FLAGS_SHADOW }; label_draw(&label); } static void draw_error(void) { struct label label = { .text = error(), .x = 10, .y = 40, .flags = LABEL_FLAGS_SHADOW }; label_draw(&label); } static void run_panic(void) { panic_handler = die; for (;;) { union event ev; while (event_poll(&ev)) { switch (ev.type) { case EVENT_QUIT: return; default: break; } } painter_set_color(0x752438ff); painter_clear(); draw_info(); draw_error(); painter_present(); } } static void run(const char *path) { struct js js; if (setjmp(panic_buf) == 0) { if (!js_init(&js)) panic(); js_core_load(&js); if (!js_open(&js, path)) panic(); } else { /* TODO: change once we have window_ok function. */ if (window.w && window.h) run_panic(); else die(); } } static void quit(void) { rpg_finish(); ui_finish(); core_finish(); } int main(int argc, char **argv) { --argc; ++argv; if (argc == 0) usage(); init(); run(argv[0]); quit(); }