godot/platform/javascript/javascript_main.cpp

72 lines
3.2 KiB
C++

/*************************************************************************/
/* javascript_main.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "core/io/resource_loader.h"
#include "main/main.h"
#include "os_javascript.h"
#include <emscripten/emscripten.h>
extern "C" EMSCRIPTEN_KEEPALIVE void main_after_fs_sync(char *p_idbfs_err) {
String idbfs_err = String::utf8(p_idbfs_err);
if (!idbfs_err.empty()) {
print_line("IndexedDB not available: " + idbfs_err);
}
OS_JavaScript *os = OS_JavaScript::get_singleton();
os->set_idb_available(idbfs_err.empty());
// Ease up compatibility.
ResourceLoader::set_abort_on_missing_resources(false);
Main::start();
os->run_async();
}
int main(int argc, char *argv[]) {
// Sync from persistent state into memory and then
// run the 'main_after_fs_sync' function.
/* clang-format off */
EM_ASM(
FS.mkdir('/userfs');
FS.mount(IDBFS, {}, '/userfs');
FS.syncfs(true, function(err) {
ccall('main_after_fs_sync', null, ['string'], [err ? err.message : ""])
});
);
/* clang-format on */
new OS_JavaScript(argc, argv);
// TODO: Check error return value.
Main::setup(argv[0], argc - 1, &argv[1]);
return 0;
// Continued async in main_after_fs_sync() from the syncfs() callback.
}