123 lines
5.4 KiB
C++
123 lines
5.4 KiB
C++
/*************************************************************************/
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/* gdextension_export_plugin.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef GDEXTENSION_EXPORT_PLUGIN_H
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#define GDEXTENSION_EXPORT_PLUGIN_H
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#include "editor/export/editor_export.h"
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class GDExtensionExportPlugin : public EditorExportPlugin {
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protected:
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virtual void _export_file(const String &p_path, const String &p_type, const HashSet<String> &p_features);
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virtual String _get_name() const { return "GDExtension"; }
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};
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void GDExtensionExportPlugin::_export_file(const String &p_path, const String &p_type, const HashSet<String> &p_features) {
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if (p_type != "NativeExtension") {
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return;
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}
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Ref<ConfigFile> config;
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config.instantiate();
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Error err = config->load(p_path);
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ERR_FAIL_COND_MSG(err, "Failed to load GDExtension file: " + p_path);
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ERR_FAIL_COND_MSG(!config->has_section_key("configuration", "entry_symbol"), "Failed to export GDExtension file, missing entry symbol: " + p_path);
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String entry_symbol = config->get_value("configuration", "entry_symbol");
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PackedStringArray tags;
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String library_path = NativeExtension::find_extension_library(
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p_path, config, [p_features](String p_feature) { return p_features.has(p_feature); }, &tags);
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if (!library_path.is_empty()) {
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add_shared_object(library_path, tags);
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if (p_features.has("iOS") && (library_path.ends_with(".a") || library_path.ends_with(".xcframework"))) {
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String additional_code = "extern void register_dynamic_symbol(char *name, void *address);\n"
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"extern void add_ios_init_callback(void (*cb)());\n"
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"\n"
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"extern \"C\" void $ENTRY();\n"
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"void $ENTRY_init() {\n"
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" if (&$ENTRY) register_dynamic_symbol((char *)\"$ENTRY\", (void *)$ENTRY);\n"
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"}\n"
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"struct $ENTRY_struct {\n"
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" $ENTRY_struct() {\n"
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" add_ios_init_callback($ENTRY_init);\n"
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" }\n"
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"};\n"
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"$ENTRY_struct $ENTRY_struct_instance;\n\n";
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additional_code = additional_code.replace("$ENTRY", entry_symbol);
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add_ios_cpp_code(additional_code);
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String linker_flags = "-Wl,-U,_" + entry_symbol;
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add_ios_linker_flags(linker_flags);
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}
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} else {
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Vector<String> features_vector;
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for (const String &E : p_features) {
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features_vector.append(E);
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}
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ERR_FAIL_MSG(vformat("No suitable library found for GDExtension: %s. Possible feature flags for your platform: %s", p_path, String(", ").join(features_vector)));
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}
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List<String> dependencies;
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if (config->has_section("dependencies")) {
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config->get_section_keys("dependencies", &dependencies);
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}
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for (const String &E : dependencies) {
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Vector<String> dependency_tags = E.split(".");
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bool all_tags_met = true;
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for (int i = 0; i < dependency_tags.size(); i++) {
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String tag = dependency_tags[i].strip_edges();
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if (!p_features.has(tag)) {
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all_tags_met = false;
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break;
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}
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}
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if (all_tags_met) {
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Dictionary dependency = config->get_value("dependencies", E);
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for (const Variant *key = dependency.next(nullptr); key; key = dependency.next(key)) {
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String dependency_path = *key;
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String target_path = dependency[*key];
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if (dependency_path.is_relative_path()) {
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dependency_path = p_path.get_base_dir().path_join(dependency_path);
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}
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add_shared_object(dependency_path, dependency_tags, target_path);
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}
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break;
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}
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}
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}
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#endif // GDEXTENSION_EXPORT_PLUGIN_H
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