1115 lines
34 KiB
C++
1115 lines
34 KiB
C++
/**************************************************************************/
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/* os_linuxbsd.cpp */
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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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#include "os_linuxbsd.h"
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#include "core/io/dir_access.h"
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#include "main/main.h"
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#include "servers/display_server.h"
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#include "modules/modules_enabled.gen.h" // For regex.
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#ifdef MODULE_REGEX_ENABLED
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#include "modules/regex/regex.h"
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#endif
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#ifdef X11_ENABLED
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#include "x11/display_server_x11.h"
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#endif
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#ifdef HAVE_MNTENT
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#include <mntent.h>
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#endif
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#include <dlfcn.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <sys/utsname.h>
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#include <unistd.h>
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void OS_LinuxBSD::alert(const String &p_alert, const String &p_title) {
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const char *message_programs[] = { "zenity", "kdialog", "Xdialog", "xmessage" };
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String path = get_environment("PATH");
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Vector<String> path_elems = path.split(":", false);
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String program;
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for (int i = 0; i < path_elems.size(); i++) {
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for (uint64_t k = 0; k < sizeof(message_programs) / sizeof(char *); k++) {
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String tested_path = path_elems[i].path_join(message_programs[k]);
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if (FileAccess::exists(tested_path)) {
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program = tested_path;
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break;
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}
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}
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if (program.length()) {
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break;
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}
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}
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List<String> args;
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if (program.ends_with("zenity")) {
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args.push_back("--warning");
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args.push_back("--width");
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args.push_back("500");
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args.push_back("--title");
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args.push_back(p_title);
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args.push_back("--text");
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args.push_back(p_alert);
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}
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if (program.ends_with("kdialog")) {
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// `--sorry` uses the same icon as `--warning` in Zenity.
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// As of KDialog 22.12.1, its `--warning` options are only available for yes/no questions.
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args.push_back("--sorry");
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args.push_back(p_alert);
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args.push_back("--title");
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args.push_back(p_title);
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}
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if (program.ends_with("Xdialog")) {
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args.push_back("--title");
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args.push_back(p_title);
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args.push_back("--msgbox");
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args.push_back(p_alert);
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args.push_back("0");
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args.push_back("0");
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}
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if (program.ends_with("xmessage")) {
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args.push_back("-center");
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args.push_back("-title");
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args.push_back(p_title);
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args.push_back(p_alert);
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}
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if (program.length()) {
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execute(program, args);
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} else {
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print_line(p_alert);
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}
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}
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void OS_LinuxBSD::initialize() {
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crash_handler.initialize();
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OS_Unix::initialize_core();
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system_dir_desktop_cache = get_system_dir(SYSTEM_DIR_DESKTOP);
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}
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void OS_LinuxBSD::initialize_joypads() {
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#ifdef JOYDEV_ENABLED
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joypad = memnew(JoypadLinux(Input::get_singleton()));
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#endif
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}
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String OS_LinuxBSD::get_unique_id() const {
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static String machine_id;
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if (machine_id.is_empty()) {
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Ref<FileAccess> f = FileAccess::open("/etc/machine-id", FileAccess::READ);
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if (f.is_valid()) {
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while (machine_id.is_empty() && !f->eof_reached()) {
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machine_id = f->get_line().strip_edges();
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}
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}
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}
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return machine_id;
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}
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String OS_LinuxBSD::get_processor_name() const {
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Ref<FileAccess> f = FileAccess::open("/proc/cpuinfo", FileAccess::READ);
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ERR_FAIL_COND_V_MSG(f.is_null(), "", String("Couldn't open `/proc/cpuinfo` to get the CPU model name. Returning an empty string."));
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while (!f->eof_reached()) {
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const String line = f->get_line();
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if (line.find("model name") != -1) {
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return line.split(":")[1].strip_edges();
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}
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}
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ERR_FAIL_V_MSG("", String("Couldn't get the CPU model name from `/proc/cpuinfo`. Returning an empty string."));
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}
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void OS_LinuxBSD::finalize() {
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if (main_loop) {
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memdelete(main_loop);
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}
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main_loop = nullptr;
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#ifdef ALSAMIDI_ENABLED
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driver_alsamidi.close();
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#endif
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#ifdef JOYDEV_ENABLED
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if (joypad) {
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memdelete(joypad);
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}
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#endif
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}
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MainLoop *OS_LinuxBSD::get_main_loop() const {
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return main_loop;
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}
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void OS_LinuxBSD::delete_main_loop() {
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if (main_loop) {
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memdelete(main_loop);
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}
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main_loop = nullptr;
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}
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void OS_LinuxBSD::set_main_loop(MainLoop *p_main_loop) {
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main_loop = p_main_loop;
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}
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String OS_LinuxBSD::get_name() const {
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#ifdef __linux__
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return "Linux";
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#elif defined(__FreeBSD__)
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return "FreeBSD";
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#elif defined(__NetBSD__)
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return "NetBSD";
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#elif defined(__OpenBSD__)
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return "OpenBSD";
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#else
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return "BSD";
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#endif
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}
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String OS_LinuxBSD::get_systemd_os_release_info_value(const String &key) const {
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static String info;
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if (info.is_empty()) {
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Ref<FileAccess> f = FileAccess::open("/etc/os-release", FileAccess::READ);
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if (f.is_valid()) {
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while (!f->eof_reached()) {
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const String line = f->get_line();
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if (line.find(key) != -1) {
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return line.split("=")[1].strip_edges();
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}
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}
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}
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}
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return info;
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}
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String OS_LinuxBSD::get_distribution_name() const {
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static String systemd_name = get_systemd_os_release_info_value("NAME"); // returns a value for systemd users, otherwise an empty string.
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if (!systemd_name.is_empty()) {
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return systemd_name;
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}
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struct utsname uts; // returns a decent value for BSD family.
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uname(&uts);
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return uts.sysname;
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}
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String OS_LinuxBSD::get_version() const {
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static String systemd_version = get_systemd_os_release_info_value("VERSION"); // returns a value for systemd users, otherwise an empty string.
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if (!systemd_version.is_empty()) {
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return systemd_version;
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}
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struct utsname uts; // returns a decent value for BSD family.
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uname(&uts);
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return uts.version;
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}
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Vector<String> OS_LinuxBSD::get_video_adapter_driver_info() const {
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if (RenderingServer::get_singleton()->get_rendering_device() == nullptr) {
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return Vector<String>();
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}
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const String rendering_device_name = RenderingServer::get_singleton()->get_rendering_device()->get_device_name(); // e.g. `NVIDIA GeForce GTX 970`
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const String rendering_device_vendor = RenderingServer::get_singleton()->get_rendering_device()->get_device_vendor_name(); // e.g. `NVIDIA`
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const String card_name = rendering_device_name.trim_prefix(rendering_device_vendor).strip_edges(); // -> `GeForce GTX 970`
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String vendor_device_id_mappings;
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List<String> lspci_args;
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lspci_args.push_back("-n");
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Error err = const_cast<OS_LinuxBSD *>(this)->execute("lspci", lspci_args, &vendor_device_id_mappings);
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if (err != OK || vendor_device_id_mappings.is_empty()) {
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return Vector<String>();
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}
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// Usually found under "VGA", but for example NVIDIA mobile/laptop adapters are often listed under "3D" and some AMD adapters are under "Display".
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const String dc_vga = "0300"; // VGA compatible controller
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const String dc_display = "0302"; // Display controller
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const String dc_3d = "0380"; // 3D controller
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// splitting results by device class allows prioritizing, if multiple devices are found.
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Vector<String> class_vga_device_candidates;
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Vector<String> class_display_device_candidates;
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Vector<String> class_3d_device_candidates;
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#ifdef MODULE_REGEX_ENABLED
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RegEx regex_id_format = RegEx();
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regex_id_format.compile("^[a-f0-9]{4}:[a-f0-9]{4}$"); // e.g. `10de:13c2`; IDs are always in hexadecimal
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#endif
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Vector<String> value_lines = vendor_device_id_mappings.split("\n", false); // example: `02:00.0 0300: 10de:13c2 (rev a1)`
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for (const String &line : value_lines) {
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Vector<String> columns = line.split(" ", false);
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if (columns.size() < 3) {
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continue;
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}
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String device_class = columns[1].trim_suffix(":");
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String vendor_device_id_mapping = columns[2];
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#ifdef MODULE_REGEX_ENABLED
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if (regex_id_format.search(vendor_device_id_mapping).is_null()) {
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continue;
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}
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#endif
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if (device_class == dc_vga) {
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class_vga_device_candidates.push_back(vendor_device_id_mapping);
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} else if (device_class == dc_display) {
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class_display_device_candidates.push_back(vendor_device_id_mapping);
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} else if (device_class == dc_3d) {
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class_3d_device_candidates.push_back(vendor_device_id_mapping);
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}
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}
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// Check results against currently used device (`card_name`), in case the user has multiple graphics cards.
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const String device_lit = "Device"; // line of interest
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class_vga_device_candidates = OS_LinuxBSD::lspci_device_filter(class_vga_device_candidates, dc_vga, device_lit, card_name);
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class_display_device_candidates = OS_LinuxBSD::lspci_device_filter(class_display_device_candidates, dc_display, device_lit, card_name);
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class_3d_device_candidates = OS_LinuxBSD::lspci_device_filter(class_3d_device_candidates, dc_3d, device_lit, card_name);
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// Get driver names and filter out invalid ones, because some adapters are dummys used only for passthrough.
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// And they have no indicator besides certain driver names.
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const String kernel_lit = "Kernel driver in use"; // line of interest
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const String dummys = "vfio"; // for e.g. pci passthrough dummy kernel driver `vfio-pci`
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Vector<String> class_vga_device_drivers = OS_LinuxBSD::lspci_get_device_value(class_vga_device_candidates, kernel_lit, dummys);
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Vector<String> class_display_device_drivers = OS_LinuxBSD::lspci_get_device_value(class_display_device_candidates, kernel_lit, dummys);
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Vector<String> class_3d_device_drivers = OS_LinuxBSD::lspci_get_device_value(class_3d_device_candidates, kernel_lit, dummys);
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static String driver_name;
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static String driver_version;
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// Use first valid value:
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for (const String &driver : class_3d_device_drivers) {
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driver_name = driver;
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break;
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}
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if (driver_name.is_empty()) {
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for (const String &driver : class_display_device_drivers) {
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driver_name = driver;
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break;
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}
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}
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if (driver_name.is_empty()) {
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for (const String &driver : class_vga_device_drivers) {
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driver_name = driver;
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break;
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}
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}
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Vector<String> info;
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info.push_back(driver_name);
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String modinfo;
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List<String> modinfo_args;
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modinfo_args.push_back(driver_name);
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err = const_cast<OS_LinuxBSD *>(this)->execute("modinfo", modinfo_args, &modinfo);
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if (err != OK || modinfo.is_empty()) {
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info.push_back(""); // So that this method always either returns an empty array, or an array of length 2.
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return info;
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}
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Vector<String> lines = modinfo.split("\n", false);
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for (const String &line : lines) {
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Vector<String> columns = line.split(":", false, 1);
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if (columns.size() < 2) {
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continue;
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}
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if (columns[0].strip_edges() == "version") {
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driver_version = columns[1].strip_edges(); // example value: `510.85.02` on Linux/BSD
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break;
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}
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}
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info.push_back(driver_version);
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return info;
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}
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Vector<String> OS_LinuxBSD::lspci_device_filter(Vector<String> vendor_device_id_mapping, String class_suffix, String check_column, String whitelist) const {
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// NOTE: whitelist can be changed to `Vector<String>`, if the need arises.
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const String sep = ":";
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Vector<String> devices;
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for (const String &mapping : vendor_device_id_mapping) {
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String device;
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List<String> d_args;
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d_args.push_back("-d");
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d_args.push_back(mapping + sep + class_suffix);
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d_args.push_back("-vmm");
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Error err = const_cast<OS_LinuxBSD *>(this)->execute("lspci", d_args, &device); // e.g. `lspci -d 10de:13c2:0300 -vmm`
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if (err != OK) {
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return Vector<String>();
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} else if (device.is_empty()) {
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continue;
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}
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Vector<String> device_lines = device.split("\n", false);
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for (const String &line : device_lines) {
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Vector<String> columns = line.split(":", false, 1);
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if (columns.size() < 2) {
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continue;
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}
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if (columns[0].strip_edges() == check_column) {
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// for `column[0] == "Device"` this may contain `GM204 [GeForce GTX 970]`
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bool is_valid = true;
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if (!whitelist.is_empty()) {
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is_valid = columns[1].strip_edges().contains(whitelist);
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}
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if (is_valid) {
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devices.push_back(mapping);
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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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return devices;
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}
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Vector<String> OS_LinuxBSD::lspci_get_device_value(Vector<String> vendor_device_id_mapping, String check_column, String blacklist) const {
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// NOTE: blacklist can be changed to `Vector<String>`, if the need arises.
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const String sep = ":";
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Vector<String> values;
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for (const String &mapping : vendor_device_id_mapping) {
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String device;
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List<String> d_args;
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d_args.push_back("-d");
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d_args.push_back(mapping);
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d_args.push_back("-k");
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Error err = const_cast<OS_LinuxBSD *>(this)->execute("lspci", d_args, &device); // e.g. `lspci -d 10de:13c2 -k`
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if (err != OK) {
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return Vector<String>();
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} else if (device.is_empty()) {
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continue;
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}
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Vector<String> device_lines = device.split("\n", false);
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for (const String &line : device_lines) {
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Vector<String> columns = line.split(":", false, 1);
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if (columns.size() < 2) {
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continue;
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}
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if (columns[0].strip_edges() == check_column) {
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// for `column[0] == "Kernel driver in use"` this may contain `nvidia`
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bool is_valid = true;
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const String value = columns[1].strip_edges();
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if (!blacklist.is_empty()) {
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is_valid = !value.contains(blacklist);
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}
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if (is_valid) {
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values.push_back(value);
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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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return values;
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}
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Error OS_LinuxBSD::shell_open(String p_uri) {
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Error ok;
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int err_code;
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List<String> args;
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args.push_back(p_uri);
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// Agnostic
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ok = execute("xdg-open", args, nullptr, &err_code);
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if (ok == OK && !err_code) {
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return OK;
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} else if (err_code == 2) {
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return ERR_FILE_NOT_FOUND;
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}
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// GNOME
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args.push_front("open"); // The command is `gio open`, so we need to add it to args
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ok = execute("gio", args, nullptr, &err_code);
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if (ok == OK && !err_code) {
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return OK;
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} else if (err_code == 2) {
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return ERR_FILE_NOT_FOUND;
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}
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args.pop_front();
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ok = execute("gvfs-open", args, nullptr, &err_code);
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if (ok == OK && !err_code) {
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return OK;
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} else if (err_code == 2) {
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return ERR_FILE_NOT_FOUND;
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}
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// KDE
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ok = execute("kde-open5", args, nullptr, &err_code);
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if (ok == OK && !err_code) {
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return OK;
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}
|
|
ok = execute("kde-open", args, nullptr, &err_code);
|
|
return !err_code ? ok : FAILED;
|
|
}
|
|
|
|
bool OS_LinuxBSD::_check_internal_feature_support(const String &p_feature) {
|
|
#ifdef FONTCONFIG_ENABLED
|
|
if (p_feature == "system_fonts") {
|
|
return font_config_initialized;
|
|
}
|
|
#endif
|
|
if (p_feature == "pc") {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
uint64_t OS_LinuxBSD::get_embedded_pck_offset() const {
|
|
Ref<FileAccess> f = FileAccess::open(get_executable_path(), FileAccess::READ);
|
|
if (f.is_null()) {
|
|
return 0;
|
|
}
|
|
|
|
// Read and check ELF magic number.
|
|
{
|
|
uint32_t magic = f->get_32();
|
|
if (magic != 0x464c457f) { // 0x7F + "ELF"
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// Read program architecture bits from class field.
|
|
int bits = f->get_8() * 32;
|
|
|
|
// Get info about the section header table.
|
|
int64_t section_table_pos;
|
|
int64_t section_header_size;
|
|
if (bits == 32) {
|
|
section_header_size = 40;
|
|
f->seek(0x20);
|
|
section_table_pos = f->get_32();
|
|
f->seek(0x30);
|
|
} else { // 64
|
|
section_header_size = 64;
|
|
f->seek(0x28);
|
|
section_table_pos = f->get_64();
|
|
f->seek(0x3c);
|
|
}
|
|
int num_sections = f->get_16();
|
|
int string_section_idx = f->get_16();
|
|
|
|
// Load the strings table.
|
|
uint8_t *strings;
|
|
{
|
|
// Jump to the strings section header.
|
|
f->seek(section_table_pos + string_section_idx * section_header_size);
|
|
|
|
// Read strings data size and offset.
|
|
int64_t string_data_pos;
|
|
int64_t string_data_size;
|
|
if (bits == 32) {
|
|
f->seek(f->get_position() + 0x10);
|
|
string_data_pos = f->get_32();
|
|
string_data_size = f->get_32();
|
|
} else { // 64
|
|
f->seek(f->get_position() + 0x18);
|
|
string_data_pos = f->get_64();
|
|
string_data_size = f->get_64();
|
|
}
|
|
|
|
// Read strings data.
|
|
f->seek(string_data_pos);
|
|
strings = (uint8_t *)memalloc(string_data_size);
|
|
if (!strings) {
|
|
return 0;
|
|
}
|
|
f->get_buffer(strings, string_data_size);
|
|
}
|
|
|
|
// Search for the "pck" section.
|
|
int64_t off = 0;
|
|
for (int i = 0; i < num_sections; ++i) {
|
|
int64_t section_header_pos = section_table_pos + i * section_header_size;
|
|
f->seek(section_header_pos);
|
|
|
|
uint32_t name_offset = f->get_32();
|
|
if (strcmp((char *)strings + name_offset, "pck") == 0) {
|
|
if (bits == 32) {
|
|
f->seek(section_header_pos + 0x10);
|
|
off = f->get_32();
|
|
} else { // 64
|
|
f->seek(section_header_pos + 0x18);
|
|
off = f->get_64();
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
memfree(strings);
|
|
|
|
return off;
|
|
}
|
|
|
|
Vector<String> OS_LinuxBSD::get_system_fonts() const {
|
|
#ifdef FONTCONFIG_ENABLED
|
|
if (!font_config_initialized) {
|
|
ERR_FAIL_V_MSG(Vector<String>(), "Unable to load fontconfig, system font support is disabled.");
|
|
}
|
|
|
|
HashSet<String> font_names;
|
|
Vector<String> ret;
|
|
static const char *allowed_formats[] = { "TrueType", "CFF" };
|
|
for (size_t i = 0; i < sizeof(allowed_formats) / sizeof(const char *); i++) {
|
|
FcPattern *pattern = FcPatternCreate();
|
|
ERR_CONTINUE(!pattern);
|
|
|
|
FcPatternAddBool(pattern, FC_SCALABLE, FcTrue);
|
|
FcPatternAddString(pattern, FC_FONTFORMAT, reinterpret_cast<const FcChar8 *>(allowed_formats[i]));
|
|
|
|
FcFontSet *font_set = FcFontList(config, pattern, object_set);
|
|
if (font_set) {
|
|
for (int j = 0; j < font_set->nfont; j++) {
|
|
char *family_name = nullptr;
|
|
if (FcPatternGetString(font_set->fonts[j], FC_FAMILY, 0, reinterpret_cast<FcChar8 **>(&family_name)) == FcResultMatch) {
|
|
if (family_name) {
|
|
font_names.insert(String::utf8(family_name));
|
|
}
|
|
}
|
|
}
|
|
FcFontSetDestroy(font_set);
|
|
}
|
|
FcPatternDestroy(pattern);
|
|
}
|
|
|
|
for (const String &E : font_names) {
|
|
ret.push_back(E);
|
|
}
|
|
return ret;
|
|
#else
|
|
ERR_FAIL_V_MSG(Vector<String>(), "Godot was compiled without fontconfig, system font support is disabled.");
|
|
#endif
|
|
}
|
|
|
|
#ifdef FONTCONFIG_ENABLED
|
|
int OS_LinuxBSD::_weight_to_fc(int p_weight) const {
|
|
if (p_weight < 150) {
|
|
return FC_WEIGHT_THIN;
|
|
} else if (p_weight < 250) {
|
|
return FC_WEIGHT_EXTRALIGHT;
|
|
} else if (p_weight < 325) {
|
|
return FC_WEIGHT_LIGHT;
|
|
} else if (p_weight < 375) {
|
|
return FC_WEIGHT_DEMILIGHT;
|
|
} else if (p_weight < 390) {
|
|
return FC_WEIGHT_BOOK;
|
|
} else if (p_weight < 450) {
|
|
return FC_WEIGHT_REGULAR;
|
|
} else if (p_weight < 550) {
|
|
return FC_WEIGHT_MEDIUM;
|
|
} else if (p_weight < 650) {
|
|
return FC_WEIGHT_DEMIBOLD;
|
|
} else if (p_weight < 750) {
|
|
return FC_WEIGHT_BOLD;
|
|
} else if (p_weight < 850) {
|
|
return FC_WEIGHT_EXTRABOLD;
|
|
} else if (p_weight < 925) {
|
|
return FC_WEIGHT_BLACK;
|
|
} else {
|
|
return FC_WEIGHT_EXTRABLACK;
|
|
}
|
|
}
|
|
|
|
int OS_LinuxBSD::_stretch_to_fc(int p_stretch) const {
|
|
if (p_stretch < 56) {
|
|
return FC_WIDTH_ULTRACONDENSED;
|
|
} else if (p_stretch < 69) {
|
|
return FC_WIDTH_EXTRACONDENSED;
|
|
} else if (p_stretch < 81) {
|
|
return FC_WIDTH_CONDENSED;
|
|
} else if (p_stretch < 93) {
|
|
return FC_WIDTH_SEMICONDENSED;
|
|
} else if (p_stretch < 106) {
|
|
return FC_WIDTH_NORMAL;
|
|
} else if (p_stretch < 137) {
|
|
return FC_WIDTH_SEMIEXPANDED;
|
|
} else if (p_stretch < 144) {
|
|
return FC_WIDTH_EXPANDED;
|
|
} else if (p_stretch < 162) {
|
|
return FC_WIDTH_EXTRAEXPANDED;
|
|
} else {
|
|
return FC_WIDTH_ULTRAEXPANDED;
|
|
}
|
|
}
|
|
#endif // FONTCONFIG_ENABLED
|
|
|
|
Vector<String> OS_LinuxBSD::get_system_font_path_for_text(const String &p_font_name, const String &p_text, const String &p_locale, const String &p_script, int p_weight, int p_stretch, bool p_italic) const {
|
|
#ifdef FONTCONFIG_ENABLED
|
|
if (!font_config_initialized) {
|
|
ERR_FAIL_V_MSG(Vector<String>(), "Unable to load fontconfig, system font support is disabled.");
|
|
}
|
|
|
|
Vector<String> ret;
|
|
FcPattern *pattern = FcPatternCreate();
|
|
if (pattern) {
|
|
FcPatternAddString(pattern, FC_FAMILY, reinterpret_cast<const FcChar8 *>(p_font_name.utf8().get_data()));
|
|
FcPatternAddInteger(pattern, FC_WEIGHT, _weight_to_fc(p_weight));
|
|
FcPatternAddInteger(pattern, FC_WIDTH, _stretch_to_fc(p_stretch));
|
|
FcPatternAddInteger(pattern, FC_SLANT, p_italic ? FC_SLANT_ITALIC : FC_SLANT_ROMAN);
|
|
|
|
FcCharSet *char_set = FcCharSetCreate();
|
|
for (int i = 0; i < p_text.size(); i++) {
|
|
FcCharSetAddChar(char_set, p_text[i]);
|
|
}
|
|
FcPatternAddCharSet(pattern, FC_CHARSET, char_set);
|
|
|
|
FcLangSet *lang_set = FcLangSetCreate();
|
|
FcLangSetAdd(lang_set, reinterpret_cast<const FcChar8 *>(p_locale.utf8().get_data()));
|
|
FcPatternAddLangSet(pattern, FC_LANG, lang_set);
|
|
|
|
FcConfigSubstitute(0, pattern, FcMatchPattern);
|
|
FcDefaultSubstitute(pattern);
|
|
|
|
FcResult result;
|
|
FcPattern *match = FcFontMatch(0, pattern, &result);
|
|
if (match) {
|
|
char *file_name = nullptr;
|
|
if (FcPatternGetString(match, FC_FILE, 0, reinterpret_cast<FcChar8 **>(&file_name)) == FcResultMatch) {
|
|
if (file_name) {
|
|
ret.push_back(String::utf8(file_name));
|
|
}
|
|
}
|
|
FcPatternDestroy(match);
|
|
}
|
|
FcPatternDestroy(pattern);
|
|
FcCharSetDestroy(char_set);
|
|
FcLangSetDestroy(lang_set);
|
|
}
|
|
|
|
return ret;
|
|
#else
|
|
ERR_FAIL_V_MSG(Vector<String>(), "Godot was compiled without fontconfig, system font support is disabled.");
|
|
#endif
|
|
}
|
|
|
|
String OS_LinuxBSD::get_system_font_path(const String &p_font_name, int p_weight, int p_stretch, bool p_italic) const {
|
|
#ifdef FONTCONFIG_ENABLED
|
|
if (!font_config_initialized) {
|
|
ERR_FAIL_V_MSG(String(), "Unable to load fontconfig, system font support is disabled.");
|
|
}
|
|
|
|
String ret;
|
|
FcPattern *pattern = FcPatternCreate();
|
|
if (pattern) {
|
|
bool allow_substitutes = (p_font_name.to_lower() == "sans-serif") || (p_font_name.to_lower() == "serif") || (p_font_name.to_lower() == "monospace") || (p_font_name.to_lower() == "cursive") || (p_font_name.to_lower() == "fantasy");
|
|
|
|
FcPatternAddBool(pattern, FC_SCALABLE, FcTrue);
|
|
FcPatternAddString(pattern, FC_FAMILY, reinterpret_cast<const FcChar8 *>(p_font_name.utf8().get_data()));
|
|
FcPatternAddInteger(pattern, FC_WEIGHT, _weight_to_fc(p_weight));
|
|
FcPatternAddInteger(pattern, FC_WIDTH, _stretch_to_fc(p_stretch));
|
|
FcPatternAddInteger(pattern, FC_SLANT, p_italic ? FC_SLANT_ITALIC : FC_SLANT_ROMAN);
|
|
|
|
FcConfigSubstitute(0, pattern, FcMatchPattern);
|
|
FcDefaultSubstitute(pattern);
|
|
|
|
FcResult result;
|
|
FcPattern *match = FcFontMatch(0, pattern, &result);
|
|
if (match) {
|
|
if (!allow_substitutes) {
|
|
char *family_name = nullptr;
|
|
if (FcPatternGetString(match, FC_FAMILY, 0, reinterpret_cast<FcChar8 **>(&family_name)) == FcResultMatch) {
|
|
if (family_name && String::utf8(family_name).to_lower() != p_font_name.to_lower()) {
|
|
FcPatternDestroy(match);
|
|
FcPatternDestroy(pattern);
|
|
|
|
return String();
|
|
}
|
|
}
|
|
}
|
|
char *file_name = nullptr;
|
|
if (FcPatternGetString(match, FC_FILE, 0, reinterpret_cast<FcChar8 **>(&file_name)) == FcResultMatch) {
|
|
if (file_name) {
|
|
ret = String::utf8(file_name);
|
|
}
|
|
}
|
|
|
|
FcPatternDestroy(match);
|
|
}
|
|
FcPatternDestroy(pattern);
|
|
}
|
|
|
|
return ret;
|
|
#else
|
|
ERR_FAIL_V_MSG(String(), "Godot was compiled without fontconfig, system font support is disabled.");
|
|
#endif
|
|
}
|
|
|
|
String OS_LinuxBSD::get_config_path() const {
|
|
if (has_environment("XDG_CONFIG_HOME")) {
|
|
if (get_environment("XDG_CONFIG_HOME").is_absolute_path()) {
|
|
return get_environment("XDG_CONFIG_HOME");
|
|
} else {
|
|
WARN_PRINT_ONCE("`XDG_CONFIG_HOME` is a relative path. Ignoring its value and falling back to `$HOME/.config` or `.` per the XDG Base Directory specification.");
|
|
return has_environment("HOME") ? get_environment("HOME").path_join(".config") : ".";
|
|
}
|
|
} else if (has_environment("HOME")) {
|
|
return get_environment("HOME").path_join(".config");
|
|
} else {
|
|
return ".";
|
|
}
|
|
}
|
|
|
|
String OS_LinuxBSD::get_data_path() const {
|
|
if (has_environment("XDG_DATA_HOME")) {
|
|
if (get_environment("XDG_DATA_HOME").is_absolute_path()) {
|
|
return get_environment("XDG_DATA_HOME");
|
|
} else {
|
|
WARN_PRINT_ONCE("`XDG_DATA_HOME` is a relative path. Ignoring its value and falling back to `$HOME/.local/share` or `get_config_path()` per the XDG Base Directory specification.");
|
|
return has_environment("HOME") ? get_environment("HOME").path_join(".local/share") : get_config_path();
|
|
}
|
|
} else if (has_environment("HOME")) {
|
|
return get_environment("HOME").path_join(".local/share");
|
|
} else {
|
|
return get_config_path();
|
|
}
|
|
}
|
|
|
|
String OS_LinuxBSD::get_cache_path() const {
|
|
if (has_environment("XDG_CACHE_HOME")) {
|
|
if (get_environment("XDG_CACHE_HOME").is_absolute_path()) {
|
|
return get_environment("XDG_CACHE_HOME");
|
|
} else {
|
|
WARN_PRINT_ONCE("`XDG_CACHE_HOME` is a relative path. Ignoring its value and falling back to `$HOME/.cache` or `get_config_path()` per the XDG Base Directory specification.");
|
|
return has_environment("HOME") ? get_environment("HOME").path_join(".cache") : get_config_path();
|
|
}
|
|
} else if (has_environment("HOME")) {
|
|
return get_environment("HOME").path_join(".cache");
|
|
} else {
|
|
return get_config_path();
|
|
}
|
|
}
|
|
|
|
String OS_LinuxBSD::get_system_dir(SystemDir p_dir, bool p_shared_storage) const {
|
|
if (p_dir == SYSTEM_DIR_DESKTOP && !system_dir_desktop_cache.is_empty()) {
|
|
return system_dir_desktop_cache;
|
|
}
|
|
|
|
String xdgparam;
|
|
|
|
switch (p_dir) {
|
|
case SYSTEM_DIR_DESKTOP: {
|
|
xdgparam = "DESKTOP";
|
|
} break;
|
|
case SYSTEM_DIR_DCIM: {
|
|
xdgparam = "PICTURES";
|
|
} break;
|
|
case SYSTEM_DIR_DOCUMENTS: {
|
|
xdgparam = "DOCUMENTS";
|
|
} break;
|
|
case SYSTEM_DIR_DOWNLOADS: {
|
|
xdgparam = "DOWNLOAD";
|
|
} break;
|
|
case SYSTEM_DIR_MOVIES: {
|
|
xdgparam = "VIDEOS";
|
|
} break;
|
|
case SYSTEM_DIR_MUSIC: {
|
|
xdgparam = "MUSIC";
|
|
} break;
|
|
case SYSTEM_DIR_PICTURES: {
|
|
xdgparam = "PICTURES";
|
|
} break;
|
|
case SYSTEM_DIR_RINGTONES: {
|
|
xdgparam = "MUSIC";
|
|
} break;
|
|
}
|
|
|
|
String pipe;
|
|
List<String> arg;
|
|
arg.push_back(xdgparam);
|
|
Error err = const_cast<OS_LinuxBSD *>(this)->execute("xdg-user-dir", arg, &pipe);
|
|
if (err != OK) {
|
|
return ".";
|
|
}
|
|
return pipe.strip_edges();
|
|
}
|
|
|
|
void OS_LinuxBSD::run() {
|
|
if (!main_loop) {
|
|
return;
|
|
}
|
|
|
|
main_loop->initialize();
|
|
|
|
//uint64_t last_ticks=get_ticks_usec();
|
|
|
|
//int frames=0;
|
|
//uint64_t frame=0;
|
|
|
|
while (true) {
|
|
DisplayServer::get_singleton()->process_events(); // get rid of pending events
|
|
#ifdef JOYDEV_ENABLED
|
|
joypad->process_joypads();
|
|
#endif
|
|
if (Main::iteration()) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
main_loop->finalize();
|
|
}
|
|
|
|
void OS_LinuxBSD::disable_crash_handler() {
|
|
crash_handler.disable();
|
|
}
|
|
|
|
bool OS_LinuxBSD::is_disable_crash_handler() const {
|
|
return crash_handler.is_disabled();
|
|
}
|
|
|
|
static String get_mountpoint(const String &p_path) {
|
|
struct stat s;
|
|
if (stat(p_path.utf8().get_data(), &s)) {
|
|
return "";
|
|
}
|
|
|
|
#ifdef HAVE_MNTENT
|
|
dev_t dev = s.st_dev;
|
|
FILE *fd = setmntent("/proc/mounts", "r");
|
|
if (!fd) {
|
|
return "";
|
|
}
|
|
|
|
struct mntent mnt;
|
|
char buf[1024];
|
|
size_t buflen = 1024;
|
|
while (getmntent_r(fd, &mnt, buf, buflen)) {
|
|
if (!stat(mnt.mnt_dir, &s) && s.st_dev == dev) {
|
|
endmntent(fd);
|
|
return String(mnt.mnt_dir);
|
|
}
|
|
}
|
|
|
|
endmntent(fd);
|
|
#endif
|
|
return "";
|
|
}
|
|
|
|
Error OS_LinuxBSD::move_to_trash(const String &p_path) {
|
|
String path = p_path.rstrip("/"); // Strip trailing slash when path points to a directory
|
|
|
|
int err_code;
|
|
List<String> args;
|
|
args.push_back(path);
|
|
args.push_front("trash"); // The command is `gio trash <file_name>` so we need to add it to args.
|
|
Error result = execute("gio", args, nullptr, &err_code); // For GNOME based machines.
|
|
if (result == OK && !err_code) {
|
|
return OK;
|
|
} else if (err_code == 2) {
|
|
return ERR_FILE_NOT_FOUND;
|
|
}
|
|
|
|
args.pop_front();
|
|
args.push_front("move");
|
|
args.push_back("trash:/"); // The command is `kioclient5 move <file_name> trash:/`.
|
|
result = execute("kioclient5", args, nullptr, &err_code); // For KDE based machines.
|
|
if (result == OK && !err_code) {
|
|
return OK;
|
|
} else if (err_code == 2) {
|
|
return ERR_FILE_NOT_FOUND;
|
|
}
|
|
|
|
args.pop_front();
|
|
args.pop_back();
|
|
result = execute("gvfs-trash", args, nullptr, &err_code); // For older Linux machines.
|
|
if (result == OK && !err_code) {
|
|
return OK;
|
|
} else if (err_code == 2) {
|
|
return ERR_FILE_NOT_FOUND;
|
|
}
|
|
|
|
// If the commands `kioclient5`, `gio` or `gvfs-trash` don't exist on the system we do it manually.
|
|
String trash_path = "";
|
|
String mnt = get_mountpoint(path);
|
|
|
|
// If there is a directory "[Mountpoint]/.Trash-[UID], use it as the trash can.
|
|
if (!mnt.is_empty()) {
|
|
String mountpoint_trash_path(mnt + "/.Trash-" + itos(getuid()));
|
|
struct stat s;
|
|
if (!stat(mountpoint_trash_path.utf8().get_data(), &s)) {
|
|
trash_path = mountpoint_trash_path;
|
|
}
|
|
}
|
|
|
|
// Otherwise, if ${XDG_DATA_HOME} is defined, use "${XDG_DATA_HOME}/Trash" as the trash can.
|
|
if (trash_path.is_empty()) {
|
|
char *dhome = getenv("XDG_DATA_HOME");
|
|
if (dhome) {
|
|
trash_path = String::utf8(dhome) + "/Trash";
|
|
}
|
|
}
|
|
|
|
// Otherwise, if ${HOME} is defined, use "${HOME}/.local/share/Trash" as the trash can.
|
|
if (trash_path.is_empty()) {
|
|
char *home = getenv("HOME");
|
|
if (home) {
|
|
trash_path = String::utf8(home) + "/.local/share/Trash";
|
|
}
|
|
}
|
|
|
|
// Issue an error if none of the previous locations is appropriate for the trash can.
|
|
ERR_FAIL_COND_V_MSG(trash_path.is_empty(), FAILED, "Could not determine the trash can location");
|
|
|
|
// Create needed directories for decided trash can location.
|
|
{
|
|
Ref<DirAccess> dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
|
|
Error err = dir_access->make_dir_recursive(trash_path);
|
|
|
|
// Issue an error if trash can is not created properly.
|
|
ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "\"");
|
|
err = dir_access->make_dir_recursive(trash_path + "/files");
|
|
ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "/files\"");
|
|
err = dir_access->make_dir_recursive(trash_path + "/info");
|
|
ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "/info\"");
|
|
}
|
|
|
|
// The trash can is successfully created, now we check that we don't exceed our file name length limit.
|
|
// If the file name is too long trim it so we can add the identifying number and ".trashinfo".
|
|
// Assumes that the file name length limit is 255 characters.
|
|
String file_name = path.get_file();
|
|
if (file_name.length() > 240) {
|
|
file_name = file_name.substr(0, file_name.length() - 15);
|
|
}
|
|
|
|
String dest_path = trash_path + "/files/" + file_name;
|
|
struct stat buff;
|
|
int id_number = 0;
|
|
String fn = file_name;
|
|
|
|
// Checks if a resource with the same name already exist in the trash can,
|
|
// if there is, add an identifying number to our resource's name.
|
|
while (stat(dest_path.utf8().get_data(), &buff) == 0) {
|
|
id_number++;
|
|
|
|
// Added a limit to check for identically named files already on the trash can
|
|
// if there are too many it could make the editor unresponsive.
|
|
ERR_FAIL_COND_V_MSG(id_number > 99, FAILED, "Too many identically named resources already in the trash can.");
|
|
fn = file_name + "." + itos(id_number);
|
|
dest_path = trash_path + "/files/" + fn;
|
|
}
|
|
file_name = fn;
|
|
|
|
String renamed_path = path.get_base_dir() + "/" + file_name;
|
|
|
|
// Generates the .trashinfo file
|
|
OS::DateTime dt = OS::get_singleton()->get_datetime(false);
|
|
String timestamp = vformat("%04d-%02d-%02dT%02d:%02d:", dt.year, (int)dt.month, dt.day, dt.hour, dt.minute);
|
|
timestamp = vformat("%s%02d", timestamp, dt.second); // vformat only supports up to 6 arguments.
|
|
String trash_info = "[Trash Info]\nPath=" + path.uri_encode() + "\nDeletionDate=" + timestamp + "\n";
|
|
{
|
|
Error err;
|
|
{
|
|
Ref<FileAccess> file = FileAccess::open(trash_path + "/info/" + file_name + ".trashinfo", FileAccess::WRITE, &err);
|
|
ERR_FAIL_COND_V_MSG(err != OK, err, "Can't create trashinfo file: \"" + trash_path + "/info/" + file_name + ".trashinfo\"");
|
|
file->store_string(trash_info);
|
|
}
|
|
|
|
// Rename our resource before moving it to the trash can.
|
|
Ref<DirAccess> dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
|
|
err = dir_access->rename(path, renamed_path);
|
|
ERR_FAIL_COND_V_MSG(err != OK, err, "Can't rename file \"" + path + "\" to \"" + renamed_path + "\"");
|
|
}
|
|
|
|
// Move the given resource to the trash can.
|
|
// Do not use DirAccess:rename() because it can't move files across multiple mountpoints.
|
|
List<String> mv_args;
|
|
mv_args.push_back(renamed_path);
|
|
mv_args.push_back(trash_path + "/files");
|
|
{
|
|
int retval;
|
|
Error err = execute("mv", mv_args, nullptr, &retval);
|
|
|
|
// Issue an error if "mv" failed to move the given resource to the trash can.
|
|
if (err != OK || retval != 0) {
|
|
ERR_PRINT("move_to_trash: Could not move the resource \"" + path + "\" to the trash can \"" + trash_path + "/files\"");
|
|
Ref<DirAccess> dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
|
|
err = dir_access->rename(renamed_path, path);
|
|
ERR_FAIL_COND_V_MSG(err != OK, err, "Could not rename \"" + renamed_path + "\" back to its original name: \"" + path + "\"");
|
|
return FAILED;
|
|
}
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
OS_LinuxBSD::OS_LinuxBSD() {
|
|
main_loop = nullptr;
|
|
|
|
#ifdef PULSEAUDIO_ENABLED
|
|
AudioDriverManager::add_driver(&driver_pulseaudio);
|
|
#endif
|
|
|
|
#ifdef ALSA_ENABLED
|
|
AudioDriverManager::add_driver(&driver_alsa);
|
|
#endif
|
|
|
|
#ifdef X11_ENABLED
|
|
DisplayServerX11::register_x11_driver();
|
|
#endif
|
|
|
|
#ifdef FONTCONFIG_ENABLED
|
|
#ifdef DEBUG_ENABLED
|
|
int dylibloader_verbose = 1;
|
|
#else
|
|
int dylibloader_verbose = 0;
|
|
#endif
|
|
font_config_initialized = (initialize_fontconfig(dylibloader_verbose) == 0);
|
|
if (font_config_initialized) {
|
|
config = FcInitLoadConfigAndFonts();
|
|
if (!config) {
|
|
font_config_initialized = false;
|
|
}
|
|
object_set = FcObjectSetBuild(FC_FAMILY, FC_FILE, nullptr);
|
|
if (!object_set) {
|
|
font_config_initialized = false;
|
|
}
|
|
}
|
|
#endif // FONTCONFIG_ENABLED
|
|
}
|
|
|
|
OS_LinuxBSD::~OS_LinuxBSD() {
|
|
#ifdef FONTCONFIG_ENABLED
|
|
if (object_set) {
|
|
FcObjectSetDestroy(object_set);
|
|
}
|
|
if (config) {
|
|
FcConfigDestroy(config);
|
|
}
|
|
#endif // FONTCONFIG_ENABLED
|
|
}
|