mirror of https://github.com/OpenRCT2/OpenRCT2.git
282 lines
8.1 KiB
C
282 lines
8.1 KiB
C
/*****************************************************************************
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* Copyright (c) 2014 Ted John
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* This file is part of OpenRCT2.
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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#include <time.h>
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#include <argparse/argparse.h>
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#include "addresses.h"
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#include "cmdline.h"
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#include "interface/screenshot.h"
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#include "network/network.h"
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#include "openrct2.h"
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#include "platform/platform.h"
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#include "util/util.h"
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#ifdef ENABLE_TESTS
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#include "../test/tests.h"
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#else
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static int cmdline_for_test_error(const char **argv, int argc)
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{
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printf("OpenRCT2 has not been built with the test suite.\n");
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return -1;
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}
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#endif
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typedef struct tm tm_t;
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typedef struct argparse_option argparse_option_t;
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typedef struct argparse argparse_t;
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typedef int (*cmdline_action)(const char **argv, int argc);
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int gExitCode = 0;
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int sprite_mode;
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#ifndef DISABLE_NETWORK
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int gNetworkStart = NETWORK_MODE_NONE;
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char gNetworkStartHost[128];
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int gNetworkStartPort = NETWORK_DEFAULT_PORT;
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#endif // DISABLE_NETWORK
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static void print_launch_information();
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static void print_version();
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static int cmdline_call_action(const char **argv, int argc);
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static const char *const usage[] = {
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"openrct2 <command> [options] [<args>]",
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"openrct2 <path> [options]",
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"openrct2 intro [options]",
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"openrct2 edit [path] [options]",
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NULL
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};
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/**
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* A shared entry point to OpenRCT2. The command lines must be parsed before any further action is done. Invalid command lines
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* will then terminate before any initialisation has even been done.
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* @returns 1 if the game should run, otherwise 0.
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*/
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int cmdline_run(const char **argv, int argc)
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{
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//
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int version = 0, headless = 0, verbose = 0, width = 0, height = 0, port = 0;
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char *server = NULL;
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char *userDataPath = NULL;
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char *openrctDataPath = NULL;
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argparse_option_t options[] = {
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OPT_HELP(),
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OPT_BOOLEAN('v', "version", &version, "show version information and exit"),
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OPT_BOOLEAN(0, "headless", &headless, "run OpenRCT2 headless"),
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OPT_BOOLEAN(0, "verbose", &verbose, "log verbose messages"),
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OPT_INTEGER('m', "mode", &sprite_mode, "the type of sprite conversion. 0 = default, 1 = simple closest pixel match, 2 = dithering"),
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OPT_STRING(0, "server", &server, "server to connect to"),
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OPT_INTEGER(0, "port", &port, "Port to use. If used with --server, it will connect to specified server at this port, otherwise it will start the server"),
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OPT_STRING(0, "user-data-path", &userDataPath, "path to the user data directory (containing config.ini)"),
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OPT_STRING(0, "openrct-data-path", &openrctDataPath, "path to the OpenRCT2 data directory (containing languages)"),
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OPT_END()
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};
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argparse_t argparse;
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argparse_init(&argparse, options, usage, 0);
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size_t argvsize = sizeof(char**) * argc;
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/**
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* argparse_parse ends up inadvertently mutating the argv variable, setting
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* a null pointer in the array. Because of this, AppKit in OS X 10.10 will
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* dereference it, causing a segmentation fault.
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*/
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const char** mutableArgv = malloc(argvsize);
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#ifdef __APPLE__
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/**
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* Fixes problems with the default settings in the Xcode debugger
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* with it adding the option "-NSDocumentRevisionsDebugMode"
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*/
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int k=0;
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for (int i=0; i < argc; ++i)
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if (strcmp(argv[k], "-NSDocumentRevisionsDebugMode") != 0)
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mutableArgv[k++] = argv[i];
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argc = k;
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#else
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memcpy(mutableArgv,argv,argvsize);
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#endif
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argc = argparse_parse(&argparse, argc, mutableArgv);
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if (version) {
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print_version();
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free(mutableArgv);
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return 0;
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}
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if (headless)
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gOpenRCT2Headless = true;
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if (verbose)
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_log_levels[DIAGNOSTIC_LEVEL_VERBOSE] = 1;
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if (userDataPath != NULL) {
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safe_strncpy(gCustomUserDataPath, userDataPath, sizeof(gCustomUserDataPath));
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}
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if (openrctDataPath != NULL) {
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safe_strncpy(gCustomOpenrctDataPath, openrctDataPath, sizeof(gCustomOpenrctDataPath));
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}
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#ifndef DISABLE_NETWORK
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if (port != 0) {
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gNetworkStart = NETWORK_MODE_SERVER;
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gNetworkStartPort = port;
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}
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if (server != NULL) {
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gNetworkStart = NETWORK_MODE_CLIENT;
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safe_strncpy(gNetworkStartHost, server, sizeof(gNetworkStartHost));
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}
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#endif // DISABLE_NETWORK
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if (argc != 0) {
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// see comment next to cmdline_call_action for expected return codes
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gExitCode = cmdline_call_action((const char**)mutableArgv, argc);
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free(mutableArgv);
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if (gExitCode < 0) {
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// action failed, don't change exit code
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// and don't start the game
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return 0;
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} else if (gExitCode > 0) {
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// action successful, but don't start the game
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// change exit code to success
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gExitCode = 0;
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return 0;
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}
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// start the game, so far exit code means success.
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} else {
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free(mutableArgv);
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}
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// Headless mode requires a park to open
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if (gOpenRCT2Headless) {
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if (str_is_null_or_empty(gOpenRCT2StartupActionPath)) {
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printf("You must specify a park to open in headless mode.\n");
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gExitCode = -1;
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return 0;
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}
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}
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if (verbose) {
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print_launch_information();
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}
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return 1;
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}
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static void print_launch_information()
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{
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char buffer[256];
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time_t timer;
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tm_t* tmInfo;
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// Print name and version information
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openrct2_write_full_version_info(buffer, sizeof(buffer));
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printf("%s\n", buffer);
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printf("%s (%s)\n", OPENRCT2_PLATFORM, OPENRCT2_ARCHITECTURE);
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printf("@ %s\n\n", OPENRCT2_TIMESTAMP);
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// Print current time
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time(&timer);
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tmInfo = localtime(&timer);
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strftime(buffer, sizeof(buffer), "%Y/%m/%d %H:%M:%S", tmInfo);
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printf("VERBOSE: time is %s\n", buffer);
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// TODO Print other potential information (e.g. user, hardware)
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}
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static void print_version()
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{
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char buffer[256];
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openrct2_write_full_version_info(buffer, sizeof(buffer));
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printf("%s\n", buffer);
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printf("%s (%s)\n", OPENRCT2_PLATFORM, OPENRCT2_ARCHITECTURE);
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}
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static int cmdline_for_intro(const char **argv, int argc)
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{
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gOpenRCT2StartupAction = STARTUP_ACTION_INTRO;
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return 0;
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}
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static int cmdline_for_edit(const char **argv, int argc)
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{
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gOpenRCT2StartupAction = STARTUP_ACTION_EDIT;
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if (argc >= 1)
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safe_strncpy(gOpenRCT2StartupActionPath, argv[0], 512);
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return 0;
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}
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static int cmdline_for_none(const char **argv, int argc)
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{
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assert(argc >= 1);
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if (platform_file_exists(argv[0])) {
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gOpenRCT2StartupAction = STARTUP_ACTION_OPEN;
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safe_strncpy(gOpenRCT2StartupActionPath, argv[0], 512);
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return 0;
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} else {
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fprintf(stderr, "error: %s does not exist\n", argv[0]);
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return -1;
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}
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}
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// see comment next to cmdline_call_action for expected return codes
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struct { const char *firstArg; cmdline_action action; } cmdline_table[] = {
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{ "intro", cmdline_for_intro },
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{ "edit", cmdline_for_edit },
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{ "sprite", cmdline_for_sprite },
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{ "screenshot", cmdline_for_screenshot },
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#ifdef ENABLE_TESTS
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{ "test", cmdline_for_test },
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#else
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{ "test", cmdline_for_test_error },
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#endif
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};
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/**
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* This function delegates starting the game to different handlers, if found.
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*
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* Three cases of return values are supported:
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* - result < 0 means failure, will exit with error code
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* This case is useful when user provided wrong arguments or the requested
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* action failed
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* - result > 0 means success, won't start game, will exit program with success code
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* This case is useful when you want to do some batch action and signalize
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* success to the user.
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* - result == 0 means success, will launch the game.
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* This is default when ran with no arguments.
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*/
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static int cmdline_call_action(const char **argv, int argc)
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{
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for (int i = 0; i < countof(cmdline_table); i++) {
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if (_stricmp(cmdline_table[i].firstArg, argv[0]) != 0)
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continue;
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return cmdline_table[i].action(argv + 1, argc - 1);
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}
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return cmdline_for_none(argv, argc);
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}
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