1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "functions.h"

     6

#include "window.h"

     7

#include "string.h"

     8

#include "table/strings.h"

     9

#include "hal.h"

    10

#include "variables.h"

    11

    12

#include <dirent.h>

    13

#include <unistd.h>

    14

#include <sys/stat.h>

    15

#include <time.h>

    16

#include <pwd.h>

    17

#include <signal.h>

    18

#if !defined(__MORPHOS__) && !defined(__AMIGA__)

    19

 #include <pthread.h>

    20

#endif

    21

    22

#if (defined(_POSIX_VERSION) && _POSIX_VERSION >= 200112L) || defined(__GLIBC__)

    23

	#define HAS_STATVFS

    24

#endif

    25

    26

#ifdef HAS_STATVFS

    27

#include <sys/statvfs.h>

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#endif

    29

    30

    31

#ifdef __MORPHOS__

    32

#include <exec/types.h>

    33

ULONG __stack = (1024*1024)*2; // maybe not that much is needed actually ;)

    34

#endif /* __MORPHOS__ */

    35

    36

#ifdef __AMIGA__

    37

#warning add stack symbol to avoid that user needs to set stack manually (tokai)

    38

// ULONG __stack =

    39

#endif

    40

    41

#if defined(__APPLE__)

    42

	#if defined(WITH_SDL)

    43

		//the mac implementation needs this file included in the same file as main()

    44

		#include <SDL.h>

    45

	#endif

    46

#endif

    47

    48

static char *_fios_path;

    49

static char *_fios_save_path;

    50

static char *_fios_scn_path;

    51

static FiosItem *_fios_items;

    52

static int _fios_count, _fios_alloc;

    53

    54

static FiosItem *FiosAlloc(void)

    55

{

    56

	if (_fios_count == _fios_alloc) {

    57

		_fios_alloc += 256;

    58

		_fios_items = realloc(_fios_items, _fios_alloc * sizeof(FiosItem));

    59

	}

    60

	return &_fios_items[_fios_count++];

    61

}

    62

    63

int compare_FiosItems(const void *a, const void *b)

    64

{

    65

	const FiosItem *da = (const FiosItem *)a;

    66

	const FiosItem *db = (const FiosItem *)b;

    67

	int r;

    68

    69

	if (_savegame_sort_order < 2) // sort by date

    70

		r = da->mtime < db->mtime ? -1 : 1;

    71

	else

    72

		r = strcasecmp(da->title, db->title);

    73

    74

	if (_savegame_sort_order & 1) r = -r;

    75

	return r;

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}

    77

    78

    79

// Get a list of savegames

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FiosItem *FiosGetSavegameList(int *num, int mode)

    81

{

    82

	FiosItem *fios;

    83

	DIR *dir;

    84

	struct dirent *dirent;

    85

	struct stat sb;

    86

	int sort_start;

    87

	char filename[MAX_PATH];

    88

    89

	if (_fios_save_path == NULL) {

    90

		_fios_save_path = malloc(MAX_PATH);

    91

		strcpy(_fios_save_path, _path.save_dir);

    92

	}

    93

    94

	_fios_path = _fios_save_path;

    95

    96

	// Parent directory, only if not in root already.

    97

	if (_fios_path[1] != '\0') {

    98

		fios = FiosAlloc();

    99

		fios->type = FIOS_TYPE_PARENT;

   100

		fios->mtime = 0;

   101

		strcpy(fios->name, "..");

   102

		strcpy(fios->title, ".. (Parent directory)");

   103

	}

   104

   105

	// Show subdirectories first

   106

	dir = opendir(_fios_path[0] != '\0' ? _fios_path : "/");

   107

	if (dir != NULL) {

   108

		while ((dirent = readdir(dir)) != NULL) {

   109

			snprintf(filename, lengthof(filename), "%s/%s",

   110

				_fios_path, dirent->d_name);

   111

			if (!stat(filename, &sb) && S_ISDIR(sb.st_mode) &&

   112

					dirent->d_name[0] != '.') {

   113

				fios = FiosAlloc();

   114

				fios->type = FIOS_TYPE_DIR;

   115

				fios->mtime = 0;

   116

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   117

				snprintf(fios->title, lengthof(fios->title),

   118

					"%s/ (Directory)", dirent->d_name);

   119

			}

   120

		}

   121

		closedir(dir);

   122

	}

   123

   124

	{

   125

		/* XXX ugly global variables ... */

   126

		byte order = _savegame_sort_order;

   127

		_savegame_sort_order = 2; // sort ascending by name

   128

		qsort(_fios_items, _fios_count, sizeof(FiosItem), compare_FiosItems);

   129

		_savegame_sort_order = order;

   130

	}

   131

   132

	// this is where to start sorting

   133

	sort_start = _fios_count;

   134

   135

	/* Show savegame files

   136

	 * .SAV OpenTTD saved game

   137

	 * .SS1 Transport Tycoon Deluxe preset game

   138

	 * .SV1 Transport Tycoon Deluxe (Patch) saved game

   139

	 * .SV2 Transport Tycoon Deluxe (Patch) saved 2-player game

   140

	 */

   141

	dir = opendir(_fios_path[0] != '\0' ? _fios_path : "/");

   142

	if (dir != NULL) {

   143

		while ((dirent = readdir(dir)) != NULL) {

   144

			char *t;

   145

   146

			snprintf(filename, lengthof(filename), "%s/%s",

   147

				_fios_path, dirent->d_name);

   148

			if (stat(filename, &sb) || S_ISDIR(sb.st_mode)) continue;

   149

   150

			t = strrchr(dirent->d_name, '.');

   151

			if (t != NULL && strcasecmp(t, ".sav") == 0) { // OpenTTD

   152

				fios = FiosAlloc();

   153

				fios->type = FIOS_TYPE_FILE;

   154

				fios->mtime = sb.st_mtime;

   155

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   156

   157

				*t = '\0'; // strip extension

   158

				ttd_strlcpy(fios->title, dirent->d_name, lengthof(fios->title));

   159

			} else if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO) {

   160

				if (t != NULL && (

   161

							strcasecmp(t, ".ss1") == 0 ||

   162

							strcasecmp(t, ".sv1") == 0 ||

   163

							strcasecmp(t, ".sv2") == 0

   164

						)) { // TTDLX(Patch)

   165

					fios = FiosAlloc();

   166

					fios->type = FIOS_TYPE_OLDFILE;

   167

					fios->mtime = sb.st_mtime;

   168

					ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   169

					GetOldSaveGameName(fios->title, filename);

   170

				}

   171

			}

   172

		}

   173

		closedir(dir);

   174

	}

   175

   176

	qsort(_fios_items + sort_start, _fios_count - sort_start, sizeof(FiosItem), compare_FiosItems);

   177

	*num = _fios_count;

   178

	return _fios_items;

   179

}

   180

   181

// Get a list of scenarios

   182

// FIXME: Gross code duplication with FiosGetSavegameList()

   183

FiosItem *FiosGetScenarioList(int *num, int mode)

   184

{

   185

	FiosItem *fios;

   186

	DIR *dir;

   187

	struct dirent *dirent;

   188

	struct stat sb;

   189

	int sort_start;

   190

	char filename[MAX_PATH];

   191

   192

	if (_fios_scn_path == NULL) {

   193

		_fios_scn_path = malloc(MAX_PATH);

   194

		strcpy(_fios_scn_path, _path.scenario_dir);

   195

	}

   196

	_fios_path = _fios_scn_path;

   197

   198

	// Parent directory, only if not of the type C:\.

   199

	if (_fios_path[1] != '\0' && mode != SLD_NEW_GAME) {

   200

		fios = FiosAlloc();

   201

		fios->type = FIOS_TYPE_PARENT;

   202

		fios->mtime = 0;

   203

		strcpy(fios->title, ".. (Parent directory)");

   204

	}

   205

   206

	// Show subdirectories first

   207

	dir = opendir(_fios_path[0] ? _fios_path : "/");

   208

	if (dir != NULL) {

   209

		while ((dirent = readdir(dir)) != NULL) {

   210

			snprintf(filename, lengthof(filename), "%s/%s",

   211

				_fios_path, dirent->d_name);

   212

			if (!stat(filename, &sb) && S_ISDIR(sb.st_mode) &&

   213

					dirent->d_name[0] != '.') {

   214

				fios = FiosAlloc();

   215

				fios->type = FIOS_TYPE_DIR;

   216

				fios->mtime = 0;

   217

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   218

				snprintf(fios->title, lengthof(fios->title), "%s/ (Directory)", dirent->d_name);

   219

			}

   220

		}

   221

		closedir(dir);

   222

	}

   223

   224

	// this is where to start sorting

   225

	sort_start = _fios_count;

   226

   227

	/* Show scenario files

   228

	 * .SCN OpenTTD style scenario file

   229

	 * .SV0 Transport Tycoon Deluxe (Patch) scenario

   230

	 * .SS0 Transport Tycoon Deluxe preset scenario

   231

	 */

   232

	dir = opendir(_fios_path[0] ? _fios_path : "/");

   233

	if (dir != NULL) {

   234

		while ((dirent = readdir(dir)) != NULL) {

   235

			char *t;

   236

   237

			snprintf(filename, lengthof(filename), "%s/%s", _fios_path, dirent->d_name);

   238

			if (stat(filename, &sb) || S_ISDIR(sb.st_mode)) continue;

   239

   240

			t = strrchr(dirent->d_name, '.');

   241

			if (t != NULL && strcasecmp(t, ".scn") == 0) { // OpenTTD

   242

				fios = FiosAlloc();

   243

				fios->type = FIOS_TYPE_SCENARIO;

   244

				fios->mtime = sb.st_mtime;

   245

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   246

   247

				*t  = '\0'; // strip extension

   248

				ttd_strlcpy(fios->title, dirent->d_name, lengthof(fios->title));

   249

			} else if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO ||

   250

					mode == SLD_NEW_GAME) {

   251

				if (t != NULL && (

   252

							strcasecmp(t, ".sv0") == 0 ||

   253

							strcasecmp(t, ".ss0") == 0

   254

						)) { // TTDLX(Patch)

   255

					fios = FiosAlloc();

   256

					fios->type = FIOS_TYPE_OLD_SCENARIO;

   257

					fios->mtime = sb.st_mtime;

   258

					GetOldScenarioGameName(fios->title, filename);

   259

					ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   260

				}

   261

			}

   262

		}

   263

		closedir(dir);

   264

	}

   265

   266

	qsort(_fios_items + sort_start, _fios_count - sort_start, sizeof(FiosItem), compare_FiosItems);

   267

	*num = _fios_count;

   268

	return _fios_items;

   269

}

   270

   271

   272

// Free the list of savegames

   273

void FiosFreeSavegameList(void)

   274

{

   275

	free(_fios_items);

   276

	_fios_items = NULL;

   277

	_fios_alloc = _fios_count = 0;

   278

}

   279

   280

// Browse to

   281

char *FiosBrowseTo(const FiosItem *item)

   282

{

   283

	char *path = _fios_path;

   284

	char *s;

   285

   286

	switch (item->type) {

   287

		case FIOS_TYPE_PARENT:

   288

			s = strrchr(path, '/');

   289

			if (s != NULL) *s = '\0';

   290

			break;

   291

   292

		case FIOS_TYPE_DIR:

   293

			s = strchr(item->name, '/');

   294

			if (s != NULL) *s = '\0';

   295

			strcat(path, "/");

   296

			strcat(path, item->name);

   297

			break;

   298

   299

		case FIOS_TYPE_FILE:

   300

		case FIOS_TYPE_OLDFILE:

   301

		case FIOS_TYPE_SCENARIO:

   302

		case FIOS_TYPE_OLD_SCENARIO: {

   303

			static char str_buffr[512];

   304

   305

			sprintf(str_buffr, "%s/%s", path, item->name);

   306

			return str_buffr;

   307

		}

   308

	}

   309

   310

	return NULL;

   311

}

   312

   313

/**

   314

 * Get descriptive texts. Returns the path and free space

   315

 * left on the device

   316

 * @param path string describing the path

   317

 * @param tfs total free space in megabytes, optional (can be NULL)

   318

 * @return StringID describing the path (free space or failure)

   319

 */

   320

StringID FiosGetDescText(const char **path, uint32 *tot)

   321

{

   322

	uint32 free = 0;

   323

	*path = _fios_path[0] != '\0' ? _fios_path : "/";

   324

   325

#ifdef HAS_STATVFS

   326

	{

   327

		struct statvfs s;

   328

   329

		if (statvfs(*path, &s) == 0) {

   330

			free = (uint64)s.f_frsize * s.f_bavail >> 20;

   331

		} else

   332

			return STR_4006_UNABLE_TO_READ_DRIVE;

   333

	}

   334

#endif

   335

	if (tot != NULL) *tot = free;

   336

	return STR_4005_BYTES_FREE;

   337

}

   338

   339

void FiosMakeSavegameName(char *buf, const char *name)

   340

{

   341

	const char* extension;

   342

	const char* period;

   343

   344

	if (_game_mode == GM_EDITOR)

   345

		extension = ".scn";

   346

	else

   347

		extension = ".sav";

   348

   349

	// Don't append the extension, if it is already there

   350

	period = strrchr(name, '.');

   351

	if (period != NULL && strcasecmp(period, extension) == 0) extension = "";

   352

   353

	sprintf(buf, "%s/%s%s", _fios_path, name, extension);

   354

}

   355

   356

void FiosDelete(const char *name)

   357

{

   358

	char path[512];

   359

   360

	snprintf(path, lengthof(path), "%s/%s", _fios_path, name);

   361

	unlink(path);

   362

}

   363

   364

bool FileExists(const char *filename)

   365

{

   366

	return access(filename, 0) == 0;

   367

}

   368

   369

static int LanguageCompareFunc(const void *a, const void *b)

   370

{

   371

	return strcmp(*(const char* const *)a, *(const char* const *)b);

   372

}

   373

   374

int GetLanguageList(char **languages, int max)

   375

{

   376

	DIR *dir;

   377

	struct dirent *dirent;

   378

	int num = 0;

   379

   380

	dir = opendir(_path.lang_dir);

   381

	if (dir != NULL) {

   382

		while ((dirent = readdir(dir)) != NULL) {

   383

			char *t = strrchr(dirent->d_name, '.');

   384

   385

			if (t != NULL && strcmp(t, ".lng") == 0) {

   386

				languages[num++] = strdup(dirent->d_name);

   387

				if (num == max) break;

   388

			}

   389

		}

   390

		closedir(dir);

   391

	}

   392

   393

	qsort(languages, num, sizeof(char*), LanguageCompareFunc);

   394

	return num;

   395

}

   396

   397

#if defined(__BEOS__) || defined(__linux__)

   398

static void ChangeWorkingDirectory(char *exe)

   399

{

   400

	char *s = strrchr(exe, '/');

   401

	if (s != NULL) {

   402

		*s = '\0';

   403

		chdir(exe);

   404

		*s = '/';

   405

	}

   406

}

   407

#endif

   408

   409

void ShowInfo(const char *str)

   410

{

   411

	puts(str);

   412

}

   413

   414

void ShowOSErrorBox(const char *buf)

   415

{

   416

#if defined(__APPLE__)

   417

	// this creates an NSAlertPanel with the contents of 'buf'

   418

	// this is the native and nicest way to do this on OSX

   419

	ShowMacDialog( buf, "See readme for more info\nMost likely you are missing files from the original TTD", "Quit" );

   420

#else

   421

	// all systems, but OSX

   422

	fprintf(stderr, "\033[1;31mError: %s\033[0;39m\n", buf);

   423

#endif

   424

}

   425

   426

int CDECL main(int argc, char* argv[])

   427

{

   428

	// change the working directory to enable doubleclicking in UIs

   429

#if defined(__BEOS__) || defined(__linux__)

   430

	ChangeWorkingDirectory(argv[0]);

   431

#endif

   432

   433

	_random_seeds[0][1] = _random_seeds[0][0] = time(NULL);

   434

	SeedMT(_random_seeds[0][1]);

   435

   436

	signal(SIGPIPE, SIG_IGN);

   437

   438

	return ttd_main(argc, argv);

   439

}

   440

   441

void DeterminePaths(void)

   442

{

   443

	char *s;

   444

   445

	_path.game_data_dir = malloc(MAX_PATH);

   446

	ttd_strlcpy(_path.game_data_dir, GAME_DATA_DIR, MAX_PATH);

   447

	#if defined SECOND_DATA_DIR

   448

	_path.second_data_dir = malloc(MAX_PATH);

   449

	ttd_strlcpy(_path.second_data_dir, SECOND_DATA_DIR, MAX_PATH);

   450

	#endif

   451

   452

#if defined(USE_HOMEDIR)

   453

	{

   454

		const char *homedir = getenv("HOME");

   455

   456

		if (homedir == NULL) {

   457

			const struct passwd *pw = getpwuid(getuid());

   458

			if (pw != NULL) homedir = pw->pw_dir;

   459

		}

   460

   461

		_path.personal_dir = str_fmt("%s" PATHSEP "%s", homedir, PERSONAL_DIR);

   462

	}

   463

   464

#else /* not defined(USE_HOMEDIR) */

   465

   466

	_path.personal_dir = malloc(MAX_PATH);

   467

	ttd_strlcpy(_path.personal_dir, PERSONAL_DIR, MAX_PATH);

   468

   469

	// check if absolute or relative path

   470

	s = strchr(_path.personal_dir, '/');

   471

   472

	// add absolute path

   473

	if (s == NULL || _path.personal_dir != s) {

   474

		getcwd(_path.personal_dir, MAX_PATH);

   475

		s = strchr(_path.personal_dir, 0);

   476

		*s++ = '/';

   477

		ttd_strlcpy(s, PERSONAL_DIR, MAX_PATH);

   478

	}

   479

   480

#endif /* defined(USE_HOMEDIR) */

   481

   482

	s = strchr(_path.personal_dir, 0);

   483

   484

	// append a / ?

   485

	if (s[-1] != '/') strcpy(s, "/");

   486

   487

	_path.save_dir = str_fmt("%ssave", _path.personal_dir);

   488

	_path.autosave_dir = str_fmt("%s/autosave", _path.save_dir);

   489

	_path.scenario_dir = str_fmt("%sscenario", _path.personal_dir);

   490

	_path.gm_dir = str_fmt("%sgm/", _path.game_data_dir);

   491

	_path.data_dir = str_fmt("%sdata/", _path.game_data_dir);

   492

   493

	if (_config_file == NULL)

   494

		_config_file = str_fmt("%sopenttd.cfg", _path.personal_dir);

   495

   496

	_highscore_file = str_fmt("%shs.dat", _path.personal_dir);

   497

	_log_file = str_fmt("%sopenttd.log", _path.personal_dir);

   498

   499

#if defined CUSTOM_LANG_DIR