1

/* $Id$ */

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     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>

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#include <time.h>

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#include <pwd.h>

    17

#include <signal.h>

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#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

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    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__)

    47

#endif

    48

    49

static char *_fios_path;

    50

static char *_fios_save_path;

    51

static char *_fios_scn_path;

    52

static FiosItem *_fios_items;

    53

static int _fios_count, _fios_alloc;

    54

    55

static FiosItem *FiosAlloc(void)

    56

{

    57

	if (_fios_count == _fios_alloc) {

    58

		_fios_alloc += 256;

    59

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

    60

	}

    61

	return &_fios_items[_fios_count++];

    62

}

    63

    64

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

    65

{

    66

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

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

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	int r;

    69

    70

	if (_savegame_sort_order < 2) // sort by date

    71

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

    72

	else

    73

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

    74

    75

	if (_savegame_sort_order & 1) r = -r;

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	return r;

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}

    78

    79

    80

// Get a list of savegames

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FiosItem *FiosGetSavegameList(int *num, int mode)

    82

{

    83

	FiosItem *fios;

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	DIR *dir;

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	struct dirent *dirent;

    86

	struct stat sb;

    87

	int sort_start;

    88

	char filename[MAX_PATH];

    89

    90

	if (_fios_save_path == NULL) {

    91

		_fios_save_path = malloc(MAX_PATH);

    92

		strcpy(_fios_save_path, _path.save_dir);

    93

	}

    94

    95

	_fios_path = _fios_save_path;

    96

    97

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

    98

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

    99

		fios = FiosAlloc();

   100

		fios->type = FIOS_TYPE_PARENT;

   101

		fios->mtime = 0;

   102

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

   103

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

   104

	}

   105

   106

	// Show subdirectories first

   107

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

   108

	if (dir != NULL) {

   109

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

   110

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

   111

				_fios_path, dirent->d_name);

   112

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

   113

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

   114

				fios = FiosAlloc();

   115

				fios->type = FIOS_TYPE_DIR;

   116

				fios->mtime = 0;

   117

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

   118

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

   119

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

   120

			}

   121

		}

   122

		closedir(dir);

   123

	}

   124

   125

	{

   126

		/* XXX ugly global variables ... */

   127

		byte order = _savegame_sort_order;

   128

		_savegame_sort_order = 2; // sort ascending by name

   129

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

   130

		_savegame_sort_order = order;

   131

	}

   132

   133

	// this is where to start sorting

   134

	sort_start = _fios_count;

   135

   136

	/* Show savegame files

   137

	 * .SAV OpenTTD saved game

   138

	 * .SS1 Transport Tycoon Deluxe preset game

   139

	 * .SV1 Transport Tycoon Deluxe (Patch) saved game

   140

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

   141

	 */

   142

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

   143

	if (dir != NULL) {

   144

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

   145

			char *t;

   146

   147

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

   148

				_fios_path, dirent->d_name);

   149

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

   150

   151

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

   152

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

   153

				fios = FiosAlloc();

   154

				fios->type = FIOS_TYPE_FILE;

   155

				fios->mtime = sb.st_mtime;

   156

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

   157

   158

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

   159

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

   160

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

   161

				if (t != NULL && (

   162

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

   163

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

   164

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

   165

						)) { // TTDLX(Patch)

   166

					fios = FiosAlloc();

   167

					fios->type = FIOS_TYPE_OLDFILE;

   168

					fios->mtime = sb.st_mtime;

   169

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

   170

					GetOldSaveGameName(fios->title, filename);

   171

				}

   172

			}

   173

		}

   174

		closedir(dir);

   175

	}

   176

   177

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

   178

	*num = _fios_count;

   179

	return _fios_items;

   180

}

   181

   182

// Get a list of scenarios

   183

// FIXME: Gross code duplication with FiosGetSavegameList()

   184

FiosItem *FiosGetScenarioList(int *num, int mode)

   185

{

   186

	FiosItem *fios;

   187

	DIR *dir;

   188

	struct dirent *dirent;

   189

	struct stat sb;

   190

	int sort_start;

   191

	char filename[MAX_PATH];

   192

   193

	if (_fios_scn_path == NULL) {

   194

		_fios_scn_path = malloc(MAX_PATH);

   195

		strcpy(_fios_scn_path, _path.scenario_dir);

   196

	}

   197

	_fios_path = _fios_scn_path;

   198

   199

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

   200

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

   201

		fios = FiosAlloc();

   202

		fios->type = FIOS_TYPE_PARENT;

   203

		fios->mtime = 0;

   204

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

   205

	}

   206

   207

	// Show subdirectories first

   208

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

   209

	if (dir != NULL) {

   210

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

   211

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

   212

				_fios_path, dirent->d_name);

   213

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

   214

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

   215

				fios = FiosAlloc();

   216

				fios->type = FIOS_TYPE_DIR;

   217

				fios->mtime = 0;

   218

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

   219

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

   220

			}

   221

		}

   222

		closedir(dir);

   223

	}

   224

   225

	// this is where to start sorting

   226

	sort_start = _fios_count;

   227

   228

	/* Show scenario files

   229

	 * .SCN OpenTTD style scenario file

   230

	 * .SV0 Transport Tycoon Deluxe (Patch) scenario

   231

	 * .SS0 Transport Tycoon Deluxe preset scenario

   232

	 */

   233

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

   234

	if (dir != NULL) {

   235

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

   236

			char *t;

   237

   238

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

   239

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

   240

   241

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

   242

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

   243

				fios = FiosAlloc();

   244

				fios->type = FIOS_TYPE_SCENARIO;

   245

				fios->mtime = sb.st_mtime;

   246

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

   247

   248

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

   249

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

   250

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

   251

					mode == SLD_NEW_GAME) {

   252

				if (t != NULL && (

   253

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

   254

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

   255

						)) { // TTDLX(Patch)

   256

					fios = FiosAlloc();

   257

					fios->type = FIOS_TYPE_OLD_SCENARIO;

   258

					fios->mtime = sb.st_mtime;

   259

					GetOldScenarioGameName(fios->title, filename);

   260

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

   261

				}

   262

			}

   263

		}

   264

		closedir(dir);

   265

	}

   266

   267

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

   268

	*num = _fios_count;

   269

	return _fios_items;

   270

}

   271

   272

   273

// Free the list of savegames

   274

void FiosFreeSavegameList(void)

   275

{

   276

	free(_fios_items);

   277

	_fios_items = NULL;

   278

	_fios_alloc = _fios_count = 0;

   279

}

   280

   281

// Browse to

   282

char *FiosBrowseTo(const FiosItem *item)

   283

{

   284

	char *path = _fios_path;

   285

	char *s;

   286

   287

	switch (item->type) {

   288

		case FIOS_TYPE_PARENT:

   289

			s = strrchr(path, '/');

   290

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

   291

			break;

   292

   293

		case FIOS_TYPE_DIR:

   294

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

   295

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

   296

			strcat(path, "/");

   297

			strcat(path, item->name);

   298

			break;

   299

   300

		case FIOS_TYPE_FILE:

   301

		case FIOS_TYPE_OLDFILE:

   302

		case FIOS_TYPE_SCENARIO:

   303

		case FIOS_TYPE_OLD_SCENARIO: {

   304

			static char str_buffr[512];

   305

   306

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

   307

			return str_buffr;

   308

		}

   309

	}

   310

   311

	return NULL;

   312

}

   313

   314

/**

   315

 * Get descriptive texts. Returns the path and free space

   316

 * left on the device

   317

 * @param path string describing the path

   318

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

   319

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

   320

 */

   321

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

   322

{

   323

	uint32 free = 0;

   324

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

   325

   326

#ifdef HAS_STATVFS

   327

	{

   328

		struct statvfs s;

   329

   330

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

   331

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

   332

		} else

   333

			return STR_4006_UNABLE_TO_READ_DRIVE;

   334

	}

   335

#endif

   336

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

   337

	return STR_4005_BYTES_FREE;

   338

}

   339

   340

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

   341

{

   342

	const char* extension;

   343

	const char* period;

   344

   345

	if (_game_mode == GM_EDITOR)

   346

		extension = ".scn";

   347

	else

   348

		extension = ".sav";

   349

   350

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

   351

	period = strrchr(name, '.');

   352

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

   353

   354

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

   355

}

   356

   357

void FiosDelete(const char *name)

   358

{

   359

	char path[512];

   360

   361

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

   362

	unlink(path);

   363

}

   364

   365

bool FileExists(const char *filename)

   366

{

   367

	return access(filename, 0) == 0;

   368

}

   369

   370

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

   371

{

   372

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

   373

}

   374

   375

int GetLanguageList(char **languages, int max)

   376

{

   377

	DIR *dir;

   378

	struct dirent *dirent;

   379

	int num = 0;

   380

   381

	dir = opendir(_path.lang_dir);

   382

	if (dir != NULL) {

   383

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

   384

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

   385

   386

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

   387

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

   388

				if (num == max) break;

   389

			}

   390

		}

   391

		closedir(dir);

   392

	}

   393

   394

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

   395

	return num;

   396

}

   397

   398

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

   399

static void ChangeWorkingDirectory(char *exe)

   400

{

   401

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

   402

	if (s != NULL) {

   403

		*s = '\0';

   404

		chdir(exe);

   405

		*s = '/';

   406

	}

   407

}

   408

#endif

   409

   410

void ShowInfo(const char *str)

   411

{

   412

	puts(str);

   413

}

   414

   415

void ShowOSErrorBox(const char *buf)

   416

{

   417

#if defined(__APPLE__)

   418

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

   419

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

   420

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

   421

#else

   422

	// all systems, but OSX

   423

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

   424

#endif

   425

}

   426

   427

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

   428

{

   429

	// change the working directory to enable doubleclicking in UIs

   430

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

   431

	ChangeWorkingDirectory(argv[0]);

   432

#endif

   433

   434

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

   435

	SeedMT(_random_seeds[0][1]);

   436

   437

	signal(SIGPIPE, SIG_IGN);

   438

   439

	return ttd_main(argc, argv);

   440

}

   441

   442

void DeterminePaths(void)

   443

{

   444

	char *s;

   445

   446

	_path.game_data_dir = malloc(MAX_PATH);

   447

	ttd_strlcpy(_path.game_data_dir, GAME_DATA_DIR, MAX_PATH);

   448

	#if defined SECOND_DATA_DIR

   449

	_path.second_data_dir = malloc(MAX_PATH);

   450

	ttd_strlcpy(_path.second_data_dir, SECOND_DATA_DIR, MAX_PATH);

   451

	#endif

   452

   453

#if defined(USE_HOMEDIR)

   454

	{

   455

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

   456

   457

		if (homedir == NULL) {

   458

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

   459

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

   460

		}

   461

   462

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

   463

	}

   464

   465

#else /* not defined(USE_HOMEDIR) */

   466

   467

	_path.personal_dir = malloc(MAX_PATH);

   468

	ttd_strlcpy(_path.personal_dir, PERSONAL_DIR, MAX_PATH);

   469

   470

	// check if absolute or relative path

   471

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

   472

   473

	// add absolute path

   474

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

   475

		getcwd(_path.personal_dir, MAX_PATH);

   476

		s = strchr(_path.personal_dir, 0);

   477

		*s++ = '/';

   478

		ttd_strlcpy(s, PERSONAL_DIR, MAX_PATH);

   479

	}

   480

   481

#endif /* defined(USE_HOMEDIR) */

   482

   483

	s = strchr(_path.personal_dir, 0);

   484

   485

	// append a / ?

   486

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

   487

   488

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

   489

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

   490

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

   491

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

   492

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

   493

   494

	if (_config_file == NULL)

   495

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

   496

   497

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

   498

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

   499