1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

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#include "functions.h"

     6

#include "window.h"

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#include "string.h"

     8

#include "table/strings.h"

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#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 <signal.h>

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    18

#ifdef USE_HOMEDIR

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#include <pwd.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

    35

// The system supplied definition of SIG_IGN does not match

    36

#undef SIG_IGN

    37

#define SIG_IGN (void (*)(int))1

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#endif /* __MORPHOS__ */

    39

    40

#ifdef __AMIGA__

    41

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

    42

// ULONG __stack =

    43

#endif

    44

    45

#if defined(__APPLE__)

    46

	#if defined(WITH_SDL)

    47

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

    48

		#include <SDL.h>

    49

	#endif

    50

#endif

    51

    52

static char *_fios_path;

    53

static char *_fios_save_path;

    54

static char *_fios_scn_path;

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static FiosItem *_fios_items;

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static int _fios_count, _fios_alloc;

    57

    58

static FiosItem *FiosAlloc(void)

    59

{

    60

	if (_fios_count == _fios_alloc) {

    61

		_fios_alloc += 256;

    62

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

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	}

    64

	return &_fios_items[_fios_count++];

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}

    66

    67

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

    68

{

    69

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

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

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	int r;

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    76

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

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    80

	return r;

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}

    82

    83

    84

// Get a list of savegames

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FiosItem *FiosGetSavegameList(int *num, int mode)

    86

{

    87

	FiosItem *fios;

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	DIR *dir;

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	struct dirent *dirent;

    90

	struct stat sb;

    91

	int sort_start;

    92

	char filename[MAX_PATH];

    93

    94

	if (_fios_save_path == NULL) {

    95

		_fios_save_path = malloc(MAX_PATH);

    96

		strcpy(_fios_save_path, _path.save_dir);

    97

	}

    98

    99

	_fios_path = _fios_save_path;

   100

   101

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

   102

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

   103

		fios = FiosAlloc();

   104

		fios->type = FIOS_TYPE_PARENT;

   105

		fios->mtime = 0;

   106

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

   107

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

   108

	}

   109

   110

	// Show subdirectories first

   111

	dir = opendir(_fios_path);

   112

	if (dir != NULL) {

   113

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

   114

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

   115

				_fios_path, dirent->d_name);

   116

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

   117

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

   118

				fios = FiosAlloc();

   119

				fios->type = FIOS_TYPE_DIR;

   120

				fios->mtime = 0;

   121

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

   122

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

   123

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

   124

			}

   125

		}

   126

		closedir(dir);

   127

	}

   128

   129

	{

   130

		/* XXX ugly global variables ... */

   131

		byte order = _savegame_sort_order;

   133

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

   134

		_savegame_sort_order = order;

   135

	}

   136

   137

	// this is where to start sorting

   138

	sort_start = _fios_count;

   139

   140

	/* Show savegame files

   141

	 * .SAV OpenTTD saved game

   142

	 * .SS1 Transport Tycoon Deluxe preset game

   143

	 * .SV1 Transport Tycoon Deluxe (Patch) saved game

   144

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

   145

	 */

   146

	dir = opendir(_fios_path);

   147

	if (dir != NULL) {

   148

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

   149

			char *t;

   150

   151

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

   152

				_fios_path, dirent->d_name);

   153

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

   154

   155

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

   156

			if (t == NULL) continue;

   157

   158

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

   159

				fios = FiosAlloc();

   160

				fios->type = FIOS_TYPE_FILE;

   161

				fios->mtime = sb.st_mtime;

   162

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

   163

   164

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

   165

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

   166

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

   167

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

   168

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

   169

						strcasecmp(t, ".sv2") == 0) { // TTDLX(Patch)

   170

					fios = FiosAlloc();

   171

					fios->type = FIOS_TYPE_OLDFILE;

   172

					fios->mtime = sb.st_mtime;

   173

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

   174

					GetOldSaveGameName(fios->title, filename);

   175

				}

   176

			}

   177

		}

   178

		closedir(dir);

   179

	}

   180

   181

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

   182

	*num = _fios_count;

   183

	return _fios_items;

   184

}

   185

   186

// Get a list of scenarios

   187

// FIXME: Gross code duplication with FiosGetSavegameList()

   188

FiosItem *FiosGetScenarioList(int *num, int mode)

   189

{

   190

	FiosItem *fios;

   191

	DIR *dir;

   192

	struct dirent *dirent;

   193

	struct stat sb;

   194

	int sort_start;

   195

	char filename[MAX_PATH];

   196

   197

	if (_fios_scn_path == NULL) {

   198

		_fios_scn_path = malloc(MAX_PATH);

   199

		strcpy(_fios_scn_path, _path.scenario_dir);

   200

	}

   201

   202

	_fios_path = _fios_scn_path;

   203

   204

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

   205

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

   206

		fios = FiosAlloc();

   207

		fios->type = FIOS_TYPE_PARENT;

   208

		fios->mtime = 0;

   209

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

   210

	}

   211

   212

	// Show subdirectories first

   213

	dir = opendir(_fios_path);

   214

	if (dir != NULL) {

   215

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

   216

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

   217

				_fios_path, dirent->d_name);

   218

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

   219

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

   220

				fios = FiosAlloc();

   221

				fios->type = FIOS_TYPE_DIR;

   222

				fios->mtime = 0;

   223

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

   224

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

   225

			}

   226

		}

   227

		closedir(dir);

   228

	}

   229

   230

	{

   231

		/* XXX ugly global variables ... */

   232

		byte order = _savegame_sort_order;

   234

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

   235

		_savegame_sort_order = order;

   236

	}

   237

   238

	// this is where to start sorting

   239

	sort_start = _fios_count;

   240

   241

	/* Show scenario files

   242

	 * .SCN OpenTTD style scenario file

   243

	 * .SV0 Transport Tycoon Deluxe (Patch) scenario

   244

	 * .SS0 Transport Tycoon Deluxe preset scenario

   245

	 */

   246

	dir = opendir(_fios_path);

   247

	if (dir != NULL) {

   248

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

   249

			char *t;

   250

   251

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

   252

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

   253

   254

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

   255

			if (t == NULL) continue;

   256

   257

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

   258

				fios = FiosAlloc();

   259

				fios->type = FIOS_TYPE_SCENARIO;

   260

				fios->mtime = sb.st_mtime;

   261

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

   262

   263

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

   264

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

   265

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

   266

					mode == SLD_NEW_GAME) {

   267

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

   268

						strcasecmp(t, ".ss0") == 0) { // TTDLX(Patch)

   269

					fios = FiosAlloc();

   270

					fios->type = FIOS_TYPE_OLD_SCENARIO;

   271

					fios->mtime = sb.st_mtime;

   272

					GetOldScenarioGameName(fios->title, filename);

   273

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

   274

				}

   275

			}

   276

		}

   277

		closedir(dir);

   278

	}

   279

   280

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

   281

	*num = _fios_count;

   282

	return _fios_items;

   283

}

   284

   285

   286

// Free the list of savegames

   287

void FiosFreeSavegameList(void)

   288

{

   289

	free(_fios_items);

   290

	_fios_items = NULL;

   291

	_fios_alloc = _fios_count = 0;

   292

}

   293

   294

// Browse to

   295

char *FiosBrowseTo(const FiosItem *item)

   296

{

   297

	char *path = _fios_path;

   298

	char *s;

   299

   300

	switch (item->type) {

   301

		case FIOS_TYPE_PARENT:

   302

			s = strrchr(path, '/');

   303

			if (s != path)

   304

				s[0] = '\0';

   305

			else

   306

				s[1] = '\0';

   307

			break;

   308

   309

		case FIOS_TYPE_DIR:

   310

			if (path[1] != '\0') strcat(path, "/");

   311

			strcat(path, item->name);

   312

			break;

   313

   314

		case FIOS_TYPE_FILE:

   315

		case FIOS_TYPE_OLDFILE:

   316

		case FIOS_TYPE_SCENARIO:

   317

		case FIOS_TYPE_OLD_SCENARIO: {

   318

			static char str_buffr[512];

   319

   320

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

   321

			return str_buffr;

   322

		}

   323

	}

   324

   325

	return NULL;

   326

}

   327

   328

/**

   329

 * Get descriptive texts. Returns the path and free space

   330

 * left on the device

   331

 * @param path string describing the path

   332

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

   333

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

   334

 */

   335

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

   336

{

   337

	uint32 free = 0;

   338

	*path = _fios_path;

   339

   340

#ifdef HAS_STATVFS

   341

	{

   342

		struct statvfs s;

   343

   344

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

   345

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

   346

		} else

   347

			return STR_4006_UNABLE_TO_READ_DRIVE;

   348

	}

   349

#endif

   350

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

   351

	return STR_4005_BYTES_FREE;

   352

}

   353

   354

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

   355

{

   356

	const char* extension;

   357

	const char* period;

   358

   359

	if (_game_mode == GM_EDITOR)

   360

		extension = ".scn";

   361

	else

   362

		extension = ".sav";

   363

   364

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

   365

	period = strrchr(name, '.');

   366

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

   367

   368

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

   369

}

   370

   371

bool FiosDelete(const char *name)

   372

{

   373

	char path[512];

   374

   375

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

   376

	return unlink(path) == 0;

   377

}

   378

   379

bool FileExists(const char *filename)

   380

{

   381

	return access(filename, 0) == 0;

   382

}

   383

   384

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

   385

{

   386

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

   387

}

   388

   389

int GetLanguageList(char **languages, int max)

   390

{

   391

	DIR *dir;

   392

	struct dirent *dirent;

   393

	int num = 0;

   394

   395

	dir = opendir(_path.lang_dir);

   396

	if (dir != NULL) {

   397

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

   398

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

   399

   400

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

   401

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

   402

				if (num == max) break;

   403

			}

   404

		}

   405

		closedir(dir);

   406

	}

   407

   408

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

   409

	return num;

   410

}

   411

   412

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

   413

static void ChangeWorkingDirectory(char *exe)

   414

{

   415

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

   416

	if (s != NULL) {

   417

		*s = '\0';

   418

		chdir(exe);

   419

		*s = '/';

   420

	}

   421

}

   422

#endif

   423

   424

void ShowInfo(const char *str)

   425

{

   426

	puts(str);

   427

}

   428

   429

void ShowOSErrorBox(const char *buf)

   430

{

   431

#if defined(__APPLE__)

   432

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

   433

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

   434

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

   435

#else

   436

	// all systems, but OSX

   437

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

   438

#endif

   439

}

   440

   441

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

   442

{

   443

	// change the working directory to enable doubleclicking in UIs

   444

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

   445

	ChangeWorkingDirectory(argv[0]);

   446

#endif

   447

   448

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

   449

	SeedMT(_random_seeds[0][1]);

   450

   451

	signal(SIGPIPE, SIG_IGN);

   452

   453

	return ttd_main(argc, argv);

   454

}

   455

   456

void DeterminePaths(void)

   457

{

   458

	char *s;

   459

   460

	_path.game_data_dir = malloc(MAX_PATH);

   461

	ttd_strlcpy(_path.game_data_dir, GAME_DATA_DIR, MAX_PATH);

   462

	#if defined SECOND_DATA_DIR

   463

	_path.second_data_dir = malloc(MAX_PATH);

   464

	ttd_strlcpy(_path.second_data_dir, SECOND_DATA_DIR, MAX_PATH);

   465

	#endif

   466

   467

#if defined(USE_HOMEDIR)

   468

	{

   469

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

   470

   471

		if (homedir == NULL) {

   472

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

   473

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

   474

		}

   475

   476

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

   477

	}

   478

   479

#else /* not defined(USE_HOMEDIR) */

   480

   481

	_path.personal_dir = malloc(MAX_PATH);

   482

	ttd_strlcpy(_path.personal_dir, PERSONAL_DIR, MAX_PATH);

   483

   484

	// check if absolute or relative path

   485

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

   486

   487

	// add absolute path

   488

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

   489

		getcwd(_path.personal_dir, MAX_PATH);

   490

		s = strchr(_path.personal_dir, 0);

   491

		*s++ = '/';

   492

		ttd_strlcpy(s, PERSONAL_DIR, MAX_PATH);

   493

	}

   494

   495

#endif /* defined(USE_HOMEDIR) */

   496

   497

	s = strchr(_path.personal_dir, 0);

   498