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"

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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

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#include <sys/statvfs.h>

    28

#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;

    56

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));

    63

	}

    64

	return &_fios_items[_fios_count++];

    65

}

    66

    67

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

    68

{

    69

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

    70

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

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	int r;

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    73

	if (_savegame_sort_order & SORT_BY_NAME) {

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

    75

	} else {

    76

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

    77

	}

    78

    79

	if (_savegame_sort_order & SORT_DESCENDING) r = -r;

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	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;

    88

	DIR *dir;

    89

	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;

   132

		_savegame_sort_order = SORT_BY_NAME | SORT_ASCENDING;

   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

}

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   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;

   233

		_savegame_sort_order = SORT_BY_NAME | SORT_ASCENDING;

   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_DIRECT:

   315

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

   316

			s = strrchr(path, '/');

   317

			if (s[1] == '\0') s[0] = '\0'; // strip trailing slash

   318

			break;

   319

   320

		case FIOS_TYPE_FILE:

   321

		case FIOS_TYPE_OLDFILE:

   322

		case FIOS_TYPE_SCENARIO:

   323

		case FIOS_TYPE_OLD_SCENARIO: {

   324

			static char str_buffr[512];

   325

   326

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

   327

			return str_buffr;

   328

		}

   329

	}

   330

   331

	return NULL;

   332

}

   333

   334

/**

   335

 * Get descriptive texts. Returns the path and free space

   336

 * left on the device

   337

 * @param path string describing the path

   338

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

   339

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

   340

 */

   341

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

   342

{

   343

	uint32 free = 0;

   344

	*path = _fios_path;

   345

   346

#ifdef HAS_STATVFS

   347

	{

   348

		struct statvfs s;

   349

   350

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

   351

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

   352

		} else

   353

			return STR_4006_UNABLE_TO_READ_DRIVE;

   354

	}

   355

#endif

   356

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

   357

	return STR_4005_BYTES_FREE;

   358

}

   359

   360

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

   361

{

   362

	const char* extension;

   363

	const char* period;

   364

   365

	if (_game_mode == GM_EDITOR)

   366

		extension = ".scn";

   367

	else

   368

		extension = ".sav";

   369

   370

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

   371

	period = strrchr(name, '.');

   372

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

   373

   374

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

   375

}

   376

   377

bool FiosDelete(const char *name)

   378

{

   379

	char path[512];

   380

   381

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

   382

	return unlink(path) == 0;

   383

}

   384

   385

bool FileExists(const char *filename)

   386

{

   387

	return access(filename, 0) == 0;

   388

}

   389

   390

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

   391

{

   392

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

   393

}

   394

   395

int GetLanguageList(char **languages, int max)

   396

{

   397

	DIR *dir;

   398

	struct dirent *dirent;

   399

	int num = 0;

   400

   401

	dir = opendir(_path.lang_dir);

   402

	if (dir != NULL) {

   403

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

   404

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

   405

   406

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

   407

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

   408

				if (num == max) break;

   409

			}

   410

		}

   411

		closedir(dir);

   412

	}

   413

   414

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

   415

	return num;

   416

}

   417

   418

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

   419

static void ChangeWorkingDirectory(char *exe)

   420

{

   421

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

   422

	if (s != NULL) {

   423

		*s = '\0';

   424

		chdir(exe);

   425

		*s = '/';

   426

	}

   427

}

   428

#endif

   429

   430

void ShowInfo(const char *str)

   431

{

   432

	puts(str);

   433

}

   434

   435

void ShowOSErrorBox(const char *buf)

   436

{

   437

#if defined(__APPLE__)

   438

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

   439

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

   440

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

   441

#else

   442

	// all systems, but OSX

   443

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

   444

#endif

   445

}

   446

   447

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

   448

{

   449

	// change the working directory to enable doubleclicking in UIs

   450

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

   451

	ChangeWorkingDirectory(argv[0]);

   452

#endif

   453

   454

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

   455

	SeedMT(_random_seeds[0][1]);

   456

   457

	signal(SIGPIPE, SIG_IGN);

   458

   459

	return ttd_main(argc, argv);

   460

}

   461

   462

void DeterminePaths(void)

   463

{

   464

	char *s;

   465

   466

	_path.game_data_dir = malloc(MAX_PATH);

   467

	ttd_strlcpy(_path.game_data_dir, GAME_DATA_DIR, MAX_PATH);

   468

	#if defined SECOND_DATA_DIR

   469

	_path.second_data_dir = malloc(MAX_PATH);

   470

	ttd_strlcpy(_path.second_data_dir, SECOND_DATA_DIR, MAX_PATH);

   471

	#endif

   472

   473

#if defined(USE_HOMEDIR)

   474

	{

   475

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

   476

   477

		if (homedir == NULL) {

   478

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

   479

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

   480

		}

   481

   482

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

   483

	}

   484

   485

#else /* not defined(USE_HOMEDIR) */

   486

   487

	_path.personal_dir = malloc(MAX_PATH);

   488

	ttd_strlcpy(_path.personal_dir, PERSONAL_DIR, MAX_PATH);

   489

   490

	// check if absolute or relative path

   491

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

   492

   493

	// add absolute path

   494

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

   495

		getcwd(_path.personal_dir, MAX_PATH);

   496

		s = strchr(_path.personal_dir, 0);

   497

		*s++ = '/';