37

	int8 consumes;

    41

static int _errors, _warnings;

    42

    43

static char *_strname[65536];     // Name of the string, NULL if not exists

    44

static char *_master[65536];      // English text

    45

static char *_translated[65536];  // Translated text

    46

static uint16 _hash_next[65536];			// next hash entry

    47

    48

#define HASH_SIZE 32767

    49

static uint16 _hash_head[HASH_SIZE];

    50

    51

static byte _put_buf[4096];

    52

static int _put_pos;

    53

static int _next_string_id;

    56

static char _lang_name[32], _lang_ownname[32], _lang_isocode[16];

    62

	for(; *s; s++)

    63

		hash = ((hash << 3) | (hash >> 29)) ^ *s;

    70

	_hash_next[value] = _hash_head[hash];

    71

	_hash_head[hash] = value + 1;

    76

	int idx = _hash_head[HashStr(s)];

    77

	while (--idx >= 0) {

    78

		if (!strcmp(_strname[idx], s)) return idx;

    79

		idx = _hash_next[idx];

    84

    85

static void CDECL Warning(const char *s, ...)

    92

	fprintf(stderr, "%d: Warning: %s\n", _cur_line, buf);

    93

	_warnings++;

    96

    97

static void CDECL Error(const char *s, ...)

    98

{

    99

	char buf[1024];

   100

	va_list va;

   101

	va_start(va, s);

   102

	vsprintf(buf, s, va);

   103

	va_end(va);

   104

	fprintf(stderr, "%d: Error: %s\n", _cur_line, buf);

   105

	_errors++;

   106

}

   107

   108

   109

static void NORETURN CDECL Fatal(const char *s, ...)

   120

   130

static void PutByte(byte c)

   133

		Fatal("Put buffer too small");

   140

	if (*buf != '\0')

   141

		Warning("Ignoring trailing letters in command");

   142

	PutByte((byte)value);

   146

static void EmitEscapedByte(char *buf, int value)

   148

	if (*buf != '\0')

   149

		Warning("Ignoring trailing letters in command");

   150

	PutByte((byte)0x85);

   151

	PutByte((byte)value);

   152

}

   159

	if (*err != 0)

   160

		Fatal("SetX param invalid");

   161

	PutByte(1);

   162

	PutByte((byte)x);

   163

}

   169

	int x,y;

   172

	if (*err != 0) Fatal("SetXY param invalid");

   173

	y = strtol(err+1, &err, 0);

   174

	if (*err != 0) Fatal("SetXY param invalid");

   176

	PutByte(0x1F);

   177

	PutByte((byte)x);

   178

	PutByte((byte)y);

   181

   184

	{"SETX", EmitSetX, 1, 0},

   185

	{"SETXY", EmitSetXY, 2, 0},

   188

	{"TINYFONT", EmitSingleByte, 8, 0},

   189

	{"BIGFONT", EmitSingleByte, 9, 0},

   192

	{"", EmitSingleByte, 10, 0},

   195

	{"BLUE", EmitSingleByte,    15, 0},

   196

	{"SILVER", EmitSingleByte,  16, 0},

   197

	{"GOLD", EmitSingleByte,    17, 0},

   198

	{"RED", EmitSingleByte,     18, 0},

   199

	{"PURPLE", EmitSingleByte,  19, 0},

   200

	{"LTBROWN", EmitSingleByte, 20, 0},

   201

	{"ORANGE", EmitSingleByte,  21, 0},

   202

	{"GREEN", EmitSingleByte,   22, 0},

   203

	{"YELLOW", EmitSingleByte,  23, 0},

   204

	{"DKGREEN", EmitSingleByte, 24, 0},

   205

	{"CREAM", EmitSingleByte,   25, 0},

   206

	{"BROWN", EmitSingleByte,   26, 0},

   207

	{"WHITE", EmitSingleByte,   27, 0},

   208

	{"LTBLUE", EmitSingleByte,  28, 0},

   209

	{"GRAY", EmitSingleByte,    29, 0},

   210

	{"DKBLUE", EmitSingleByte,  30, 0},

   211

	{"BLACK", EmitSingleByte,   31, 0},

   216

	{"COMMA", EmitSingleByte, 0x7B, 1}, // Number with comma

   217

	{"NUM", EmitSingleByte,  0x7E, 1}, // Signed number

   219

	{"CURRENCY", EmitSingleByte, 0x7F, 1},

   222

	{"CURRCOMPACT", EmitEscapedByte, 0, 1},		// compact currency (32 bits)

   223

	{"REV", EmitEscapedByte, 2, 0},						// openttd revision string

   224

	{"SHORTCARGO", EmitEscapedByte, 3, 2},		// short cargo description, only ### tons, or ### litres

   225

	{"CURRCOMPACT64", EmitEscapedByte, 4, 2},	// compact currency 64 bits

   227

	{"COMPANY", EmitEscapedByte, 5, 1},				// company string. This is actually a {STRING1}

   228

																						// The first string includes the second string.

   230

	{"PLAYERNAME", EmitEscapedByte, 5, 1},		// playername string. This is actually a {STRING1}

   231

																						// The first string includes the second string.

   233

	{"VEHICLE", EmitEscapedByte, 5, 1},		// playername string. This is actually a {STRING1}

   234

																						// The first string includes the second string.

   235

   236

   237

	{"STRING1", EmitEscapedByte, 5, 1},				// included string that consumes ONE argument

   238

	{"STRING2", EmitEscapedByte, 6, 2},				// included string that consumes TWO arguments

   239

	{"STRING3", EmitEscapedByte, 7, 3},				// included string that consumes THREE arguments

   240

	{"STRING4", EmitEscapedByte, 8, 4},				// included string that consumes FOUR arguments

   241

	{"STRING5", EmitEscapedByte, 9, 5},				// included string that consumes FIVE arguments

   242

   243

	{"STATIONFEATURES", EmitEscapedByte, 10, 1},				// station features string, icons of the features

   244

   245

	{"DATE_LONG", EmitSingleByte, 0x82, 1},

   246

	{"DATE_SHORT", EmitSingleByte, 0x83, 1},

   247

   248

	{"VELOCITY", EmitSingleByte, 0x84, 1},

   249

   250

	{"SKIP", EmitSingleByte, 0x86, 1},

   251

	{"VOLUME", EmitSingleByte, 0x87, 1},

   252

   253

	{"STRING", EmitSingleByte, 0x88, 1},

   254

   255

	{"CARGO", EmitSingleByte, 0x99, 2},

   256

	{"STATION", EmitSingleByte, 0x9A, 1},

   257

	{"TOWN", EmitSingleByte, 0x9B, 1},

   258

	{"CURRENCY64", EmitSingleByte, 0x9C, 2},

   259

	{"WAYPOINT", EmitSingleByte, 0x9D, 1}, // waypoint name

   260

	{"DATE_TINY", EmitSingleByte, 0x9E, 1},

   263

	{"UPARROW", EmitSingleByte, 0xA0, 0},

   264

	{"POUNDSIGN", EmitSingleByte, 0xA3, 0},

   265

	{"YENSIGN", EmitSingleByte, 0xA5, 0},

   266

	{"COPYRIGHT", EmitSingleByte, 0xA9, 0},

   267

	{"DOWNARROW", EmitSingleByte, 0xAA, 0},

   268

	{"CHECKMARK", EmitSingleByte, 0xAC, 0},

   269

	{"CROSS", EmitSingleByte, 0xAD, 0},

   270

	{"RIGHTARROW", EmitSingleByte, 0xAF, 0},

   272

	{"TRAIN", EmitSingleByte, 0xb4, 0},

   273

	{"LORRY", EmitSingleByte, 0xb5, 0},

   274

	{"BUS",   EmitSingleByte, 0xb6, 0},

   275

	{"PLANE", EmitSingleByte, 0xb7, 0},

   276

	{"SHIP",  EmitSingleByte, 0xb8, 0},

   278

	{"SMALLUPARROW", EmitSingleByte, 0xBC, 0},

   279

	{"SMALLDOWNARROW", EmitSingleByte, 0xBD, 0},

   280

	{"THREE_FOURTH", EmitSingleByte, 0xBE, 0},

   283

   286

	int i;

   287

	const CmdStruct *cs = _cmd_structs;

   288

	for(i=0; i != lengthof(_cmd_structs); i++, cs++) {

   289

		if (!strncmp(cs->cmd, s, len) && cs->cmd[len] == '\0')

   290

			return cs;

   296

// returns NULL on eof

   297

// else returns command struct

   298

static const CmdStruct *ParseCommandString(char **str, char *param, int *argno, bool show_err)

   300

	char *s = *str, *start;

   301

	const CmdStruct *cmd;

   302

	int plen = 0;

   305

	*argno = -1;

   306

   307

	// Scan to the next command, exit if there's no next command.

   308

	for(; *s != '{'; s++) {

   309

		if (*s == '\0')

   310

			return NULL;

   311

	}

   312

	s++; // Skip past the {

   313

   314

	if (*s >= '0' && *s <= '9') {

   315

		char *end;

   316

		*argno = strtoul(s, &end, 0);

   317

		if (*end != ':') {

   318

				Fatal("missing arg #");

   319

			}

   320

		s = end + 1;

   321

	}

   330

			Error("Missing } from command '%s'", start);

   337

		Error("Undefined command '%.*s'", s - start - 1, start);

   347

			if (c == '\0') {

   348

				Error("Missing } from command '%s'", start);

   351

			if ( s - start == 60)

   352

				Fatal("param command too long");

   364

static void HandlePragma(char *str)

   366

	if (!memcmp(str, "id ", 3)) {

   368

	} else if (!memcmp(str, "name ", 5)) {

   370

	} else if (!memcmp(str, "ownname ", 8)) {

   372

	} else if (!memcmp(str, "isocode ", 8)) {

   375

		Fatal("unknown pragma '%s'", str);

   379

typedef struct CmdPair {

   380

	const CmdStruct *a;

   381

	char *v;

   382

} CmdPair;

   383

   384

typedef struct ParsedCommandStruct {

   385

	int np;

   386

	CmdPair pairs[32];

   387

	const CmdStruct *cmd[32]; // ordered by param #

   388

} ParsedCommandStruct;

   389

   390

   391

static void ExtractCommandString(ParsedCommandStruct *p, char *s, bool warnings)

   395

	int argno;

   396

	int argidx = 0;

   398

	memset(p, 0, sizeof(*p));

   400

	for(;;) {

   401

		// read until next command from a.

   402

		ar = ParseCommandString(&s, param, &argno, warnings);

   403

		if (ar == NULL)

   404

			break;

   406

		// Sanity checking

   407

		if (argno != -1 && !ar->consumes) Fatal("Non consumer param can't have a paramindex");

   408

   409

		if (ar->consumes) {

   410

			if (argno != -1)

   411

				argidx = argno;

   412

			if (argidx < 0 || argidx >= lengthof(p->cmd)) Fatal("invalid param idx %d", argidx);

   413

			if (p->cmd[argidx] != NULL && p->cmd[argidx] != ar) Fatal("duplicate param idx %d", argidx);

   414

   415

			p->cmd[argidx++] = ar;

   416

		} else if (ar->cmd[0] != '\0') { // Ignore {}.. it can appear in any order.

   417

			if (p->np >= lengthof(p->pairs)) Fatal("too many commands in string, max %d", lengthof(p->pairs));

   418

			p->pairs[p->np].a = ar;

   419

			p->pairs[p->np].v = param[0]?strdup(param):"";

   420

			p->np++;

   421

		}

   422

	}

   425

   426

static const CmdStruct *TranslateCmdForCompare(const CmdStruct *a)

   428

	if (!a) return NULL;

   429

   430

	if (!strcmp(a->cmd, "STRING1") ||

   431

			!strcmp(a->cmd, "STRING2") ||

   432

			!strcmp(a->cmd, "STRING3") ||

   433

			!strcmp(a->cmd, "STRING4") ||

   434

			!strcmp(a->cmd, "STRING5"))

   435

		return FindCmd("STRING", 6);

   436

   437

	if (!strcmp(a->cmd, "SKIP"))

   438

		return NULL;

   439

   440

	return a;

   441

}

   442

   443

   444

static bool CheckCommandsMatch(char *a, char *b)

   445

{

   446

	ParsedCommandStruct templ;

   447

	ParsedCommandStruct lang;

   448

	int i,j;

   449

	bool result = true;

   450

   451

	ExtractCommandString(&templ, b, true);

   452

	ExtractCommandString(&lang, a, true);

   453

   454

	// For each string in templ, see if we find it in lang

   455

	if (templ.np != lang.np) {

   456

		Error("template string and language string have a different # of commands");

   457

		result = false;

   458

	}

   459

   460

	for(i = 0; i < templ.np; i++) {

   461

		// see if we find it in lang, and zero it out

   462

		bool found = false;

   463

		for(j = 0; j < lang.np; j++) {

   464

			if (templ.pairs[i].a == lang.pairs[j].a &&

   465

					!strcmp(templ.pairs[i].v, lang.pairs[j].v)) {

   466

				// it was found in both. zero it out from lang so we don't find it again

   467

				lang.pairs[j].a = NULL;

   468

				found = true;

   469

				break;

   470

			}

   471

		}

   472

   473

		if (!found) {

   474

			Error("Command '%s' exists in template file but not in language file", templ.pairs[i].a->cmd);

   475

			result = false;

   476

		}

   477

	}

   478

   479

	// if we reach here, all non consumer commands match up.

   480

	// Check if the non consumer commands match up also.

   481

	for(i = 0; i < lengthof(templ.cmd); i++) {

   482

		if (TranslateCmdForCompare(templ.cmd[i]) != TranslateCmdForCompare(lang.cmd[i])) {

   483

			Error("Param idx #%d '%s' doesn't match with template command '%s'", i,

   484

				!lang.cmd[i] ? "<empty>" : lang.cmd[i]->cmd,

   485

				!templ.cmd[i] ? "<empty>" : templ.cmd[i]->cmd);

   486

			result = false;

   487

		}

   488

	}

   489

   490

	return result;

   491

}

   492

   493

   494

static void HandleString(char *str, bool master)

   495

{

   496

	char *s,*t;