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/* $Id$ */

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#define STRGEN

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#include "../stdafx.h"

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#include "../macros.h"

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#include <stdio.h>

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#include <string.h>

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#include <stdlib.h>

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#include <stdarg.h>

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#if (!defined(WIN32) && !defined(WIN64)) || defined(__CYGWIN__)

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#include <unistd.h>

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#endif

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#ifdef __MORPHOS__

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#ifdef stderr

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#undef stderr

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#endif

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#define stderr stdout

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#endif // __MORPHOS__

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#ifdef __WATCOMC__

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	uint _map_log_x;     // an unpleasant hack required because Watcom is insisting on

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	uint _map_size_x;    // these variables being valid references in map.h

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	uint _map_size_y;

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	uint _map_tile_mask;

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	uint _map_size;

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#endif

    30

    31

/* Compiles a list of strings into a compiled string list */

    32

    33

typedef void (*ParseCmdProc)(char *buf, int value);

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    35

typedef struct LanguagePackHeader {

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	uint32 ident;

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	uint32 version;			// 32-bits of auto generated version info which is basically a hash of strings.h

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	char name[32];			// the international name of this language

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	char own_name[32];	// the localized name of this language

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	char isocode[16];	// the ISO code for the language (not country code)

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	uint16 offsets[32];	// the offsets

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	byte plural_form;		// plural form index

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	byte pad[3];				// pad header to be a multiple of 4

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} LanguagePackHeader;

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    46

typedef struct CmdStruct {

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	const char *cmd;

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	ParseCmdProc proc;

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	long value;

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	int8 consumes;

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	byte flags;

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} CmdStruct;

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enum {

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	C_DONTCOUNT = 1,

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	C_CASE = 2,

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};

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    59

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typedef struct Case {

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	int caseidx;

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	char *string;

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	struct Case *next;

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} Case;

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static bool _masterlang;

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static bool _translated;

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static const char* _file = "(unknown file)";

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static int _cur_line;

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static int _errors, _warnings;

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typedef struct LangString {

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	char *name;							// Name of the string

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	char *english;					// English text

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	char *translated;				// Translated text

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	uint16 hash_next;				// next hash entry

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	uint16 index;

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	int line;               // line of string in source-file

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	Case *english_case;			// cases for english

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	Case *translated_case;	// cases for foreign

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} LangString;

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static LangString *_strings[65536];

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#define HASH_SIZE 32767

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static uint16 _hash_head[HASH_SIZE];

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    89

static byte _put_buf[4096];

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static int _put_pos;

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static int _next_string_id;

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static uint32 _hash;

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

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static byte _lang_pluralform;

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#define MAX_NUM_GENDER 8

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static char _genders[MAX_NUM_GENDER][8];

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static int _numgenders;

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// contains the name of all cases.

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#define MAX_NUM_CASES 50

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static char _cases[MAX_NUM_CASES][16];

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static int _numcases;

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// for each plural value, this is the number of plural forms.

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static const byte _plural_form_counts[] = { 2,1,2,3,3,3,3,3,4 };

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static const char *_cur_ident;

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typedef struct CmdPair {

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	const CmdStruct *a;

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	char *v;

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} CmdPair;

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typedef struct ParsedCommandStruct {

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	int np;

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	CmdPair pairs[32];

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

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} ParsedCommandStruct;

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   121

// Used when generating some advanced commands.

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static ParsedCommandStruct _cur_pcs;

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static int _cur_argidx;

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   125

static uint HashStr(const char *s)

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{

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	uint hash = 0;

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	for (; *s != '\0'; s++) hash = ROL(hash, 3) ^ *s;

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	return hash % HASH_SIZE;

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}

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   132

static void HashAdd(const char *s, LangString *ls)

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{

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	uint hash = HashStr(s);

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	ls->hash_next = _hash_head[hash];

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	_hash_head[hash] = ls->index + 1;

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}

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   139

static LangString *HashFind(const char *s)

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{

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	int idx = _hash_head[HashStr(s)];

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	while (--idx >= 0) {

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		LangString* ls = _strings[idx];

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		if (strcmp(ls->name, s) == 0) return ls;

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		idx = ls->hash_next;

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	}

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	return NULL;

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}

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

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{

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	char buf[1024];

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	va_list va;

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	va_start(va, s);

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	vsprintf(buf, s, va);

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	va_end(va);

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

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	_warnings++;

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}

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

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{

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	char buf[1024];

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	va_list va;

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	va_start(va, s);

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	vsprintf(buf, s, va);

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	va_end(va);

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

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	_errors++;

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}

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

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{

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	char buf[1024];

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	va_list va;

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	va_start(va, s);

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	vsprintf(buf, s, va);

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	va_end(va);

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

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	exit(1);

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}

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static void ttd_strlcpy(char *dst, const char *src, size_t len)

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{

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	assert(len > 0);

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	while (--len > 0 && *src != '\0') *dst++ = *src++;

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	*dst = '\0';

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}

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static void PutByte(byte c)

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{

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	if (_put_pos == lengthof(_put_buf)) Fatal("Put buffer too small");

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	_put_buf[_put_pos++] = c;

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}

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static void EmitSingleByte(char *buf, int value)

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{

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	if (*buf != '\0') Warning("Ignoring trailing letters in command");

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	PutByte((byte)value);

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}

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static void EmitEscapedByte(char *buf, int value)

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{

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	if (*buf != '\0') Warning("Ignoring trailing letters in command");

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	PutByte(0x85);

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	PutByte((byte)value);

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}

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static void EmitSetX(char *buf, int value)

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{

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	char *err;

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	int x = strtol(buf, &err, 0);

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

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	PutByte(1);

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	PutByte((byte)x);

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}

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static void EmitSetXY(char *buf, int value)

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{

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	char *err;

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	int x;

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	int y;

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	x = strtol(buf, &err, 0);

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

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

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

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	PutByte(2);

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	PutByte((byte)x);

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	PutByte((byte)y);

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}

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// The plural specifier looks like

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// {NUM} {PLURAL -1 passenger passengers} then it picks either passenger/passengers depending on the count in NUM

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// This is encoded like

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//  CommandByte <ARG#> <NUM> {Length of each string} {each string}

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bool ParseRelNum(char **buf, int *value)

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{

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	const char* s = *buf;

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	char* end;

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	bool rel = false;

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	int v;

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   257

	while (*s == ' ' || *s == '\t') s++;

   258

	if (*s == '+') {

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		rel = true;

   260

		s++;

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	}

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	v = strtol(s, &end, 0);

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	if (end == s) return false;

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	if (rel || v < 0) {

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		*value += v;

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	} else {

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		*value = v;

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	}

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	*buf = end;

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	return true;

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}

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// Parse out the next word, or NULL

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char *ParseWord(char **buf)

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{

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	char *s = *buf, *r;

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	while (*s == ' ' || *s == '\t') s++;

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

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   281

	if (*s == '"') {

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		r = ++s;

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		// parse until next " or NUL

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		for (;;) {

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			if (*s == '\0') break;

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			if (*s == '"') {

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				*s++ = '\0';

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				break;

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			}

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			s++;

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		}

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	} else {

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		// proceed until whitespace or NUL

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		r = s;

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		for (;;) {

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			if (*s == '\0') break;

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			if (*s == ' ' || *s == '\t') {

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				*s++ = '\0';

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				break;

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			}

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			s++;

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		}

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	}

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	*buf = s;

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	return r;

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}

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   308

// Forward declaration

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static int TranslateArgumentIdx(int arg);

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static void EmitWordList(const char* const* words, uint nw)

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{

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	uint i;

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	uint j;

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	PutByte(nw);

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	for (i = 0; i < nw; i++) PutByte(strlen(words[i]));

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	for (i = 0; i < nw; i++) {

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		for (j = 0; words[i][j] != '\0'; j++) PutByte(words[i][j]);

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	}

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}

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static void EmitPlural(char *buf, int value)

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{

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	int argidx = _cur_argidx;

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	const char* words[5];

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	int nw = 0;

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	// Parse out the number, if one exists. Otherwise default to prev arg.

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	if (!ParseRelNum(&buf, &argidx)) argidx--;

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	// Parse each string

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	for (nw = 0; nw < 5; nw++) {

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		words[nw] = ParseWord(&buf);

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		if (words[nw] == NULL) break;

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	}

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	if (nw == 0)

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		Fatal("%s: No plural words", _cur_ident);

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   341

	if (_plural_form_counts[_lang_pluralform] != nw) {

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		if (_translated) {

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			Fatal("%s: Invalid number of plural forms. Expecting %d, found %d.", _cur_ident,

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				_plural_form_counts[_lang_pluralform], nw);

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		} else {

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			Warning("'%s' is untranslated. Tweaking english string to allow compilation for plural forms", _cur_ident);

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			if (nw > _plural_form_counts[_lang_pluralform]) {

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				nw = _plural_form_counts[_lang_pluralform];

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			} else {

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				for (; nw < _plural_form_counts[_lang_pluralform]; nw++) {

   351

					words[nw] = words[nw - 1];

   352

				}

   353

			}

   354

		}

   355

	}

   356

   357

	PutByte(0x8D);

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	PutByte(TranslateArgumentIdx(argidx));

   359

	EmitWordList(words, nw);

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}

   361

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static void EmitGender(char *buf, int value)

   364

{

   365

	int argidx = _cur_argidx;

   366

	uint nw;

   367

   368

	if (buf[0] == '=') {

   369

		buf++;

   370

   371

		// This is a {G=DER} command

   372

		for (nw = 0; ; nw++) {

   373

			if (nw >= 8) Fatal("G argument '%s' invalid", buf);

   374

			if (strcmp(buf, _genders[nw]) == 0) break;

   375

		}

   376

		// now nw contains the gender index

   377

		PutByte(0x87);

   378

		PutByte(nw);

   379

	} else {

   380

		const char* words[8];

   381

   382

		// This is a {G 0 foo bar two} command.

   383

		// If no relative number exists, default to +0

   384

		if (!ParseRelNum(&buf, &argidx)) {}

   385

   386

		for (nw = 0; nw < 8; nw++) {

   387

			words[nw] = ParseWord(&buf);

   388

			if (words[nw] == NULL) break;

   389

		}

   390

		if (nw != _numgenders) Fatal("Bad # of arguments for gender command");

   391

		PutByte(0x85);

   392

		PutByte(13);

   393

		PutByte(TranslateArgumentIdx(argidx));

   394

		EmitWordList(words, nw);

   395

	}

   396

}

   397

   398

   399

static const CmdStruct _cmd_structs[] = {

   400

	// Update position

   401

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

   402

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

   403

   404

	// Font size

   405

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

   406

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

   407

   408

	// Colors

   409

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

   410

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

   411

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

   412

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

   413

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

   414

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

   415

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

   416

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

   417

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

   418

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

   419

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

   420

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

   421

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

   422

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

   423

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

   424

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

   425

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

   426

   427

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

   428

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

   429

	{"SHORTCARGO",    EmitEscapedByte, 3, 2, 0}, // short cargo description, only ### tons, or ### litres

   430

	{"CURRCOMPACT64", EmitEscapedByte, 4, 2, 0}, // compact currency 64 bits

   431

   432

	// These are special versions of {STRING1}

   433

	// The first string includes the second string.

   434

	{"COMPANY",    EmitEscapedByte, 5, 1, 0},

   435

	{"PLAYERNAME", EmitEscapedByte, 5, 1, 0},

   436

	{"VEHICLE",    EmitEscapedByte, 5, 1, 0},

   437

   438

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

   439

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

   440

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

   441

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

   442

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

   443

   444

	{"STATIONFEATURES", EmitEscapedByte, 10, 1, 0}, // station features string, icons of the features

   445

	{"INDUSTRY",        EmitEscapedByte, 11, 1, 0}, // industry, takes an industry #

   446

	{"VOLUME",          EmitEscapedByte, 12, 1, 0},

   447

	{"DATE_TINY",       EmitEscapedByte, 14, 1, 0},

   448

	{"CARGO",           EmitEscapedByte, 15, 2, 0},

   449

	{"POWER",           EmitEscapedByte, 16, 1, 0},

   450

	{"VOLUME_S",        EmitEscapedByte, 17, 1, 0},

   451

	{"WEIGHT",          EmitEscapedByte, 18, 1, 0},

   452

	{"WEIGHT_S",        EmitEscapedByte, 19, 1, 0},

   453

	{"FORCE",           EmitEscapedByte, 20, 1, 0},

   454

   455

	{"P", EmitPlural, 0, 0, C_DONTCOUNT},					// plural specifier

   456

	{"G", EmitGender, 0, 0, C_DONTCOUNT},					// gender specifier

   457

   458

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

   459

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

   460

   461

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

   462

   463

	// 0x85 is the marker for escaped commands

   464

   465

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

   466

   467

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

   468

   469

	// Numbers

   470

	{"COMMA", EmitSingleByte, 0x8B, 1, 0}, // Number with comma

   471

	{"NUM",   EmitSingleByte, 0x8E, 1, 0}, // Signed number

   472

   473

	{"CURRENCY",   EmitSingleByte, 0x8F, 1, 0},

   474

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

   475

   476

	{"WAYPOINT", EmitSingleByte, 0x99, 1, 0}, // waypoint name

   477

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

   478

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

   479

   480

	// 0x9D is used for the pseudo command SETCASE

   481

	// 0x9E is used for case switching

   482

   483

	{"",               EmitSingleByte, '\n', 0, C_DONTCOUNT},

   484

	{"{",              EmitSingleByte, '{',  0, C_DONTCOUNT},

   485

	{"UPARROW",        EmitSingleByte, 0x80, 0, 0},

   486

	{"SMALLUPARROW",   EmitSingleByte, 0x90, 0, 0},

   487

	{"SMALLDOWNARROW", EmitSingleByte, 0x91, 0, 0},