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Location: cpp/openttd-patchpack/source/src/strgen/strgen.cpp - annotation
r18315:34423392c727
36.2 KiB
text/x-c
(svn r23161) -Fix (r23154): don't convert pointer to bool but actually check the grf_version variable
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r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r11727:7655e60d3923 r17348:6f426dbe5bc8 r11722:3cf9566d1ed3 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r11722:3cf9566d1ed3 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r11750:95be9306ca47 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r5584:545d748cc681 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r5584:545d748cc681 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r17348:6f426dbe5bc8 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r17389:80d374d6031a r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r17348:6f426dbe5bc8 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r17348:6f426dbe5bc8 r17389:80d374d6031a r5584:545d748cc681 r5584:545d748cc681 r17348:6f426dbe5bc8 r17348:6f426dbe5bc8 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r7110:dbb789d4a738 r5584:545d748cc681 r5584:545d748cc681 r7110:dbb789d4a738 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 | /* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file strgen.cpp Tool to create computer readable (stand-alone) translation files. */
#include "../stdafx.h"
#include "../core/endian_func.hpp"
#include "../string_func.h"
#include "../strings_type.h"
#include "../language.h"
#include "../misc/getoptdata.h"
#include "../table/control_codes.h"
#include <stdarg.h>
#if (!defined(WIN32) && !defined(WIN64)) || defined(__CYGWIN__)
#include <unistd.h>
#include <sys/stat.h>
#endif
#if defined WIN32 || defined __WATCOMC__
#include <direct.h>
#endif /* WIN32 || __WATCOMC__ */
#ifdef __MORPHOS__
#ifdef stderr
#undef stderr
#endif
#define stderr stdout
#endif /* __MORPHOS__ */
#include "../table/strgen_tables.h"
/* Compiles a list of strings into a compiled string list */
struct Case {
int caseidx;
char *string;
Case *next;
};
static bool _masterlang; ///< Whether we are loading the master language
static bool _translated; ///< Whether the current language is not the master language
static bool _translation; ///< Is the current file actually a translation or not
static const char *_file = "(unknown file)"; ///< The filename of the input, so we can refer to it in errors/warnings
static FILE *_output_file = NULL; ///< The file we are currently writing output to
static const char *_output_filename = NULL; ///< The filename of the output, so we can delete it if compilation fails
static int _cur_line; ///< The current line we're parsing in the input file
static int _errors, _warnings, _show_todo;
static const ptrdiff_t MAX_COMMAND_PARAM_SIZE = 100; ///< Maximum size of every command block, not counting the name of the command itself
struct LangString {
char *name; // Name of the string
char *english; // English text
char *translated; // Translated text
uint16 hash_next; // next hash entry
uint16 index;
int line; // line of string in source-file
Case *translated_case; // cases for foreign
};
static LangString *_strings[65536];
static LanguagePackHeader _lang; ///< Header information about a language.
#define HASH_SIZE 32767
static uint16 _hash_head[HASH_SIZE];
static byte _put_buf[4096];
static uint _put_pos;
static int _next_string_id;
static uint32 _hash;
static const char *_cur_ident;
struct CmdPair {
const CmdStruct *a;
const char *v;
};
struct ParsedCommandStruct {
uint np;
CmdPair pairs[32];
const CmdStruct *cmd[32]; // ordered by param #
};
/* Used when generating some advanced commands. */
static ParsedCommandStruct _cur_pcs;
static int _cur_argidx;
static uint HashStr(const char *s)
{
uint hash = 0;
for (; *s != '\0'; s++) hash = ROL(hash, 3) ^ *s;
return hash % HASH_SIZE;
}
static void HashAdd(const char *s, LangString *ls)
{
uint hash = HashStr(s);
ls->hash_next = _hash_head[hash];
_hash_head[hash] = ls->index + 1;
}
static LangString *HashFind(const char *s)
{
int idx = _hash_head[HashStr(s)];
while (--idx >= 0) {
LangString *ls = _strings[idx];
if (strcmp(ls->name, s) == 0) return ls;
idx = ls->hash_next;
}
return NULL;
}
#ifdef _MSC_VER
# define LINE_NUM_FMT(s) "%s (%d): warning: %s (" s ")\n"
#else
# define LINE_NUM_FMT(s) "%s:%d: " s ": %s\n"
#endif
static void CDECL strgen_warning(const char *s, ...) WARN_FORMAT(1, 2);
static void CDECL strgen_warning(const char *s, ...)
{
char buf[1024];
va_list va;
va_start(va, s);
vsnprintf(buf, lengthof(buf), s, va);
va_end(va);
fprintf(stderr, LINE_NUM_FMT("warning"), _file, _cur_line, buf);
_warnings++;
}
static void CDECL strgen_error(const char *s, ...) WARN_FORMAT(1, 2);
static void CDECL strgen_error(const char *s, ...)
{
char buf[1024];
va_list va;
va_start(va, s);
vsnprintf(buf, lengthof(buf), s, va);
va_end(va);
fprintf(stderr, LINE_NUM_FMT("error"), _file, _cur_line, buf);
_errors++;
}
void NORETURN CDECL error(const char *s, ...)
{
char buf[1024];
va_list va;
va_start(va, s);
vsnprintf(buf, lengthof(buf), s, va);
va_end(va);
fprintf(stderr, LINE_NUM_FMT("FATAL"), _file, _cur_line, buf);
#ifdef _MSC_VER
fprintf(stderr, LINE_NUM_FMT("warning"), _file, _cur_line, "language is not compiled");
#endif
/* We were writing output to a file, remove it. */
if (_output_file != NULL) {
fclose(_output_file);
unlink(_output_filename);
}
exit(1);
}
static void PutByte(byte c)
{
if (_put_pos >= lengthof(_put_buf)) error("Put buffer too small");
_put_buf[_put_pos++] = c;
}
static void PutUtf8(uint32 value)
{
if (value < 0x80) {
PutByte(value);
} else if (value < 0x800) {
PutByte(0xC0 + GB(value, 6, 5));
PutByte(0x80 + GB(value, 0, 6));
} else if (value < 0x10000) {
PutByte(0xE0 + GB(value, 12, 4));
PutByte(0x80 + GB(value, 6, 6));
PutByte(0x80 + GB(value, 0, 6));
} else if (value < 0x110000) {
PutByte(0xF0 + GB(value, 18, 3));
PutByte(0x80 + GB(value, 12, 6));
PutByte(0x80 + GB(value, 6, 6));
PutByte(0x80 + GB(value, 0, 6));
} else {
strgen_warning("Invalid unicode value U+0x%X", value);
}
}
size_t Utf8Validate(const char *s)
{
uint32 c;
if (!HasBit(s[0], 7)) {
/* 1 byte */
return 1;
} else if (GB(s[0], 5, 3) == 6 && IsUtf8Part(s[1])) {
/* 2 bytes */
c = GB(s[0], 0, 5) << 6 | GB(s[1], 0, 6);
if (c >= 0x80) return 2;
} else if (GB(s[0], 4, 4) == 14 && IsUtf8Part(s[1]) && IsUtf8Part(s[2])) {
/* 3 bytes */
c = GB(s[0], 0, 4) << 12 | GB(s[1], 0, 6) << 6 | GB(s[2], 0, 6);
if (c >= 0x800) return 3;
} else if (GB(s[0], 3, 5) == 30 && IsUtf8Part(s[1]) && IsUtf8Part(s[2]) && IsUtf8Part(s[3])) {
/* 4 bytes */
c = GB(s[0], 0, 3) << 18 | GB(s[1], 0, 6) << 12 | GB(s[2], 0, 6) << 6 | GB(s[3], 0, 6);
if (c >= 0x10000 && c <= 0x10FFFF) return 4;
}
return 0;
}
static void EmitSingleChar(char *buf, int value)
{
if (*buf != '\0') strgen_warning("Ignoring trailing letters in command");
PutUtf8(value);
}
/* The plural specifier looks like
* {NUM} {PLURAL -1 passenger passengers} then it picks either passenger/passengers depending on the count in NUM */
/* This is encoded like
* CommandByte <ARG#> <NUM> {Length of each string} {each string} */
bool ParseRelNum(char **buf, int *value, int *offset)
{
const char *s = *buf;
char *end;
bool rel = false;
while (*s == ' ' || *s == '\t') s++;
if (*s == '+') {
rel = true;
s++;
}
int v = strtol(s, &end, 0);
if (end == s) return false;
if (rel || v < 0) {
*value += v;
} else {
*value = v;
}
if (offset != NULL && *end == ':') {
/* Take the Nth within */
s = end + 1;
*offset = strtol(s, &end, 0);
if (end == s) return false;
}
*buf = end;
return true;
}
/* Parse out the next word, or NULL */
char *ParseWord(char **buf)
{
char *s = *buf, *r;
while (*s == ' ' || *s == '\t') s++;
if (*s == '\0') return NULL;
if (*s == '"') {
r = ++s;
/* parse until next " or NUL */
for (;;) {
if (*s == '\0') break;
if (*s == '"') {
*s++ = '\0';
break;
}
s++;
}
} else {
/* proceed until whitespace or NUL */
r = s;
for (;;) {
if (*s == '\0') break;
if (*s == ' ' || *s == '\t') {
*s++ = '\0';
break;
}
s++;
}
}
*buf = s;
return r;
}
/* Forward declaration */
static int TranslateArgumentIdx(int arg, int offset = 0);
static void EmitWordList(const char * const *words, uint nw)
{
PutByte(nw);
for (uint i = 0; i < nw; i++) PutByte(strlen(words[i]) + 1);
for (uint i = 0; i < nw; i++) {
for (uint j = 0; words[i][j] != '\0'; j++) PutByte(words[i][j]);
PutByte(0);
}
}
static void EmitPlural(char *buf, int value)
{
int argidx = _cur_argidx;
int offset = 0;
const char *words[5];
int nw = 0;
/* Parse out the number, if one exists. Otherwise default to prev arg. */
if (!ParseRelNum(&buf, &argidx, &offset)) argidx--;
/* Parse each string */
for (nw = 0; nw < 5; nw++) {
words[nw] = ParseWord(&buf);
if (words[nw] == NULL) break;
}
if (nw == 0) {
error("%s: No plural words", _cur_ident);
}
if (_plural_forms[_lang.plural_form].plural_count != nw) {
if (_translated) {
error("%s: Invalid number of plural forms. Expecting %d, found %d.", _cur_ident,
_plural_forms[_lang.plural_form].plural_count, nw);
} else {
if ((_show_todo & 2) != 0) strgen_warning("'%s' is untranslated. Tweaking english string to allow compilation for plural forms", _cur_ident);
if (nw > _plural_forms[_lang.plural_form].plural_count) {
nw = _plural_forms[_lang.plural_form].plural_count;
} else {
for (; nw < _plural_forms[_lang.plural_form].plural_count; nw++) {
words[nw] = words[nw - 1];
}
}
}
}
PutUtf8(SCC_PLURAL_LIST);
PutByte(_lang.plural_form);
PutByte(TranslateArgumentIdx(argidx, offset));
EmitWordList(words, nw);
}
static void EmitGender(char *buf, int value)
{
int argidx = _cur_argidx;
int offset = 0;
uint nw;
if (buf[0] == '=') {
buf++;
/* This is a {G=DER} command */
nw = _lang.GetGenderIndex(buf);
if (nw >= MAX_NUM_GENDERS) error("G argument '%s' invalid", buf);
/* now nw contains the gender index */
PutUtf8(SCC_GENDER_INDEX);
PutByte(nw);
} else {
const char *words[MAX_NUM_GENDERS];
/* This is a {G 0 foo bar two} command.
* If no relative number exists, default to +0 */
if (!ParseRelNum(&buf, &argidx, &offset)) {}
const CmdStruct *cmd = _cur_pcs.cmd[argidx];
if (cmd == NULL || (cmd->flags & C_GENDER) == 0) {
error("Command '%s' can't have a gender", cmd == NULL ? "<empty>" : cmd->cmd);
}
for (nw = 0; nw < MAX_NUM_GENDERS; nw++) {
words[nw] = ParseWord(&buf);
if (words[nw] == NULL) break;
}
if (nw != _lang.num_genders) error("Bad # of arguments for gender command");
assert(IsInsideBS(cmd->value, SCC_CONTROL_START, UINT8_MAX));
PutUtf8(SCC_GENDER_LIST);
PutByte(TranslateArgumentIdx(argidx, offset));
EmitWordList(words, nw);
}
}
static const CmdStruct *FindCmd(const char *s, int len)
{
for (const CmdStruct *cs = _cmd_structs; cs != endof(_cmd_structs); cs++) {
if (strncmp(cs->cmd, s, len) == 0 && cs->cmd[len] == '\0') return cs;
}
return NULL;
}
static uint ResolveCaseName(const char *str, uint len)
{
/* First get a clean copy of only the case name, then resolve it. */
char case_str[CASE_GENDER_LEN];
len = min(lengthof(case_str) - 1, len);
memcpy(case_str, str, len);
case_str[len] = '\0';
uint8 case_idx = _lang.GetCaseIndex(case_str);
if (case_idx >= MAX_NUM_CASES) error("Invalid case-name '%s'", case_str);
return case_idx + 1;
}
/* returns NULL on eof
* else returns command struct */
static const CmdStruct *ParseCommandString(const char **str, char *param, int *argno, int *casei)
{
const char *s = *str, *start;
char c;
*argno = -1;
*casei = -1;
/* Scan to the next command, exit if there's no next command. */
for (; *s != '{'; s++) {
if (*s == '\0') return NULL;
}
s++; // Skip past the {
if (*s >= '0' && *s <= '9') {
char *end;
*argno = strtoul(s, &end, 0);
if (*end != ':') error("missing arg #");
s = end + 1;
}
/* parse command name */
start = s;
do {
c = *s++;
} while (c != '}' && c != ' ' && c != '=' && c != '.' && c != 0);
const CmdStruct *cmd = FindCmd(start, s - start - 1);
if (cmd == NULL) {
strgen_error("Undefined command '%.*s'", (int)(s - start - 1), start);
return NULL;
}
if (c == '.') {
const char *casep = s;
if (!(cmd->flags & C_CASE)) {
error("Command '%s' can't have a case", cmd->cmd);
}
do {
c = *s++;
} while (c != '}' && c != ' ' && c != '\0');
*casei = ResolveCaseName(casep, s - casep - 1);
}
if (c == '\0') {
strgen_error("Missing } from command '%s'", start);
return NULL;
}
if (c != '}') {
if (c == '=') s--;
/* copy params */
start = s;
for (;;) {
c = *s++;
if (c == '}') break;
if (c == '\0') {
strgen_error("Missing } from command '%s'", start);
return NULL;
}
if (s - start == MAX_COMMAND_PARAM_SIZE) error("param command too long");
*param++ = c;
}
}
*param = '\0';
*str = s;
return cmd;
}
static void HandlePragma(char *str, bool master)
{
if (!memcmp(str, "id ", 3)) {
_next_string_id = strtoul(str + 3, NULL, 0);
} else if (!memcmp(str, "name ", 5)) {
strecpy(_lang.name, str + 5, lastof(_lang.name));
} else if (!memcmp(str, "ownname ", 8)) {
strecpy(_lang.own_name, str + 8, lastof(_lang.own_name));
} else if (!memcmp(str, "isocode ", 8)) {
strecpy(_lang.isocode, str + 8, lastof(_lang.isocode));
} else if (!memcmp(str, "plural ", 7)) {
_lang.plural_form = atoi(str + 7);
if (_lang.plural_form >= lengthof(_plural_forms)) {
error("Invalid pluralform %d", _lang.plural_form);
}
} else if (!memcmp(str, "textdir ", 8)) {
if (!memcmp(str + 8, "ltr", 3)) {
_lang.text_dir = TD_LTR;
} else if (!memcmp(str + 8, "rtl", 3)) {
_lang.text_dir = TD_RTL;
} else {
error("Invalid textdir %s", str + 8);
}
} else if (!memcmp(str, "digitsep ", 9)) {
str += 9;
strecpy(_lang.digit_group_separator, strcmp(str, "{NBSP}") == 0 ? NBSP : str, lastof(_lang.digit_group_separator));
} else if (!memcmp(str, "digitsepcur ", 12)) {
str += 12;
strecpy(_lang.digit_group_separator_currency, strcmp(str, "{NBSP}") == 0 ? NBSP : str, lastof(_lang.digit_group_separator_currency));
} else if (!memcmp(str, "decimalsep ", 11)) {
str += 11;
strecpy(_lang.digit_decimal_separator, strcmp(str, "{NBSP}") == 0 ? NBSP : str, lastof(_lang.digit_decimal_separator));
} else if (!memcmp(str, "winlangid ", 10)) {
const char *buf = str + 10;
long langid = strtol(buf, NULL, 16);
if (langid > (long)UINT16_MAX || langid < 0) {
error("Invalid winlangid %s", buf);
}
_lang.winlangid = (uint16)langid;
} else if (!memcmp(str, "grflangid ", 10)) {
const char *buf = str + 10;
long langid = strtol(buf, NULL, 16);
if (langid >= 0x7F || langid < 0) {
error("Invalid grflangid %s", buf);
}
_lang.newgrflangid = (uint8)langid;
} else if (!memcmp(str, "gender ", 7)) {
if (master) error("Genders are not allowed in the base translation.");
char *buf = str + 7;
for (;;) {
const char *s = ParseWord(&buf);
if (s == NULL) break;
if (_lang.num_genders >= MAX_NUM_GENDERS) error("Too many genders, max %d", MAX_NUM_GENDERS);
strecpy(_lang.genders[_lang.num_genders], s, lastof(_lang.genders[_lang.num_genders]));
_lang.num_genders++;
}
} else if (!memcmp(str, "case ", 5)) {
if (master) error("Cases are not allowed in the base translation.");
char *buf = str + 5;
for (;;) {
const char *s = ParseWord(&buf);
if (s == NULL) break;
if (_lang.num_cases >= MAX_NUM_CASES) error("Too many cases, max %d", MAX_NUM_CASES);
strecpy(_lang.cases[_lang.num_cases], s, lastof(_lang.cases[_lang.num_cases]));
_lang.num_cases++;
}
} else {
error("unknown pragma '%s'", str);
}
}
static void ExtractCommandString(ParsedCommandStruct *p, const char *s, bool warnings)
{
char param[MAX_COMMAND_PARAM_SIZE];
int argno;
int argidx = 0;
int casei;
memset(p, 0, sizeof(*p));
for (;;) {
/* read until next command from a. */
const CmdStruct *ar = ParseCommandString(&s, param, &argno, &casei);
if (ar == NULL) break;
/* Sanity checking */
if (argno != -1 && ar->consumes == 0) error("Non consumer param can't have a paramindex");
if (ar->consumes) {
if (argno != -1) argidx = argno;
if (argidx < 0 || (uint)argidx >= lengthof(p->cmd)) error("invalid param idx %d", argidx);
if (p->cmd[argidx] != NULL && p->cmd[argidx] != ar) error("duplicate param idx %d", argidx);
p->cmd[argidx++] = ar;
} else if (!(ar->flags & C_DONTCOUNT)) { // Ignore some of them
if (p->np >= lengthof(p->pairs)) error("too many commands in string, max " PRINTF_SIZE, lengthof(p->pairs));
p->pairs[p->np].a = ar;
p->pairs[p->np].v = param[0] != '\0' ? strdup(param) : "";
p->np++;
}
}
}
static const CmdStruct *TranslateCmdForCompare(const CmdStruct *a)
{
if (a == NULL) return NULL;
if (strcmp(a->cmd, "STRING1") == 0 ||
strcmp(a->cmd, "STRING2") == 0 ||
strcmp(a->cmd, "STRING3") == 0 ||
strcmp(a->cmd, "STRING4") == 0 ||
strcmp(a->cmd, "STRING5") == 0 ||
strcmp(a->cmd, "RAW_STRING") == 0) {
return FindCmd("STRING", 6);
}
return a;
}
static bool CheckCommandsMatch(char *a, char *b, const char *name)
{
/* If we're not translating, i.e. we're compiling the base language,
* it is pointless to do all these checks as it'll always be correct.
* After all, all checks are based on the base language.
*/
if (!_translation) return true;
ParsedCommandStruct templ;
ParsedCommandStruct lang;
bool result = true;
ExtractCommandString(&templ, b, true);
ExtractCommandString(&lang, a, true);
/* For each string in templ, see if we find it in lang */
if (templ.np != lang.np) {
strgen_warning("%s: template string and language string have a different # of commands", name);
result = false;
}
for (uint i = 0; i < templ.np; i++) {
/* see if we find it in lang, and zero it out */
bool found = false;
for (uint j = 0; j < lang.np; j++) {
if (templ.pairs[i].a == lang.pairs[j].a &&
strcmp(templ.pairs[i].v, lang.pairs[j].v) == 0) {
/* it was found in both. zero it out from lang so we don't find it again */
lang.pairs[j].a = NULL;
found = true;
break;
}
}
if (!found) {
strgen_warning("%s: command '%s' exists in template file but not in language file", name, templ.pairs[i].a->cmd);
result = false;
}
}
/* if we reach here, all non consumer commands match up.
* Check if the non consumer commands match up also. */
for (uint i = 0; i < lengthof(templ.cmd); i++) {
if (TranslateCmdForCompare(templ.cmd[i]) != lang.cmd[i]) {
strgen_warning("%s: Param idx #%d '%s' doesn't match with template command '%s'", name, i,
lang.cmd[i] == NULL ? "<empty>" : TranslateCmdForCompare(lang.cmd[i])->cmd,
templ.cmd[i] == NULL ? "<empty>" : templ.cmd[i]->cmd);
result = false;
}
}
return result;
}
static void HandleString(char *str, bool master)
{
if (*str == '#') {
if (str[1] == '#' && str[2] != '#') HandlePragma(str + 2, master);
return;
}
/* Ignore comments & blank lines */
if (*str == ';' || *str == ' ' || *str == '\0') return;
char *s = strchr(str, ':');
if (s == NULL) {
strgen_error("Line has no ':' delimiter");
return;
}
char *t;
/* Trim spaces.
* After this str points to the command name, and s points to the command contents */
for (t = s; t > str && (t[-1] == ' ' || t[-1] == '\t'); t--) {}
*t = 0;
s++;
/* Check string is valid UTF-8 */
const char *tmp;
for (tmp = s; *tmp != '\0';) {
size_t len = Utf8Validate(tmp);
if (len == 0) error("Invalid UTF-8 sequence in '%s'", s);
WChar c;
Utf8Decode(&c, tmp);
if (c <= 0x001F || // ASCII control character range
(c >= 0xE000 && c <= 0xF8FF) || // Private range
(c >= 0xFFF0 && c <= 0xFFFF)) { // Specials range
error("Unwanted UTF-8 character U+%04X in sequence '%s'", c, s);
}
tmp += len;
}
/* Check if the string has a case..
* The syntax for cases is IDENTNAME.case */
char *casep = strchr(str, '.');
if (casep != NULL) *casep++ = '\0';
/* Check if this string already exists.. */
LangString *ent = HashFind(str);
if (master) {
if (casep != NULL) {
strgen_error("Cases in the base translation are not supported.");
return;
}
if (ent != NULL) {
strgen_error("String name '%s' is used multiple times", str);
return;
}
if (_strings[_next_string_id]) {
strgen_error("String ID 0x%X for '%s' already in use by '%s'", _next_string_id, str, _strings[_next_string_id]->name);
return;
}
/* Allocate a new LangString */
ent = CallocT<LangString>(1);
_strings[_next_string_id] = ent;
ent->index = _next_string_id++;
ent->name = strdup(str);
ent->line = _cur_line;
HashAdd(str, ent);
ent->english = strdup(s);
} else {
if (ent == NULL) {
strgen_warning("String name '%s' does not exist in master file", str);
return;
}
if (ent->translated && casep == NULL) {
strgen_error("String name '%s' is used multiple times", str);
return;
}
/* make sure that the commands match */
if (!CheckCommandsMatch(s, ent->english, str)) return;
if (casep != NULL) {
Case *c = MallocT<Case>(1);
c->caseidx = ResolveCaseName(casep, strlen(casep));
c->string = strdup(s);
c->next = ent->translated_case;
ent->translated_case = c;
} else {
ent->translated = strdup(s);
/* If the string was translated, use the line from the
* translated language so errors in the translated file
* are properly referenced to. */
ent->line = _cur_line;
}
}
}
static void rstrip(char *buf)
{
int i = strlen(buf);
while (i > 0 && (buf[i - 1] == '\r' || buf[i - 1] == '\n' || buf[i - 1] == ' ')) i--;
buf[i] = '\0';
}
static void ParseFile(const char *file, bool english)
{
FILE *in;
char buf[2048];
/* Only look at the final filename to determine whether it's the base language or not */
const char *cur_file = strrchr(_file, PATHSEPCHAR);
const char *next_file = strrchr(file, PATHSEPCHAR);
_translation = next_file != NULL && cur_file != NULL && strcmp(cur_file, next_file) != 0;
_file = file;
/* For each new file we parse, reset the genders, and language codes */
MemSetT(&_lang, 0);
strecpy(_lang.digit_group_separator, ",", lastof(_lang.digit_group_separator));
strecpy(_lang.digit_group_separator_currency, ",", lastof(_lang.digit_group_separator_currency));
strecpy(_lang.digit_decimal_separator, ".", lastof(_lang.digit_decimal_separator));
in = fopen(file, "r");
if (in == NULL) error("Cannot open file");
_cur_line = 1;
while (fgets(buf, sizeof(buf), in) != NULL) {
rstrip(buf);
HandleString(buf, english);
_cur_line++;
}
fclose(in);
if (StrEmpty(_lang.name) || StrEmpty(_lang.own_name) || StrEmpty(_lang.isocode)) {
error("Language must include ##name, ##ownname and ##isocode");
}
}
static uint32 MyHashStr(uint32 hash, const char *s)
{
for (; *s != '\0'; s++) {
hash = ROL(hash, 3) ^ *s;
hash = (hash & 1 ? hash >> 1 ^ 0xDEADBEEF : hash >> 1);
}
return hash;
}
/* make a hash of the file to get a unique "version number" */
static void MakeHashOfStrings()
{
uint32 hash = 0;
uint i;
for (i = 0; i != lengthof(_strings); i++) {
const LangString *ls = _strings[i];
if (ls != NULL) {
const CmdStruct *cs;
const char *s;
char buf[MAX_COMMAND_PARAM_SIZE];
int argno;
int casei;
s = ls->name;
hash ^= i * 0x717239;
hash = (hash & 1 ? hash >> 1 ^ 0xDEADBEEF : hash >> 1);
hash = MyHashStr(hash, s + 1);
s = ls->english;
while ((cs = ParseCommandString(&s, buf, &argno, &casei)) != NULL) {
if (cs->flags & C_DONTCOUNT) continue;
hash ^= (cs - _cmd_structs) * 0x1234567;
hash = (hash & 1 ? hash >> 1 ^ 0xF00BAA4 : hash >> 1);
}
}
}
_hash = hash;
}
static uint CountInUse(uint grp)
{
int i;
for (i = 0x800; --i >= 0;) if (_strings[(grp << 11) + i] != NULL) break;
return i + 1;
}
bool CompareFiles(const char *n1, const char *n2)
{
FILE *f2 = fopen(n2, "rb");
if (f2 == NULL) return false;
FILE *f1 = fopen(n1, "rb");
if (f1 == NULL) error("can't open %s", n1);
size_t l1, l2;
do {
char b1[4096];
char b2[4096];
l1 = fread(b1, 1, sizeof(b1), f1);
l2 = fread(b2, 1, sizeof(b2), f2);
if (l1 != l2 || memcmp(b1, b2, l1)) {
fclose(f2);
fclose(f1);
return false;
}
} while (l1 != 0);
fclose(f2);
fclose(f1);
return true;
}
static void WriteStringsH(const char *filename)
{
int next = -1;
_output_filename = "tmp.xxx";
_output_file = fopen(_output_filename, "w");
if (_output_file == NULL) error("can't open tmp.xxx");
fprintf(_output_file, "/* This file is automatically generated. Do not modify */\n\n");
fprintf(_output_file, "#ifndef TABLE_STRINGS_H\n");
fprintf(_output_file, "#define TABLE_STRINGS_H\n");
for (int i = 0; i != lengthof(_strings); i++) {
if (_strings[i] != NULL) {
if (next != i) fprintf(_output_file, "\n");
fprintf(_output_file, "static const StringID %s = 0x%X;\n", _strings[i]->name, i);
next = i + 1;
}
}
fprintf(_output_file, "\nstatic const StringID STR_LAST_STRINGID = 0x%X;\n\n", next - 1);
/* Find the plural form with the most amount of cases. */
int max_plural_forms = 0;
for (uint i = 0; i < lengthof(_plural_forms); i++) {
max_plural_forms = max(max_plural_forms, _plural_forms[i].plural_count);
}
fprintf(_output_file,
"static const uint LANGUAGE_PACK_VERSION = 0x%X;\n"
"static const uint LANGUAGE_MAX_PLURAL = %d;\n"
"static const uint LANGUAGE_MAX_PLURAL_FORMS = %d;\n\n",
(uint)_hash, (uint)lengthof(_plural_forms), max_plural_forms
);
fprintf(_output_file, "#endif /* TABLE_STRINGS_H */\n");
fclose(_output_file);
_output_file = NULL;
if (CompareFiles(_output_filename, filename)) {
/* files are equal. tmp.xxx is not needed */
unlink(_output_filename);
} else {
/* else rename tmp.xxx into filename */
#if defined(WIN32) || defined(WIN64)
unlink(filename);
#endif
if (rename(_output_filename, filename) == -1) error("rename() failed");
}
_output_filename = NULL;
}
static int TranslateArgumentIdx(int argidx, int offset)
{
int sum;
if (argidx < 0 || (uint)argidx >= lengthof(_cur_pcs.cmd)) {
error("invalid argidx %d", argidx);
}
const CmdStruct *cs = _cur_pcs.cmd[argidx];
if (cs != NULL && cs->consumes <= offset) {
error("invalid argidx offset %d:%d", argidx, offset);
}
if (_cur_pcs.cmd[argidx] == NULL) {
error("no command for this argidx %d", argidx);
}
for (int i = sum = 0; i < argidx; i++) {
const CmdStruct *cs = _cur_pcs.cmd[i];
sum += (cs != NULL) ? cs->consumes : 1;
}
return sum + offset;
}
static void PutArgidxCommand()
{
PutUtf8(SCC_ARG_INDEX);
PutByte(TranslateArgumentIdx(_cur_argidx));
}
static void PutCommandString(const char *str)
{
_cur_argidx = 0;
while (*str != '\0') {
/* Process characters as they are until we encounter a { */
if (*str != '{') {
PutByte(*str++);
continue;
}
char param[MAX_COMMAND_PARAM_SIZE];
int argno;
int casei;
const CmdStruct *cs = ParseCommandString(&str, param, &argno, &casei);
if (cs == NULL) break;
if (casei != -1) {
PutUtf8(SCC_SETCASE); // {SETCASE}
PutByte(casei);
}
/* For params that consume values, we need to handle the argindex properly */
if (cs->consumes > 0) {
/* Check if we need to output a move-param command */
if (argno != -1 && argno != _cur_argidx) {
_cur_argidx = argno;
PutArgidxCommand();
}
/* Output the one from the master string... it's always accurate. */
cs = _cur_pcs.cmd[_cur_argidx++];
if (cs == NULL) {
error("%s: No argument exists at position %d", _cur_ident, _cur_argidx - 1);
}
}
cs->proc(param, cs->value);
}
}
static void WriteLength(FILE *f, uint length)
{
if (length < 0xC0) {
fputc(length, f);
} else if (length < 0x4000) {
fputc((length >> 8) | 0xC0, f);
fputc(length & 0xFF, f);
} else {
error("string too long");
}
}
static void WriteLangfile(const char *filename)
{
uint in_use[32];
_output_filename = filename;
_output_file = fopen(filename, "wb");
if (_output_file == NULL) error("can't open %s", filename);
for (int i = 0; i != 32; i++) {
uint n = CountInUse(i);
in_use[i] = n;
_lang.offsets[i] = TO_LE16(n);
for (uint j = 0; j != in_use[i]; j++) {
const LangString *ls = _strings[(i << 11) + j];
if (ls != NULL && ls->translated == NULL) _lang.missing++;
}
}
_lang.ident = TO_LE32(LanguagePackHeader::IDENT);
_lang.version = TO_LE32(_hash);
_lang.missing = TO_LE16(_lang.missing);
_lang.winlangid = TO_LE16(_lang.winlangid);
fwrite(&_lang, sizeof(_lang), 1, _output_file);
for (int i = 0; i != 32; i++) {
for (uint j = 0; j != in_use[i]; j++) {
const LangString *ls = _strings[(i << 11) + j];
const Case *casep;
const char *cmdp;
/* For undefined strings, just set that it's an empty string */
if (ls == NULL) {
WriteLength(_output_file, 0);
continue;
}
_cur_ident = ls->name;
_cur_line = ls->line;
/* Produce a message if a string doesn't have a translation. */
if (_show_todo > 0 && ls->translated == NULL) {
if ((_show_todo & 2) != 0) {
strgen_warning("'%s' is untranslated", ls->name);
}
if ((_show_todo & 1) != 0) {
const char *s = "<TODO> ";
while (*s != '\0') PutByte(*s++);
}
}
/* Extract the strings and stuff from the english command string */
ExtractCommandString(&_cur_pcs, ls->english, false);
if (ls->translated_case != NULL || ls->translated != NULL) {
casep = ls->translated_case;
cmdp = ls->translated;
} else {
casep = NULL;
cmdp = ls->english;
}
_translated = _masterlang || (cmdp != ls->english);
if (casep != NULL) {
const Case *c;
uint num;
/* Need to output a case-switch.
* It has this format
* <0x9E> <NUM CASES> <CASE1> <LEN1> <STRING1> <CASE2> <LEN2> <STRING2> <CASE3> <LEN3> <STRING3> <STRINGDEFAULT>
* Each LEN is printed using 2 bytes in big endian order. */
PutUtf8(SCC_SWITCH_CASE);
/* Count the number of cases */
for (num = 0, c = casep; c; c = c->next) num++;
PutByte(num);
/* Write each case */
for (c = casep; c != NULL; c = c->next) {
uint pos;
PutByte(c->caseidx);
/* Make some space for the 16-bit length */
pos = _put_pos;
PutByte(0);
PutByte(0);
/* Write string */
PutCommandString(c->string);
PutByte(0); // terminate with a zero
/* Fill in the length */
_put_buf[pos + 0] = GB(_put_pos - (pos + 2), 8, 8);
_put_buf[pos + 1] = GB(_put_pos - (pos + 2), 0, 8);
}
}
if (cmdp != NULL) PutCommandString(cmdp);
WriteLength(_output_file, _put_pos);
fwrite(_put_buf, 1, _put_pos, _output_file);
_put_pos = 0;
}
}
fputc(0, _output_file);
fclose(_output_file);
_output_file = NULL;
_output_filename = NULL;
}
/** Multi-OS mkdirectory function */
static inline void ottd_mkdir(const char *directory)
{
#if defined(WIN32) || defined(__WATCOMC__)
mkdir(directory);
#else
mkdir(directory, 0755);
#endif
}
/**
* Create a path consisting of an already existing path, a possible
* path seperator and the filename. The seperator is only appended if the path
* does not already end with a seperator
*/
static inline char *mkpath(char *buf, size_t buflen, const char *path, const char *file)
{
ttd_strlcpy(buf, path, buflen); // copy directory into buffer
char *p = strchr(buf, '\0'); // add path seperator if necessary
if (p[-1] != PATHSEPCHAR && (size_t)(p - buf) + 1 < buflen) *p++ = PATHSEPCHAR;
ttd_strlcpy(p, file, buflen - (size_t)(p - buf)); // catenate filename at end of buffer
return buf;
}
#if defined(__MINGW32__)
/**
* On MingW, it is common that both / as \ are accepted in the
* params. To go with those flow, we rewrite all incoming /
* simply to \, so internally we can safely assume \.
*/
static inline char *replace_pathsep(char *s)
{
for (char *c = s; *c != '\0'; c++) if (*c == '/') *c = '\\';
return s;
}
#else
static inline char *replace_pathsep(char *s) { return s; }
#endif
/** Options of strgen. */
static const OptionData _opts[] = {
GETOPT_NOVAL( 'v', "--version"),
GETOPT_GENERAL('C', '\0', "-export-commands", ODF_NO_VALUE),
GETOPT_GENERAL('L', '\0', "-export-plurals", ODF_NO_VALUE),
GETOPT_GENERAL('P', '\0', "-export-pragmas", ODF_NO_VALUE),
GETOPT_NOVAL( 't', "--todo"),
GETOPT_NOVAL( 'w', "--warning"),
GETOPT_NOVAL( 'h', "--help"),
GETOPT_GENERAL('h', '?', NULL, ODF_NO_VALUE),
GETOPT_VALUE( 's', "--source_dir"),
GETOPT_VALUE( 'd', "--dest_dir"),
GETOPT_END(),
};
int CDECL main(int argc, char *argv[])
{
char pathbuf[MAX_PATH];
const char *src_dir = ".";
const char *dest_dir = NULL;
GetOptData mgo(argc - 1, argv + 1, _opts);
for (;;) {
int i = mgo.GetOpt();
if (i == -1) break;
switch (i) {
case 'v':
puts("$Revision$");
return 0;
case 'C':
printf("args\tflags\tcommand\treplacement\n");
for (const CmdStruct *cs = _cmd_structs; cs < endof(_cmd_structs); cs++) {
char flags;
switch (cs->value) {
case 0x200E: case 0x200F: // Implicit BIDI controls
case 0x202A: case 0x202B: case 0x202C: case 0x202D: case 0x202E: // Explicit BIDI controls
case 0xA0: // Non breaking space
case '\n': // Newlines may be added too
case '{': // This special
/* This command may be in the translation when it is not in base */
flags = 'i';
break;
default:
if (cs->proc == EmitGender) {
flags = 'g'; // Command needs number of parameters defined by number of genders
} else if (cs->proc == EmitPlural) {
flags = 'p'; // Command needs number of parameters defined by plural value
} else {
flags = '0'; // Command needs no parameters
}
}
printf("%i\t%c\t\"%s\"\t\"%s\"\n", cs->consumes, flags, cs->cmd, strstr(cs->cmd, "STRING") ? "STRING" : cs->cmd);
}
return 0;
case 'L':
printf("count\tdescription\n");
for (const PluralForm *pf = _plural_forms; pf < endof(_plural_forms); pf++) {
printf("%i\t\"%s\"\n", pf->plural_count, pf->description);
}
return 0;
case 'P':
printf("name\tflags\tdefault\tdescription\n");
for (size_t i = 0; i < lengthof(_pragmas); i++) {
printf("\"%s\"\t%s\t\"%s\"\t\"%s\"\n",
_pragmas[i][0], _pragmas[i][1], _pragmas[i][2], _pragmas[i][3]);
}
return 0;
case 't':
_show_todo |= 1;
break;
case 'w':
_show_todo |= 2;
break;
case 'h':
puts(
"strgen - $Revision$\n"
" -v | --version print version information and exit\n"
" -t | --todo replace any untranslated strings with '<TODO>'\n"
" -w | --warning print a warning for any untranslated strings\n"
" -h | -? | --help print this help message and exit\n"
" -s | --source_dir search for english.txt in the specified directory\n"
" -d | --dest_dir put output file in the specified directory, create if needed\n"
" -export-commands export all commands and exit\n"
" -export-plurals export all plural forms and exit\n"
" -export-pragmas export all pragmas and exit\n"
" Run without parameters and strgen will search for english.txt and parse it,\n"
" creating strings.h. Passing an argument, strgen will translate that language\n"
" file using english.txt as a reference and output <language>.lng."
);
return 0;
case 's':
src_dir = replace_pathsep(mgo.opt);
break;
case 'd':
dest_dir = replace_pathsep(mgo.opt);
break;
case -2:
fprintf(stderr, "Invalid arguments\n");
return 0;
}
}
if (dest_dir == NULL) dest_dir = src_dir; // if dest_dir is not specified, it equals src_dir
/* strgen has two modes of operation. If no (free) arguments are passed
* strgen generates strings.h to the destination directory. If it is supplied
* with a (free) parameter the program will translate that language to destination
* directory. As input english.txt is parsed from the source directory */
if (mgo.numleft == 0) {
mkpath(pathbuf, lengthof(pathbuf), src_dir, "english.txt");
/* parse master file */
_masterlang = true;
ParseFile(pathbuf, true);
MakeHashOfStrings();
if (_errors != 0) return 1;
/* write strings.h */
ottd_mkdir(dest_dir);
mkpath(pathbuf, lengthof(pathbuf), dest_dir, "strings.h");
WriteStringsH(pathbuf);
} else if (mgo.numleft == 1) {
char *r;
mkpath(pathbuf, lengthof(pathbuf), src_dir, "english.txt");
/* parse master file and check if target file is correct */
_masterlang = false;
ParseFile(pathbuf, true);
MakeHashOfStrings();
ParseFile(replace_pathsep(mgo.argv[0]), false); // target file
if (_errors != 0) return 1;
/* get the targetfile, strip any directories and append to destination path */
r = strrchr(mgo.argv[0], PATHSEPCHAR);
mkpath(pathbuf, lengthof(pathbuf), dest_dir, (r != NULL) ? &r[1] : mgo.argv[0]);
/* rename the .txt (input-extension) to .lng */
r = strrchr(pathbuf, '.');
if (r == NULL || strcmp(r, ".txt") != 0) r = strchr(pathbuf, '\0');
ttd_strlcpy(r, ".lng", (size_t)(r - pathbuf));
WriteLangfile(pathbuf);
/* if showing warnings, print a summary of the language */
if ((_show_todo & 2) != 0) {
fprintf(stdout, "%d warnings and %d errors for %s\n", _warnings, _errors, pathbuf);
}
} else {
fprintf(stderr, "Invalid arguments\n");
}
return 0;
}
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