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-rw-r--r--src/language.h8
-rw-r--r--src/settings_gui.cpp10
-rw-r--r--src/strings.cpp60
-rw-r--r--src/strings_func.h1
-rw-r--r--src/strings_type.h9
5 files changed, 36 insertions, 52 deletions
diff --git a/src/language.h b/src/language.h
index 84e9fa9b9..6a208ab92 100644
--- a/src/language.h
+++ b/src/language.h
@@ -12,6 +12,8 @@
#ifndef LANGUAGE_H
#define LANGUAGE_H
+#include "core/smallvec_type.hpp"
+
/** Header of a language file. */
struct LanguagePackHeader {
static const uint32 IDENT = 0x474E414C; ///< Identifier for OpenTTD language files, big endian for "LANG"
@@ -56,6 +58,12 @@ struct LanguageMetadata : public LanguagePackHeader {
char file[MAX_PATH]; ///< Name of the file we read this data from.
};
+/** Type for the list of language meta data. */
+typedef SmallVector<LanguageMetadata, 4> LanguageList;
+
+/** The actual list of language meta data. */
+extern LanguageList _languages;
+
/** The currently loaded language. */
extern const LanguageMetadata *_current_language;
diff --git a/src/settings_gui.cpp b/src/settings_gui.cpp
index 24f73bd71..6d6881234 100644
--- a/src/settings_gui.cpp
+++ b/src/settings_gui.cpp
@@ -316,9 +316,9 @@ struct GameOptionsWindow : Window {
/* Sort language names */
LangList langs;
- int current_lang;
- for (int i = 0; i < _dynlang.num; i++) {
- if (&_dynlang.ent[i] == _current_language) current_lang = i;
+ int current_lang = 0;
+ for (size_t i = 0; i < _languages.Length(); i++) {
+ if (&_languages[i] == _current_language) current_lang = i;
langs[SPECSTR_LANGUAGE_START + i] = i;
}
@@ -418,7 +418,7 @@ struct GameOptionsWindow : Window {
break;
case GOW_LANG_DROPDOWN: // Change interface language
- ReadLanguagePack(&_dynlang.ent[index]);
+ ReadLanguagePack(&_languages[index]);
CheckForMissingGlyphsInLoadedLanguagePack();
UpdateAllVirtCoords();
ReInitAllWindows();
@@ -495,7 +495,7 @@ static const NWidgetPart _nested_game_options_widgets[] = {
NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_TOWNNAME_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_TOWN_NAMES_DROPDOWN_TOOLTIP), SetFill(1, 0),
EndContainer(),
NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_LANGUAGE, STR_NULL),
- NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_LANG_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_LANGUAGE_TOOLTIP), SetFill(1, 0),
+ NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_LANG_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_LANGUAGE_TOOLTIP), SetFill(1, 0),
EndContainer(),
NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_SCREENSHOT_FORMAT, STR_NULL),
NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_SCREENSHOT_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_SCREENSHOT_FORMAT_TOOLTIP), SetFill(1, 0),
diff --git a/src/strings.cpp b/src/strings.cpp
index 04d8e296e..9bab8cb72 100644
--- a/src/strings.cpp
+++ b/src/strings.cpp
@@ -41,9 +41,9 @@
#include "table/control_codes.h"
char _config_language_file[MAX_PATH]; ///< The file (name) stored in the configuration.
+LanguageList _languages; ///< The actual list of language meta data.
const LanguageMetadata *_current_language = NULL; ///< The currently loaded language.
-DynamicLanguages _dynlang; ///< Language information of the program.
TextDirection _current_text_dir; ///< Text direction of the currently selected language.
uint64 _decode_parameters[20]; ///< Global array of string parameters. To access, use #SetDParam.
@@ -1280,7 +1280,7 @@ static char *GetSpecialNameString(char *buff, int ind, int64 *argv, const char *
if (IsInsideMM(ind, (SPECSTR_LANGUAGE_START - 0x70E4), (SPECSTR_LANGUAGE_END - 0x70E4) + 1)) {
int i = ind - (SPECSTR_LANGUAGE_START - 0x70E4);
return strecpy(buff,
- &_dynlang.ent[i] == _current_language ? _current_language->own_name : _dynlang.ent[i].name, last);
+ &_languages[i] == _current_language ? _current_language->own_name : _languages[i].name, last);
}
/* resolution size? */
@@ -1442,16 +1442,13 @@ int CDECL StringIDSorter(const StringID *a, const StringID *b)
/**
* Checks whether the given language is already found.
- * @param langs languages we've found so far
- * @param max the length of the language list
- * @param language name of the language to check
- * @return true if and only if a language file with the same name has not been found
+ * @param newgrflangid NewGRF languages ID to check
+ * @return true if and only if a language file with the same language ID has not been found
*/
-static bool UniqueLanguageFile(const LanguageMetadata *langs, uint max, const char *language)
+static bool UniqueLanguageFile(byte newgrflangid)
{
- for (uint i = 0; i < max; i++) {
- const char *f_name = strrchr(langs[i].file, PATHSEPCHAR) + 1;
- if (strcmp(f_name, language) == 0) return false; // duplicates
+ for (const LanguageMetadata *lang = _languages.Begin(); lang != _languages.End(); lang++) {
+ if (newgrflangid == lang->newgrflangid) return false;
}
return true;
@@ -1480,42 +1477,34 @@ static bool GetLanguageFileHeader(const char *file, LanguagePackHeader *hdr)
/**
* Gets a list of languages from the given directory.
- * @param langs the list to write to
- * @param start the initial offset in the list
- * @param max the length of the language list
* @param path the base directory to search in
- * @return the number of added languages
*/
-static int GetLanguageList(LanguageMetadata *langs, int start, int max, const char *path)
+static void GetLanguageList(const char *path)
{
- int i = start;
-
DIR *dir = ttd_opendir(path);
if (dir != NULL) {
struct dirent *dirent;
- while ((dirent = readdir(dir)) != NULL && i < max) {
+ while ((dirent = readdir(dir)) != NULL) {
const char *d_name = FS2OTTD(dirent->d_name);
const char *extension = strrchr(d_name, '.');
/* Not a language file */
if (extension == NULL || strcmp(extension, ".lng") != 0) continue;
- /* Filter any duplicate language-files, first-come first-serve */
- if (!UniqueLanguageFile(langs, i, d_name)) continue;
-
- seprintf(langs[i].file, lastof(langs[i].file), "%s%s", path, d_name);
+ LanguageMetadata lmd;
+ seprintf(lmd.file, lastof(lmd.file), "%s%s", path, d_name);
/* Check whether the file is of the correct version */
- if (!GetLanguageFileHeader(langs[i].file, &langs[i])) {
- DEBUG(misc, 3, "%s is not a valid language file", langs[i].file);
- continue;
+ if (!GetLanguageFileHeader(lmd.file, &lmd)) {
+ DEBUG(misc, 3, "%s is not a valid language file", lmd.file);
+ } else if (!UniqueLanguageFile(lmd.newgrflangid)) {
+ DEBUG(misc, 3, "%s's language ID is already known", lmd.file);
+ } else {
+ *_languages.Append() = lmd;
}
-
- i++;
}
closedir(dir);
}
- return i - start;
}
/**
@@ -1525,14 +1514,13 @@ static int GetLanguageList(LanguageMetadata *langs, int start, int max, const ch
void InitializeLanguagePacks()
{
Searchpath sp;
- uint language_count = 0;
FOR_ALL_SEARCHPATHS(sp) {
char path[MAX_PATH];
FioAppendDirectory(path, lengthof(path), sp, LANG_DIR);
- language_count += GetLanguageList(_dynlang.ent, language_count, lengthof(_dynlang.ent), path);
+ GetLanguageList(path);
}
- if (language_count == 0) usererror("No available language packs (invalid versions?)");
+ if (_languages.Length() == 0) usererror("No available language packs (invalid versions?)");
/* Acquire the locale of the current system */
const char *lang = GetCurrentLocale("LC_MESSAGES");
@@ -1540,16 +1528,14 @@ void InitializeLanguagePacks()
const LanguageMetadata *chosen_language = NULL; ///< Matching the language in the configuartion file or the current locale
const LanguageMetadata *language_fallback = NULL; ///< Using pt_PT for pt_BR locale when pt_BR is not available
- const LanguageMetadata *en_GB_fallback = _dynlang.ent; ///< Fallback when no locale-matching language has been found
+ const LanguageMetadata *en_GB_fallback = _languages.Begin(); ///< Fallback when no locale-matching language has been found
- _dynlang.num = language_count;
- /* Fill the dynamic languages structures */
- for (uint i = 0; i < language_count; i++) {
- const LanguageMetadata *lng = &_dynlang.ent[i];
+ /* Find a proper language. */
+ for (const LanguageMetadata *lng = _languages.Begin(); lng != _languages.End(); lng++) {
/* We are trying to find a default language. The priority is by
* configuration file, local environment and last, if nothing found,
* english. */
- const char *lang_file = strrchr(lang, PATHSEPCHAR) + 1;
+ const char *lang_file = strrchr(lng->file, PATHSEPCHAR) + 1;
if (strcmp(lang_file, _config_language_file) == 0) {
chosen_language = lng;
break;
diff --git a/src/strings_func.h b/src/strings_func.h
index 22c1f35d9..706dbd1f0 100644
--- a/src/strings_func.h
+++ b/src/strings_func.h
@@ -95,7 +95,6 @@ static inline void CopyOutDParam(uint64 *dst, int offs, int num)
memcpy(dst, _decode_parameters + offs, sizeof(uint64) * (num));
}
-extern DynamicLanguages _dynlang; // defined in strings.cpp
extern TextDirection _current_text_dir; ///< Text direction of the currently selected language
void InitializeLanguagePacks();
diff --git a/src/strings_type.h b/src/strings_type.h
index 326be62ec..1dea474f9 100644
--- a/src/strings_type.h
+++ b/src/strings_type.h
@@ -12,8 +12,6 @@
#ifndef STRINGS_TYPE_H
#define STRINGS_TYPE_H
-#include "language.h"
-
/**
* Numeric value that represents a string, independent of the selected language.
*/
@@ -28,13 +26,6 @@ enum TextDirection {
TD_RTL, ///< Text is written right-to-left by default
};
-/** Used for dynamic language support */
-struct DynamicLanguages {
- int num; ///< Number of languages
- char curr_file[MAX_PATH]; ///< Currently selected language file name without path (needed for saving the filename of the loaded language).
- LanguageMetadata ent[MAX_LANG]; ///< Information about the languages
-};
-
/** Special string constants */
enum SpecialStrings {