Add Czech language option (#13680)

Makefile.common

@@ -472,7 +472,8 @@ ifeq ($(HAVE_LANGEXTRA), 1)
           intl/msg_hash_fi.o \
           intl/msg_hash_id.o \
           intl/msg_hash_sv.o \
-          intl/msg_hash_uk.o
+          intl/msg_hash_uk.o \
+          intl/msg_hash_cs.o 
 endif
 
 ifneq ($(HAVE_GETOPT_LONG), 1)

griffin/griffin.c

@@ -1256,6 +1256,7 @@ RETROARCH
 #include "../intl/msg_hash_id.c"
 #include "../intl/msg_hash_sv.c"
 #include "../intl/msg_hash_uk.c"
+#include "../intl/msg_hash_cs.c"
 #endif
 
 #include "../intl/msg_hash_us.c"

libretro-common/include/libretro.h

@@ -286,6 +286,7 @@ enum retro_language
    RETRO_LANGUAGE_INDONESIAN          = 24,
    RETRO_LANGUAGE_SWEDISH             = 25,
    RETRO_LANGUAGE_UKRAINIAN           = 26,
+   RETRO_LANGUAGE_CZECH               = 27,
    RETRO_LANGUAGE_LAST,
 
    /* Ensure sizeof(enum) == sizeof(int) */

libretro-common/samples/core_options/example_categories/libretro_core_options.h

@@ -166,6 +166,7 @@ struct retro_core_options_v2 *options_intl[RETRO_LANGUAGE_LAST] = {
    NULL,        /* RETRO_LANGUAGE_INDONESIAN */
    NULL,        /* RETRO_LANGUAGE_SWEDISH */
    NULL,        /* RETRO_LANGUAGE_UKRAINIAN */
+   NULL,        /* RETRO_LANGUAGE_CZECH */
 };
 #endif
 

libretro-common/samples/core_options/example_default/libretro_core_options.h

@@ -124,6 +124,7 @@ struct retro_core_option_definition *option_defs_intl[RETRO_LANGUAGE_LAST] = {
    NULL,           /* RETRO_LANGUAGE_INDONESIAN */
    NULL,           /* RETRO_LANGUAGE_SWEDISH */
    NULL,           /* RETRO_LANGUAGE_UKRAINIAN */
+   NULL,           /* RETRO_LANGUAGE_CZECH */
 
 };
 #endif

libretro-common/samples/core_options/example_hide_option/libretro_core_options.h

@@ -139,6 +139,7 @@ struct retro_core_option_definition *option_defs_intl[RETRO_LANGUAGE_LAST] = {
    NULL,           /* RETRO_LANGUAGE_INDONESIAN */
    NULL,           /* RETRO_LANGUAGE_SWEDISH */
    NULL,           /* RETRO_LANGUAGE_UKRAINIAN */
+   NULL,           /* RETRO_LANGUAGE_CZECH */
 };
 #endif
 

libretro-common/samples/core_options/example_translation/libretro_core_options.h

@@ -124,6 +124,7 @@ struct retro_core_option_definition *option_defs_intl[RETRO_LANGUAGE_LAST] = {
    NULL,           /* RETRO_LANGUAGE_INDONESIAN */
    NULL,           /* RETRO_LANGUAGE_SWEDISH */
    NULL,           /* RETRO_LANGUAGE_UKRAINIAN */
+   NULL,           /* RETRO_LANGUAGE_CZECH */
 };
 #endif
 

menu/drivers/rgui.c

@@ -1616,6 +1616,8 @@ static bool rgui_fonts_init(rgui_t *rgui)
       case RETRO_LANGUAGE_FINNISH:
       case RETRO_LANGUAGE_INDONESIAN:
       case RETRO_LANGUAGE_SWEDISH:
+   /* extended ASCII (ASCII + Latin-1 Suplement) doesn't cover Czech completely*/
+   /* case RETRO_LANGUAGE_CZECH: */
          /* We have at least partial support for
           * these languages, but extended ASCII
           * is required */

menu/menu_setting.c

@@ -6704,6 +6704,7 @@ static void setting_get_string_representation_uint_user_language(
    modes[RETRO_LANGUAGE_INDONESIAN]             = msg_hash_to_str(MENU_ENUM_LABEL_VALUE_LANG_INDONESIAN);
    modes[RETRO_LANGUAGE_SWEDISH]                = msg_hash_to_str(MENU_ENUM_LABEL_VALUE_LANG_SWEDISH);
    modes[RETRO_LANGUAGE_UKRAINIAN]              = msg_hash_to_str(MENU_ENUM_LABEL_VALUE_LANG_UKRAINIAN);
+   modes[RETRO_LANGUAGE_CZECH]                  = msg_hash_to_str(MENU_ENUM_LABEL_VALUE_LANG_CZECH);
    strlcpy(s, modes[*msg_hash_get_uint(MSG_HASH_USER_LANGUAGE)], len);
 }
 #endif

msg_hash.c

@@ -112,6 +112,9 @@ int msg_hash_get_help_enum(enum msg_hash_enums msg, char *s, size_t len)
       case RETRO_LANGUAGE_UKRAINIAN:
          ret = msg_hash_get_help_uk_enum(msg, s, len);
          break;
+      case RETRO_LANGUAGE_CZECH:
+         ret = msg_hash_get_help_cs_enum(msg, s, len);
+         break;
       default:
          break;
    }
@@ -187,6 +190,8 @@ const char *get_user_language_iso639_1(bool limit)
          return "sv";
       case RETRO_LANGUAGE_UKRAINIAN:
          return "uk";
+      case RETRO_LANGUAGE_CZECH:
+         return "cs";
    }
    return "en";
 }
@@ -276,6 +281,9 @@ const char *msg_hash_to_str(enum msg_hash_enums msg)
       case RETRO_LANGUAGE_UKRAINIAN:
          ret = msg_hash_to_str_uk(msg);
          break;
+      case RETRO_LANGUAGE_CZECH:
+         ret = msg_hash_to_str_cs(msg);
+         break;
       default:
          break;
    }

msg_hash.h

@@ -3425,6 +3425,9 @@ int msg_hash_get_help_sv_enum(enum msg_hash_enums msg, char *s, size_t len);
 const char *msg_hash_to_str_uk(enum msg_hash_enums msg);
 int msg_hash_get_help_uk_enum(enum msg_hash_enums msg, char *s, size_t len);
 
+const char *msg_hash_to_str_cs(enum msg_hash_enums msg);
+int msg_hash_get_help_cs_enum(enum msg_hash_enums msg, char *s, size_t len);
+
 int msg_hash_get_help_enum(enum msg_hash_enums msg, char *s, size_t len);
 
 enum msg_file_type msg_hash_to_file_type(uint32_t hash);

retroarch.c

@@ -6089,6 +6089,7 @@ enum retro_language rarch_get_language_from_iso(const char *iso639)
       {"id", RETRO_LANGUAGE_INDONESIAN},
       {"sv", RETRO_LANGUAGE_SWEDISH},
       {"uk", RETRO_LANGUAGE_UKRAINIAN},
+      {"cs", RETRO_LANGUAGE_CZECH},
    };
 
    if (string_is_empty(iso639))