locales33a: #i111019# fixed locale parser/composer for three-letter language codes

sal/inc/rtl/locale.h

@@ -49,7 +49,7 @@ extern "C" {
 typedef struct _rtl_Locale
 {
     /**
-         Lowercase two-letter ISO-639 code.
+         Lowercase two-letter ISO 639-1 or three-letter ISO 639-3 code.
      */
     rtl_uString *   Language;
     /**
@@ -72,7 +72,7 @@ typedef struct _rtl_Locale
 
 /**
     Register a locale from language, country and variant.
-    @param language lowercase two-letter ISO-639 code.
+    @param language lowercase two-letter ISO 639-1 or three-letter ISO 639-3 code.
     @param country uppercase two-letter ISO-3166 code. May be null.
     @param variant vendor and browser specific code. May be null.
  */
@@ -95,7 +95,7 @@ rtl_Locale * SAL_CALL rtl_locale_getDefault();
     Sets the default.
     Normally set once at the beginning of applet or application,
     then never reset. <code>setDefault</code> does not reset the host locale.
-    @param language lowercase two-letter ISO-639 code.
+    @param language lowercase two-letter ISO 639-1 or three-letter ISO 639-3 code.
     @param country uppercase two-letter ISO-3166 code.
     @param variant vendor and browser specific code. See class description.
  */
@@ -103,7 +103,7 @@ void SAL_CALL rtl_locale_setDefault( const sal_Unicode * language, const sal_Uni
 
 /**
     Getter for programmatic name of field,
-    an lowercased two-letter ISO-639 code.
+    a lowercased two-letter ISO 639-1 or three-letter ISO 639-3 code.
     @see #getDisplayLanguage
  */
 rtl_uString * SAL_CALL rtl_locale_getLanguage( rtl_Locale * This );

sal/osl/unx/nlsupport.c

@@ -105,7 +105,8 @@ _pair_search (const char *key, const _pair *base, unsigned int member )
 static char * _compose_locale( rtl_Locale * pLocale, char * buffer, size_t n )
 {
     /* check if a valid locale is specified */
-    if( pLocale && pLocale->Language && (pLocale->Language->length == 2) )
+    if( pLocale && pLocale->Language &&
+            (pLocale->Language->length == 2 || pLocale->Language->length == 3) )
     {
         size_t offset = 0;
 
@@ -193,16 +194,20 @@ static rtl_Locale * _parse_locale( const char * locale )
 
             rtl_Locale * ret;
 
+            /* language is a two or three letter code */
+            if( (len > 3 && '_' == locale[3]) || (len == 3 && '_' != locale[2]) )
+                offset = 3;
+
             /* convert language code to unicode */
-            rtl_string2UString( &pLanguage, locale, 2, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
+            rtl_string2UString( &pLanguage, locale, offset, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
             OSL_ASSERT(pLanguage != NULL);
 
             /* convert country code to unicode */
-            if( len >= 5 && '_' == locale[2] )
+            if( len >= offset+3 && '_' == locale[offset] )
             {
-                rtl_string2UString( &pCountry, locale + 3, 2, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
+                rtl_string2UString( &pCountry, locale + offset + 1, 2, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
                 OSL_ASSERT(pCountry != NULL);
-                offset = 5;
+                offset += 3;
             }
 
             /* convert variant code to unicode - do not rely on "." as delimiter */