Add FcGetLangs() and FcLangGetCharSet().

doc/fclangset.fncs

@@ -122,3 +122,19 @@ a matching language but differs in which territory that language is for, this
 function returns FcLangDiffentTerritory. If <parameter>ls</parameter> 
 has no matching language, this function returns FcLangDifferentLang.
 @@
+
+@RET@		FcStrSet *
+@FUNC@		FcGetLangs
+@TYPE1@		void
+@PURPOSE@	Get list of languages
+@DESC@
+Returns a string set of all known languages.
+@@
+
+@RET@		const FcCharSet *
+@FUNC@		FcLangGetCharSet
+@TYPE1@		const FcChar8 *			@ARG1@		lang
+@PURPOSE@	Get character map for a language
+@DESC@
+Returns the FcCharMap for a language.
+@@

fontconfig/fontconfig.h

@@ -551,6 +551,12 @@ FcPublic FcBool
 FcInitBringUptoDate (void);
 
 /* fclang.c */
+FcStrSet *
+FcGetLangs (void);
+
+FcPublic const FcCharSet *
+FcLangGetCharSet (const FcChar8 *lang);
+
 FcPublic FcLangSet*
 FcLangSetCreate (void);
 

src/fcint.h

@@ -890,9 +890,6 @@ FcFreeTypeLangSet (const FcCharSet  *charset,
 FcPrivate FcLangResult
 FcLangCompare (const FcChar8 *s1, const FcChar8 *s2);
     
-FcPrivate const FcCharSet *
-FcCharSetForLang (const FcChar8 *lang);
-
 FcPrivate FcLangSet *
 FcLangSetPromote (const FcChar8 *lang);
 

src/fclang.c

@@ -54,7 +54,7 @@ FcFreeTypeLangSet (const FcCharSet  *charset,
     FcLangSet	    *ls;
 
     if (exclusiveLang)
-	exclusiveCharset = FcCharSetForLang (exclusiveLang);
+	exclusiveCharset = FcLangGetCharSet (exclusiveLang);
     ls = FcLangSetCreate ();
     if (!ls)
 	return 0;
@@ -196,7 +196,7 @@ FcLangContains (const FcChar8 *super, const FcChar8 *sub)
 }
 
 const FcCharSet *
-FcCharSetForLang (const FcChar8 *lang)
+FcLangGetCharSet (const FcChar8 *lang)
 {
     int		i;
     int		country = -1;
@@ -218,6 +218,22 @@ FcCharSetForLang (const FcChar8 *lang)
     return &fcLangCharSets[country].charset;
 }
 
+FcStrSet *
+FcGetLangs (void)
+{
+    FcStrSet *langs;
+    int	i;
+
+    langs = FcStrSetCreate();
+    if (!langs)
+	return 0;
+
+    for (i = 0; i < NUM_LANG_CHAR_SET; i++)
+	FcStrSetAdd (langs, fcLangCharSets[i].lang);
+
+    return langs;
+}
+
 FcLangSet *
 FcLangSetCreate (void)
 {