[glib] Default to glib's script type handling

2.29.14 is almost released a decade ago, no need to support archaic glib versions.

src/hb-glib.cc

@@ -41,138 +41,14 @@
  * @short_description: GLib integration
  * @include: hb-glib.h
  *
- * Functions for using HarfBuzz with the GLib library. 
+ * Functions for using HarfBuzz with the GLib library.
  *
  * HarfBuzz supports using GLib to provide Unicode data, by attaching
  * GLib functions to the virtual methods in a #hb_unicode_funcs_t function
  * structure.
  **/
 
 
-#if !GLIB_CHECK_VERSION(2,29,14)
-static const hb_script_t
-glib_script_to_script[] =
-{
-  HB_SCRIPT_COMMON,
-  HB_SCRIPT_INHERITED,
-  HB_SCRIPT_ARABIC,
-  HB_SCRIPT_ARMENIAN,
-  HB_SCRIPT_BENGALI,
-  HB_SCRIPT_BOPOMOFO,
-  HB_SCRIPT_CHEROKEE,
-  HB_SCRIPT_COPTIC,
-  HB_SCRIPT_CYRILLIC,
-  HB_SCRIPT_DESERET,
-  HB_SCRIPT_DEVANAGARI,
-  HB_SCRIPT_ETHIOPIC,
-  HB_SCRIPT_GEORGIAN,
-  HB_SCRIPT_GOTHIC,
-  HB_SCRIPT_GREEK,
-  HB_SCRIPT_GUJARATI,
-  HB_SCRIPT_GURMUKHI,
-  HB_SCRIPT_HAN,
-  HB_SCRIPT_HANGUL,
-  HB_SCRIPT_HEBREW,
-  HB_SCRIPT_HIRAGANA,
-  HB_SCRIPT_KANNADA,
-  HB_SCRIPT_KATAKANA,
-  HB_SCRIPT_KHMER,
-  HB_SCRIPT_LAO,
-  HB_SCRIPT_LATIN,
-  HB_SCRIPT_MALAYALAM,
-  HB_SCRIPT_MONGOLIAN,
-  HB_SCRIPT_MYANMAR,
-  HB_SCRIPT_OGHAM,
-  HB_SCRIPT_OLD_ITALIC,
-  HB_SCRIPT_ORIYA,
-  HB_SCRIPT_RUNIC,
-  HB_SCRIPT_SINHALA,
-  HB_SCRIPT_SYRIAC,
-  HB_SCRIPT_TAMIL,
-  HB_SCRIPT_TELUGU,
-  HB_SCRIPT_THAANA,
-  HB_SCRIPT_THAI,
-  HB_SCRIPT_TIBETAN,
-  HB_SCRIPT_CANADIAN_SYLLABICS,
-  HB_SCRIPT_YI,
-  HB_SCRIPT_TAGALOG,
-  HB_SCRIPT_HANUNOO,
-  HB_SCRIPT_BUHID,
-  HB_SCRIPT_TAGBANWA,
-
-  /* Unicode-4.0 additions */
-  HB_SCRIPT_BRAILLE,
-  HB_SCRIPT_CYPRIOT,
-  HB_SCRIPT_LIMBU,
-  HB_SCRIPT_OSMANYA,
-  HB_SCRIPT_SHAVIAN,
-  HB_SCRIPT_LINEAR_B,
-  HB_SCRIPT_TAI_LE,
-  HB_SCRIPT_UGARITIC,
-
-  /* Unicode-4.1 additions */
-  HB_SCRIPT_NEW_TAI_LUE,
-  HB_SCRIPT_BUGINESE,
-  HB_SCRIPT_GLAGOLITIC,
-  HB_SCRIPT_TIFINAGH,
-  HB_SCRIPT_SYLOTI_NAGRI,
-  HB_SCRIPT_OLD_PERSIAN,
-  HB_SCRIPT_KHAROSHTHI,
-
-  /* Unicode-5.0 additions */
-  HB_SCRIPT_UNKNOWN,
-  HB_SCRIPT_BALINESE,
-  HB_SCRIPT_CUNEIFORM,
-  HB_SCRIPT_PHOENICIAN,
-  HB_SCRIPT_PHAGS_PA,
-  HB_SCRIPT_NKO,
-
-  /* Unicode-5.1 additions */
-  HB_SCRIPT_KAYAH_LI,
-  HB_SCRIPT_LEPCHA,
-  HB_SCRIPT_REJANG,
-  HB_SCRIPT_SUNDANESE,
-  HB_SCRIPT_SAURASHTRA,
-  HB_SCRIPT_CHAM,
-  HB_SCRIPT_OL_CHIKI,
-  HB_SCRIPT_VAI,
-  HB_SCRIPT_CARIAN,
-  HB_SCRIPT_LYCIAN,
-  HB_SCRIPT_LYDIAN,
-
-  /* Unicode-5.2 additions */
-  HB_SCRIPT_AVESTAN,
-  HB_SCRIPT_BAMUM,
-  HB_SCRIPT_EGYPTIAN_HIEROGLYPHS,
-  HB_SCRIPT_IMPERIAL_ARAMAIC,
-  HB_SCRIPT_INSCRIPTIONAL_PAHLAVI,
-  HB_SCRIPT_INSCRIPTIONAL_PARTHIAN,
-  HB_SCRIPT_JAVANESE,
-  HB_SCRIPT_KAITHI,
-  HB_SCRIPT_TAI_THAM,
-  HB_SCRIPT_LISU,
-  HB_SCRIPT_MEETEI_MAYEK,
-  HB_SCRIPT_OLD_SOUTH_ARABIAN,
-  HB_SCRIPT_OLD_TURKIC,
-  HB_SCRIPT_SAMARITAN,
-  HB_SCRIPT_TAI_VIET,
-
-  /* Unicode-6.0 additions */
-  HB_SCRIPT_BATAK,
-  HB_SCRIPT_BRAHMI,
-  HB_SCRIPT_MANDAIC,
-
-  /* Unicode-6.1 additions */
-  HB_SCRIPT_CHAKMA,
-  HB_SCRIPT_MEROITIC_CURSIVE,
-  HB_SCRIPT_MEROITIC_HIEROGLYPHS,
-  HB_SCRIPT_MIAO,
-  HB_SCRIPT_SHARADA,
-  HB_SCRIPT_SORA_SOMPENG,
-  HB_SCRIPT_TAKRI
-};
-#endif
-
 /**
  * hb_glib_script_to_script:
  * @script: The GUnicodeScript identifier to query
@@ -187,17 +63,7 @@ glib_script_to_script[] =
 hb_script_t
 hb_glib_script_to_script (GUnicodeScript script)
 {
-#if GLIB_CHECK_VERSION(2,29,14)
   return (hb_script_t) g_unicode_script_to_iso15924 (script);
-#else
-  if (likely ((unsigned int) script < ARRAY_LENGTH (glib_script_to_script)))
-    return glib_script_to_script[script];
-
-  if (unlikely (script == G_UNICODE_SCRIPT_INVALID_CODE))
-    return HB_SCRIPT_INVALID;
-
-  return HB_SCRIPT_UNKNOWN;
-#endif
 }
 
 /**
@@ -214,19 +80,7 @@ hb_glib_script_to_script (GUnicodeScript script)
 GUnicodeScript
 hb_glib_script_from_script (hb_script_t script)
 {
-#if GLIB_CHECK_VERSION(2,29,14)
   return g_unicode_script_from_iso15924 (script);
-#else
-  unsigned int count = ARRAY_LENGTH (glib_script_to_script);
-  for (unsigned int i = 0; i < count; i++)
-    if (glib_script_to_script[i] == script)
-      return (GUnicodeScript) i;
-
-  if (unlikely (script == HB_SCRIPT_INVALID))
-    return G_UNICODE_SCRIPT_INVALID_CODE;
-
-  return G_UNICODE_SCRIPT_UNKNOWN;
-#endif
 }