From: Kenichi Handa <handa@m17n.org>
Date: Sun, 25 May 2008 11:02:11 +0000 (+0000)
Subject: (face_for_char): Optimize for the case of no charset property.
X-Git-Tag: emacs-pretest-23.0.90~5306
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=b59e66b393afdc75407760b86deb61968cde07e1;p=emacs.git

(face_for_char): Optimize for the case of no charset property.
---

diff --git a/src/fontset.c b/src/fontset.c
index bafe1ca2255..c61bcae88af 100644
--- a/src/fontset.c
+++ b/src/fontset.c
@@ -908,6 +908,17 @@ face_for_char (f, face, c, pos, object)
 	  id = XINT (CHARSET_SYMBOL_ID (charset));
 	}
     }
+  if (id < 0)
+    {
+      struct font *font = face->ascii_face->font;
+
+      if (font && font->driver->encode_char (font, c) != FONT_INVALID_CODE)
+	return face->ascii_face->id;
+      font = face->font;
+      if (font && font->driver->encode_char (font, c) != FONT_INVALID_CODE)
+	return face->id;
+    }
+
   rfont_def = fontset_font (fontset, c, face, id);
   if (VECTORP (rfont_def))
     {