From: Kenichi Handa <handa@m17n.org>
Date: Sun, 29 Jun 2008 14:27:16 +0000 (+0000)
Subject: (get_composition_id): Fix the width calculation for TAB.
X-Git-Tag: emacs-pretest-23.0.90~4405
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=8e86803cbfdeecfe8684f67b056c4d91f0ad89da;p=emacs.git

(get_composition_id): Fix the width calculation for TAB.
---

diff --git a/src/composite.c b/src/composite.c
index e59ba352511..e0ac92ee20e 100644
--- a/src/composite.c
+++ b/src/composite.c
@@ -343,7 +343,7 @@ get_composition_id (charpos, bytepos, nchars, prop, string)
 	{
 	  int this_width;
 	  ch = XINT (key_contents[i]);
-	  this_width = CHAR_WIDTH (ch);
+	  this_width = (ch == '\t' ? 1 : CHAR_WIDTH (ch));
 	  if (cmp->width < this_width)
 	    cmp->width = this_width;
 	}