X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/8b990b89011d5b954c794e08549776b15e34fff1..9bf31d1d3f35880c652f76509d1e27d33e454121:/src/composite.c

diff --git a/src/composite.c b/src/composite.c
index 577b97920f..8aa6974659 100644
--- a/src/composite.c
+++ b/src/composite.c
@@ -1,5 +1,5 @@
 /* Composite sequence support.
-   Copyright (C) 2001-2015 Free Software Foundation, Inc.
+   Copyright (C) 2001-2016 Free Software Foundation, Inc.
    Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
      National Institute of Advanced Industrial Science and Technology (AIST)
      Registration Number H14PRO021
@@ -11,8 +11,8 @@ This file is part of GNU Emacs.
 
 GNU Emacs is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
+the Free Software Foundation, either version 3 of the License, or (at
+your option) any later version.
 
 GNU Emacs is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -26,13 +26,12 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "lisp.h"
 #include "character.h"
+#include "composite.h"
 #include "buffer.h"
 #include "coding.h"
 #include "intervals.h"
-#include "window.h"
 #include "frame.h"
 #include "dispextern.h"
-#include "font.h"
 #include "termhooks.h"
 
 
@@ -732,9 +731,11 @@ composition_gstring_width (Lisp_Object gstring, ptrdiff_t from, ptrdiff_t to,
       if (FONT_OBJECT_P (font_object))
 	{
 	  struct font *font = XFONT_OBJECT (font_object);
+	  int font_ascent, font_descent;
 
-	  metrics->ascent = font->ascent;
-	  metrics->descent = font->descent;
+	  get_font_ascent_descent (font, &font_ascent, &font_descent);
+	  metrics->ascent = font_ascent;
+	  metrics->descent = font_descent;
 	}
       else
 	{
@@ -890,7 +891,6 @@ autocmp_chars (Lisp_Object rule, ptrdiff_t charpos, ptrdiff_t bytepos,
   if (len <= 0)
     return unbind_to (count, Qnil);
   to = limit = charpos + len;
-#ifdef HAVE_WINDOW_SYSTEM
   if (FRAME_WINDOW_P (f))
     {
       font_object = font_range (charpos, bytepos, &to, win, face, string);
@@ -901,7 +901,6 @@ autocmp_chars (Lisp_Object rule, ptrdiff_t charpos, ptrdiff_t bytepos,
 	return unbind_to (count, Qnil);
     }
   else
-#endif	/* not HAVE_WINDOW_SYSTEM */
     font_object = win->frame;
   lgstring = Fcomposition_get_gstring (pos, make_number (to), font_object,
 				       string);
@@ -925,7 +924,7 @@ char_composable_p (int c)
 {
   Lisp_Object val;
   return (c > ' '
-	  && (c == 0x200C || c == 0x200D
+	  && (c == ZERO_WIDTH_NON_JOINER || c == ZERO_WIDTH_JOINER
 	      || (val = CHAR_TABLE_REF (Vunicode_category_table, c),
 		  (INTEGERP (val) && (XINT (val) <= UNICODE_CATEGORY_So)))));
 }
@@ -1307,7 +1306,8 @@ composition_reseat_it (struct composition_it *cmp_it, ptrdiff_t charpos,
 int
 composition_update_it (struct composition_it *cmp_it, ptrdiff_t charpos, ptrdiff_t bytepos, Lisp_Object string)
 {
-  int i, c IF_LINT (= 0);
+  int i;
+  int c UNINIT;
 
   if (cmp_it->ch < 0)
     {
@@ -1930,7 +1930,6 @@ The default value is the function `compose-chars-after'.  */);
   Vcompose_chars_after_function = intern_c_string ("compose-chars-after");
 
   DEFSYM (Qauto_composed, "auto-composed");
-  DEFSYM (Qauto_composition_function, "auto-composition-function");
 
   DEFVAR_LISP ("auto-composition-mode", Vauto_composition_mode,
 	       doc: /* Non-nil if Auto-Composition mode is enabled.