X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/36a305a723c63fd345be65c536c52fe9765c14be..5dda54d600664bdff6b9e76773c4f29fd7e39915:/src/terminal.c

diff --git a/src/terminal.c b/src/terminal.c
index 2c0c60e734..23455262cb 100644
--- a/src/terminal.c
+++ b/src/terminal.c
@@ -1,5 +1,5 @@
 /* Functions related to terminal devices.
-   Copyright (C) 2005-2012 Free Software Foundation, Inc.
+   Copyright (C) 2005-2014 Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
@@ -18,8 +18,6 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
-#define TERMHOOKS_INLINE EXTERN_INLINE
-
 #include <stdio.h>
 
 #include "lisp.h"
@@ -39,6 +37,8 @@ static int next_terminal_id;
 /* The initial terminal device, created by initial_term_init. */
 struct terminal *initial_terminal;
 
+static Lisp_Object Qterminal_live_p;
+
 static void delete_initial_terminal (struct terminal *);
 
 /* This setter is used only in this file, so it can be private.  */
@@ -199,11 +199,11 @@ ins_del_lines (struct frame *f, int vpos, int n)
 
 /* Return the terminal object specified by TERMINAL.  TERMINAL may be
    a terminal object, a frame, or nil for the terminal device of the
-   current frame.  If THROW is zero, return NULL for failure,
+   current frame.  If THROW is false, return NULL for failure,
    otherwise throw an error.  */
 
 struct terminal *
-get_terminal (Lisp_Object terminal, int throw)
+get_terminal (Lisp_Object terminal, bool throw)
 {
   struct terminal *result = NULL;
 
@@ -224,19 +224,19 @@ get_terminal (Lisp_Object terminal, int throw)
   return result;
 }
 
-
-
-/* Create a new terminal object and add it to the terminal list. */
+/* Create a new terminal object of TYPE and add it to the terminal list.  RIF
+   may be NULL if this terminal type doesn't support window-based redisplay.  */
 
 struct terminal *
-create_terminal (void)
+create_terminal (enum output_method type, struct redisplay_interface *rif)
 {
   struct terminal *terminal = allocate_terminal ();
   Lisp_Object terminal_coding, keyboard_coding;
 
   terminal->next_terminal = terminal_list;
   terminal_list = terminal;
-
+  terminal->type = type;
+  terminal->rif = rif;
   terminal->id = next_terminal_id++;
 
   terminal->keyboard_coding = xmalloc (sizeof (struct coding_system));
@@ -280,7 +280,7 @@ delete_terminal (struct terminal *terminal)
   xfree (terminal->name);
   terminal->name = NULL;
 
-  /* Check for live frames that are still on this terminal. */
+  /* Check for live frames that are still on this terminal.  */
   FOR_EACH_FRAME (tail, frame)
     {
       struct frame *f = XFRAME (frame);
@@ -360,14 +360,7 @@ If FRAME is nil, the selected frame is used.
 The terminal device is represented by its integer identifier.  */)
   (Lisp_Object frame)
 {
-  struct terminal *t;
-
-  if (NILP (frame))
-    frame = selected_frame;
-
-  CHECK_LIVE_FRAME (frame);
-
-  t = FRAME_TERMINAL (XFRAME (frame));
+  struct terminal *t = FRAME_TERMINAL (decode_live_frame (frame));
 
   if (!t)
     return Qnil;
@@ -405,8 +398,6 @@ possible return values.  */)
       return Qw32;
     case output_msdos_raw:
       return Qpc;
-    case output_mac:
-      return Qmac;
     case output_ns:
       return Qns;
     default:
@@ -509,7 +500,15 @@ selected frame's terminal).  */)
   return store_terminal_param (t, parameter, value);
 }
 
-
+/* Initial frame has no device-dependent output data, but has
+   face cache which should be freed when the frame is deleted.  */
+
+static void
+initial_free_frame_resources (struct frame *f)
+{
+  eassert (FRAME_INITIAL_P (f));
+  free_frame_faces (f);
+}
 
 /* Create the bootstrap display terminal for the initial frame.
    Returns a terminal of type output_initial.  */
@@ -520,12 +519,12 @@ init_initial_terminal (void)
   if (initialized || terminal_list || tty_list)
     emacs_abort ();
 
-  initial_terminal = create_terminal ();
-  initial_terminal->type = output_initial;
+  initial_terminal = create_terminal (output_initial, NULL);
   initial_terminal->name = xstrdup ("initial_terminal");
   initial_terminal->kboard = initial_kboard;
   initial_terminal->delete_terminal_hook = &delete_initial_terminal;
-  /* All other hooks are NULL. */
+  initial_terminal->delete_frame_hook = &initial_free_frame_resources;
+  /* Other hooks are NULL by default.  */
 
   return initial_terminal;
 }
@@ -558,6 +557,8 @@ Each function is called with argument, the terminal.
 This may be called just before actually deleting the terminal,
 or some time later.  */);
   Vdelete_terminal_functions = Qnil;
+
+  DEFSYM (Qterminal_live_p, "terminal-live-p");
   DEFSYM (Qdelete_terminal_functions, "delete-terminal-functions");
   DEFSYM (Qrun_hook_with_args, "run-hook-with-args");