diff src/console.c @ 398:74fd4e045ea6 r21-2-29

Import from CVS: tag r21-2-29
author cvs
date Mon, 13 Aug 2007 11:13:30 +0200
parents 8626e4521993
children a86b2b5e0111
line wrap: on
line diff
--- a/src/console.c	Mon Aug 13 11:12:06 2007 +0200
+++ b/src/console.c	Mon Aug 13 11:13:30 2007 +0200
@@ -53,6 +53,7 @@
    list of consoles and stores into each console that does not say
    it has a local value.  */
 Lisp_Object Vconsole_defaults;
+static void *console_defaults_saved_slots;
 
 /* This structure marks which slots in a console have corresponding
    default values in console_defaults.
@@ -69,7 +70,7 @@
    consoles.
 
    If a slot is -1, then there is a DEFVAR_CONSOLE_LOCAL for it
-   as well as a default value which is used to initialize newly-created
+  as well as a default value which is used to initialize newly-created
    consoles and as a reset-value when local-vars are killed.
 
    If a slot is -2, there is no DEFVAR_CONSOLE_LOCAL for it.
@@ -87,6 +88,7 @@
 /* This structure holds the names of symbols whose values may be
    console-local.  It is indexed and accessed in the same way as the above. */
 static Lisp_Object Vconsole_local_symbols;
+static void *console_local_symbols_saved_slots;
 
 DEFINE_CONSOLE_TYPE (dead);
 
@@ -96,19 +98,19 @@
 
 
 static Lisp_Object
-mark_console (Lisp_Object obj, void (*markobj) (Lisp_Object))
+mark_console (Lisp_Object obj)
 {
   struct console *con = XCONSOLE (obj);
 
-#define MARKED_SLOT(x) ((void) (markobj (con->x)));
+#define MARKED_SLOT(x) mark_object (con->x)
 #include "conslots.h"
 #undef MARKED_SLOT
 
   /* Can be zero for Vconsole_defaults, Vconsole_local_symbols */
   if (con->conmeths)
     {
-      markobj (con->conmeths->symbol);
-      MAYBE_CONMETH (con, mark_console, (con, markobj));
+      mark_object (con->conmeths->symbol);
+      MAYBE_CONMETH (con, mark_console, (con));
     }
 
   return Qnil;
@@ -127,7 +129,7 @@
   sprintf (buf, "#<%s-console", !CONSOLE_LIVE_P (con) ? "dead" :
 	   CONSOLE_TYPE_NAME (con));
   write_c_string (buf, printcharfun);
-  if (CONSOLE_LIVE_P (con))
+  if (CONSOLE_LIVE_P (con) && !NILP (CONSOLE_CONNECTION (con)))
     {
       write_c_string (" on ", printcharfun);
       print_internal (CONSOLE_CONNECTION (con), printcharfun, 1);
@@ -137,14 +139,14 @@
 }
 
 DEFINE_LRECORD_IMPLEMENTATION ("console", console,
-			       mark_console, print_console, 0, 0, 0,
+			       mark_console, print_console, 0, 0, 0, 0,
 			       struct console);
 
 static struct console *
 allocate_console (void)
 {
   Lisp_Object console;
-  struct console *con = alloc_lcrecord_type (struct console, lrecord_console);
+  struct console *con = alloc_lcrecord_type (struct console, &lrecord_console);
   struct gcpro gcpro1;
 
   copy_lcrecord (con, XCONSOLE (Vconsole_defaults));
@@ -353,16 +355,24 @@
 semi_canonicalize_console_connection (struct console_methods *meths,
 				      Lisp_Object name, Error_behavior errb)
 {
-  return CONTYPE_METH_OR_GIVEN (meths, semi_canonicalize_console_connection,
-				(name, errb), name);
+  if (HAS_CONTYPE_METH_P (meths, semi_canonicalize_console_connection))
+    return CONTYPE_METH (meths, semi_canonicalize_console_connection,
+			 (name, errb));
+  else
+    return CONTYPE_METH_OR_GIVEN (meths, canonicalize_console_connection,
+				  (name, errb), name);
 }
 
 static Lisp_Object
 canonicalize_console_connection (struct console_methods *meths,
 				 Lisp_Object name, Error_behavior errb)
 {
-  return CONTYPE_METH_OR_GIVEN (meths, canonicalize_console_connection,
-				(name, errb), name);
+  if (HAS_CONTYPE_METH_P (meths, canonicalize_console_connection))
+    return CONTYPE_METH (meths, canonicalize_console_connection,
+			 (name, errb));
+  else
+    return CONTYPE_METH_OR_GIVEN (meths, semi_canonicalize_console_connection,
+				  (name, errb), name);
 }
 
 static Lisp_Object
@@ -486,7 +496,7 @@
   /* Do it this way so that the console list is in order of creation */
   Vconsole_list = nconc2 (Vconsole_list, Fcons (console, Qnil));
 
-  if (CONMETH (con, initially_selected_for_input, (con)))
+  if (CONMETH_OR_GIVEN (con, initially_selected_for_input, (con), 0))
     event_stream_select_console (con);
 
   UNGCPRO;
@@ -876,7 +886,9 @@
       Extcount count;
       Extbyte *p;
 
-      GET_STRING_EXT_DATA_ALLOCA (stuffstring, FORMAT_KEYBOARD, p, count);
+      TO_EXTERNAL_FORMAT (LISP_STRING, stuffstring,
+			  ALLOCA, (p, count),
+			  Qkeyboard);
       while (count-- > 0)
 	stuff_char (XCONSOLE (Vcontrolling_terminal), *p++);
       stuff_char (XCONSOLE (Vcontrolling_terminal), '\n');
@@ -1096,10 +1108,45 @@
   defsymbol (&Qsuspend_resume_hook, "suspend-resume-hook");
 }
 
+static const struct lrecord_description cte_description_1[] = {
+  { XD_LISP_OBJECT, offsetof (console_type_entry, symbol) },
+  { XD_STRUCT_PTR,  offsetof (console_type_entry, meths), 1, &console_methods_description },
+  { XD_END }
+};
+
+static const struct struct_description cte_description = {
+  sizeof (console_type_entry),
+  cte_description_1
+};
+
+static const struct lrecord_description cted_description_1[] = {
+  XD_DYNARR_DESC (console_type_entry_dynarr, &cte_description),
+  { XD_END }
+};
+
+const struct struct_description cted_description = {
+  sizeof (console_type_entry_dynarr),
+  cted_description_1
+};
+
+static const struct lrecord_description console_methods_description_1[] = {
+  { XD_LISP_OBJECT, offsetof (struct console_methods, symbol) },
+  { XD_LISP_OBJECT, offsetof (struct console_methods, predicate_symbol) },
+  { XD_LISP_OBJECT, offsetof (struct console_methods, image_conversion_list) },
+  { XD_END }
+};
+
+const struct struct_description console_methods_description = {
+  sizeof (struct console_methods),
+  console_methods_description_1
+};
+
+
 void
 console_type_create (void)
 {
   the_console_type_entry_dynarr = Dynarr_new (console_type_entry);
+  dumpstruct(&the_console_type_entry_dynarr, &cted_description);
 
   Vconsole_type_list = Qnil;
   staticpro (&Vconsole_type_list);
@@ -1114,8 +1161,19 @@
 }
 
 void
+reinit_vars_of_console (void)
+{
+  staticpro_nodump (&Vconsole_list);
+  Vconsole_list = Qnil;
+  staticpro_nodump (&Vselected_console);
+  Vselected_console = Qnil;
+}
+
+void
 vars_of_console (void)
 {
+  reinit_vars_of_console ();
+
   DEFVAR_LISP ("create-console-hook", &Vcreate_console_hook /*
 Function or functions to call when a console is created.
 One argument, the newly-created console.
@@ -1131,11 +1189,6 @@
 */ );
   Vdelete_console_hook = Qnil;
 
-  staticpro (&Vconsole_list);
-  Vconsole_list = Qnil;
-  staticpro (&Vselected_console);
-  Vselected_console = Qnil;
-
 #ifdef HAVE_WINDOW_SYSTEM
   Fprovide (intern ("window-system"));
 #endif
@@ -1147,10 +1200,26 @@
    from SunPro C's fix-and-continue feature (a way neato feature that
    makes debugging unbelievably more bearable) */
 #define DEFVAR_CONSOLE_LOCAL_1(lname, field_name, forward_type, magicfun) do {	\
-  static CONST_IF_NOT_DEBUG struct symbol_value_forward I_hate_C		\
-    = { { { symbol_value_forward_lheader_initializer,				\
-	    (struct lcrecord_header *) &(console_local_flags.field_name), 69 },	\
-	  forward_type }, magicfun };						\
+  static CONST_IF_NOT_DEBUG struct symbol_value_forward I_hate_C =		\
+  { /* struct symbol_value_forward */						\
+    { /* struct symbol_value_magic */						\
+      { /* struct lcrecord_header */						\
+	{ /* struct lrecord_header */						\
+	  1, /* type - index into lrecord_implementations_table */		\
+	  0, /* mark bit */							\
+	  0, /* c_readonly bit */						\
+	  0  /* lisp_readonly bit */						\
+	},									\
+	0, /* next */								\
+	0, /* uid  */								\
+	0  /* free */								\
+      },									\
+      &(console_local_flags.field_name), 					\
+      forward_type								\
+    },										\
+    magicfun									\
+  };										\
+										\
   {										\
     int offset = ((char *)symbol_value_forward_forward (&I_hate_C)		\
 		  - (char *)&console_local_flags);				\
@@ -1184,22 +1253,22 @@
 {
   zero_lcrecord (con);
 
-#define MARKED_SLOT(x)	con->x = (zap);
+#define MARKED_SLOT(x)	con->x = zap
 #include "conslots.h"
 #undef MARKED_SLOT
 }
 
-void
-complex_vars_of_console (void)
+static void
+common_init_complex_vars_of_console (void)
 {
   /* Make sure all markable slots in console_defaults
      are initialized reasonably, so mark_console won't choke.
    */
-  struct console *defs = alloc_lcrecord_type (struct console, lrecord_console);
-  struct console *syms = alloc_lcrecord_type (struct console, lrecord_console);
+  struct console *defs = alloc_lcrecord_type (struct console, &lrecord_console);
+  struct console *syms = alloc_lcrecord_type (struct console, &lrecord_console);
 
-  staticpro (&Vconsole_defaults);
-  staticpro (&Vconsole_local_symbols);
+  staticpro_nodump (&Vconsole_defaults);
+  staticpro_nodump (&Vconsole_local_symbols);
   XSETCONSOLE (Vconsole_defaults, defs);
   XSETCONSOLE (Vconsole_local_symbols, syms);
 
@@ -1254,6 +1323,53 @@
        currently allowable due to the XINT() handling of this value.
        With some rearrangement you can get 4 more bits. */
   }
+}
+
+
+#define CONSOLE_SLOTS_SIZE (offsetof (struct console, CONSOLE_SLOTS_LAST_NAME) - offsetof (struct console, CONSOLE_SLOTS_FIRST_NAME) + sizeof (Lisp_Object))
+#define CONSOLE_SLOTS_COUNT (CONSOLE_SLOTS_SIZE / sizeof (Lisp_Object))
+
+void
+reinit_complex_vars_of_console (void)
+{
+  struct console *defs, *syms;
+
+  common_init_complex_vars_of_console ();
+
+  defs = XCONSOLE (Vconsole_defaults);
+  syms = XCONSOLE (Vconsole_local_symbols);
+  memcpy (&defs->CONSOLE_SLOTS_FIRST_NAME,
+	  console_defaults_saved_slots,
+	  CONSOLE_SLOTS_SIZE);
+  memcpy (&syms->CONSOLE_SLOTS_FIRST_NAME,
+	  console_local_symbols_saved_slots,
+	  CONSOLE_SLOTS_SIZE);
+}
+
+
+static const struct lrecord_description console_slots_description_1[] = {
+  { XD_LISP_OBJECT_ARRAY, 0, CONSOLE_SLOTS_COUNT },
+  { XD_END }
+};
+
+static const struct struct_description console_slots_description = {
+  CONSOLE_SLOTS_SIZE,
+  console_slots_description_1
+};
+
+void
+complex_vars_of_console (void)
+{
+  struct console *defs, *syms;
+
+  common_init_complex_vars_of_console ();
+
+  defs = XCONSOLE (Vconsole_defaults);
+  syms = XCONSOLE (Vconsole_local_symbols);
+  console_defaults_saved_slots      = &defs->CONSOLE_SLOTS_FIRST_NAME;
+  console_local_symbols_saved_slots = &syms->CONSOLE_SLOTS_FIRST_NAME;
+  dumpstruct (&console_defaults_saved_slots,      &console_slots_description);
+  dumpstruct (&console_local_symbols_saved_slots, &console_slots_description);
 
   DEFVAR_CONSOLE_DEFAULTS ("default-function-key-map", function_key_map /*
 Default value of `function-key-map' for consoles that don't override it.
@@ -1284,7 +1400,7 @@
 */ );
 
 #ifdef HAVE_TTY
-  /* ### Should this somehow go to TTY data?  How do we make it
+  /* #### Should this somehow go to TTY data?  How do we make it
      accessible from Lisp, then?  */
   DEFVAR_CONSOLE_LOCAL ("tty-erase-char", tty_erase_char /*
 The ERASE character as set by the user with stty.
@@ -1293,7 +1409,7 @@
 */ );
 #endif
 
-  /* While this should be CONST it can't be because some things
+  /* While this should be const it can't be because some things
      (i.e. edebug) do manipulate it. */
   DEFVAR_CONSOLE_LOCAL ("defining-kbd-macro", defining_kbd_macro /*
 Non-nil while a console macro is being defined.  Don't set this!