Merge multiterm branch

ChangeLog

@@ -1,3 +1,112 @@
+2010-01-07  Vladimir Serbinenko  <phcoder@gmail.com>
+2010-01-09  Robert Millan  <rmh.grub@aybabtu.com>
+
+	Support for multiple terminals.
+
+	* Makefile.in (pkglib_DATA): terminal.lst.
+	(terminal.lst): New target.
+	* commands/handler.c (grub_cmd_handler): Don't handle terminals.
+	(GRUB_MOD_INIT(handler)): Likewise.
+	(GRUB_MOD_FINI(handler)): Likewise.
+	* commands/help.c (grub_cmd_help): Handle multiple terminals.
+	* commands/keystatus.c (grub_cmd_keystatus): Likewise.
+	* commands/sleep.c (do_print): Use grub_term_restore_pos.
+	(grub_cmd_sleep): Use grub_term_save_pos.
+	* commands/terminal.c: New file.
+	* conf/any-emu.rmk (grub_emu_SOURCES): Add normal/term.c
+	commands/terminal.c and lib/charset.c.
+	* conf/common.rmk (normal_mod_SOURCES): Add normal/term.c.
+	(pkglib_MODULES): Add terminal.mod.
+	(terminal_mod_SOURCES): New variable.
+	(terminal_mod_CFLAGS): Likewise.
+	(terminal_mod_LDFLAGS): Likewise.
+	* genhandlerlist.sh: Don't handle terminals.
+	* genmk.rb: Generate terminal-*.lst.
+	* genterminallist.sh: New file.
+	* include/grub/charset.h (grub_ucs4_to_utf8_alloc): New proto.
+	(grub_is_valid_utf8): Likewise.
+	(grub_utf8_to_ucs4_alloc): Likewise.
+	* include/grub/menu_viewer.h (grub_menu_viewer): Rewritten.
+	(grub_menu_register_viewer): Changed argument.
+	(grub_menu_try_text): New proto.
+	(grub_gfxmenu_try_hook): New declaration.
+	* include/grub/normal.h (grub_normal_exit_level): New declaration.
+	(grub_menu_init_page): Additional argument term.
+	(grub_normal_init_page): Likewise.
+	(grub_cmdline_get): Arguments simplified.
+	(grub_utf8_to_ucs4_alloc): Removed.
+	(grub_print_ucs4): Additional argument term.
+	(grub_getstringwidth): Likewise.
+	(grub_print_message_indented): Likewise.
+	(grub_menu_text_register_instances): New proto.
+	(grub_show_menu): Likewise.
+	(read_terminal_list): Likewise.
+	(grub_set_more): Likewise.
+	* include/grub/parser.h: Include handler.h.
+	* include/grub/reader.h: Rewritten.
+	* include/grub/term.h (GRUB_TERM_NEED_INIT): Removed.
+	(GRUB_TERM_WIDTH): Changed to function.
+	(GRUB_TERM_HEIGHT): Likewise.
+	(GRUB_TERM_BORDER_WIDTH): Likewise.
+	(GRUB_TERM_BORDER_HEIGHT): Likewise.
+	(GRUB_TERM_NUM_ENTRIES): Likewise.
+	(GRUB_TERM_ENTRY_WIDTH): Likewise.
+	(GRUB_TERM_CURSOR_X): Likewise.
+	(grub_term_input_class): Likewise.
+	(grub_term_output_class): Likewise.
+	(grub_term_outputs_disabled): New declaration.
+	(grub_term_inputs_disabled): Likewise.
+	(grub_term_outputs): Likewise.
+	(grub_term_inputs): Likewise.
+	(grub_term_register_input): Rewritten.
+	(grub_term_register_output): Likewise.
+	(grub_term_unregister_input): Likewise.
+	(grub_term_unregister_output): Likewise.
+	(FOR_ACTIVE_TERM_INPUTS): New macro.
+	(FOR_DISABLED_TERM_INPUTS): Likewise.
+	(FOR_ACTIVE_TERM_OUTPUTS): Likewise.
+	(FOR_DISABLED_TERM_OUTPUTS): Likewise.
+	* include/grub/terminfo.h: Add oterm argument to all protypes.
+	* kern/main.c (grub_main): Don't call grub_register_rescue_reader.
+	Use grub_rescue_run.
+	* kern/misc.c (grub_utf8_to_ucs4): Put '?' for invalid characters.
+	All users updated.
+	* kern/reader.c: Removed. All users updated.
+	* kern/rescue_reader.c (grub_rescue_init): Removed.
+	(grub_rescue_reader): Likewise.
+	(grub_register_rescue_reader): Likewise.
+	(grub_rescue_run): New function based on kern/reader.c.
+	* kern/term.c: Adapted for multiterm.
+	* lib/charset.c (grub_ucs4_to_utf8_alloc): New function.
+	(grub_is_valid_utf8): Likewise.
+	(grub_utf8_to_ucs4_alloc): Moved from normal/menu_text.c.
+	* loader/i386/efi/linux.c (grub_cmd_linux): Retrieve parameters of
+	right terminal.
+	* loader/i386/linux.c (grub_linux_boot): Likewise.
+	* normal/auth.c (grub_username_get): New function.
+	(grub_auth_check_authentication): Use grub_username_get.
+	* normal/cmdline.c: Changed to UCS4. Adapted for multiterm.
+	* normal/color.c: Adapt for multiterm.
+	* normal/main.c (read_config_file): Don't use grub_reader_loop.
+	(grub_normal_init_page): Additional argument term.
+	(read_lists): Call read_terminal_lists.
+	(grub_enter_normal_mode): Call grub_cmdline_run.
+	Handle grub_normal_exit_level.
+	(grub_cmd_normal): Make reentrant.
+	(grub_cmd_normal_exit): New function.
+	(grub_normal_reader_init): Additional argument nested. Handle multiterm.
+	* normal/menu.c: Adapt for multiterm.
+	* normal/menu_entry.c: Likewise.
+	* normal/menu_text.c: Likewise.
+	* normal/menu_viewer.c: Removed. All users updated.
+	* normal/term.c: New file.
+	* util/console.c: Change order of includes to workaround a bug in
+	ncurses headers.
+	* term/terminfo.c: New argument oterm on all exported functions.
+	All users updated.
+	* util/grub-editenv.c (grub_term_input_class): Removed.
+	(grub_term_output_class): Likewise.
+
 2010-01-09  Robert Millan  <rmh.grub@aybabtu.com>
 
 	Make loader output a bit more user-friendly.

Makefile.in

@@ -174,7 +174,7 @@ endif
 ### General targets.
 
 CLEANFILES += $(pkglib_DATA) $(pkgdata_DATA) po/*.mo
-pkglib_DATA += moddep.lst command.lst fs.lst partmap.lst parttool.lst handler.lst video.lst crypto.lst
+pkglib_DATA += moddep.lst command.lst fs.lst partmap.lst parttool.lst handler.lst video.lst crypto.lst terminal.lst
 moddep.lst: $(DEFSYMFILES) $(UNDSYMFILES) genmoddep.awk
 	cat $(DEFSYMFILES) /dev/null \
 	  | $(AWK) -f $(srcdir)/genmoddep.awk $(UNDSYMFILES) > $@ \
@@ -192,6 +192,9 @@ partmap.lst: $(PARTMAPFILES)
 handler.lst: $(HANDLERFILES)
 	cat $^ /dev/null | sort > $@
 
+terminal.lst: $(TERMINALFILES)
+	cat $^ /dev/null | sort > $@
+
 parttool.lst: $(PARTTOOLFILES)
 	cat $^ /dev/null | sort | uniq > $@
 

commands/handler.c

@@ -26,10 +26,9 @@
 #include <grub/i18n.h>
 
 static grub_err_t
-grub_cmd_handler (struct grub_command *cmd,
+grub_cmd_handler (struct grub_command *cmd __attribute__ ((unused)),
 		  int argc, char **args)
 {
-  char *class_name;
   void *curr_item = 0;
   grub_handler_class_t head;
 
@@ -44,23 +43,19 @@ grub_cmd_handler (struct grub_command *cmd,
       return 0;
     }
 
-  class_name = (grub_strcmp (cmd->name, "handler")) ? (char *) cmd->name : 0;
-
   head = grub_handler_class_list;
-  if ((argc == 0) && (class_name == 0))
+  if (argc == 0)
     {
       grub_list_iterate (GRUB_AS_LIST (head), (grub_list_hook_t) list_item);
     }
   else
     {
+      char *class_name;
       grub_handler_class_t class;
 
-      if (class_name == 0)
+      class_name = args[0];
-	{
+      argc--;
-	  class_name = args[0];
+      args++;
-	  argc--;
-	  args++;
-	}
 
       class = grub_named_list_find (GRUB_AS_NAMED_LIST (head), class_name);
       if (! class)
@@ -90,7 +85,7 @@ grub_cmd_handler (struct grub_command *cmd,
   return 0;
 }
 
-static grub_command_t cmd_handler, cmd_terminal_input, cmd_terminal_output;
+static grub_command_t cmd_handler;
 
 GRUB_MOD_INIT(handler)
 {
@@ -98,19 +93,9 @@ GRUB_MOD_INIT(handler)
     grub_register_command ("handler", grub_cmd_handler,
 			   N_("[class [handler]]"),
 			   N_("List or select a handler."));
-  cmd_terminal_input =
-    grub_register_command ("terminal_input", grub_cmd_handler,
-			   N_("[handler]"),
-			   N_("List or select an input terminal."));
-  cmd_terminal_output =
-    grub_register_command ("terminal_output", grub_cmd_handler,
-			   N_("[handler]"),
-			   N_("List or select an output terminal."));
 }
 
 GRUB_MOD_FINI(handler)
 {
   grub_unregister_command (cmd_handler);
-  grub_unregister_command (cmd_terminal_input);
-  grub_unregister_command (cmd_terminal_output);
 }

commands/help.c

@@ -24,6 +24,7 @@
 #include <grub/i18n.h>
 #include <grub/mm.h>
 #include <grub/normal.h>
+#include <grub/charset.h>
 
 static grub_err_t
 grub_cmd_help (grub_extcmd_t ext __attribute__ ((unused)), int argc,
@@ -40,12 +41,11 @@ grub_cmd_help (grub_extcmd_t ext __attribute__ ((unused)), int argc,
       if ((cmd->prio & GRUB_PRIO_LIST_FLAG_ACTIVE) &&
 	  (cmd->flags & GRUB_COMMAND_FLAG_CMDLINE))
 	{
+	  struct grub_term_output *term;
+	  const char *summary_translated = _(cmd->summary);
 	  char *command_help;
-	  int stringwidth;
 	  grub_uint32_t *unicode_command_help;
 	  grub_uint32_t *unicode_last_position;
-	  grub_uint32_t *unicode_last_screen_position;
-	  const char *summary_translated = _(cmd->summary);
 
 	  command_help = grub_malloc (grub_strlen (cmd->name) +
 	  			      sizeof (" ") - 1 +
@@ -55,28 +55,34 @@ grub_cmd_help (grub_extcmd_t ext __attribute__ ((unused)), int argc,
 
 	  grub_utf8_to_ucs4_alloc (command_help, &unicode_command_help,
 	  			   &unicode_last_position);
-	  
-	  unicode_last_screen_position = unicode_command_help;
 
-	  stringwidth = 0;
+	  FOR_ACTIVE_TERM_OUTPUTS(term)
+	  {
+	    unsigned stringwidth;
+	    grub_uint32_t *unicode_last_screen_position;
 
-	  while (unicode_last_screen_position < unicode_last_position && 
+	    unicode_last_screen_position = unicode_command_help;
-	         stringwidth < ((GRUB_TERM_WIDTH / 2) - 2))
-	    {
-	      stringwidth += grub_getcharwidth (*unicode_last_screen_position);
-	      unicode_last_screen_position++;
-	    }
 
-	  grub_print_ucs4 (unicode_command_help, unicode_last_screen_position);
+	    stringwidth = 0;
-	  
+
-	  if ((cnt++) % 2)
+	    while (unicode_last_screen_position < unicode_last_position && 
-	    {
+		   stringwidth < ((grub_term_width (term) / 2) - 2))
-	      grub_putchar ('\n');
+	      {
-	    }
+		stringwidth
-	    else
+		  += grub_term_getcharwidth (term,
-	    {
+					     *unicode_last_screen_position);
-	      grub_print_spaces (GRUB_TERM_WIDTH / 2 - stringwidth);
+		unicode_last_screen_position++;
-	    }
+	      }
+
+	    grub_print_ucs4 (unicode_command_help,
+			     unicode_last_screen_position, term);
+	    if (!(cnt % 2))
+	      grub_print_spaces (term, grub_term_width (term) / 2
+				 - stringwidth);
+	  }
+	  if (cnt % 2)
+	    grub_printf ("\n");
+	  cnt++;
 	  
 	  grub_free (command_help);
 	  grub_free (unicode_command_help);
@@ -104,7 +110,11 @@ grub_cmd_help (grub_extcmd_t ext __attribute__ ((unused)), int argc,
     }
 
   if (argc == 0)
-    grub_command_iterate (print_command_info);
+    {
+      grub_command_iterate (print_command_info);
+      if (!(cnt % 2))
+	grub_printf ("\n");
+    }
   else
     {
       int i;

commands/keystatus.c

@@ -49,13 +49,24 @@ grub_cmd_keystatus (grub_extcmd_t cmd,
   if (state[2].set)
     expect_mods |= GRUB_TERM_STATUS_ALT;
 
+  grub_dprintf ("keystatus", "expect_mods: %d\n", expect_mods);
+
   /* Without arguments, just check whether getkeystatus is supported at
      all.  */
-  if (!grub_cur_term_input->getkeystatus)
+  if (expect_mods == 0)
-    return grub_error (GRUB_ERR_TEST_FAILURE, "false");
+    {
-  grub_dprintf ("keystatus", "expect_mods: %d\n", expect_mods);
+      grub_term_input_t term;
-  if (!expect_mods)
+      int nterms = 0;
-    return 0;
+
+      FOR_ACTIVE_TERM_INPUTS (term)
+	if (!term->getkeystatus)
+	  return grub_error (GRUB_ERR_TEST_FAILURE, "false");
+	else
+	  nterms++;
+      if (!nterms)
+	return grub_error (GRUB_ERR_TEST_FAILURE, "false");
+      return 0;
+    }
 
   mods = grub_getkeystatus ();
   grub_dprintf ("keystatus", "mods: %d\n", mods);

commands/sleep.c

@@ -33,12 +33,12 @@ static const struct grub_arg_option options[] =
     {0, 0, 0, 0, 0, 0}
   };
 
-static grub_uint8_t x, y;
+static grub_uint16_t *pos;
 
 static void
 do_print (int n)
 {
-  grub_gotoxy (x, y);
+  grub_term_restore_pos (pos);
   /* NOTE: Do not remove the trailing space characters.
      They are required to clear the line.  */
   grub_printf ("%d    ", n);
@@ -64,7 +64,6 @@ static grub_err_t
 grub_cmd_sleep (grub_extcmd_t cmd, int argc, char **args)
 {
   struct grub_arg_list *state = cmd->state;
-  grub_uint16_t xy;
   int n;
 
   if (argc != 1)
@@ -78,9 +77,7 @@ grub_cmd_sleep (grub_extcmd_t cmd, int argc, char **args)
       return 0;
     }
 
-  xy = grub_getxy ();
+  pos = grub_term_save_pos ();
-  x = xy >> 8;
-  y = xy & 0xff;
 
   for (; n; n--)
     {

commands/terminal.c

@@ -0,0 +1,364 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2009  Free Software Foundation, Inc.
+ *
+ *  GRUB 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.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/mm.h>
+#include <grub/dl.h>
+#include <grub/command.h>
+#include <grub/term.h>
+#include <grub/i18n.h>
+#include <grub/misc.h>
+
+struct grub_term_autoload *grub_term_input_autoload = NULL;
+struct grub_term_autoload *grub_term_output_autoload = NULL;
+
+static grub_err_t
+grub_cmd_terminal_input (grub_command_t cmd __attribute__ ((unused)),
+			 int argc, char **args)
+{
+  int i;
+  grub_term_input_t term;
+  struct grub_term_autoload *aut;
+
+  if (argc == 0)
+    {
+      grub_puts_ (N_ ("Active input terminals:"));
+      FOR_ACTIVE_TERM_INPUTS(term)
+	grub_printf ("%s ", term->name);
+      grub_printf ("\n");
+      grub_puts_ (N_ ("Available input terminals:"));
+      FOR_DISABLED_TERM_INPUTS(term)
+	grub_printf ("%s ", term->name);
+      /* This is quadratic but we don't expect mode than 30 terminal
+	 modules ever.  */
+      for (aut = grub_term_input_autoload; aut; aut = aut->next)
+	{
+	  FOR_DISABLED_TERM_INPUTS(term)
+	    if (grub_strcmp (term->name, aut->name) == 0)
+	      break;
+	  if (!term)
+	    FOR_ACTIVE_TERM_INPUTS(term)
+	      if (grub_strcmp (term->name, aut->name) == 0)
+		break;
+	  if (!term)
+	    grub_printf ("%s ", aut->name);
+	}
+      grub_printf ("\n");
+      return GRUB_ERR_NONE;
+    }
+  i = 0;
+
+  if (grub_strcmp (args[0], "--append") == 0
+      || grub_strcmp (args[0], "--remove") == 0)
+    i++;
+
+  if (i == argc)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, N_ ("no terminal specified"));
+
+  for (; i < argc; i++)
+    {
+      int again = 0;
+      while (1)
+	{
+	  FOR_DISABLED_TERM_INPUTS(term)
+	    if (grub_strcmp (args[i], term->name) == 0)
+	      break;
+	  if (term == 0)
+	    FOR_ACTIVE_TERM_INPUTS(term)
+	      if (grub_strcmp (args[i], term->name) == 0)
+		break;
+	  if (term)
+	    break;
+	  if (again)
+	    return grub_error (GRUB_ERR_BAD_ARGUMENT, "unknown terminal '%s'\n",
+			       args[i]);
+	  for (aut = grub_term_input_autoload; aut; aut = aut->next)
+	    if (grub_strcmp (args[i], aut->name) == 0)
+	      {
+		grub_dl_t mod;
+		mod = grub_dl_load (aut->modname);
+		if (mod)
+		  grub_dl_ref (mod);
+		grub_errno = GRUB_ERR_NONE;
+		break;
+	      }
+	  if (!aut)
+	    return grub_error (GRUB_ERR_BAD_ARGUMENT, "unknown terminal '%s'\n",
+			       args[i]);
+	  again = 1;
+	}
+    }
+
+  if (grub_strcmp (args[0], "--append") == 0)
+    {
+      for (i = 1; i < argc; i++)
+	{
+	  FOR_DISABLED_TERM_INPUTS(term)
+	    if (grub_strcmp (args[i], term->name) == 0)
+	      break;
+	  if (term)
+	    {
+	      grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs_disabled)),
+				GRUB_AS_LIST (term));
+	      if (term->init)
+		term->init ();
+	      grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs),
+			      GRUB_AS_LIST (term));
+	    }
+	}
+      return GRUB_ERR_NONE;
+    }
+
+  if (grub_strcmp (args[0], "--remove") == 0)
+    {
+      for (i = 1; i < argc; i++)
+	{
+	  FOR_ACTIVE_TERM_INPUTS(term)
+	    if (grub_strcmp (args[i], term->name) == 0)
+	      break;
+	  if (term)
+	    {
+	      if (!term->next && term == grub_term_inputs)
+		return grub_error (GRUB_ERR_BAD_ARGUMENT,
+				   "can't remove the last terminal");
+	      grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs)),
+				GRUB_AS_LIST (term));
+	      if (term->fini)
+		term->fini ();
+	      grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
+			      GRUB_AS_LIST (term));
+	    }
+	}
+      return GRUB_ERR_NONE;
+    }
+  for (i = 0; i < argc; i++)
+    {
+      FOR_DISABLED_TERM_INPUTS(term)
+	if (grub_strcmp (args[i], term->name) == 0)
+	  break;
+      if (term)
+	{
+	  grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs_disabled)),
+			    GRUB_AS_LIST (term));
+	  if (term->init)
+	    term->init ();
+	  grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs),
+			  GRUB_AS_LIST (term));
+	}	
+    }
+
+  FOR_ACTIVE_TERM_INPUTS(term)
+  {
+    for (i = 0; i < argc; i++)
+      if (grub_strcmp (args[i], term->name) == 0)
+	break;
+    if (i == argc)
+      {
+	if (!term->next && term == grub_term_inputs)
+	  return grub_error (GRUB_ERR_BAD_ARGUMENT,
+			     "can't remove the last terminal");
+	grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs)),
+			  GRUB_AS_LIST (term));
+	if (term->fini)
+	  term->fini ();
+	grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
+			GRUB_AS_LIST (term));
+      }
+  }
+
+  return GRUB_ERR_NONE;
+}
+
+static grub_err_t
+grub_cmd_terminal_output (grub_command_t cmd __attribute__ ((unused)),
+			 int argc, char **args)
+{
+  int i;
+  grub_term_output_t term;
+  struct grub_term_autoload *aut;
+
+  if (argc == 0)
+    {
+      grub_puts_ (N_ ("Active output terminals:"));
+      FOR_ACTIVE_TERM_OUTPUTS(term)
+	grub_printf ("%s ", term->name);
+      grub_printf ("\n");
+      grub_puts_ (N_ ("Available output terminals:"));
+      FOR_DISABLED_TERM_OUTPUTS(term)
+	grub_printf ("%s ", term->name);
+      /* This is quadratic but we don't expect mode than 30 terminal
+	 modules ever.  */
+      for (aut = grub_term_output_autoload; aut; aut = aut->next)
+	{
+	  FOR_DISABLED_TERM_OUTPUTS(term)
+	    if (grub_strcmp (term->name, aut->name) == 0)
+	      break;
+	  if (!term)
+	    FOR_ACTIVE_TERM_OUTPUTS(term)
+	      if (grub_strcmp (term->name, aut->name) == 0)
+		break;
+	  if (!term)
+	    grub_printf ("%s ", aut->name);
+	}
+      grub_printf ("\n");
+      return GRUB_ERR_NONE;
+    }
+  i = 0;
+
+  if (grub_strcmp (args[0], "--append") == 0
+      || grub_strcmp (args[0], "--remove") == 0)
+    i++;
+
+  if (i == argc)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, N_ ("no terminal specified"));
+
+  for (; i < argc; i++)
+    {
+      int again = 0;
+      while (1)
+	{
+	  FOR_DISABLED_TERM_OUTPUTS(term)
+	    if (grub_strcmp (args[i], term->name) == 0)
+	      break;
+	  if (term == 0)
+	    FOR_ACTIVE_TERM_OUTPUTS(term)
+	      if (grub_strcmp (args[i], term->name) == 0)
+		break;
+	  if (term)
+	    break;
+	  if (again)
+	    return grub_error (GRUB_ERR_BAD_ARGUMENT, "unknown terminal '%s'\n",
+			       args[i]);
+	  for (aut = grub_term_output_autoload; aut; aut = aut->next)
+	    if (grub_strcmp (args[i], aut->name) == 0)
+	      {
+		grub_dl_t mod;
+		mod = grub_dl_load (aut->modname);
+		if (mod)
+		  grub_dl_ref (mod);
+		grub_errno = GRUB_ERR_NONE;
+		break;
+	      }
+	  if (!aut)
+	    return grub_error (GRUB_ERR_BAD_ARGUMENT, "unknown terminal '%s'\n",
+			       args[i]);
+	  again = 1;
+	}
+    }
+
+  if (grub_strcmp (args[0], "--append") == 0)
+    {
+      for (i = 1; i < argc; i++)
+	{
+	  FOR_DISABLED_TERM_OUTPUTS(term)
+	    if (grub_strcmp (args[i], term->name) == 0)
+	      break;
+	  if (term)
+	    {
+	      grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs_disabled)),
+				GRUB_AS_LIST (term));
+	      if (term->init)
+		term->init ();
+	      grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs),
+			      GRUB_AS_LIST (term));
+	    }
+	}
+      return GRUB_ERR_NONE;
+    }
+
+  if (grub_strcmp (args[0], "--remove") == 0)
+    {
+      for (i = 1; i < argc; i++)
+	{
+	  FOR_ACTIVE_TERM_OUTPUTS(term)
+	    if (grub_strcmp (args[i], term->name) == 0)
+	      break;
+	  if (term)
+	    {
+	      if (!term->next && term == grub_term_outputs)
+		return grub_error (GRUB_ERR_BAD_ARGUMENT,
+				   "can't remove the last terminal");
+	      grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs)),
+				GRUB_AS_LIST (term));
+	      if (term->fini)
+		term->fini ();
+	      grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
+			      GRUB_AS_LIST (term));
+	    }
+	}
+      return GRUB_ERR_NONE;
+    }
+
+  for (i = 0; i < argc; i++)
+    {
+      FOR_DISABLED_TERM_OUTPUTS(term)
+	if (grub_strcmp (args[i], term->name) == 0)
+	  break;
+      if (term)
+	{
+	  grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs_disabled)),
+			    GRUB_AS_LIST (term));
+	  if (term->init)
+	    term->init ();
+	  grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs),
+			  GRUB_AS_LIST (term));
+	}	
+    }
+
+  FOR_ACTIVE_TERM_OUTPUTS(term)
+  {
+    for (i = 0; i < argc; i++)
+      if (grub_strcmp (args[i], term->name) == 0)
+	break;
+    if (i == argc)
+      {
+	if (!term->next && term == grub_term_outputs)
+	  return grub_error (GRUB_ERR_BAD_ARGUMENT,
+			     "can't remove the last terminal");
+	grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs)),
+			  GRUB_AS_LIST (term));
+	if (term->fini)
+	  term->fini ();
+	grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
+			GRUB_AS_LIST (term));
+      }
+  }
+
+  return GRUB_ERR_NONE;
+}
+
+static grub_command_t cmd_terminal_input, cmd_terminal_output;
+
+GRUB_MOD_INIT(terminal)
+{
+  cmd_terminal_input =
+    grub_register_command ("terminal_input", grub_cmd_terminal_input,
+			   "[--append|--remove] "
+			   "[TERMINAL1] [TERMINAL2] ...",
+			   "List or select an input terminal.");
+  cmd_terminal_output =
+    grub_register_command ("terminal_output", grub_cmd_terminal_output,
+			   "[--append|--remove] "
+			   "[TERMINAL1] [TERMINAL2] ...",
+			   "List or select an output terminal.");
+}
+
+GRUB_MOD_FINI(terminal)
+{
+  grub_unregister_command (cmd_terminal_input);
+  grub_unregister_command (cmd_terminal_output);
+}

conf/any-emu.rmk

@@ -28,8 +28,9 @@ grub_emu_SOURCES = commands/minicmd.c commands/cat.c commands/cmp.c	\
 	lib/arg.c normal/cmdline.c normal/datetime.c normal/misc.c	\
 	normal/handler.c normal/auth.c lib/crypto.c normal/autofs.c	\
 	normal/completion.c normal/main.c normal/color.c		\
-	normal/menu.c normal/menu_entry.c normal/menu_viewer.c		\
+	normal/menu.c normal/menu_entry.c		\
-	normal/menu_text.c normal/crypto.c				\
+	normal/menu_text.c normal/crypto.c normal/term.c		\
+	commands/terminal.c lib/charset.c \
 	script/main.c script/execute.c script/function.c		\
 	script/lexer.c script/script.c grub_script.tab.c		\
 	partmap/amiga.c	partmap/apple.c partmap/msdos.c partmap/sun.c	\

conf/common.rmk

@@ -549,8 +549,8 @@ keystatus_mod_LDFLAGS = $(COMMON_LDFLAGS)
 normal_mod_SOURCES = normal/main.c normal/cmdline.c normal/dyncmd.c \
 	normal/auth.c normal/autofs.c normal/handler.c \
 	normal/color.c normal/completion.c normal/datetime.c normal/menu.c \
-	normal/menu_entry.c normal/menu_text.c normal/menu_viewer.c \
+	normal/menu_entry.c normal/menu_text.c \
-	normal/misc.c normal/crypto.c
+	normal/misc.c normal/crypto.c normal/term.c
 normal_mod_CFLAGS = $(COMMON_CFLAGS)
 normal_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
@@ -651,6 +651,11 @@ charset_mod_SOURCES = lib/charset.c
 charset_mod_CFLAGS = $(COMMON_CFLAGS)
 charset_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+pkglib_MODULES += terminal.mod
+terminal_mod_SOURCES = commands/terminal.c
+terminal_mod_CFLAGS = $(COMMON_CFLAGS)
+terminal_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
 pkglib_MODULES += crypto.mod
 crypto_mod_SOURCES = lib/crypto.c
 crypto_mod_CFLAGS = $(COMMON_CFLAGS)

conf/i386-coreboot.rmk

@@ -21,7 +21,7 @@ kernel_img_SOURCES = kern/i386/coreboot/startup.S \
 	kern/i386/halt.c \
 	kern/main.c kern/device.c \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c \
+	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
 	kern/$(target_cpu)/dl.c kern/parser.c kern/partition.c \
@@ -65,7 +65,7 @@ kernel_img_SOURCES = kern/i386/qemu/startup.S \
 	kern/i386/halt.c \
 	kern/main.c kern/device.c \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c \
+	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
 	kern/$(target_cpu)/dl.c kern/parser.c kern/partition.c \

conf/i386-efi.rmk

@@ -39,7 +39,7 @@ pkglib_MODULES = kernel.img chain.mod appleldr.mod \
 kernel_img_EXPORTS = no
 kernel_img_SOURCES = kern/i386/efi/startup.S kern/main.c kern/device.c \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c \
+	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/$(target_cpu)/dl.c kern/i386/efi/init.c kern/parser.c kern/partition.c \
 	kern/env.c symlist.c kern/efi/efi.c kern/efi/init.c kern/efi/mm.c \

conf/i386-ieee1275.rmk

@@ -19,7 +19,7 @@ kernel_img_SOURCES = kern/i386/ieee1275/startup.S \
 	kern/ieee1275/cmain.c kern/ieee1275/openfw.c \
 	kern/main.c kern/device.c \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c \
+	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/$(target_cpu)/dl.c kern/parser.c kern/partition.c \
 	kern/env.c \

conf/i386-pc.rmk

@@ -48,7 +48,7 @@ kernel_img_SOURCES = kern/i386/pc/startup.S \
 	kern/i386/misc.S \
 	kern/main.c kern/device.c \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c \
+	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
 	kern/$(target_cpu)/dl.c kern/i386/pc/init.c kern/i386/pc/mmap.c \

conf/powerpc-ieee1275.rmk

@@ -31,7 +31,7 @@ pkglib_PROGRAMS = kernel.img
 kernel_img_SOURCES = kern/powerpc/ieee1275/startup.S kern/ieee1275/cmain.c \
 	kern/ieee1275/ieee1275.c kern/main.c kern/device.c 		\
 	kern/disk.c kern/dl.c kern/err.c kern/file.c kern/fs.c 		\
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c 	\
+	kern/misc.c kern/mm.c kern/term.c 	\
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/list.c kern/handler.c kern/command.c kern/corecmd.c	\
 	kern/ieee1275/init.c 						\

conf/sparc64-ieee1275.rmk

@@ -35,7 +35,7 @@ kernel_img_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
 kernel_img_SOURCES = kern/sparc64/ieee1275/crt0.S kern/ieee1275/cmain.c	\
 	kern/ieee1275/ieee1275.c kern/main.c kern/device.c		\
 	kern/disk.c kern/dl.c kern/err.c kern/file.c kern/fs.c		\
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c			\
+	kern/misc.c kern/mm.c kern/term.c			\
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/list.c kern/handler.c kern/command.c kern/corecmd.c	\
 	kern/sparc64/ieee1275/ieee1275.c 				\

conf/x86_64-efi.rmk

@@ -39,7 +39,7 @@ kernel_img_EXPORTS = no
 kernel_img_SOURCES = kern/x86_64/efi/startup.S kern/x86_64/efi/callwrap.S \
 	kern/main.c kern/device.c \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
-	kern/misc.c kern/mm.c kern/reader.c kern/term.c \
+	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/$(target_cpu)/dl.c kern/i386/efi/init.c kern/parser.c kern/partition.c \
 	kern/env.c symlist.c kern/efi/efi.c kern/efi/init.c kern/efi/mm.c \

genhandlerlist.sh

@@ -16,8 +16,4 @@
 module=$1
 
 grep -v "^#" | sed -n \
- -e "/grub_parser_register *( *\"/{s/.*( *\"\([^\"]*\)\".*/parser.\1: $module/;p;}" \
+ -e "/grub_parser_register *( *\"/{s/.*( *\"\([^\"]*\)\".*/parser.\1: $module/;p;}"
- -e "/grub_reader_register *( *\"/{s/.*( *\"\([^\"]*\)\".*/reader.\1: $module/;p;}" \
- -e "/grub_term_register_input *( *\"/{s/.*( *\"\([^\"]*\)\".*/terminal_input.\1: $module/;p;}" \
- -e "/grub_term_register_output *( *\"/{s/.*( *\"\([^\"]*\)\".*/terminal_output.\1: $module/;p;}" \
- -e "/grub_menu_viewer_register *( *\"/{s/.*( *\"\([^\"]*\)\".*/menu_viewer.\1: $module/;p;}"

genmk.rb

@@ -192,6 +192,7 @@ endif
       fs = 'fs-' + obj.suffix('lst')
       partmap = 'partmap-' + obj.suffix('lst')
       handler = 'handler-' + obj.suffix('lst')
+      terminal = 'terminal-' + obj.suffix('lst')
       parttool = 'parttool-' + obj.suffix('lst')
       video = 'video-' + obj.suffix('lst')
       dep = deps[i]
@@ -213,6 +214,7 @@ FSFILES += #{fs}
 PARTTOOLFILES += #{parttool}
 PARTMAPFILES += #{partmap}
 HANDLERFILES += #{handler}
+TERMINALFILES += #{terminal}
 VIDEOFILES += #{video}
 
 #{command}: #{src} $(#{src}_DEPENDENCIES) gencmdlist.sh
@@ -240,6 +242,11 @@ VIDEOFILES += #{video}
 	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
 	  | sh $(srcdir)/genhandlerlist.sh #{symbolic_name} > $@ || (rm -f $@; exit 1)
 
+#{terminal}: #{src} $(#{src}_DEPENDENCIES) genterminallist.sh
+	set -e; \
+	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
+	  | sh $(srcdir)/genterminallist.sh #{symbolic_name} > $@ || (rm -f $@; exit 1)
+
 #{video}: #{src} $(#{src}_DEPENDENCIES) genvideolist.sh
 	set -e; \
 	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \

genterminallist.sh

@@ -0,0 +1,20 @@
+#! /bin/sh
+#
+# Copyright (C) 2009,2010  Free Software Foundation, Inc.
+#
+# This script is free software; the author
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+# Read source code from stdin and detect command names.
+
+module=$1
+
+grep -v "^#" | sed -n \
+ -e "/grub_term_register_input *( *\"/{s/.*( *\"\([^\"]*\)\".*/i\1: $module/;p;}" \
+ -e "/grub_term_register_output *( *\"/{s/.*( *\"\([^\"]*\)\".*/o\1: $module/;p;}" \

include/grub/charset.h

@@ -109,4 +109,13 @@ grub_utf16_to_utf8 (grub_uint8_t *dest, grub_uint16_t *src,
   return dest;
 }
 
+/* Convert UCS-4 to UTF-8.  */
+char *grub_ucs4_to_utf8_alloc (grub_uint32_t *src, grub_size_t size);
+
+int
+grub_is_valid_utf8 (const grub_uint8_t *src, grub_size_t srcsize);
+
+int grub_utf8_to_ucs4_alloc (const char *msg, grub_uint32_t **unicode_msg,
+			     grub_uint32_t **last_position);
+
 #endif

include/grub/menu_viewer.h

@@ -24,20 +24,25 @@
 #include <grub/symbol.h>
 #include <grub/types.h>
 #include <grub/menu.h>
+#include <grub/term.h>
 
 struct grub_menu_viewer
 {
-  /* The menu viewer name.  */
-  const char *name;
-
-  grub_err_t (*show_menu) (grub_menu_t menu, int nested);
-
   struct grub_menu_viewer *next;
+  void *data;
+  void (*set_chosen_entry) (int entry, void *data);
+  void (*print_timeout) (int timeout, void *data);
+  void (*clear_timeout) (void *data);
+  void (*fini) (void *fini);
 };
-typedef struct grub_menu_viewer *grub_menu_viewer_t;
 
-void grub_menu_viewer_register (grub_menu_viewer_t viewer);
+void grub_menu_register_viewer (struct grub_menu_viewer *viewer);
 
-grub_err_t grub_menu_viewer_show_menu (grub_menu_t menu, int nested);
+grub_err_t
+grub_menu_try_text (struct grub_term_output *term, 
+		    int entry, grub_menu_t menu, int nested);
+
+extern grub_err_t (*grub_gfxmenu_try_hook) (int entry, grub_menu_t menu,
+					    int nested);
 
 #endif /* GRUB_MENU_VIEWER_HEADER */

include/grub/misc.h

@@ -199,11 +199,11 @@ int EXPORT_FUNC(grub_sprintf) (char *str, const char *fmt, ...) __attribute__ ((
 int EXPORT_FUNC(grub_vsprintf) (char *str, const char *fmt, va_list args);
 void EXPORT_FUNC(grub_exit) (void) __attribute__ ((noreturn));
 void EXPORT_FUNC(grub_abort) (void) __attribute__ ((noreturn));
-grub_ssize_t EXPORT_FUNC(grub_utf8_to_ucs4) (grub_uint32_t *dest,
+grub_size_t EXPORT_FUNC(grub_utf8_to_ucs4) (grub_uint32_t *dest,
-					     grub_size_t destsize,
+					    grub_size_t destsize,
-					     const grub_uint8_t *src,
+					    const grub_uint8_t *src,
-					     grub_size_t srcsize,
+					    grub_size_t srcsize,
-					     const grub_uint8_t **srcend);
+					    const grub_uint8_t **srcend);
 grub_uint64_t EXPORT_FUNC(grub_divmod64) (grub_uint64_t n,
 					  grub_uint32_t d, grub_uint32_t *r);
 

include/grub/normal.h

@@ -20,6 +20,7 @@
 #ifndef GRUB_NORMAL_HEADER
 #define GRUB_NORMAL_HEADER	1
 
+#include <grub/term.h>
 #include <grub/symbol.h>
 #include <grub/err.h>
 #include <grub/env.h>
@@ -45,21 +46,21 @@ enum grub_completion_type
 typedef enum grub_completion_type grub_completion_type_t;
 
 extern struct grub_menu_viewer grub_normal_text_menu_viewer;
-
+extern int grub_normal_exit_level;
 
 /* Defined in `main.c'.  */
 void grub_enter_normal_mode (const char *config);
 void grub_normal_execute (const char *config, int nested, int batch);
-void grub_normal_init_page (void);
+void grub_menu_init_page (int nested, int edit,
-void grub_menu_init_page (int nested, int edit);
+			  struct grub_term_output *term);
+void grub_normal_init_page (struct grub_term_output *term);
 grub_err_t grub_normal_add_menu_entry (int argc, const char **args,
 				       const char *sourcecode);
 char *grub_file_getline (grub_file_t file);
 void grub_cmdline_run (int nested);
 
 /* Defined in `cmdline.c'.  */
-int grub_cmdline_get (const char *prompt, char cmdline[], unsigned max_len,
+char *grub_cmdline_get (const char *prompt);
-		      int echo_char, int readline, int history);
 grub_err_t grub_set_history (int newsize);
 
 /* Defined in `completion.c'.  */
@@ -76,14 +77,19 @@ void grub_parse_color_name_pair (grub_uint8_t *ret, const char *name);
 
 /* Defined in `menu_text.c'.  */
 void grub_wait_after_message (void);
-int grub_utf8_to_ucs4_alloc (const char *msg, grub_uint32_t **unicode_msg,
-			     grub_uint32_t **last_position);
 void grub_print_ucs4 (const grub_uint32_t * str,
-		      const grub_uint32_t * last_position);
+		      const grub_uint32_t * last_position,
+		      struct grub_term_output *term);
 grub_ssize_t grub_getstringwidth (grub_uint32_t * str,
-				  const grub_uint32_t * last_position);
+				  const grub_uint32_t * last_position,
+				  struct grub_term_output *term);
 void grub_print_message_indented (const char *msg, int margin_left,
-				  int margin_right);
+				  int margin_right,
+				  struct grub_term_output *term);
+void
+grub_menu_text_register_instances (int entry, grub_menu_t menu, int nested);
+grub_err_t
+grub_show_menu (grub_menu_t menu, int nested);
 
 /* Defined in `handler.c'.  */
 void read_handler_list (void);
@@ -97,6 +103,9 @@ void read_fs_list (void);
 
 void read_crypto_list (void);
 
+void read_terminal_list (void);
+
+void grub_set_more (int onoff);
 
 #ifdef GRUB_UTIL
 void grub_normal_init (void);

include/grub/parser.h

@@ -22,6 +22,7 @@
 
 #include <grub/types.h>
 #include <grub/err.h>
+#include <grub/handler.h>
 #include <grub/reader.h>
 
 /* All the states for the command line.  */

include/grub/reader.h

@@ -20,60 +20,10 @@
 #ifndef GRUB_READER_HEADER
 #define GRUB_READER_HEADER	1
 
-#include <grub/types.h>
 #include <grub/err.h>
-#include <grub/handler.h>
 
 typedef grub_err_t (*grub_reader_getline_t) (char **, int);
 
-struct grub_reader
+void grub_rescue_run (void);
-{
-  /* The next reader.  */
-  struct grub_parser *next;
-
-  /* The reader name.  */
-  const char *name;
-
-  /* Initialize the reader.  */
-  grub_err_t (*init) (void);
-
-  /* Clean up the reader.  */
-  grub_err_t (*fini) (void);
-
-  grub_reader_getline_t read_line;
-};
-typedef struct grub_reader *grub_reader_t;
-
-extern struct grub_handler_class EXPORT_VAR(grub_reader_class);
-
-grub_err_t EXPORT_FUNC(grub_reader_loop) (grub_reader_getline_t getline);
-
-static inline void
-grub_reader_register (const char *name __attribute__ ((unused)),
-		      grub_reader_t reader)
-{
-  grub_handler_register (&grub_reader_class, GRUB_AS_HANDLER (reader));
-}
-
-static inline void
-grub_reader_unregister (grub_reader_t reader)
-{
-  grub_handler_unregister (&grub_reader_class, GRUB_AS_HANDLER (reader));
-}
-
-static inline grub_reader_t
-grub_reader_get_current (void)
-{
-  return (grub_reader_t) grub_reader_class.cur_handler;
-}
-
-static inline grub_err_t
-grub_reader_set_current (grub_reader_t reader)
-{
-  return grub_handler_set_current (&grub_reader_class,
-				   GRUB_AS_HANDLER (reader));
-}
-
-void grub_register_rescue_reader (void);
 
 #endif /* ! GRUB_READER_HEADER */

include/grub/term.h

@@ -1,6 +1,6 @@
 /*
  *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2002,2003,2005,2007,2008,2009  Free Software Foundation, Inc.
+ *  Copyright (C) 2002,2003,2005,2007,2008,2009,2010  Free Software Foundation, Inc.
  *
  *  GRUB is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -68,8 +68,6 @@ grub_term_color_state;
 #define GRUB_TERM_NO_EDIT	(1 << 1)
 /* Set when the terminal cannot do fancy things.  */
 #define GRUB_TERM_DUMB		(1 << 2)
-/* Set when the terminal needs to be initialized.  */
-#define GRUB_TERM_NEED_INIT	(1 << 16)
 
 
 /* Bitmasks for modifier keys returned by grub_getkeystatus.  */
@@ -93,10 +91,6 @@ grub_term_color_state;
 
 /* Menu-related geometrical constants.  */
 
-/* FIXME: Ugly way to get them form terminal.  */
-#define GRUB_TERM_WIDTH         ((grub_getwh()&0xFF00)>>8)
-#define GRUB_TERM_HEIGHT        (grub_getwh()&0xFF)
-
 /* The number of lines of "GRUB version..." at the top.  */
 #define GRUB_TERM_INFO_HEIGHT	1
 
@@ -113,37 +107,12 @@ grub_term_color_state;
 /* The X position of the left border.  */
 #define GRUB_TERM_LEFT_BORDER_X	GRUB_TERM_MARGIN
 
-/* The width of the border.  */
-#define GRUB_TERM_BORDER_WIDTH	(GRUB_TERM_WIDTH \
-                                 - GRUB_TERM_MARGIN * 3 \
-				 - GRUB_TERM_SCROLL_WIDTH)
-
 /* The number of lines of messages at the bottom.  */
 #define GRUB_TERM_MESSAGE_HEIGHT	8
 
-/* The height of the border.  */
-#define GRUB_TERM_BORDER_HEIGHT	(GRUB_TERM_HEIGHT \
-                                 - GRUB_TERM_TOP_BORDER_Y \
-                                 - GRUB_TERM_MESSAGE_HEIGHT)
-
-/* The number of entries shown at a time.  */
-#define GRUB_TERM_NUM_ENTRIES	(GRUB_TERM_BORDER_HEIGHT - 2)
-
 /* The Y position of the first entry.  */
 #define GRUB_TERM_FIRST_ENTRY_Y	(GRUB_TERM_TOP_BORDER_Y + 1)
 
-/* The max column number of an entry. The last "-1" is for a
-   continuation marker.  */
-#define GRUB_TERM_ENTRY_WIDTH	(GRUB_TERM_BORDER_WIDTH - 2 \
-                                 - GRUB_TERM_MARGIN * 2 - 1)
-
-/* The standard X position of the cursor.  */
-#define GRUB_TERM_CURSOR_X	(GRUB_TERM_LEFT_BORDER_X \
-                                 + GRUB_TERM_BORDER_WIDTH \
-                                 - GRUB_TERM_MARGIN \
-                                 - 1)
-
-
 struct grub_term_input
 {
   /* The next terminal.  */
@@ -224,86 +193,222 @@ struct grub_term_output
 };
 typedef struct grub_term_output *grub_term_output_t;
 
-extern struct grub_handler_class EXPORT_VAR(grub_term_input_class);
+extern struct grub_term_output *EXPORT_VAR(grub_term_outputs_disabled);
-extern struct grub_handler_class EXPORT_VAR(grub_term_output_class);
+extern struct grub_term_input *EXPORT_VAR(grub_term_inputs_disabled);
+extern struct grub_term_output *EXPORT_VAR(grub_term_outputs);
+extern struct grub_term_input *EXPORT_VAR(grub_term_inputs);
 
 static inline void
 grub_term_register_input (const char *name __attribute__ ((unused)),
 			  grub_term_input_t term)
 {
-  grub_handler_register (&grub_term_input_class, GRUB_AS_HANDLER (term));
+  if (grub_term_inputs)
+    grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
+		    GRUB_AS_LIST (term));
+  else
+    {
+      /* If this is the first terminal, enable automatically.  */
+      if (term->init)
+        term->init ();
+      grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs), GRUB_AS_LIST (term));
+    }
 }
 
 static inline void
 grub_term_register_output (const char *name __attribute__ ((unused)),
 			   grub_term_output_t term)
 {
-  grub_handler_register (&grub_term_output_class, GRUB_AS_HANDLER (term));
+  if (grub_term_outputs)
+    grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
+		    GRUB_AS_LIST (term));
+  else
+    {
+      /* If this is the first terminal, enable automatically.  */
+      if (term->init)
+	term->init ();
+      grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs),
+		      GRUB_AS_LIST (term));
+    }
 }
 
 static inline void
 grub_term_unregister_input (grub_term_input_t term)
 {
-  grub_handler_unregister (&grub_term_input_class, GRUB_AS_HANDLER (term));
+  grub_list_remove (GRUB_AS_LIST_P (&grub_term_inputs), GRUB_AS_LIST (term));
+  grub_list_remove (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
+		    GRUB_AS_LIST (term));
 }
 
 static inline void
 grub_term_unregister_output (grub_term_output_t term)
 {
-  grub_handler_unregister (&grub_term_output_class, GRUB_AS_HANDLER (term));
+  grub_list_remove (GRUB_AS_LIST_P (&grub_term_outputs), GRUB_AS_LIST (term));
+  grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs_disabled)),
+		    GRUB_AS_LIST (term));
 }
 
-static inline grub_err_t
+#define FOR_ACTIVE_TERM_INPUTS(var) for (var = grub_term_inputs; var; var = var->next)
-grub_term_set_current_input (grub_term_input_t term)
+#define FOR_DISABLED_TERM_INPUTS(var) for (var = grub_term_inputs_disabled; var; var = var->next)
-{
+#define FOR_ACTIVE_TERM_OUTPUTS(var) for (var = grub_term_outputs; var; var = var->next)
-  return grub_handler_set_current (&grub_term_input_class,
+#define FOR_DISABLED_TERM_OUTPUTS(var) for (var = grub_term_outputs_disabled; var; var = var->next)
-				   GRUB_AS_HANDLER (term));
-}
-
-static inline grub_err_t
-grub_term_set_current_output (grub_term_output_t term)
-{
-  return grub_handler_set_current (&grub_term_output_class,
-				   GRUB_AS_HANDLER (term));
-}
-
-static inline grub_term_input_t
-grub_term_get_current_input (void)
-{
-  return (grub_term_input_t) grub_term_input_class.cur_handler;
-}
-
-static inline grub_term_output_t
-grub_term_get_current_output (void)
-{
-  return (grub_term_output_t) grub_term_output_class.cur_handler;
-}
 
 void EXPORT_FUNC(grub_putchar) (int c);
-void EXPORT_FUNC(grub_putcode) (grub_uint32_t code);
+void EXPORT_FUNC(grub_putcode) (grub_uint32_t code,
-grub_ssize_t EXPORT_FUNC(grub_getcharwidth) (grub_uint32_t code);
+				struct grub_term_output *term);
 int EXPORT_FUNC(grub_getkey) (void);
 int EXPORT_FUNC(grub_checkkey) (void);
 int EXPORT_FUNC(grub_getkeystatus) (void);
-grub_uint16_t EXPORT_FUNC(grub_getwh) (void);
-grub_uint16_t EXPORT_FUNC(grub_getxy) (void);
-void EXPORT_FUNC(grub_gotoxy) (grub_uint8_t x, grub_uint8_t y);
 void EXPORT_FUNC(grub_cls) (void);
 void EXPORT_FUNC(grub_setcolorstate) (grub_term_color_state state);
-void EXPORT_FUNC(grub_setcolor) (grub_uint8_t normal_color,
-				 grub_uint8_t highlight_color);
-void EXPORT_FUNC(grub_getcolor) (grub_uint8_t *normal_color,
-				 grub_uint8_t *highlight_color);
-int EXPORT_FUNC(grub_setcursor) (int on);
-int EXPORT_FUNC(grub_getcursor) (void);
 void EXPORT_FUNC(grub_refresh) (void);
-void EXPORT_FUNC(grub_set_more) (int onoff);
+void grub_puts_terminal (const char *str, struct grub_term_output *term);
+grub_uint16_t *grub_term_save_pos (void);
+void grub_term_restore_pos (grub_uint16_t *pos);
+
+static inline unsigned grub_term_width (struct grub_term_output *term)
+{
+  return ((term->getwh()&0xFF00)>>8);
+}
+
+static inline unsigned grub_term_height (struct grub_term_output *term)
+{
+  return (term->getwh()&0xFF);
+}
+
+/* The width of the border.  */
+static inline unsigned
+grub_term_border_width (struct grub_term_output *term)
+{
+  return grub_term_width (term) - GRUB_TERM_MARGIN * 3 - GRUB_TERM_SCROLL_WIDTH;
+}
+
+/* The max column number of an entry. The last "-1" is for a
+   continuation marker.  */
+static inline int
+grub_term_entry_width (struct grub_term_output *term)
+{
+  return grub_term_border_width (term) - 2 - GRUB_TERM_MARGIN * 2 - 1;
+}
+
+/* The height of the border.  */
+
+static inline unsigned
+grub_term_border_height (struct grub_term_output *term)
+{
+  return grub_term_height (term) - GRUB_TERM_TOP_BORDER_Y
+    - GRUB_TERM_MESSAGE_HEIGHT;
+}
+
+/* The number of entries shown at a time.  */
+static inline int
+grub_term_num_entries (struct grub_term_output *term)
+{
+  return grub_term_border_height (term) - 2;
+}
+
+static inline int
+grub_term_cursor_x (struct grub_term_output *term)
+{
+  return (GRUB_TERM_LEFT_BORDER_X + grub_term_border_width (term) 
+	  - GRUB_TERM_MARGIN - 1);
+}
+
+static inline grub_uint16_t
+grub_term_getxy (struct grub_term_output *term)
+{
+  return term->getxy ();
+}
 
 static inline void
-grub_print_spaces (int number_spaces)
+grub_term_refresh (struct grub_term_output *term)
+{
+  if (term->refresh)
+    term->refresh ();
+}
+
+static inline void
+grub_term_gotoxy (struct grub_term_output *term, grub_uint8_t x, grub_uint8_t y)
+{
+  term->gotoxy (x, y);
+}
+
+static inline void 
+grub_term_setcolorstate (struct grub_term_output *term, 
+			 grub_term_color_state state)
+{
+  if (term->setcolorstate)
+    term->setcolorstate (state);
+}
+
+  /* Set the normal color and the highlight color. The format of each
+     color is VGA's.  */
+static inline void 
+grub_term_setcolor (struct grub_term_output *term,
+		    grub_uint8_t normal_color, grub_uint8_t highlight_color)
+{
+  if (term->setcolor)
+    term->setcolor (normal_color, highlight_color);
+}
+
+/* Turn on/off the cursor.  */
+static inline void 
+grub_term_setcursor (struct grub_term_output *term, int on)
+{
+  if (term->setcursor)
+    term->setcursor (on);
+}
+
+static inline void 
+grub_term_cls (struct grub_term_output *term)
+{
+  if (term->cls)
+    (term->cls) ();
+  else
+    {
+      grub_putcode ('\n', term);
+      grub_term_refresh (term);
+    }
+}
+
+static inline grub_ssize_t 
+grub_term_getcharwidth (struct grub_term_output *term, grub_uint32_t c)
+{
+  if (term->getcharwidth)
+    return term->getcharwidth (c);
+  else
+    return 1;
+}
+
+static inline void 
+grub_term_getcolor (struct grub_term_output *term, 
+		    grub_uint8_t *normal_color, grub_uint8_t *highlight_color)
+{
+  if (term->getcolor)
+    term->getcolor (normal_color, highlight_color);
+  else
+    {
+      *normal_color = 0x07;
+      *highlight_color = 0x07;
+    }
+}
+
+extern void (*EXPORT_VAR (grub_newline_hook)) (void);
+
+struct grub_term_autoload
+{
+  struct grub_term_autoload *next;
+  char *name;
+  char *modname;
+};
+
+extern struct grub_term_autoload *grub_term_input_autoload;
+extern struct grub_term_autoload *grub_term_output_autoload;
+
+static inline void
+grub_print_spaces (struct grub_term_output *term, int number_spaces)
 {
   while (--number_spaces >= 0)
-      grub_putchar (' ');
+    grub_putcode (' ', term);
 }
 
 

include/grub/terminfo.h

@@ -21,15 +21,17 @@
 
 #include <grub/err.h>
 #include <grub/types.h>
+#include <grub/term.h>
 
 char *grub_terminfo_get_current (void);
 grub_err_t grub_terminfo_set_current (const char *);
 
-void grub_terminfo_gotoxy (grub_uint8_t x, grub_uint8_t y);
+void grub_terminfo_gotoxy (grub_uint8_t x, grub_uint8_t y,
-void grub_terminfo_cls (void);
+			   grub_term_output_t oterm);
-void grub_terminfo_reverse_video_on (void);
+void grub_terminfo_cls (grub_term_output_t oterm);
-void grub_terminfo_reverse_video_off (void);
+void grub_terminfo_reverse_video_on (grub_term_output_t oterm);
-void grub_terminfo_cursor_on (void);
+void grub_terminfo_reverse_video_off (grub_term_output_t oterm);
-void grub_terminfo_cursor_off (void);
+void grub_terminfo_cursor_on (grub_term_output_t oterm);
+void grub_terminfo_cursor_off (grub_term_output_t oterm);
 
 #endif /* ! GRUB_TERMINFO_HEADER */

kern/main.c

@@ -169,9 +169,8 @@ grub_main (void)
 
   grub_register_core_commands ();
   grub_register_rescue_parser ();
-  grub_register_rescue_reader ();
 
   grub_load_config ();
   grub_load_normal_mode ();
-  grub_reader_loop (0);
+  grub_rescue_run ();
 }

kern/misc.c

@@ -892,10 +892,10 @@ grub_sprintf (char *str, const char *fmt, ...)
 /* Convert a (possibly null-terminated) UTF-8 string of at most SRCSIZE
    bytes (if SRCSIZE is -1, it is ignored) in length to a UCS-4 string.
    Return the number of characters converted. DEST must be able to hold
-   at least DESTSIZE characters. If an invalid sequence is found, return -1.
+   at least DESTSIZE characters.
    If SRCEND is not NULL, then *SRCEND is set to the next byte after the
    last byte used in SRC.  */
-grub_ssize_t
+grub_size_t
 grub_utf8_to_ucs4 (grub_uint32_t *dest, grub_size_t destsize,
 		   const grub_uint8_t *src, grub_size_t srcsize,
 		   const grub_uint8_t **srcend)
@@ -917,7 +917,8 @@ grub_utf8_to_ucs4 (grub_uint32_t *dest, grub_size_t destsize,
 	  if ((c & 0xc0) != 0x80)
 	    {
 	      /* invalid */
-	      return -1;
+	      code = '?';
+	      count = 0;
 	    }
 	  else
 	    {
@@ -959,7 +960,11 @@ grub_utf8_to_ucs4 (grub_uint32_t *dest, grub_size_t destsize,
 	      code = c & 0x01;
 	    }
 	  else
-	    return -1;
+	    {
+	      /* invalid */
+	      code = '?';
+	      count = 0;
+	    }
 	}
 
       if (count == 0)
@@ -978,15 +983,14 @@ grub_utf8_to_ucs4 (grub_uint32_t *dest, grub_size_t destsize,
 void
 grub_abort (void)
 {
-  if (grub_term_get_current_output ())
+  grub_printf ("\nAborted.");
+  
+#ifndef GRUB_UTIL
+  if (grub_term_inputs)
+#endif
     {
-      grub_printf ("\nAborted.");
+      grub_printf (" Press any key to exit.");
-
+      grub_getkey ();
-      if (grub_term_get_current_input ())
-	{
-	  grub_printf (" Press any key to exit.");
-	  grub_getkey ();
-	}
     }
 
   grub_exit ();

kern/reader.c

@@ -1,49 +0,0 @@
-/* reader.c - reader support */
-/*
- *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2009  Free Software Foundation, Inc.
- *
- *  GRUB 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.
- *
- *  GRUB is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <grub/types.h>
-#include <grub/mm.h>
-#include <grub/reader.h>
-#include <grub/parser.h>
-
-struct grub_handler_class grub_reader_class =
-  {
-    .name = "reader"
-  };
-
-grub_err_t
-grub_reader_loop (grub_reader_getline_t getline)
-{
-  while (1)
-    {
-      char *line;
-      grub_reader_getline_t func;
-
-      /* Print an error, if any.  */
-      grub_print_error ();
-      grub_errno = GRUB_ERR_NONE;
-
-      func = (getline) ? : grub_reader_get_current ()->read_line;
-      if ((func (&line, 0)) || (! line))
-	return grub_errno;
-
-      grub_parser_get_current ()->parse_line (line, func);
-      grub_free (line);
-    }
-}

kern/rescue_reader.c

@@ -19,20 +19,15 @@
 
 #include <grub/types.h>
 #include <grub/reader.h>
+#include <grub/parser.h>
 #include <grub/misc.h>
 #include <grub/term.h>
+#include <grub/mm.h>
 
 #define GRUB_RESCUE_BUF_SIZE	256
 
 static char linebuf[GRUB_RESCUE_BUF_SIZE];
 
-static grub_err_t
-grub_rescue_init (void)
-{
-  grub_printf ("Entering rescue mode...\n");
-  return 0;
-}
-
 /* Prompt to input a command and read the line.  */
 static grub_err_t
 grub_rescue_read_line (char **line, int cont)
@@ -74,15 +69,24 @@ grub_rescue_read_line (char **line, int cont)
   return 0;
 }
 
-static struct grub_reader grub_rescue_reader =
-  {
-    .name = "rescue",
-    .init = grub_rescue_init,
-    .read_line = grub_rescue_read_line
-  };
-
 void
-grub_register_rescue_reader (void)
+grub_rescue_run (void)
 {
-  grub_reader_register ("rescue", &grub_rescue_reader);
+  grub_printf ("Entering rescue mode...\n");
+
+  while (1)
+    {
+      char *line;
+
+      /* Print an error, if any.  */
+      grub_print_error ();
+      grub_errno = GRUB_ERR_NONE;
+
+      grub_rescue_read_line (&line, 0);
+      if (! line)
+	continue;
+
+      grub_parser_get_current ()->parse_line (line, grub_rescue_read_line);
+      grub_free (line);
+    }
 }

kern/term.c

@@ -21,79 +21,33 @@
 #include <grub/mm.h>
 #include <grub/misc.h>
 #include <grub/env.h>
+#include <grub/time.h>
 
-/* The amount of lines counted by the pager.  */
+struct grub_term_output *grub_term_outputs_disabled;
-static int grub_more_lines;
+struct grub_term_input *grub_term_inputs_disabled;
+struct grub_term_output *grub_term_outputs;
+struct grub_term_input *grub_term_inputs;
 
-/* If the more pager is active.  */
+void (*grub_newline_hook) (void) = NULL;
-static int grub_more;
-
-/* The current cursor state.  */
-static int cursor_state = 1;
-
-struct grub_handler_class grub_term_input_class =
-  {
-    .name = "terminal_input"
-  };
-
-struct grub_handler_class grub_term_output_class =
-  {
-    .name = "terminal_output"
-  };
-
-#define grub_cur_term_input	grub_term_get_current_input ()
-#define grub_cur_term_output	grub_term_get_current_output ()
 
 /* Put a Unicode character.  */
 void
-grub_putcode (grub_uint32_t code)
+grub_putcode (grub_uint32_t code, struct grub_term_output *term)
 {
-  int height = grub_getwh () & 255;
+  if (code == '\t' && term->getxy)
-
-  if (code == '\t' && grub_cur_term_output->getxy)
     {
       int n;
 
-      n = 8 - ((grub_getxy () >> 8) & 7);
+      n = 8 - ((term->getxy () >> 8) & 7);
       while (n--)
-	grub_putcode (' ');
+	grub_putcode (' ', term);
 
       return;
     }
 
-  (grub_cur_term_output->putchar) (code);
+  (term->putchar) (code);
-
   if (code == '\n')
-    {
+    (term->putchar) ('\r');
-      grub_putcode ('\r');
-
-      grub_more_lines++;
-
-      if (grub_more && grub_more_lines == height - 1)
-	{
-	  char key;
-	  int pos = grub_getxy ();
-
-	  /* Show --MORE-- on the lower left side of the screen.  */
-	  grub_gotoxy (1, height - 1);
-	  grub_setcolorstate (GRUB_TERM_COLOR_HIGHLIGHT);
-	  grub_printf ("--MORE--");
-	  grub_setcolorstate (GRUB_TERM_COLOR_STANDARD);
-
-	  key = grub_getkey ();
-
-	  /* Remove the message.  */
-	  grub_gotoxy (1, height - 1);
-	  grub_printf ("        ");
-	  grub_gotoxy (pos >> 8, pos & 0xFF);
-
-	  /* Scroll one lines or an entire page, depending on the key.  */
-	  if (key == '\r' || key =='\n')
-	    grub_more_lines--;
-	  else
-	    grub_more_lines = 0;
-	}
-    }
 }
 
 /* Put a character. C is one byte of a UTF-8 stream.
@@ -104,136 +58,101 @@ grub_putchar (int c)
   static grub_size_t size = 0;
   static grub_uint8_t buf[6];
   grub_uint32_t code;
-  grub_ssize_t ret;
+  grub_size_t ret;
 
   buf[size++] = c;
   ret = grub_utf8_to_ucs4 (&code, 1, buf, size, 0);
 
-  if (ret > 0)
+  if (ret != 0)
     {
+      struct grub_term_output *term;
       size = 0;
-      grub_putcode (code);
+      FOR_ACTIVE_TERM_OUTPUTS(term)
+	grub_putcode (code, term);
+      if (code == '\n' && grub_newline_hook)
+	grub_newline_hook ();
     }
-  else if (ret < 0)
-    {
-      size = 0;
-      grub_putcode ('?');
-    }
-}
-
-/* Return the number of columns occupied by the character code CODE.  */
-grub_ssize_t
-grub_getcharwidth (grub_uint32_t code)
-{
-  return (grub_cur_term_output->getcharwidth) (code);
 }
 
 int
 grub_getkey (void)
 {
-  return (grub_cur_term_input->getkey) ();
+  grub_term_input_t term;
+
+  while (1)
+    {
+      FOR_ACTIVE_TERM_INPUTS(term)
+      {
+	int key = term->checkkey ();
+	if (key != -1)
+	  return term->getkey ();
+      }
+
+      grub_cpu_idle ();
+    }
 }
 
 int
 grub_checkkey (void)
 {
-  return (grub_cur_term_input->checkkey) ();
+  grub_term_input_t term;
+
+  FOR_ACTIVE_TERM_INPUTS(term)
+  {
+    int key = term->checkkey ();
+    if (key != -1)
+      return key;
+  }
+
+  return -1;
 }
 
 int
 grub_getkeystatus (void)
 {
-  if (grub_cur_term_input->getkeystatus)
+  int status = 0;
-    return (grub_cur_term_input->getkeystatus) ();
+  grub_term_input_t term;
-  else
-    return 0;
-}
 
-grub_uint16_t
+  FOR_ACTIVE_TERM_INPUTS(term)
-grub_getxy (void)
+  {
-{
+    if (term->getkeystatus)
-  return (grub_cur_term_output->getxy) ();
+      status |= term->getkeystatus ();
-}
+  }
 
-grub_uint16_t
+  return status;
-grub_getwh (void)
-{
-  return (grub_cur_term_output->getwh) ();
-}
-
-void
-grub_gotoxy (grub_uint8_t x, grub_uint8_t y)
-{
-  (grub_cur_term_output->gotoxy) (x, y);
 }
 
 void
 grub_cls (void)
 {
-  if ((grub_cur_term_output->flags & GRUB_TERM_DUMB) || (grub_env_get ("debug")))
+  struct grub_term_output *term;
-    {
+
-      grub_putchar ('\n');
+  FOR_ACTIVE_TERM_OUTPUTS(term)  
-      grub_refresh ();
+  {
-    }
+    if ((term->flags & GRUB_TERM_DUMB) || (grub_env_get ("debug")))
-  else
+      {
-    (grub_cur_term_output->cls) ();
+	grub_putcode ('\n', term);
+	grub_term_refresh (term);
+      }
+    else
+      (term->cls) ();
+  }
 }
 
 void
 grub_setcolorstate (grub_term_color_state state)
 {
-  if (grub_cur_term_output->setcolorstate)
+  struct grub_term_output *term;
-    (grub_cur_term_output->setcolorstate) (state);
+  
-}
+  FOR_ACTIVE_TERM_OUTPUTS(term)
-
+    grub_term_setcolorstate (term, state);
-void
-grub_setcolor (grub_uint8_t normal_color, grub_uint8_t highlight_color)
-{
-  if (grub_cur_term_output->setcolor)
-    (grub_cur_term_output->setcolor) (normal_color, highlight_color);
-}
-
-void
-grub_getcolor (grub_uint8_t *normal_color, grub_uint8_t *highlight_color)
-{
-  if (grub_cur_term_output->getcolor)
-    (grub_cur_term_output->getcolor) (normal_color, highlight_color);
-}
-
-int
-grub_setcursor (int on)
-{
-  int ret = cursor_state;
-
-  if (grub_cur_term_output->setcursor)
-    {
-      (grub_cur_term_output->setcursor) (on);
-      cursor_state = on;
-    }
-
-  return ret;
-}
-
-int
-grub_getcursor (void)
-{
-  return cursor_state;
 }
 
 void
 grub_refresh (void)
 {
-  if (grub_cur_term_output->refresh)
+  struct grub_term_output *term;
-    (grub_cur_term_output->refresh) ();
-}
 
-void
+  FOR_ACTIVE_TERM_OUTPUTS(term)
-grub_set_more (int onoff)
+    grub_term_refresh (term);
-{
-  if (onoff == 1)
-    grub_more++;
-  else
-    grub_more--;
-
-  grub_more_lines = 0;
 }

lib/charset.c

@@ -24,6 +24,8 @@
    last byte used in SRC.  */
 
 #include <grub/charset.h>
+#include <grub/mm.h>
+#include <grub/misc.h>
 
 grub_ssize_t
 grub_utf8_to_utf16 (grub_uint16_t *dest, grub_size_t destsize,
@@ -114,3 +116,154 @@ grub_utf8_to_utf16 (grub_uint16_t *dest, grub_size_t destsize,
     *srcend = src;
   return p - dest;
 }
+
+/* Convert UCS-4 to UTF-8.  */
+char *
+grub_ucs4_to_utf8_alloc (grub_uint32_t *src, grub_size_t size)
+{
+  grub_size_t remaining;
+  grub_uint32_t *ptr;
+  grub_size_t cnt = 0;
+  grub_uint8_t *ret, *dest;
+
+  remaining = size;
+  ptr = src;
+  while (remaining--)
+    {
+      grub_uint32_t code = *ptr++;
+      
+      if (code <= 0x007F)
+	cnt++;
+      else if (code <= 0x07FF)
+	cnt += 2;
+      else if ((code >= 0xDC00 && code <= 0xDFFF)
+	       || (code >= 0xD800 && code <= 0xDBFF))
+	/* No surrogates in UCS-4... */
+	cnt++;
+      else
+	cnt += 3;
+    }
+  cnt++;
+
+  ret = grub_malloc (cnt);
+  if (!ret)
+    return 0;
+
+  dest = ret;
+  remaining = size;
+  ptr = src;
+  while (remaining--)
+    {
+      grub_uint32_t code = *ptr++;
+
+      if (code <= 0x007F)
+	*dest++ = code;
+      else if (code <= 0x07FF)
+	{
+	  *dest++ = (code >> 6) | 0xC0;
+	  *dest++ = (code & 0x3F) | 0x80;
+	}
+      else if ((code >= 0xDC00 && code <= 0xDFFF)
+	       || (code >= 0xD800 && code <= 0xDBFF))
+	{
+	  /* No surrogates in UCS-4... */
+	  *dest++ = '?';
+	}
+      else
+	{
+	  *dest++ = (code >> 12) | 0xE0;
+	  *dest++ = ((code >> 6) & 0x3F) | 0x80;
+	  *dest++ = (code & 0x3F) | 0x80;
+	}
+    }
+  *dest = 0;
+
+  return (char *) ret;
+}
+
+int
+grub_is_valid_utf8 (const grub_uint8_t *src, grub_size_t srcsize)
+{
+  grub_uint32_t code = 0;
+  int count = 0;
+
+  while (srcsize)
+    {
+      grub_uint32_t c = *src++;
+      if (srcsize != (grub_size_t)-1)
+	srcsize--;
+      if (count)
+	{
+	  if ((c & 0xc0) != 0x80)
+	    {
+	      /* invalid */
+	      return 0;
+	    }
+	  else
+	    {
+	      code <<= 6;
+	      code |= (c & 0x3f);
+	      count--;
+	    }
+	}
+      else
+	{
+	  if (c == 0)
+	    break;
+
+	  if ((c & 0x80) == 0x00)
+	    code = c;
+	  else if ((c & 0xe0) == 0xc0)
+	    {
+	      count = 1;
+	      code = c & 0x1f;
+	    }
+	  else if ((c & 0xf0) == 0xe0)
+	    {
+	      count = 2;
+	      code = c & 0x0f;
+	    }
+	  else if ((c & 0xf8) == 0xf0)
+	    {
+	      count = 3;
+	      code = c & 0x07;
+	    }
+	  else if ((c & 0xfc) == 0xf8)
+	    {
+	      count = 4;
+	      code = c & 0x03;
+	    }
+	  else if ((c & 0xfe) == 0xfc)
+	    {
+	      count = 5;
+	      code = c & 0x01;
+	    }
+	  else
+	    return 0;
+	}
+    }
+
+  return 1;
+}
+
+int
+grub_utf8_to_ucs4_alloc (const char *msg, grub_uint32_t **unicode_msg,
+			grub_uint32_t **last_position)
+{
+  grub_size_t msg_len = grub_strlen (msg);
+
+  *unicode_msg = grub_malloc (grub_strlen (msg) * sizeof (grub_uint32_t));
+ 
+  if (!*unicode_msg)
+    {
+      grub_printf ("utf8_to_ucs4 ERROR1: %s", msg);
+      return -1;
+    }
+
+  msg_len = grub_utf8_to_ucs4 (*unicode_msg, msg_len,
+  			      (grub_uint8_t *) msg, -1, 0);
+
+  *last_position = *unicode_msg + msg_len;
+
+  return msg_len;
+}

loader/i386/efi/linux.c

@@ -694,13 +694,32 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
   params->ext_mem = ((32 * 0x100000) >> 10);
   params->alt_mem = ((32 * 0x100000) >> 10);
 
-  params->video_cursor_x = grub_getxy () >> 8;
+  {
-  params->video_cursor_y = grub_getxy () & 0xff;
+    grub_term_output_t term;
+    int found = 0;
+    FOR_ACTIVE_TERM_OUTPUTS(term)
+      if (grub_strcmp (term->name, "vga_text") == 0
+	  || grub_strcmp (term->name, "console") == 0)
+	{
+	  grub_uint16_t pos = grub_term_getxy (term);
+	  params->video_cursor_x = pos >> 8;
+	  params->video_cursor_y = pos & 0xff;
+	  params->video_width = grub_term_width (term);
+	  params->video_height = grub_term_height (term);
+	  found = 1;
+	  break;
+	}
+    if (!found)
+      {
+	params->video_cursor_x = 0;
+	params->video_cursor_y = 0;
+	params->video_width = 80;
+	params->video_height = 25;
+      }
+  }
   params->video_page = 0; /* ??? */
   params->video_mode = grub_efi_system_table->con_out->mode->mode;
-  params->video_width = (grub_getwh () >> 8);
   params->video_ega_bx = 0;
-  params->video_height = (grub_getwh () & 0xff);
   params->have_vga = 0;
   params->font_size = 16; /* XXX */
 

loader/i386/linux.c

@@ -33,6 +33,7 @@
 #include <grub/video_fb.h>
 #include <grub/command.h>
 #include <grub/i386/pc/vbe.h>
+#include <grub/i386/pc/console.h>
 #include <grub/i18n.h>
 
 #define GRUB_LINUX_CL_OFFSET		0x1000
@@ -548,8 +549,23 @@ grub_linux_boot (void)
   /* Initialize these last, because terminal position could be affected by printfs above.  */
   if (params->have_vga == GRUB_VIDEO_TYPE_TEXT)
     {
-      params->video_cursor_x = grub_getxy () >> 8;
+      grub_term_output_t term;
-      params->video_cursor_y = grub_getxy () & 0xff;
+      int found = 0;
+      FOR_ACTIVE_TERM_OUTPUTS(term)
+	if (grub_strcmp (term->name, "vga_text") == 0
+	    || grub_strcmp (term->name, "console") == 0)
+	  {
+	    grub_uint16_t pos = grub_term_getxy (term);
+	    params->video_cursor_x = pos >> 8;
+	    params->video_cursor_y = pos & 0xff;
+	    found = 1;
+	    break;
+	  }
+      if (!found)
+	{
+	  params->video_cursor_x = 0;
+	  params->video_cursor_y = 0;
+	}
     }
 
 #ifdef __x86_64__

normal/auth.c

@@ -154,6 +154,49 @@ is_authenticated (const char *userlist)
   return grub_list_iterate (GRUB_AS_LIST (users), hook);
 }
 
+static int
+grub_username_get (char buf[], unsigned buf_size)
+{
+  unsigned cur_len = 0;
+  int key;
+
+  while (1)
+    {
+      key = GRUB_TERM_ASCII_CHAR (grub_getkey ()); 
+      if (key == '\n' || key == '\r')
+	break;
+
+      if (key == '\e')
+	{
+	  cur_len = 0;
+	  break;
+	}
+
+      if (key == '\b')
+	{
+	  cur_len--;
+	  grub_printf ("\b");
+	  continue;
+	}
+
+      if (!grub_isprint (key))
+	continue;
+
+      if (cur_len + 2 < buf_size)
+	{
+	  buf[cur_len++] = key;
+	  grub_putchar (key);
+	}
+    }
+
+  grub_memset (buf + cur_len, 0, buf_size - cur_len);
+
+  grub_putchar ('\n');
+  grub_refresh ();
+
+  return (key != '\e');
+}
+
 grub_err_t
 grub_auth_check_authentication (const char *userlist)
 {
@@ -187,11 +230,12 @@ grub_auth_check_authentication (const char *userlist)
       return GRUB_ERR_NONE;
     }
 
-  if (!grub_cmdline_get (N_("Enter username:"), login, sizeof (login) - 1,
+  grub_puts_ (N_("Enter username: "));
-			 0, 0, 0))
+
+  if (!grub_username_get (login, sizeof (login) - 1))
     goto access_denied;
 
-  grub_printf ("Enter password: ");
+  grub_puts_ (N_("Enter password: "));
 
   if (!grub_password_get (entered, GRUB_AUTH_MAX_PASSLEN))
     goto access_denied;

normal/cmdline.c

@@ -27,11 +27,12 @@
 #include <grub/file.h>
 #include <grub/env.h>
 #include <grub/i18n.h>
+#include <grub/charset.h>
 
-static char *kill_buf;
+static grub_uint32_t *kill_buf;
 
 static int hist_size;
-static char **hist_lines = 0;
+static grub_uint32_t **hist_lines = 0;
 static int hist_pos = 0;
 static int hist_end = 0;
 static int hist_used = 0;
@@ -39,8 +40,8 @@ static int hist_used = 0;
 grub_err_t
 grub_set_history (int newsize)
 {
-  char **old_hist_lines = hist_lines;
+  grub_uint32_t **old_hist_lines = hist_lines;
-  hist_lines = grub_malloc (sizeof (char *) * newsize);
+  hist_lines = grub_malloc (sizeof (grub_uint32_t *) * newsize);
 
   /* Copy the old lines into the new buffer.  */
   if (old_hist_lines)
@@ -67,16 +68,16 @@ grub_set_history (int newsize)
 
       if (hist_pos < hist_end)
 	grub_memmove (hist_lines, old_hist_lines + hist_pos,
-		      (hist_end - hist_pos) * sizeof (char *));
+		      (hist_end - hist_pos) * sizeof (grub_uint32_t *));
       else if (hist_used)
 	{
 	  /* Copy the older part.  */
 	  grub_memmove (hist_lines, old_hist_lines + hist_pos,
- 			(hist_size - hist_pos) * sizeof (char *));
+ 			(hist_size - hist_pos) * sizeof (grub_uint32_t *));
 
 	  /* Copy the newer part. */
 	  grub_memmove (hist_lines + hist_size - hist_pos, old_hist_lines,
-			hist_end * sizeof (char *));
+			hist_end * sizeof (grub_uint32_t *));
 	}
     }
 
@@ -90,17 +91,43 @@ grub_set_history (int newsize)
 
 /* Get the entry POS from the history where `0' is the newest
    entry.  */
-static char *
+static grub_uint32_t *
 grub_history_get (int pos)
 {
   pos = (hist_pos + pos) % hist_size;
   return hist_lines[pos];
 }
 
+static grub_size_t
+strlen_ucs4 (const grub_uint32_t *s)
+{
+  const grub_uint32_t *p = s;
+
+  while (*p)
+    p++;
+
+  return p - s;
+}
+
+/* Replace the history entry on position POS with the string S.  */
+static void
+grub_history_set (int pos, grub_uint32_t *s, grub_size_t len)
+{
+  grub_free (hist_lines[pos]);
+  hist_lines[pos] = grub_malloc ((len + 1) * sizeof (grub_uint32_t));
+  if (!hist_lines[pos])
+    {
+      grub_print_error ();
+      grub_errno = GRUB_ERR_NONE;
+      return ;
+    }
+  grub_memcpy (hist_lines[pos], s, len * sizeof (grub_uint32_t));
+  hist_lines[pos][len] = 0;
+}
 
 /* Insert a new history line S on the top of the history.  */
 static void
-grub_history_add (char *s)
+grub_history_add (grub_uint32_t *s, grub_size_t len)
 {
   /* Remove the oldest entry in the history to make room for a new
      entry.  */
@@ -121,16 +148,15 @@ grub_history_add (char *s)
     hist_pos = hist_size + hist_pos;
 
   /* Insert into history.  */
-  hist_lines[hist_pos] = grub_strdup (s);
+  hist_lines[hist_pos] = NULL;
+  grub_history_set (hist_pos, s, len);
 }
 
 /* Replace the history entry on position POS with the string S.  */
 static void
-grub_history_replace (int pos, char *s)
+grub_history_replace (int pos, grub_uint32_t *s, grub_size_t len)
 {
-  pos = (hist_pos + pos) % hist_size;
+  grub_history_set ((hist_pos + pos) % hist_size, s, len);
-  grub_free (hist_lines[pos]);
-  hist_lines[pos] = grub_strdup (s);
 }
 
 /* A completion hook to print items.  */
@@ -176,75 +202,113 @@ print_completion (const char *item, grub_completion_type_t type, int count)
     grub_printf (" %s", item);
 }
 
-/* Get a command-line. If ECHO_CHAR is not zero, echo it instead of input
+struct cmdline_term
-   characters. If READLINE is non-zero, readline-like key bindings are
+{
-   available. If ESC is pushed, return zero, otherwise return non-zero.  */
+  unsigned xpos, ypos, ystart, width, height;
-/* FIXME: The dumb interface is not supported yet.  */
+  struct grub_term_output *term;
-int
+};
-grub_cmdline_get (const char *prompt, char cmdline[], unsigned max_len,
+
-		  int echo_char, int readline, int history)
+/* Get a command-line. If ESC is pushed, return zero,
+   otherwise return command line.  */
+/* FIXME: The dumb interface is not supported yet.  */
+char *
+grub_cmdline_get (const char *prompt)
 {
-  unsigned xpos, ypos, ystart;
   grub_size_t lpos, llen;
   grub_size_t plen;
-  char buf[max_len];
+  grub_uint32_t *buf;
+  grub_size_t max_len = 256;
   int key;
   int histpos = 0;
-  auto void cl_insert (const char *str);
+  auto void cl_insert (const grub_uint32_t *str);
   auto void cl_delete (unsigned len);
-  auto void cl_print (int pos, int c);
+  auto inline void __attribute__ ((always_inline)) cl_print (struct cmdline_term *cl_term, int pos,
-  auto void cl_set_pos (void);
+			grub_uint32_t c);
+  auto void cl_set_pos (struct cmdline_term *cl_term);
+  auto void cl_print_all (int pos, grub_uint32_t c);
+  auto void cl_set_pos_all (void);
+  auto void init_clterm (struct cmdline_term *cl_term_cur);
+  auto void init_clterm_all (void);
   const char *prompt_translated = _(prompt);
+  struct cmdline_term *cl_terms;
+  char *ret;
+  unsigned nterms;
 
-  void cl_set_pos (void)
+  void cl_set_pos (struct cmdline_term *cl_term)
+  {
+    cl_term->xpos = (plen + lpos) % (cl_term->width - 1);
+    cl_term->ypos = cl_term->ystart + (plen + lpos) / (cl_term->width - 1);
+    grub_term_gotoxy (cl_term->term, cl_term->xpos, cl_term->ypos);
+  }
+
+  void cl_set_pos_all ()
+  {
+    unsigned i;
+    for (i = 0; i < nterms; i++)
+      cl_set_pos (&cl_terms[i]);
+  }
+
+  inline void __attribute__ ((always_inline)) cl_print (struct cmdline_term *cl_term, int pos, grub_uint32_t c)
     {
-      xpos = (plen + lpos) % 79;
+      grub_uint32_t *p;
-      ypos = ystart + (plen + lpos) / 79;
-      grub_gotoxy (xpos, ypos);
 
-      grub_refresh ();
+      for (p = buf + pos; p < buf + llen; p++)
-    }
-
-  void cl_print (int pos, int c)
-    {
-      char *p;
-
-      for (p = buf + pos; *p; p++)
 	{
-	  if (xpos++ > 78)
+	  if (cl_term->xpos++ > cl_term->width - 2)
 	    {
-	      grub_putchar ('\n');
+	      grub_putcode ('\n', cl_term->term);
 
-	      xpos = 1;
+	      cl_term->xpos = 1;
-	      if (ypos == (unsigned) (grub_getxy () & 0xFF))
+	      if (cl_term->ypos == (unsigned) (cl_term->height))
-		ystart--;
+		cl_term->ystart--;
 	      else
-		ypos++;
+		cl_term->ypos++;
 	    }
 
 	  if (c)
-	    grub_putchar (c);
+	    grub_putcode (c, cl_term->term);
 	  else
-	    grub_putchar (*p);
+	    grub_putcode (*p, cl_term->term);
 	}
     }
 
-  void cl_insert (const char *str)
+  void cl_print_all (int pos, grub_uint32_t c)
+  {
+    unsigned i;
+    for (i = 0; i < nterms; i++)
+      cl_print (&cl_terms[i], pos, c);
+  }
+
+  void cl_insert (const grub_uint32_t *str)
     {
-      grub_size_t len = grub_strlen (str);
+      grub_size_t len = strlen_ucs4 (str);
+
+      if (len + llen >= max_len)
+	{
+	  grub_uint32_t *nbuf;
+	  max_len *= 2;
+	  nbuf = grub_realloc (buf, sizeof (grub_uint32_t) * max_len);
+	  if (nbuf)
+	    buf = nbuf;
+	  else
+	    {
+	      grub_print_error ();
+	      grub_errno = GRUB_ERR_NONE;
+	      max_len /= 2;
+	    }
+	}
 
       if (len + llen < max_len)
 	{
-	  grub_memmove (buf + lpos + len, buf + lpos, llen - lpos + 1);
+	  grub_memmove (buf + lpos + len, buf + lpos,
-	  grub_memmove (buf + lpos, str, len);
+			(llen - lpos + 1) * sizeof (grub_uint32_t));
+	  grub_memmove (buf + lpos, str, len * sizeof (grub_uint32_t));
 
 	  llen += len;
 	  lpos += len;
-	  cl_print (lpos - len, echo_char);
+	  cl_print_all (lpos - len, 0);
-	  cl_set_pos ();
+	  cl_set_pos_all ();
 	}
-
-      grub_refresh ();
     }
 
   void cl_delete (unsigned len)
@@ -254,182 +318,254 @@ grub_cmdline_get (const char *prompt, char cmdline[], unsigned max_len,
 	  grub_size_t saved_lpos = lpos;
 
 	  lpos = llen - len;
-	  cl_set_pos ();
+	  cl_set_pos_all ();
-	  cl_print (lpos, ' ');
+	  cl_print_all (lpos, ' ');
 	  lpos = saved_lpos;
-	  cl_set_pos ();
+	  cl_set_pos_all ();
 
-	  grub_memmove (buf + lpos, buf + lpos + len, llen - lpos + 1);
+	  grub_memmove (buf + lpos, buf + lpos + len,
+			sizeof (grub_uint32_t) * (llen - lpos + 1));
 	  llen -= len;
-	  cl_print (lpos, echo_char);
+	  cl_print_all (lpos, 0);
-	  cl_set_pos ();
+	  cl_set_pos_all ();
 	}
-
-      grub_refresh ();
     }
 
+  void init_clterm (struct cmdline_term *cl_term_cur)
+  {
+    cl_term_cur->xpos = plen;
+    cl_term_cur->ypos = (grub_term_getxy (cl_term_cur->term) & 0xFF);
+    cl_term_cur->ystart = cl_term_cur->ypos;
+    cl_term_cur->width = grub_term_width (cl_term_cur->term);
+    cl_term_cur->height = grub_term_height (cl_term_cur->term);
+  }
+
+  void init_clterm_all (void)
+  {
+    unsigned i;
+    for (i = 0; i < nterms; i++)
+      init_clterm (&cl_terms[i]);
+  }
+
+  buf = grub_malloc (max_len * sizeof (grub_uint32_t));
+  if (!buf)
+    return 0;
+
   plen = grub_strlen (prompt_translated) + sizeof (" ") - 1;
   lpos = llen = 0;
   buf[0] = '\0';
 
-  if ((grub_getxy () >> 8) != 0)
+  {
-    grub_putchar ('\n');
+    grub_term_output_t term;
 
+    FOR_ACTIVE_TERM_OUTPUTS(term)
+      if ((grub_term_getxy (term) >> 8) != 0)
+	grub_putcode ('\n', term);
+  }
   grub_printf ("%s ", prompt_translated);
 
-  xpos = plen;
+  {
-  ystart = ypos = (grub_getxy () & 0xFF);
+    struct cmdline_term *cl_term_cur;
+    struct grub_term_output *cur;
+    nterms = 0;
+    FOR_ACTIVE_TERM_OUTPUTS(cur)
+      nterms++;
 
-  cl_insert (cmdline);
+    cl_terms = grub_malloc (sizeof (cl_terms[0]) * nterms);
+    if (!cl_terms)
+      return 0;
+    cl_term_cur = cl_terms;
+    FOR_ACTIVE_TERM_OUTPUTS(cur)
+    {
+      cl_term_cur->term = cur;
+      init_clterm (cl_term_cur);
+      cl_term_cur++;
+    }
+  }
 
-  if (history && hist_used == 0)
+  if (hist_used == 0)
-    grub_history_add (buf);
+    grub_history_add (buf, llen);
 
   while ((key = GRUB_TERM_ASCII_CHAR (grub_getkey ())) != '\n' && key != '\r')
     {
-      if (readline)
-	{
-	  switch (key)
-	    {
-	    case 1:	/* Ctrl-a */
-	      lpos = 0;
-	      cl_set_pos ();
-	      break;
-
-	    case 2:	/* Ctrl-b */
-	      if (lpos > 0)
-		{
-		  lpos--;
-		  cl_set_pos ();
-		}
-	      break;
-
-	    case 5:	/* Ctrl-e */
-	      lpos = llen;
-	      cl_set_pos ();
-	      break;
-
-	    case 6:	/* Ctrl-f */
-	      if (lpos < llen)
-		{
-		  lpos++;
-		  cl_set_pos ();
-		}
-	      break;
-
-	    case 9:	/* Ctrl-i or TAB */
-	      {
-		char *insert;
-		int restore;
-
-		/* Backup the next character and make it 0 so it will
-		   be easy to use string functions.  */
-		char backup = buf[lpos];
-		buf[lpos] = '\0';
-
-
-		insert = grub_normal_do_completion (buf, &restore,
-						    print_completion);
-		/* Restore the original string.  */
-		buf[lpos] = backup;
-
-		if (restore)
-		  {
-		    /* Restore the prompt.  */
-		    grub_printf ("\n%s %s", prompt_translated, buf);
-		    xpos = plen;
-		    ystart = ypos = (grub_getxy () & 0xFF);
-		  }
-
-		if (insert)
-		  {
-		    cl_insert (insert);
-		    grub_free (insert);
-		  }
-	      }
-	      break;
-
-	    case 11:	/* Ctrl-k */
-	      if (lpos < llen)
-		{
-		  if (kill_buf)
-		    grub_free (kill_buf);
-
-		  kill_buf = grub_strdup (buf + lpos);
-		  grub_errno = GRUB_ERR_NONE;
-
-		  cl_delete (llen - lpos);
-		}
-	      break;
-
-	    case 14:	/* Ctrl-n */
-	      {
-		char *hist;
-
-		lpos = 0;
-
-		if (histpos > 0)
-		  {
-		    grub_history_replace (histpos, buf);
-		    histpos--;
-		  }
-
-		cl_delete (llen);
-		hist = grub_history_get (histpos);
-		cl_insert (hist);
-
-		break;
-	      }
-	    case 16:	/* Ctrl-p */
-	      {
-		char *hist;
-
-		lpos = 0;
-
-		if (histpos < hist_used - 1)
-		  {
-		    grub_history_replace (histpos, buf);
-		    histpos++;
-		  }
-
-		cl_delete (llen);
-		hist = grub_history_get (histpos);
-
-		cl_insert (hist);
-	      }
-	      break;
-
-	    case 21:	/* Ctrl-u */
-	      if (lpos > 0)
-		{
-		  grub_size_t n = lpos;
-
-		  if (kill_buf)
-		    grub_free (kill_buf);
-
-		  kill_buf = grub_malloc (n + 1);
-		  grub_errno = GRUB_ERR_NONE;
-		  if (kill_buf)
-		    {
-		      grub_memcpy (kill_buf, buf, n);
-		      kill_buf[n] = '\0';
-		    }
-
-		  lpos = 0;
-		  cl_set_pos ();
-		  cl_delete (n);
-		}
-	      break;
-
-	    case 25:	/* Ctrl-y */
-	      if (kill_buf)
-		cl_insert (kill_buf);
-	      break;
-	    }
-	}
-
       switch (key)
 	{
+	case 1:	/* Ctrl-a */
+	  lpos = 0;
+	  cl_set_pos_all ();
+	  break;
+
+	case 2:	/* Ctrl-b */
+	  if (lpos > 0)
+	    {
+	      lpos--;
+	      cl_set_pos_all ();
+	    }
+	  break;
+
+	case 5:	/* Ctrl-e */
+	  lpos = llen;
+	  cl_set_pos_all ();
+	  break;
+
+	case 6:	/* Ctrl-f */
+	  if (lpos < llen)
+	    {
+	      lpos++;
+	      cl_set_pos_all ();
+	    }
+	  break;
+
+	case 9:	/* Ctrl-i or TAB */
+	  {
+	    int restore;
+	    char *insertu8;
+	    char *bufu8;
+
+	    buf[lpos] = '\0';
+
+	    bufu8 = grub_ucs4_to_utf8_alloc (buf, lpos);
+	    if (!bufu8)
+	      {
+		grub_print_error ();
+		grub_errno = GRUB_ERR_NONE;
+		break;
+	      }
+
+	    insertu8 = grub_normal_do_completion (bufu8, &restore,
+						  print_completion);
+	    grub_free (bufu8);
+
+	    if (restore)
+	      {
+		/* Restore the prompt.  */
+		grub_printf ("\n%s ", prompt_translated);
+		init_clterm_all ();
+		cl_print_all (0, 0);
+	      }
+
+	    if (insertu8)
+	      {
+		grub_size_t insertlen;
+		grub_ssize_t t;
+		grub_uint32_t *insert;
+
+		insertlen = grub_strlen (insertu8);
+		insert = grub_malloc ((insertlen + 1) * sizeof (grub_uint32_t));
+		if (!insert)
+		  {
+		    grub_free (insertu8);
+		    grub_print_error ();
+		    grub_errno = GRUB_ERR_NONE;
+		    break;
+		  }
+		t = grub_utf8_to_ucs4 (insert, insertlen,
+				       (grub_uint8_t *) insertu8,
+				       insertlen, 0);
+		if (t > 0)
+		  {
+		    insert[t] = 0;
+		    cl_insert (insert);
+		  }
+
+		grub_free (insertu8);
+		grub_free (insert);
+	      }
+	  }
+	  break;
+
+	case 11:	/* Ctrl-k */
+	  if (lpos < llen)
+	    {
+	      if (kill_buf)
+		grub_free (kill_buf);
+
+	      kill_buf = grub_malloc ((llen - lpos + 1)
+				      * sizeof (grub_uint32_t));
+	      if (grub_errno)
+		{
+		  grub_print_error ();
+		  grub_errno = GRUB_ERR_NONE;
+		}
+	      else
+		{
+		  grub_memcpy (kill_buf, buf + lpos,
+			       (llen - lpos + 1) * sizeof (grub_uint32_t));
+		  kill_buf[llen - lpos] = 0;
+		}
+
+	      cl_delete (llen - lpos);
+	    }
+	  break;
+
+	case 14:	/* Ctrl-n */
+	  {
+	    grub_uint32_t *hist;
+
+	    lpos = 0;
+
+	    if (histpos > 0)
+	      {
+		grub_history_replace (histpos, buf, llen);
+		histpos--;
+	      }
+
+	    cl_delete (llen);
+	    hist = grub_history_get (histpos);
+	    cl_insert (hist);
+
+	    break;
+	  }
+	case 16:	/* Ctrl-p */
+	  {
+	    grub_uint32_t *hist;
+
+	    lpos = 0;
+
+	    if (histpos < hist_used - 1)
+	      {
+		grub_history_replace (histpos, buf, llen);
+		histpos++;
+	      }
+
+	    cl_delete (llen);
+	    hist = grub_history_get (histpos);
+
+	    cl_insert (hist);
+	  }
+	  break;
+
+	case 21:	/* Ctrl-u */
+	  if (lpos > 0)
+	    {
+	      grub_size_t n = lpos;
+
+	      if (kill_buf)
+		grub_free (kill_buf);
+
+	      kill_buf = grub_malloc (n + 1);
+	      if (grub_errno)
+		{
+		  grub_print_error ();
+		  grub_errno = GRUB_ERR_NONE;
+		}
+	      if (kill_buf)
+		{
+		  grub_memcpy (kill_buf, buf, n);
+		  kill_buf[n] = '\0';
+		}
+
+	      lpos = 0;
+	      cl_set_pos_all ();
+	      cl_delete (n);
+	    }
+	  break;
+
+	case 25:	/* Ctrl-y */
+	  if (kill_buf)
+	    cl_insert (kill_buf);
+	  break;
+
 	case '\e':
 	  return 0;
 
@@ -437,7 +573,7 @@ grub_cmdline_get (const char *prompt, char cmdline[], unsigned max_len,
 	  if (lpos > 0)
 	    {
 	      lpos--;
-	      cl_set_pos ();
+	      cl_set_pos_all ();
 	    }
           else
             break;
@@ -451,7 +587,7 @@ grub_cmdline_get (const char *prompt, char cmdline[], unsigned max_len,
 	default:
 	  if (grub_isprint (key))
 	    {
-	      char str[2];
+	      grub_uint32_t str[2];
 
 	      str[0] = key;
 	      str[1] = '\0';
@@ -459,28 +595,26 @@ grub_cmdline_get (const char *prompt, char cmdline[], unsigned max_len,
 	    }
 	  break;
 	}
+      grub_refresh ();
     }
 
   grub_putchar ('\n');
   grub_refresh ();
 
-  /* If ECHO_CHAR is NUL, remove leading spaces.  */
+  /* Remove leading spaces.  */
   lpos = 0;
-  if (! echo_char)
+  while (buf[lpos] == ' ')
-    while (buf[lpos] == ' ')
+    lpos++;
-      lpos++;
 
-  if (history)
+  histpos = 0;
+  if (strlen_ucs4 (buf) > 0)
     {
-      histpos = 0;
+      grub_uint32_t empty[] = { 0 };
-      if (grub_strlen (buf) > 0)
+      grub_history_replace (histpos, buf, llen);
-	{
+      grub_history_add (empty, 0);
-	  grub_history_replace (histpos, buf);
-	  grub_history_add ("");
-	}
     }
 
-  grub_memcpy (cmdline, buf + lpos, llen - lpos + 1);
+  ret = grub_ucs4_to_utf8_alloc (buf + lpos, llen - lpos + 1);
-
+  grub_free (buf);
-  return 1;
+  return ret;
 }

normal/color.c

@@ -103,23 +103,31 @@ free_and_return:
   grub_free (fg_name);
 }
 
+static grub_uint8_t color_normal, color_highlight;
+
+static void
+set_colors (void)
+{
+  struct grub_term_output *term;
+
+  FOR_ACTIVE_TERM_OUTPUTS(term)
+  {
+    /* Reloads terminal `normal' and `highlight' colors.  */
+    grub_term_setcolor (term, color_normal, color_highlight);
+
+    /* Propagates `normal' color to terminal current color.  */
+    grub_term_setcolorstate (term, GRUB_TERM_COLOR_NORMAL);
+  }
+}
+
 /* Replace default `normal' colors with the ones specified by user (if any).  */
 char *
 grub_env_write_color_normal (struct grub_env_var *var __attribute__ ((unused)),
 			     const char *val)
 {
-  grub_uint8_t color_normal, color_highlight;
-
-  /* Use old settings in case grub_parse_color_name_pair() has no effect.  */
-  grub_getcolor (&color_normal, &color_highlight);
-
   grub_parse_color_name_pair (&color_normal, val);
 
-  /* Reloads terminal `normal' and `highlight' colors.  */
+  set_colors ();
-  grub_setcolor (color_normal, color_highlight);
-
-  /* Propagates `normal' color to terminal current color.  */
-  grub_setcolorstate (GRUB_TERM_COLOR_NORMAL);
 
   return grub_strdup (val);
 }
@@ -129,21 +137,9 @@ char *
 grub_env_write_color_highlight (struct grub_env_var *var __attribute__ ((unused)),
 				const char *val)
 {
-  grub_uint8_t color_normal, color_highlight;
-
-  /* Use old settings in case grub_parse_color_name_pair() has no effect.  */
-  grub_getcolor (&color_normal, &color_highlight);
-
   grub_parse_color_name_pair (&color_highlight, val);
 
-  /* Reloads terminal `normal' and `highlight' colors.  */
+  set_colors ();
-  grub_setcolor (color_normal, color_highlight);
-
-  /* Propagates `normal' color to terminal current color.
-     Note: Using GRUB_TERM_COLOR_NORMAL here rather than
-     GRUB_TERM_COLOR_HIGHLIGHT is intentional.  We don't want to switch
-     to highlight state just because color was reloaded.  */
-  grub_setcolorstate (GRUB_TERM_COLOR_NORMAL);
 
   return grub_strdup (val);
 }

normal/main.c

@@ -30,9 +30,13 @@
 #include <grub/menu_viewer.h>
 #include <grub/auth.h>
 #include <grub/i18n.h>
+#include <grub/charset.h>
 
 #define GRUB_DEFAULT_HISTORY_SIZE	50
 
+static int nested_level = 0;
+int grub_normal_exit_level = 0;
+
 /* Read a line from the file FILE.  */
 char *
 grub_file_getline (grub_file_t file)
@@ -372,7 +376,21 @@ read_config_file (const char *config)
   if (! file)
     return 0;
 
-  grub_reader_loop (getline);
+  while (1)
+    {
+      char *line;
+
+      /* Print an error, if any.  */
+      grub_print_error ();
+      grub_errno = GRUB_ERR_NONE;
+
+      if ((getline (&line, 0)) || (! line))
+	break;
+
+      grub_parser_get_current ()->parse_line (line, getline);
+      grub_free (line);
+    }
+
   grub_file_close (file);
 
   if (old_parser)
@@ -383,7 +401,7 @@ read_config_file (const char *config)
 
 /* Initialize the screen.  */
 void
-grub_normal_init_page (void)
+grub_normal_init_page (struct grub_term_output *term)
 {
   int msg_len;
   int posx;
@@ -391,14 +409,13 @@ grub_normal_init_page (void)
 
   char *msg_formatted = grub_malloc (grub_strlen(msg) +
   				     grub_strlen(PACKAGE_VERSION));
- 
-  grub_cls ();
-
-  grub_sprintf (msg_formatted, msg, PACKAGE_VERSION);
-
   grub_uint32_t *unicode_msg;
   grub_uint32_t *last_position;
  
+  grub_term_cls (term);
+
+  grub_sprintf (msg_formatted, msg, PACKAGE_VERSION);
+ 
   msg_len = grub_utf8_to_ucs4_alloc (msg_formatted,
   				     &unicode_msg, &last_position);
  
@@ -407,17 +424,15 @@ grub_normal_init_page (void)
       return;
     }
 
-  posx = grub_getstringwidth (unicode_msg, last_position);
+  posx = grub_getstringwidth (unicode_msg, last_position, term);
-  posx = (GRUB_TERM_WIDTH - posx) / 2;
+  posx = (grub_term_width (term) - posx) / 2;
-  grub_gotoxy (posx, 1);
+  grub_term_gotoxy (term, posx, 1);
 
-  grub_print_ucs4 (unicode_msg, last_position);
+  grub_print_ucs4 (unicode_msg, last_position, term);
   grub_printf("\n\n");
   grub_free (unicode_msg);
 }
 
-static int reader_nested;
-
 static char *
 read_lists (struct grub_env_var *var __attribute__ ((unused)),
 	    const char *val)
@@ -425,6 +440,7 @@ read_lists (struct grub_env_var *var __attribute__ ((unused)),
   read_command_list ();
   read_fs_list ();
   read_crypto_list ();
+  read_terminal_list ();
   return val ? grub_strdup (val) : NULL;
 }
 
@@ -440,8 +456,6 @@ grub_normal_execute (const char *config, int nested, int batch)
   grub_register_variable_hook ("prefix", NULL, read_lists);
   grub_command_execute ("parser.grub", 0, 0);
 
-  reader_nested = nested;
-
   if (config)
     {
       menu = read_config_file (config);
@@ -454,7 +468,7 @@ grub_normal_execute (const char *config, int nested, int batch)
     {
       if (menu && menu->size)
 	{
-	  grub_menu_viewer_show_menu (menu, nested);
+	  grub_show_menu (menu, nested);
 	  if (nested)
 	    free_menu (menu);
 	}
@@ -465,21 +479,24 @@ grub_normal_execute (const char *config, int nested, int batch)
 void
 grub_enter_normal_mode (const char *config)
 {
+  nested_level++;
   grub_normal_execute (config, 0, 0);
+  grub_cmdline_run (0);
+  nested_level--;
+  if (grub_normal_exit_level)
+    grub_normal_exit_level--;
 }
 
 /* Enter normal mode from rescue mode.  */
 static grub_err_t
-grub_cmd_normal (struct grub_command *cmd,
+grub_cmd_normal (struct grub_command *cmd __attribute__ ((unused)),
 		 int argc, char *argv[])
 {
-  grub_unregister_command (cmd);
-
   if (argc == 0)
     {
       /* Guess the config filename. It is necessary to make CONFIG static,
 	 so that it won't get broken by longjmp.  */
-      static char *config;
+      char *config;
       const char *prefix;
 
       prefix = grub_env_get ("prefix");
@@ -503,10 +520,82 @@ quit:
   return 0;
 }
 
+/* Exit from normal mode to rescue mode.  */
+static grub_err_t
+grub_cmd_normal_exit (struct grub_command *cmd __attribute__ ((unused)),
+		      int argc __attribute__ ((unused)),
+		      char *argv[] __attribute__ ((unused)))
+{
+  if (nested_level <= grub_normal_exit_level)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, "not in normal environment");
+  grub_normal_exit_level++;
+  return GRUB_ERR_NONE;
+}
+
+static grub_err_t
+grub_normal_reader_init (int nested)
+{
+  struct grub_term_output *term;
+  const char *msg = _("Minimal BASH-like line editing is supported. For "
+		      "the first word, TAB lists possible command completions. Anywhere "
+		      "else TAB lists possible device or file completions. %s");
+  const char *msg_esc = _("ESC at any time exits.");
+  char *msg_formatted = grub_malloc (sizeof (char) * (grub_strlen (msg) +
+                grub_strlen(msg_esc) + 1));
+
+  grub_sprintf (msg_formatted, msg, nested ? msg_esc : "");
+
+  FOR_ACTIVE_TERM_OUTPUTS(term)
+  {
+    grub_normal_init_page (term);
+    grub_term_setcursor (term, 1);
+    
+    grub_print_message_indented (msg_formatted, 3, STANDARD_MARGIN, term);
+    grub_puts ("\n");
+  }
+  grub_free (msg_formatted);
+ 
+  return 0;
+}
+
+
+static grub_err_t
+grub_normal_read_line_real (char **line, int cont, int nested)
+{
+  grub_parser_t parser = grub_parser_get_current ();
+  char prompt[sizeof(">") + grub_strlen (parser->name)];
+
+  if (cont)
+    grub_sprintf (prompt, ">");
+  else
+    grub_sprintf (prompt, "%s>", parser->name);
+
+  while (1)
+    {
+      *line = grub_cmdline_get (prompt);
+      if (*line)
+	break;
+
+      if (cont || nested)
+	{
+	  grub_free (*line);
+	  *line = 0;
+	  return grub_errno;
+	}
+    }
+
+  return 0;
+}
+
+static grub_err_t
+grub_normal_read_line (char **line, int cont)
+{
+  return grub_normal_read_line_real (line, cont, 0);
+}
+
 void
 grub_cmdline_run (int nested)
 {
-  grub_reader_t reader;
   grub_err_t err = GRUB_ERR_NONE;
 
   err = grub_auth_check_authentication (NULL);
@@ -518,72 +607,28 @@ grub_cmdline_run (int nested)
       return;
     }
 
-  reader = grub_reader_get_current ();
+  grub_normal_reader_init (nested);
-
-  reader_nested = nested;
-  if (reader->init)
-    reader->init ();
-  grub_reader_loop (0);
-}
-
-static grub_err_t
-grub_normal_reader_init (void)
-{
-  grub_normal_init_page ();
-  grub_setcursor (1);
-
-  const char *msg = _("Minimal BASH-like line editing is supported. For "
-		      "the first word, TAB lists possible command completions. Anywhere "
-		      "else TAB lists possible device or file completions. %s");
-
-  const char *msg_esc = _("ESC at any time exits.");
-
-  char *msg_formatted = grub_malloc (sizeof (char) * (grub_strlen (msg) +
-                grub_strlen(msg_esc) + 1));
-
-  grub_sprintf (msg_formatted, msg, reader_nested ? msg_esc : "");
-  grub_print_message_indented (msg_formatted, 3, STANDARD_MARGIN);
-  grub_puts ("\n");
-
-  grub_free (msg_formatted);
- 
-  return 0;
-}
-
-static char cmdline[GRUB_MAX_CMDLINE];
-
-static grub_err_t
-grub_normal_read_line (char **line, int cont)
-{
-  grub_parser_t parser = grub_parser_get_current ();
-  char prompt[sizeof(">") + grub_strlen (parser->name)];
-
-  grub_sprintf (prompt, "%s>", parser->name);
 
   while (1)
     {
-      cmdline[0] = 0;
+      char *line;
-      if (grub_cmdline_get (prompt, cmdline, sizeof (cmdline), 0, 1, 1))
+
+      if (grub_normal_exit_level)
 	break;
 
-      if ((reader_nested) || (cont))
+      /* Print an error, if any.  */
-	{
+      grub_print_error ();
-	  *line = 0;
+      grub_errno = GRUB_ERR_NONE;
-	  return grub_errno;
+
-	}
+      grub_normal_read_line_real (&line, 0, nested);
+      if (! line)
+	break;
+
+      grub_parser_get_current ()->parse_line (line, grub_normal_read_line);
+      grub_free (line);
     }
-
-  *line = grub_strdup (cmdline);
-  return 0;
 }
 
-static struct grub_reader grub_normal_reader =
-  {
-    .name = "normal",
-    .init = grub_normal_reader_init,
-    .read_line = grub_normal_read_line
-  };
-
 static char *
 grub_env_write_pager (struct grub_env_var *var __attribute__ ((unused)),
 		      const char *val)
@@ -598,17 +643,15 @@ GRUB_MOD_INIT(normal)
   if (mod)
     grub_dl_ref (mod);
 
-  grub_menu_viewer_register (&grub_normal_text_menu_viewer);
-
   grub_set_history (GRUB_DEFAULT_HISTORY_SIZE);
 
-  grub_reader_register ("normal", &grub_normal_reader);
-  grub_reader_set_current (&grub_normal_reader);
   grub_register_variable_hook ("pager", 0, grub_env_write_pager);
 
   /* Register a command "normal" for the rescue mode.  */
-  grub_register_command_prio ("normal", grub_cmd_normal,
+  grub_register_command ("normal", grub_cmd_normal,
-			      0, "Enter normal mode.", 0);
+			 0, "Enter normal mode.");
+  grub_register_command ("normal_exit", grub_cmd_normal_exit,
+			 0, "Exit from normal mode.");
 
   /* Reload terminal colors when these variables are written to.  */
   grub_register_variable_hook ("color_normal", NULL, grub_env_write_color_normal);
@@ -622,7 +665,6 @@ GRUB_MOD_INIT(normal)
 GRUB_MOD_FINI(normal)
 {
   grub_set_history (0);
-  grub_reader_unregister (&grub_normal_reader);
   grub_register_variable_hook ("pager", 0, 0);
   grub_fs_autoload_hook = 0;
   free_handler_list ();

normal/menu.c

@@ -27,6 +27,26 @@
 #include <grub/command.h>
 #include <grub/parser.h>
 #include <grub/auth.h>
+#include <grub/i18n.h>
+#include <grub/term.h>
+
+/* Time to delay after displaying an error message about a default/fallback
+   entry failing to boot.  */
+#define DEFAULT_ENTRY_ERROR_DELAY_MS  2500
+
+grub_err_t (*grub_gfxmenu_try_hook) (int entry, grub_menu_t menu,
+				     int nested) = NULL;
+
+/* Wait until the user pushes any key so that the user
+   can see what happened.  */
+void
+grub_wait_after_message (void)
+{
+  grub_putchar ('\n');
+  grub_printf_ (N_("Press any key to continue..."));
+  (void) grub_getkey ();
+  grub_putchar ('\n');
+}
 
 /* Get a menu entry by its index in the entry list.  */
 grub_menu_entry_t
@@ -178,3 +198,378 @@ grub_menu_execute_with_fallback (grub_menu_t menu,
 
   callback->notify_failure (callback_data);
 }
+
+static struct grub_menu_viewer *viewers;
+
+static void
+menu_set_chosen_entry (int entry)
+{
+  struct grub_menu_viewer *cur;
+  for (cur = viewers; cur; cur = cur->next)
+    cur->set_chosen_entry (entry, cur->data);
+}
+
+static void
+menu_print_timeout (int timeout)
+{
+  struct grub_menu_viewer *cur;
+  for (cur = viewers; cur; cur = cur->next)
+    cur->print_timeout (timeout, cur->data);
+}
+
+static void
+menu_fini (void)
+{
+  struct grub_menu_viewer *cur, *next;
+  for (cur = viewers; cur; cur = next)
+    {
+      next = cur->next;
+      cur->fini (cur->data);
+      grub_free (cur);
+    }
+  viewers = NULL;
+}
+
+static void
+menu_init (int entry, grub_menu_t menu, int nested)
+{
+  struct grub_term_output *term;
+
+  FOR_ACTIVE_TERM_OUTPUTS(term)
+  {
+    grub_err_t err;
+
+    if (grub_gfxmenu_try_hook && grub_strcmp (term->name, "gfxterm") == 0)
+      {
+	err = grub_gfxmenu_try_hook (entry, menu, nested);
+	if(!err)
+	  continue;
+	grub_print_error ();
+	grub_errno = GRUB_ERR_NONE;
+      }
+
+    err = grub_menu_try_text (term, entry, menu, nested);
+    if(!err)
+      continue;
+    grub_print_error ();
+    grub_errno = GRUB_ERR_NONE;
+  }
+}
+
+static void
+clear_timeout (void)
+{
+  struct grub_menu_viewer *cur;
+  for (cur = viewers; cur; cur = cur->next)
+    cur->clear_timeout (cur->data);
+}
+
+void
+grub_menu_register_viewer (struct grub_menu_viewer *viewer)
+{
+  viewer->next = viewers;
+  viewers = viewer;
+}
+
+/* Get the entry number from the variable NAME.  */
+static int
+get_entry_number (const char *name)
+{
+  char *val;
+  int entry;
+
+  val = grub_env_get (name);
+  if (! val)
+    return -1;
+
+  grub_error_push ();
+
+  entry = (int) grub_strtoul (val, 0, 0);
+
+  if (grub_errno != GRUB_ERR_NONE)
+    {
+      grub_errno = GRUB_ERR_NONE;
+      entry = -1;
+    }
+
+  grub_error_pop ();
+
+  return entry;
+}
+
+#define GRUB_MENU_PAGE_SIZE 10
+
+/* Show the menu and handle menu entry selection.  Returns the menu entry
+   index that should be executed or -1 if no entry should be executed (e.g.,
+   Esc pressed to exit a sub-menu or switching menu viewers).
+   If the return value is not -1, then *AUTO_BOOT is nonzero iff the menu
+   entry to be executed is a result of an automatic default selection because
+   of the timeout.  */
+static int
+run_menu (grub_menu_t menu, int nested, int *auto_boot)
+{
+  grub_uint64_t saved_time;
+  int default_entry, current_entry;
+  int timeout;
+
+  default_entry = get_entry_number ("default");
+
+  /* If DEFAULT_ENTRY is not within the menu entries, fall back to
+     the first entry.  */
+  if (default_entry < 0 || default_entry >= menu->size)
+    default_entry = 0;
+
+  /* If timeout is 0, drawing is pointless (and ugly).  */
+  if (grub_menu_get_timeout () == 0)
+    {
+      *auto_boot = 1;
+      return default_entry;
+    }
+
+  current_entry = default_entry;
+
+  /* Initialize the time.  */
+  saved_time = grub_get_time_ms ();
+
+ refresh:
+  menu_init (current_entry, menu, nested);
+
+  timeout = grub_menu_get_timeout ();
+
+  if (timeout > 0)
+    menu_print_timeout (timeout);
+
+  while (1)
+    {
+      int c;
+      timeout = grub_menu_get_timeout ();
+
+      if (grub_normal_exit_level)
+	return -1;
+
+      if (timeout > 0)
+	{
+	  grub_uint64_t current_time;
+
+	  current_time = grub_get_time_ms ();
+	  if (current_time - saved_time >= 1000)
+	    {
+	      timeout--;
+	      grub_menu_set_timeout (timeout);
+	      saved_time = current_time;
+	      menu_print_timeout (timeout);
+	    }
+	}
+
+      if (timeout == 0)
+	{
+	  grub_env_unset ("timeout");
+          *auto_boot = 1;
+	  menu_fini ();
+	  return default_entry;
+	}
+
+      if (grub_checkkey () >= 0 || timeout < 0)
+	{
+	  c = GRUB_TERM_ASCII_CHAR (grub_getkey ());
+
+	  if (timeout >= 0)
+	    {
+	      grub_env_unset ("timeout");
+	      grub_env_unset ("fallback");
+	      clear_timeout ();
+	    }
+
+	  switch (c)
+	    {
+	    case GRUB_TERM_HOME:
+	      current_entry = 0;
+	      menu_set_chosen_entry (current_entry);
+	      break;
+
+	    case GRUB_TERM_END:
+	      current_entry = menu->size - 1;
+	      menu_set_chosen_entry (current_entry);
+	      break;
+
+	    case GRUB_TERM_UP:
+	    case '^':
+	      if (current_entry > 0)
+		current_entry--;
+	      menu_set_chosen_entry (current_entry);
+	      break;
+
+	    case GRUB_TERM_DOWN:
+	    case 'v':
+	      if (current_entry < menu->size - 1)
+		current_entry++;
+	      menu_set_chosen_entry (current_entry);
+	      break;
+
+	    case GRUB_TERM_PPAGE:
+	      if (current_entry < GRUB_MENU_PAGE_SIZE)
+		current_entry = 0;
+	      else
+		current_entry -= GRUB_MENU_PAGE_SIZE;
+	      menu_set_chosen_entry (current_entry);
+	      break;
+
+	    case GRUB_TERM_NPAGE:
+	      if (current_entry + GRUB_MENU_PAGE_SIZE < menu->size)
+		current_entry += GRUB_MENU_PAGE_SIZE;
+	      else
+		current_entry = menu->size - 1;
+	      menu_set_chosen_entry (current_entry);
+	      break;
+
+	    case '\n':
+	    case '\r':
+	    case 6:
+	      menu_fini ();
+              *auto_boot = 0;
+	      return current_entry;
+
+	    case '\e':
+	      if (nested)
+		{
+		  menu_fini ();
+		  return -1;
+		}
+	      break;
+
+	    case 'c':
+	      menu_fini ();
+	      grub_cmdline_run (1);
+	      goto refresh;
+
+	    case 'e':
+	      menu_fini ();
+		{
+		  grub_menu_entry_t e = grub_menu_get_entry (menu, current_entry);
+		  if (e)
+		    grub_menu_entry_run (e);
+		}
+	      goto refresh;
+
+	    default:
+	      break;
+	    }
+	}
+    }
+
+  /* Never reach here.  */
+  return -1;
+}
+
+/* Callback invoked immediately before a menu entry is executed.  */
+static void
+notify_booting (grub_menu_entry_t entry,
+		void *userdata __attribute__((unused)))
+{
+  grub_printf ("  ");
+  grub_printf_ (N_("Booting \'%s\'"), entry->title);
+  grub_printf ("\n\n");
+}
+
+/* Callback invoked when a default menu entry executed because of a timeout
+   has failed and an attempt will be made to execute the next fallback
+   entry, ENTRY.  */
+static void
+notify_fallback (grub_menu_entry_t entry,
+		 void *userdata __attribute__((unused)))
+{
+  grub_printf ("\n   ");
+  grub_printf_ (N_("Falling back to \'%s\'"), entry->title);
+  grub_printf ("\n\n");
+  grub_millisleep (DEFAULT_ENTRY_ERROR_DELAY_MS);
+}
+
+/* Callback invoked when a menu entry has failed and there is no remaining
+   fallback entry to attempt.  */
+static void
+notify_execution_failure (void *userdata __attribute__((unused)))
+{
+  if (grub_errno != GRUB_ERR_NONE)
+    {
+      grub_print_error ();
+      grub_errno = GRUB_ERR_NONE;
+    }
+  grub_printf ("\n  ");
+  grub_printf_ (N_("Failed to boot default entries.\n"));
+  grub_wait_after_message ();
+}
+
+/* Callbacks used by the text menu to provide user feedback when menu entries
+   are executed.  */
+static struct grub_menu_execute_callback execution_callback =
+{
+  .notify_booting = notify_booting,
+  .notify_fallback = notify_fallback,
+  .notify_failure = notify_execution_failure
+};
+
+static grub_err_t
+show_menu (grub_menu_t menu, int nested)
+{
+  while (1)
+    {
+      int boot_entry;
+      grub_menu_entry_t e;
+      int auto_boot;
+
+      boot_entry = run_menu (menu, nested, &auto_boot);
+      if (boot_entry < 0)
+	break;
+
+      e = grub_menu_get_entry (menu, boot_entry);
+      if (! e)
+	continue; /* Menu is empty.  */
+
+      grub_cls ();
+
+      if (auto_boot)
+        {
+          grub_menu_execute_with_fallback (menu, e, &execution_callback, 0);
+        }
+      else
+        {
+          grub_errno = GRUB_ERR_NONE;
+          grub_menu_execute_entry (e);
+          if (grub_errno != GRUB_ERR_NONE)
+            {
+              grub_print_error ();
+              grub_errno = GRUB_ERR_NONE;
+              grub_wait_after_message ();
+            }
+        }
+    }
+
+  return GRUB_ERR_NONE;
+}
+
+grub_err_t
+grub_show_menu (grub_menu_t menu, int nested)
+{
+  grub_err_t err1, err2;
+
+  while (1)
+    {
+      err1 = show_menu (menu, nested);
+      grub_print_error ();
+
+      if (grub_normal_exit_level)
+	break;
+
+      err2 = grub_auth_check_authentication (NULL);
+      if (err2)
+	{
+	  grub_print_error ();
+	  grub_errno = GRUB_ERR_NONE;
+	  continue;
+	}
+
+      break;
+    }
+
+  return err1;
+}

normal/menu_text.c

@@ -26,88 +26,66 @@
 #include <grub/env.h>
 #include <grub/menu_viewer.h>
 #include <grub/i18n.h>
-
+#include <grub/charset.h>
-/* Time to delay after displaying an error message about a default/fallback
-   entry failing to boot.  */
-#define DEFAULT_ENTRY_ERROR_DELAY_MS  2500
 
 static grub_uint8_t grub_color_menu_normal;
 static grub_uint8_t grub_color_menu_highlight;
 
-/* Wait until the user pushes any key so that the user
+struct menu_viewer_data
-   can see what happened.  */
-void
-grub_wait_after_message (void)
 {
-  grub_putchar ('\n');
+  int first, offset;
-  grub_printf_ (N_("Press any key to continue..."));
+  grub_menu_t menu;
-  (void) grub_getkey ();
+  struct grub_term_output *term;
-  grub_putchar ('\n');
+};
+
+static void
+print_spaces (int number_spaces, struct grub_term_output *term)
+{
+  int i;
+  for (i = 0; i < number_spaces; i++)
+    grub_putcode (' ', term);
 }
 
 void
 grub_print_ucs4 (const grub_uint32_t * str,
-                const grub_uint32_t * last_position)
+		 const grub_uint32_t * last_position,
+		 struct grub_term_output *term)
 {
   while (str < last_position)
     {
-      grub_putcode (*str);
+      grub_putcode (*str, term);
       str++;
     }
 }
 
-int
-grub_utf8_to_ucs4_alloc (const char *msg, grub_uint32_t **unicode_msg,
-			grub_uint32_t **last_position)
-{
-  grub_ssize_t msg_len = grub_strlen (msg);
-
-  *unicode_msg = grub_malloc (grub_strlen (msg) * sizeof (grub_uint32_t));
- 
-  if (!*unicode_msg)
-    {
-      grub_printf ("utf8_to_ucs4 ERROR1: %s", msg);
-      return -1;
-    }
-
-  msg_len = grub_utf8_to_ucs4 (*unicode_msg, msg_len,
-  			      (grub_uint8_t *) msg, -1, 0);
-
-  *last_position = *unicode_msg + msg_len;
-
-  if (msg_len < 0)
-    {
-      grub_printf ("utf8_to_ucs4 ERROR2: %s", msg);
-      grub_free (*unicode_msg);
-    }
-  return msg_len;
-}
-
 grub_ssize_t
-grub_getstringwidth (grub_uint32_t * str, const grub_uint32_t * last_position)
+grub_getstringwidth (grub_uint32_t * str, const grub_uint32_t * last_position,
+		     struct grub_term_output *term)
 {
   grub_ssize_t width = 0;
 
   while (str < last_position)
     {
-      width += grub_getcharwidth (*str);
+      width += grub_term_getcharwidth (term, *str);
       str++;
     }
   return width;
 }
 
 void
-grub_print_message_indented (const char *msg, int margin_left, int margin_right)
+grub_print_message_indented (const char *msg, int margin_left, int margin_right,
+			     struct grub_term_output *term)
 {
   int line_len;
-  line_len = GRUB_TERM_WIDTH - grub_getcharwidth ('m') *
-    (margin_left + margin_right);
 
   grub_uint32_t *unicode_msg;
   grub_uint32_t *last_position;
 
   int msg_len;
 
+  line_len = grub_term_width (term) - grub_term_getcharwidth (term, 'm') *
+    (margin_left + margin_right);
+
   msg_len = grub_utf8_to_ucs4_alloc (msg, &unicode_msg, &last_position);
 
   if (msg_len < 0)
@@ -124,11 +102,12 @@ grub_print_message_indented (const char *msg, int margin_left, int margin_right)
   while (current_position < last_position)
     {
       if (! first_loop)
-        grub_putchar ('\n');
+        grub_putcode ('\n', term);
      
       next_new_line = (grub_uint32_t *) last_position;
 
-      while (grub_getstringwidth (current_position, next_new_line) > line_len
+      while (grub_getstringwidth (current_position, next_new_line,term) 
+	     > line_len
             || (next_new_line != last_position && *next_new_line != ' '
 		&& next_new_line > current_position))
        {
@@ -141,8 +120,8 @@ grub_print_message_indented (const char *msg, int margin_left, int margin_right)
            (grub_uint32_t *) last_position : next_new_line + line_len;
        }
 
-      grub_print_spaces (margin_left);
+      print_spaces (margin_left, term);
-      grub_print_ucs4 (current_position, next_new_line);
+      grub_print_ucs4 (current_position, next_new_line, term);
 
       next_new_line++;
       current_position = next_new_line;
@@ -153,52 +132,54 @@ grub_print_message_indented (const char *msg, int margin_left, int margin_right)
 
 
 static void
-draw_border (void)
+draw_border (struct grub_term_output *term)
 {
   unsigned i;
 
-  grub_setcolorstate (GRUB_TERM_COLOR_NORMAL);
+  grub_term_setcolorstate (term, GRUB_TERM_COLOR_NORMAL);
 
-  grub_gotoxy (GRUB_TERM_MARGIN, GRUB_TERM_TOP_BORDER_Y);
+  grub_term_gotoxy (term, GRUB_TERM_MARGIN, GRUB_TERM_TOP_BORDER_Y);
-  grub_putcode (GRUB_TERM_DISP_UL);
+  grub_putcode (GRUB_TERM_DISP_UL, term);
-  for (i = 0; i < (unsigned) GRUB_TERM_BORDER_WIDTH - 2; i++)
+  for (i = 0; i < (unsigned) grub_term_border_width (term) - 2; i++)
-    grub_putcode (GRUB_TERM_DISP_HLINE);
+    grub_putcode (GRUB_TERM_DISP_HLINE, term);
-  grub_putcode (GRUB_TERM_DISP_UR);
+  grub_putcode (GRUB_TERM_DISP_UR, term);
 
-  for (i = 0; i < (unsigned) GRUB_TERM_NUM_ENTRIES; i++)
+  for (i = 0; i < (unsigned) grub_term_num_entries (term); i++)
     {
-      grub_gotoxy (GRUB_TERM_MARGIN, GRUB_TERM_TOP_BORDER_Y + i + 1);
+      grub_term_gotoxy (term, GRUB_TERM_MARGIN, GRUB_TERM_TOP_BORDER_Y + i + 1);
-      grub_putcode (GRUB_TERM_DISP_VLINE);
+      grub_putcode (GRUB_TERM_DISP_VLINE, term);
-      grub_gotoxy (GRUB_TERM_MARGIN + GRUB_TERM_BORDER_WIDTH - 1,
+      grub_term_gotoxy (term, GRUB_TERM_MARGIN + grub_term_border_width (term)
-		   GRUB_TERM_TOP_BORDER_Y + i + 1);
+			- 1,
-      grub_putcode (GRUB_TERM_DISP_VLINE);
+			GRUB_TERM_TOP_BORDER_Y + i + 1);
+      grub_putcode (GRUB_TERM_DISP_VLINE, term);
     }
 
-  grub_gotoxy (GRUB_TERM_MARGIN,
+  grub_term_gotoxy (term, GRUB_TERM_MARGIN,
-	       GRUB_TERM_TOP_BORDER_Y + GRUB_TERM_NUM_ENTRIES + 1);
+		    GRUB_TERM_TOP_BORDER_Y + grub_term_num_entries (term) + 1);
-  grub_putcode (GRUB_TERM_DISP_LL);
+  grub_putcode (GRUB_TERM_DISP_LL, term);
-  for (i = 0; i < (unsigned) GRUB_TERM_BORDER_WIDTH - 2; i++)
+  for (i = 0; i < (unsigned) grub_term_border_width (term) - 2; i++)
-    grub_putcode (GRUB_TERM_DISP_HLINE);
+    grub_putcode (GRUB_TERM_DISP_HLINE, term);
-  grub_putcode (GRUB_TERM_DISP_LR);
+  grub_putcode (GRUB_TERM_DISP_LR, term);
 
-  grub_setcolorstate (GRUB_TERM_COLOR_NORMAL);
+  grub_term_setcolorstate (term, GRUB_TERM_COLOR_NORMAL);
 
-  grub_gotoxy (GRUB_TERM_MARGIN,
+  grub_term_gotoxy (term, GRUB_TERM_MARGIN,
-	       (GRUB_TERM_TOP_BORDER_Y + GRUB_TERM_NUM_ENTRIES
+		    (GRUB_TERM_TOP_BORDER_Y + grub_term_num_entries (term)
-		+ GRUB_TERM_MARGIN + 1));
+		     + GRUB_TERM_MARGIN + 1));
 }
 
 static void
-print_message (int nested, int edit)
+print_message (int nested, int edit, struct grub_term_output *term)
 {
-  grub_setcolorstate (GRUB_TERM_COLOR_NORMAL);
+  grub_term_setcolorstate (term, GRUB_TERM_COLOR_NORMAL);
 
   if (edit)
     {
-      grub_putchar ('\n');
+      grub_putcode ('\n', term);
       grub_print_message_indented (_("Minimum Emacs-like screen editing is \
 supported. TAB lists completions. Press Ctrl-x to boot, Ctrl-c for a \
-command-line or ESC to return menu."), STANDARD_MARGIN, STANDARD_MARGIN);
+command-line or ESC to return menu."), STANDARD_MARGIN, STANDARD_MARGIN,
+				   term);
     }
   else
     {
@@ -210,23 +191,33 @@ entry is highlighted.\n");
       grub_sprintf (msg_translated, msg, (grub_uint32_t) GRUB_TERM_DISP_UP,
                    (grub_uint32_t) GRUB_TERM_DISP_DOWN);
       grub_putchar ('\n');
-      grub_print_message_indented (msg_translated, STANDARD_MARGIN, STANDARD_MARGIN);
+      grub_print_message_indented (msg_translated, STANDARD_MARGIN,
+				   STANDARD_MARGIN, term);
 
       grub_free (msg_translated);
 
-      grub_print_message_indented (_("Press enter to execute the selected \
-entry, \'e\' to edit the commands before booting or \'c\' for a command-line.\n"), STANDARD_MARGIN, STANDARD_MARGIN);
-
       if (nested)
-        {
+	{
-          grub_printf ("\n        ");
+	  grub_print_message_indented
-          grub_printf_ (N_("ESC to return previous menu."));
+	    (_("Press enter to boot the selected OS, "
-        }
+	       "\'e\' to edit the commands before booting "
+	       "or \'c\' for a command-line. ESC to return previous menu.\n"),
+	     STANDARD_MARGIN, STANDARD_MARGIN, term);
+	}
+      else
+	{
+	  grub_print_message_indented
+	    (_("Press enter to boot the selected OS, "
+	       "\'e\' to edit the commands before booting "
+	       "or \'c\' for a command-line.\n"),
+	     STANDARD_MARGIN, STANDARD_MARGIN, term);
+	}	
     }
 }
 
 static void
-print_entry (int y, int highlight, grub_menu_entry_t entry)
+print_entry (int y, int highlight, grub_menu_entry_t entry,
+	     struct grub_term_output *term)
 {
   int x;
   const char *title;
@@ -252,482 +243,245 @@ print_entry (int y, int highlight, grub_menu_entry_t entry)
       return;
     }
 
-  grub_getcolor (&old_color_normal, &old_color_highlight);
+  grub_term_getcolor (term, &old_color_normal, &old_color_highlight);
-  grub_setcolor (grub_color_menu_normal, grub_color_menu_highlight);
+  grub_term_setcolor (term, grub_color_menu_normal, grub_color_menu_highlight);
-  grub_setcolorstate (highlight
+  grub_term_setcolorstate (term, highlight
-		      ? GRUB_TERM_COLOR_HIGHLIGHT
+			   ? GRUB_TERM_COLOR_HIGHLIGHT
-		      : GRUB_TERM_COLOR_NORMAL);
+			   : GRUB_TERM_COLOR_NORMAL);
 
-  grub_gotoxy (GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_MARGIN, y);
+  grub_term_gotoxy (term, GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_MARGIN, y);
 
   for (x = GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_MARGIN + 1, i = 0;
-       x < GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_BORDER_WIDTH - GRUB_TERM_MARGIN;
+       x < (int) (GRUB_TERM_LEFT_BORDER_X + grub_term_border_width (term)
+		  - GRUB_TERM_MARGIN);
        i++)
     {
       if (i < len
-	  && x <= (GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_BORDER_WIDTH
+	  && x <= (int) (GRUB_TERM_LEFT_BORDER_X + grub_term_border_width (term)
-		   - GRUB_TERM_MARGIN - 1))
+			 - GRUB_TERM_MARGIN - 1))
 	{
 	  grub_ssize_t width;
 
-	  width = grub_getcharwidth (unicode_title[i]);
+	  width = grub_term_getcharwidth (term, unicode_title[i]);
 
-	  if (x + width > (GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_BORDER_WIDTH
+	  if (x + width > (int) (GRUB_TERM_LEFT_BORDER_X 
-			   - GRUB_TERM_MARGIN - 1))
+				 + grub_term_border_width (term)
-	    grub_putcode (GRUB_TERM_DISP_RIGHT);
+				 - GRUB_TERM_MARGIN - 1))
+	    grub_putcode (GRUB_TERM_DISP_RIGHT, term);
 	  else
-	    grub_putcode (unicode_title[i]);
+	    grub_putcode (unicode_title[i], term);
 
 	  x += width;
 	}
       else
 	{
-	  grub_putchar (' ');
+	  grub_putcode (' ', term);
 	  x++;
 	}
     }
-  grub_setcolorstate (GRUB_TERM_COLOR_NORMAL);
+  grub_term_setcolorstate (term, GRUB_TERM_COLOR_NORMAL);
-  grub_putchar (' ');
+  grub_putcode (' ', term);
 
-  grub_gotoxy (GRUB_TERM_CURSOR_X, y);
+  grub_term_gotoxy (term, grub_term_cursor_x (term), y);
 
-  grub_setcolor (old_color_normal, old_color_highlight);
+  grub_term_setcolor (term, old_color_normal, old_color_highlight);
-  grub_setcolorstate (GRUB_TERM_COLOR_NORMAL);
+  grub_term_setcolorstate (term, GRUB_TERM_COLOR_NORMAL);
   grub_free (unicode_title);
 }
 
 static void
-print_entries (grub_menu_t menu, int first, int offset)
+print_entries (grub_menu_t menu, int first, int offset,
+	       struct grub_term_output *term)
 {
   grub_menu_entry_t e;
   int i;
 
-  grub_gotoxy (GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_BORDER_WIDTH,
+  grub_term_gotoxy (term,
-	       GRUB_TERM_FIRST_ENTRY_Y);
+		    GRUB_TERM_LEFT_BORDER_X + grub_term_border_width (term),
+		    GRUB_TERM_FIRST_ENTRY_Y);
 
   if (first)
-    grub_putcode (GRUB_TERM_DISP_UP);
+    grub_putcode (GRUB_TERM_DISP_UP, term);
   else
-    grub_putchar (' ');
+    grub_putcode (' ', term);
 
   e = grub_menu_get_entry (menu, first);
 
-  for (i = 0; i < GRUB_TERM_NUM_ENTRIES; i++)
+  for (i = 0; i < grub_term_num_entries (term); i++)
     {
-      print_entry (GRUB_TERM_FIRST_ENTRY_Y + i, offset == i, e);
+      print_entry (GRUB_TERM_FIRST_ENTRY_Y + i, offset == i, e, term);
       if (e)
 	e = e->next;
     }
 
-  grub_gotoxy (GRUB_TERM_LEFT_BORDER_X + GRUB_TERM_BORDER_WIDTH,
+  grub_term_gotoxy (term, GRUB_TERM_LEFT_BORDER_X
-	       GRUB_TERM_TOP_BORDER_Y + GRUB_TERM_NUM_ENTRIES);
+		    + grub_term_border_width (term),
+		    GRUB_TERM_TOP_BORDER_Y + grub_term_num_entries (term));
 
   if (e)
-    grub_putcode (GRUB_TERM_DISP_DOWN);
+    grub_putcode (GRUB_TERM_DISP_DOWN, term);
   else
-    grub_putchar (' ');
+    grub_putcode (' ', term);
 
-  grub_gotoxy (GRUB_TERM_CURSOR_X, GRUB_TERM_FIRST_ENTRY_Y + offset);
+  grub_term_gotoxy (term, grub_term_cursor_x (term),
+		    GRUB_TERM_FIRST_ENTRY_Y + offset);
 }
 
 /* Initialize the screen.  If NESTED is non-zero, assume that this menu
    is run from another menu or a command-line. If EDIT is non-zero, show
    a message for the menu entry editor.  */
 void
-grub_menu_init_page (int nested, int edit)
+grub_menu_init_page (int nested, int edit,
+		     struct grub_term_output *term)
 {
   grub_uint8_t old_color_normal, old_color_highlight;
 
-  grub_getcolor (&old_color_normal, &old_color_highlight);
+  grub_term_getcolor (term, &old_color_normal, &old_color_highlight);
 
   /* By default, use the same colors for the menu.  */
   grub_color_menu_normal = old_color_normal;
   grub_color_menu_highlight = old_color_highlight;
 
   /* Then give user a chance to replace them.  */
-  grub_parse_color_name_pair (&grub_color_menu_normal, grub_env_get ("menu_color_normal"));
+  grub_parse_color_name_pair (&grub_color_menu_normal,
-  grub_parse_color_name_pair (&grub_color_menu_highlight, grub_env_get ("menu_color_highlight"));
+			      grub_env_get ("menu_color_normal"));
+  grub_parse_color_name_pair (&grub_color_menu_highlight,
+			      grub_env_get ("menu_color_highlight"));
 
-  grub_normal_init_page ();
+  grub_normal_init_page (term);
-  grub_setcolor (grub_color_menu_normal, grub_color_menu_highlight);
+  grub_term_setcolor (term, grub_color_menu_normal, grub_color_menu_highlight);
-  draw_border ();
+  draw_border (term);
-  grub_setcolor (old_color_normal, old_color_highlight);
+  grub_term_setcolor (term, old_color_normal, old_color_highlight);
-  print_message (nested, edit);
+  print_message (nested, edit, term);
-}
-
-/* Get the entry number from the variable NAME.  */
-static int
-get_entry_number (const char *name)
-{
-  char *val;
-  int entry;
-
-  val = grub_env_get (name);
-  if (! val)
-    return -1;
-
-  grub_error_push ();
-
-  entry = (int) grub_strtoul (val, 0, 0);
-
-  if (grub_errno != GRUB_ERR_NONE)
-    {
-      grub_errno = GRUB_ERR_NONE;
-      entry = -1;
-    }
-
-  grub_error_pop ();
-
-  return entry;
 }
 
 static void
-print_timeout (int timeout, int offset)
+menu_text_print_timeout (int timeout, void *dataptr)
 {
   const char *msg =
     _("The highlighted entry will be executed automatically in %ds.");
-
+  struct menu_viewer_data *data = dataptr;
-  grub_gotoxy (0, GRUB_TERM_HEIGHT - 3);
+  char *msg_translated;
-
-  char *msg_translated =
-    grub_malloc (sizeof (char) * grub_strlen (msg) + 5);
-
-  grub_sprintf (msg_translated, msg, timeout);
-  grub_print_message_indented (msg_translated, 3, 0);
- 
   int posx;
-  posx = grub_getxy() >> 8;
-  grub_print_spaces (GRUB_TERM_WIDTH - posx - 1);
 
-  grub_gotoxy (GRUB_TERM_CURSOR_X, GRUB_TERM_FIRST_ENTRY_Y + offset);
+  grub_term_gotoxy (data->term, 0, grub_term_height (data->term) - 3);
-  grub_refresh ();
-}
 
-/* Show the menu and handle menu entry selection.  Returns the menu entry
+  msg_translated = grub_malloc (sizeof (char) * grub_strlen (msg) + 5);
-   index that should be executed or -1 if no entry should be executed (e.g.,
+  if (!msg_translated)
-   Esc pressed to exit a sub-menu or switching menu viewers).
-   If the return value is not -1, then *AUTO_BOOT is nonzero iff the menu
-   entry to be executed is a result of an automatic default selection because
-   of the timeout.  */
-static int
-run_menu (grub_menu_t menu, int nested, int *auto_boot)
-{
-  int first, offset;
-  grub_uint64_t saved_time;
-  int default_entry;
-  int timeout;
-
-  first = 0;
-
-  default_entry = get_entry_number ("default");
-
-  /* If DEFAULT_ENTRY is not within the menu entries, fall back to
-     the first entry.  */
-  if (default_entry < 0 || default_entry >= menu->size)
-    default_entry = 0;
-
-  /* If timeout is 0, drawing is pointless (and ugly).  */
-  if (grub_menu_get_timeout () == 0)
-    {
-      *auto_boot = 1;
-      return default_entry;
-    }
-
-  offset = default_entry;
-  if (offset > GRUB_TERM_NUM_ENTRIES - 1)
-    {
-      first = offset - (GRUB_TERM_NUM_ENTRIES - 1);
-      offset = GRUB_TERM_NUM_ENTRIES - 1;
-    }
-
-  /* Initialize the time.  */
-  saved_time = grub_get_time_ms ();
-
- refresh:
-  grub_setcursor (0);
-  grub_menu_init_page (nested, 0);
-  print_entries (menu, first, offset);
-  grub_refresh ();
-
-  timeout = grub_menu_get_timeout ();
-
-  if (timeout > 0)
-    print_timeout (timeout, offset);
-
-  while (1)
-    {
-      int c;
-      timeout = grub_menu_get_timeout ();
-
-      if (timeout > 0)
-	{
-	  grub_uint64_t current_time;
-
-	  current_time = grub_get_time_ms ();
-	  if (current_time - saved_time >= 1000)
-	    {
-	      timeout--;
-	      grub_menu_set_timeout (timeout);
-	      saved_time = current_time;
-	      print_timeout (timeout, offset);
-	    }
-	}
-
-      if (timeout == 0)
-	{
-	  grub_env_unset ("timeout");
-          *auto_boot = 1;
-	  return default_entry;
-	}
-
-      if (grub_checkkey () >= 0 || timeout < 0)
-	{
-	  c = GRUB_TERM_ASCII_CHAR (grub_getkey ());
-
-	  if (timeout >= 0)
-	    {
-	      grub_gotoxy (0, GRUB_TERM_HEIGHT - 3);
-              grub_print_spaces (GRUB_TERM_WIDTH - 1);
-
-	      grub_env_unset ("timeout");
-	      grub_env_unset ("fallback");
-	      grub_gotoxy (GRUB_TERM_CURSOR_X, GRUB_TERM_FIRST_ENTRY_Y + offset);
-	    }
-
-	  switch (c)
-	    {
-	    case GRUB_TERM_HOME:
-	      first = 0;
-	      offset = 0;
-	      print_entries (menu, first, offset);
-	      break;
-
-	    case GRUB_TERM_END:
-	      offset = menu->size - 1;
-	      if (offset > GRUB_TERM_NUM_ENTRIES - 1)
-		{
-		  first = offset - (GRUB_TERM_NUM_ENTRIES - 1);
-		  offset = GRUB_TERM_NUM_ENTRIES - 1;
-		}
-		print_entries (menu, first, offset);
-	      break;
-
-	    case GRUB_TERM_UP:
-	    case '^':
-	      if (offset > 0)
-		{
-		  print_entry (GRUB_TERM_FIRST_ENTRY_Y + offset, 0,
-			       grub_menu_get_entry (menu, first + offset));
-		  offset--;
-		  print_entry (GRUB_TERM_FIRST_ENTRY_Y + offset, 1,
-			       grub_menu_get_entry (menu, first + offset));
-		}
-	      else if (first > 0)
-		{
-		  first--;
-		  print_entries (menu, first, offset);
-		}
-	      break;
-
-	    case GRUB_TERM_DOWN:
-	    case 'v':
-	      if (menu->size > first + offset + 1)
-		{
-		  if (offset < GRUB_TERM_NUM_ENTRIES - 1)
-		    {
-		      print_entry (GRUB_TERM_FIRST_ENTRY_Y + offset, 0,
-				   grub_menu_get_entry (menu, first + offset));
-		      offset++;
-		      print_entry (GRUB_TERM_FIRST_ENTRY_Y + offset, 1,
-				   grub_menu_get_entry (menu, first + offset));
-		    }
-		  else
-		    {
-		      first++;
-		      print_entries (menu, first, offset);
-		    }
-		}
-	      break;
-
-	    case GRUB_TERM_PPAGE:
-	      if (first == 0)
-		{
-		  offset = 0;
-		}
-	      else
-		{
-		  first -= GRUB_TERM_NUM_ENTRIES;
-
-		  if (first < 0)
-		    {
-		      offset += first;
-		      first = 0;
-		    }
-		}
-	      print_entries (menu, first, offset);
-	      break;
-
-	    case GRUB_TERM_NPAGE:
-	      if (offset == 0)
-		{
-		  offset += GRUB_TERM_NUM_ENTRIES - 1;
-		  if (first + offset >= menu->size)
-		    {
-		      offset = menu->size - first - 1;
-		    }
-		}
-	      else
-		{
-		  first += GRUB_TERM_NUM_ENTRIES;
-
-		  if (first + offset >= menu->size)
-		    {
-		      first -= GRUB_TERM_NUM_ENTRIES;
-		      offset += GRUB_TERM_NUM_ENTRIES;
-
-		      if (offset > menu->size - 1 ||
-			  offset > GRUB_TERM_NUM_ENTRIES - 1)
-			{
-			  offset = menu->size - first - 1;
-			}
-		      if (offset > GRUB_TERM_NUM_ENTRIES)
-			{
-			  first += offset - GRUB_TERM_NUM_ENTRIES + 1;
-			  offset = GRUB_TERM_NUM_ENTRIES - 1;
-			}
-		    }
-		}
-	      print_entries (menu, first, offset);
-	      break;
-
-	    case '\n':
-	    case '\r':
-	    case 6:
-	      grub_setcursor (1);
-              *auto_boot = 0;
-	      return first + offset;
-
-	    case '\e':
-	      if (nested)
-		{
-		  grub_setcursor (1);
-		  return -1;
-		}
-	      break;
-
-	    case 'c':
-	      grub_cmdline_run (1);
-	      goto refresh;
-
-	    case 'e':
-		{
-		  grub_menu_entry_t e = grub_menu_get_entry (menu, first + offset);
-		  if (e)
-		    grub_menu_entry_run (e);
-		}
-	      goto refresh;
-
-	    default:
-	      break;
-	    }
-
-	  grub_refresh ();
-	}
-    }
-
-  /* Never reach here.  */
-  return -1;
-}
-
-/* Callback invoked immediately before a menu entry is executed.  */
-static void
-notify_booting (grub_menu_entry_t entry,
-		void *userdata __attribute__((unused)))
-{
-  grub_printf ("  ");
-  grub_printf_ (N_("Booting \'%s\'"), entry->title);
-  grub_printf ("\n\n");
-}
-
-/* Callback invoked when a default menu entry executed because of a timeout
-   has failed and an attempt will be made to execute the next fallback
-   entry, ENTRY.  */
-static void
-notify_fallback (grub_menu_entry_t entry,
-		 void *userdata __attribute__((unused)))
-{
-  grub_printf ("\n   ");
-  grub_printf_ (N_("Falling back to \'%s\'"), entry->title);
-  grub_printf ("\n\n");
-  grub_millisleep (DEFAULT_ENTRY_ERROR_DELAY_MS);
-}
-
-/* Callback invoked when a menu entry has failed and there is no remaining
-   fallback entry to attempt.  */
-static void
-notify_execution_failure (void *userdata __attribute__((unused)))
-{
-  if (grub_errno != GRUB_ERR_NONE)
     {
       grub_print_error ();
       grub_errno = GRUB_ERR_NONE;
+      return;
     }
-  grub_printf ("\n  ");
+
-  grub_printf_ (N_("Failed to boot default entries.\n"));
+  grub_sprintf (msg_translated, msg, timeout);
-  grub_wait_after_message ();
+  grub_print_message_indented (msg_translated, 3, 0, data->term);
+ 
+  posx = grub_term_getxy (data->term) >> 8;
+  print_spaces (grub_term_width (data->term) - posx - 1, data->term);
+
+  grub_term_gotoxy (data->term,
+		    grub_term_cursor_x (data->term),
+		    GRUB_TERM_FIRST_ENTRY_Y + data->offset);
+  grub_term_refresh (data->term);
 }
 
-/* Callbacks used by the text menu to provide user feedback when menu entries
+static void
-   are executed.  */
+menu_text_set_chosen_entry (int entry, void *dataptr)
-static struct grub_menu_execute_callback execution_callback =
 {
-  .notify_booting = notify_booting,
+  struct menu_viewer_data *data = dataptr;
-  .notify_fallback = notify_fallback,
+  int oldoffset = data->offset;
-  .notify_failure = notify_execution_failure
+  int complete_redraw = 0;
-};
 
-static grub_err_t
+  data->offset = entry - data->first;
-show_text_menu (grub_menu_t menu, int nested)
+  if (data->offset > grub_term_num_entries (data->term) - 1)
-{
-  while (1)
     {
-      int boot_entry;
+      data->first = entry - (grub_term_num_entries (data->term) - 1);
-      grub_menu_entry_t e;
+      data->offset = grub_term_num_entries (data->term) - 1;
-      int auto_boot;
+      complete_redraw = 1;
-
-      boot_entry = run_menu (menu, nested, &auto_boot);
-      if (boot_entry < 0)
-	break;
-
-      e = grub_menu_get_entry (menu, boot_entry);
-      if (! e)
-	continue; /* Menu is empty.  */
-
-      grub_cls ();
-      grub_setcursor (1);
-
-      if (auto_boot)
-        {
-          grub_menu_execute_with_fallback (menu, e, &execution_callback, 0);
-        }
-      else
-        {
-          grub_errno = GRUB_ERR_NONE;
-          grub_menu_execute_entry (e);
-          if (grub_errno != GRUB_ERR_NONE)
-            {
-              grub_print_error ();
-              grub_errno = GRUB_ERR_NONE;
-              grub_wait_after_message ();
-            }
-        }
     }
+  if (data->offset < 0)
+    {
+      data->offset = 0;
+      data->first = entry;
+      complete_redraw = 1;
+    }
+  if (complete_redraw)
+    print_entries (data->menu, data->first, data->offset, data->term);
+  else
+    {
+      print_entry (GRUB_TERM_FIRST_ENTRY_Y + oldoffset, 0,
+		   grub_menu_get_entry (data->menu, data->first + oldoffset),
+		   data->term);
+      print_entry (GRUB_TERM_FIRST_ENTRY_Y + data->offset, 1,
+		   grub_menu_get_entry (data->menu, data->first + data->offset),
+		   data->term);
+    }
+  grub_term_refresh (data->term);
+}
+
+static void
+menu_text_fini (void *dataptr)
+{
+  struct menu_viewer_data *data = dataptr;
+
+  grub_term_setcursor (data->term, 1);
+  grub_term_cls (data->term);
+
+}
+
+static void
+menu_text_clear_timeout (void *dataptr)
+{
+  struct menu_viewer_data *data = dataptr;
+
+  grub_term_gotoxy (data->term, 0, grub_term_height (data->term) - 3);
+  print_spaces (grub_term_width (data->term) - 1, data->term);
+  grub_term_gotoxy (data->term, grub_term_cursor_x (data->term),
+		    GRUB_TERM_FIRST_ENTRY_Y + data->offset);
+  grub_term_refresh (data->term);
+}
+
+grub_err_t 
+grub_menu_try_text (struct grub_term_output *term, 
+		    int entry, grub_menu_t menu, int nested)
+{
+  struct menu_viewer_data *data;
+  struct grub_menu_viewer *instance;
+
+  instance = grub_zalloc (sizeof (*instance));
+  if (!instance)
+    return grub_errno;
+
+  data = grub_zalloc (sizeof (*data));
+  if (!data)
+    {
+      grub_free (instance);
+      return grub_errno;
+    }
+
+  data->term = term;
+  instance->data = data;
+  instance->set_chosen_entry = menu_text_set_chosen_entry;
+  instance->print_timeout = menu_text_print_timeout;
+  instance->clear_timeout = menu_text_clear_timeout;
+  instance->fini = menu_text_fini;
+
+  data->menu = menu;
+
+  data->offset = entry;
+  data->first = 0;
+  if (data->offset > grub_term_num_entries (data->term) - 1)
+    {
+      data->first = data->offset - (grub_term_num_entries (data->term) - 1);
+      data->offset = grub_term_num_entries (data->term) - 1;
+    }
+
+  grub_term_setcursor (data->term, 0);
+  grub_menu_init_page (nested, 0, data->term);
+  print_entries (menu, data->first, data->offset, data->term);
+  grub_term_refresh (data->term);
+  grub_menu_register_viewer (instance);
 
   return GRUB_ERR_NONE;
 }
-
-struct grub_menu_viewer grub_normal_text_menu_viewer =
-{
-  .name = "text",
-  .show_menu = show_text_menu
-};

normal/menu_viewer.c

@@ -1,81 +0,0 @@
-/*
- *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2009  Free Software Foundation, Inc.
- *
- *  GRUB 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.
- *
- *  GRUB is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <grub/mm.h>
-#include <grub/misc.h>
-#include <grub/env.h>
-#include <grub/menu_viewer.h>
-#include <grub/menu.h>
-#include <grub/auth.h>
-
-/* The list of menu viewers.  */
-static grub_menu_viewer_t menu_viewer_list;
-
-void
-grub_menu_viewer_register (grub_menu_viewer_t viewer)
-{
-  viewer->next = menu_viewer_list;
-  menu_viewer_list = viewer;
-}
-
-static grub_menu_viewer_t get_current_menu_viewer (void)
-{
-  const char *selected_name = grub_env_get ("menuviewer");
-
-  /* If none selected, pick the last registered one. */
-  if (selected_name == 0)
-    return menu_viewer_list;
-
-  grub_menu_viewer_t cur;
-  for (cur = menu_viewer_list; cur; cur = cur->next)
-    {
-      if (grub_strcmp (cur->name, selected_name) == 0)
-        return cur;
-    }
-
-  /* Fall back to the first entry (or null).  */
-  return menu_viewer_list;
-}
-
-grub_err_t
-grub_menu_viewer_show_menu (grub_menu_t menu, int nested)
-{
-  grub_menu_viewer_t cur = get_current_menu_viewer ();
-  grub_err_t err1, err2;
-  if (!cur)
-    return grub_error (GRUB_ERR_BAD_ARGUMENT, "no menu viewer available");
-
-  while (1)
-    {
-      err1 = cur->show_menu (menu, nested);
-      grub_print_error ();
-
-      err2 = grub_auth_check_authentication (NULL);
-      if (err2)
-	{
-	  grub_print_error ();
-	  grub_errno = GRUB_ERR_NONE;
-	  continue;
-	}
-
-      break;
-    }
-
-  return err1;
-}
-

normal/term.c

@@ -0,0 +1,252 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2002,2003,2005,2007,2008,2009  Free Software Foundation, Inc.
+ *
+ *  GRUB 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.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/term.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/file.h>
+#include <grub/dl.h>
+#include <grub/env.h>
+#include <grub/normal.h>
+
+/* The amount of lines counted by the pager.  */
+static unsigned grub_more_lines;
+
+/* If the more pager is active.  */
+static int grub_more;
+
+static void
+process_newline (void)
+{
+  struct grub_term_output *cur;
+  unsigned height = -1;
+
+  FOR_ACTIVE_TERM_OUTPUTS(cur)
+    if (grub_term_height (cur) < height)
+      height = grub_term_height (cur);
+  grub_more_lines++;
+
+  if (grub_more && grub_more_lines >= height - 1)
+    {
+      char key;
+      grub_uint16_t *pos;
+
+      pos = grub_term_save_pos ();
+
+      grub_setcolorstate (GRUB_TERM_COLOR_HIGHLIGHT);
+      grub_printf ("--MORE--");
+      grub_setcolorstate (GRUB_TERM_COLOR_STANDARD);
+
+      key = grub_getkey ();
+
+      /* Remove the message.  */
+      grub_term_restore_pos (pos);
+      grub_printf ("        ");
+      grub_term_restore_pos (pos);
+
+      /* Scroll one lines or an entire page, depending on the key.  */
+      if (key == '\r' || key =='\n')
+	grub_more_lines = height - 2;
+      else
+	grub_more_lines = 0;
+    }
+}
+
+void
+grub_set_more (int onoff)
+{
+  if (onoff == 1)
+    grub_more++;
+  else
+    grub_more--;
+
+  grub_more_lines = 0;
+  grub_newline_hook = process_newline;
+}
+
+void
+grub_puts_terminal (const char *str, struct grub_term_output *term)
+{
+  grub_uint32_t code;
+  grub_ssize_t ret;
+  const grub_uint8_t *ptr = (const grub_uint8_t *) str;
+  const grub_uint8_t *end;
+  end = (const grub_uint8_t *) (str + grub_strlen (str));
+
+  while (*ptr)
+    {
+      ret = grub_utf8_to_ucs4 (&code, 1, ptr, end - ptr, &ptr);
+      grub_putcode (code, term);	
+    }
+}
+
+grub_uint16_t *
+grub_term_save_pos (void)
+{
+  struct grub_term_output *cur;
+  unsigned cnt = 0;
+  grub_uint16_t *ret, *ptr;
+  
+  FOR_ACTIVE_TERM_OUTPUTS(cur)
+    cnt++;
+
+  ret = grub_malloc (cnt * sizeof (ret[0]));
+  if (!ret)
+    return NULL;
+
+  ptr = ret;
+  FOR_ACTIVE_TERM_OUTPUTS(cur)
+    *ptr++ = grub_term_getxy (cur);
+
+  return ret;
+}
+
+void
+grub_term_restore_pos (grub_uint16_t *pos)
+{
+  struct grub_term_output *cur;
+  grub_uint16_t *ptr = pos;
+
+  if (!pos)
+    return;
+
+  FOR_ACTIVE_TERM_OUTPUTS(cur)
+  {
+    grub_term_gotoxy (cur, (*ptr & 0xff00) >> 8, *ptr & 0xff);
+    ptr++;
+  }
+}
+
+static void 
+grub_terminal_autoload_free (void)
+{
+  struct grub_term_autoload *cur, *next;
+  unsigned i;
+  for (i = 0; i < 2; i++)
+    for (cur = i ? grub_term_input_autoload : grub_term_output_autoload;
+	 cur; cur = next)
+      {
+	next = cur->next;
+	grub_free (cur->name);
+	grub_free (cur->modname);
+	grub_free (cur);
+      }
+  grub_term_input_autoload = NULL;
+  grub_term_output_autoload = NULL;
+}
+
+
+/* Read the file terminal.lst for auto-loading.  */
+void
+read_terminal_list (void)
+{
+  const char *prefix;
+  char *filename;
+  grub_file_t file;
+  char *buf = NULL;
+
+  prefix = grub_env_get ("prefix");
+  if (!prefix)
+    {
+      grub_errno = GRUB_ERR_NONE;
+      return;
+    }
+  
+  filename = grub_malloc (grub_strlen (prefix) + sizeof ("/terminal.lst"));
+  if (!filename)
+    {
+      grub_errno = GRUB_ERR_NONE;
+      return;
+    }
+
+  grub_sprintf (filename, "%s/terminal.lst", prefix);
+  file = grub_file_open (filename);
+  if (!file)
+    {
+      grub_errno = GRUB_ERR_NONE;
+      return;
+    }
+
+  /* Override previous terminal.lst.  */
+  grub_terminal_autoload_free ();
+
+  for (;; grub_free (buf))
+    {
+      char *p, *name;
+      struct grub_term_autoload *cur;
+      struct grub_term_autoload **target = NULL;
+      
+      buf = grub_file_getline (file);
+	
+      if (! buf)
+	break;
+
+      switch (buf[0])
+	{
+	case 'i':
+	  target = &grub_term_input_autoload;
+	  break;
+
+	case 'o':
+	  target = &grub_term_output_autoload;
+	  break;
+	}
+      if (!target)
+	continue;
+      
+      name = buf + 1;
+            
+      p = grub_strchr (name, ':');
+      if (! p)
+	continue;
+      
+      *p = '\0';
+      while (*++p == ' ')
+	;
+
+      cur = grub_malloc (sizeof (*cur));
+      if (!cur)
+	{
+	  grub_errno = GRUB_ERR_NONE;
+	  continue;
+	}
+      
+      cur->name = grub_strdup (name);
+      if (! name)
+	{
+	  grub_errno = GRUB_ERR_NONE;
+	  grub_free (cur);
+	  continue;
+	}
+	
+      cur->modname = grub_strdup (p);
+      if (! cur->modname)
+	{
+	  grub_errno = GRUB_ERR_NONE;
+	  grub_free (cur);
+	  grub_free (cur->name);
+	  continue;
+	}
+      cur->next = *target;
+      *target = cur;
+    }
+  
+  grub_file_close (file);
+
+  grub_errno = GRUB_ERR_NONE;
+}

term/efi/console.c

@@ -351,8 +351,7 @@ static struct grub_term_output grub_console_term_output =
     .setcolorstate = grub_console_setcolorstate,
     .setcolor = grub_console_setcolor,
     .getcolor = grub_console_getcolor,
-    .setcursor = grub_console_setcursor,
+    .setcursor = grub_console_setcursor
-    .flags = 0,
   };
 
 void

term/i386/pc/console.c

@@ -65,8 +65,7 @@ static struct grub_term_output grub_console_term_output =
     .setcolorstate = grub_console_setcolorstate,
     .setcolor = grub_console_setcolor,
     .getcolor = grub_console_getcolor,
-    .setcursor = grub_console_setcursor,
+    .setcursor = grub_console_setcursor
-    .flags = 0,
   };
 
 void
@@ -79,10 +78,6 @@ grub_console_init (void)
 void
 grub_console_fini (void)
 {
-  /* This is to make sure the console is restored to text mode before
-     we boot.  */
-  grub_term_set_current_output (&grub_console_term_output);
-
   grub_term_unregister_input (&grub_console_term_input);
   grub_term_unregister_output (&grub_console_term_output);
 }

term/i386/pc/serial.c

@@ -31,6 +31,7 @@
 #define TEXT_WIDTH	80
 #define TEXT_HEIGHT	25
 
+static struct grub_term_output grub_serial_term_output;
 static unsigned int xpos, ypos;
 static unsigned int keep_track = 1;
 static unsigned int registered = 0;
@@ -414,7 +415,7 @@ grub_serial_gotoxy (grub_uint8_t x, grub_uint8_t y)
   else
     {
       keep_track = 0;
-      grub_terminfo_gotoxy (x, y);
+      grub_terminfo_gotoxy (x, y, &grub_serial_term_output);
       keep_track = 1;
 
       xpos = x;
@@ -426,7 +427,7 @@ static void
 grub_serial_cls (void)
 {
   keep_track = 0;
-  grub_terminfo_cls ();
+  grub_terminfo_cls (&grub_serial_term_output);
   keep_track = 1;
 
   xpos = ypos = 0;
@@ -440,10 +441,10 @@ grub_serial_setcolorstate (const grub_term_color_state state)
     {
     case GRUB_TERM_COLOR_STANDARD:
     case GRUB_TERM_COLOR_NORMAL:
-      grub_terminfo_reverse_video_off ();
+      grub_terminfo_reverse_video_off (&grub_serial_term_output);
       break;
     case GRUB_TERM_COLOR_HIGHLIGHT:
-      grub_terminfo_reverse_video_on ();
+      grub_terminfo_reverse_video_on (&grub_serial_term_output);
       break;
     default:
       break;
@@ -455,9 +456,9 @@ static void
 grub_serial_setcursor (const int on)
 {
   if (on)
-    grub_terminfo_cursor_on ();
+    grub_terminfo_cursor_on (&grub_serial_term_output);
   else
-    grub_terminfo_cursor_off ();
+    grub_terminfo_cursor_off (&grub_serial_term_output);
 }
 
 static struct grub_term_input grub_serial_term_input =

term/ieee1275/ofconsole.c

@@ -88,7 +88,7 @@ grub_ofconsole_putchar (grub_uint32_t c)
       grub_curr_x++;
       if (grub_curr_x > grub_ofconsole_width)
         {
-          grub_putcode ('\n');
+          grub_ofconsole_putchar ('\n');
           grub_curr_x++;
         }
     }
@@ -319,7 +319,7 @@ grub_ofconsole_cls (void)
    * ANSI escape sequence.  Using video console, Apple Open Firmware (version
    * 3.1.1) only recognizes the literal ^L.  So use both.  */
   grub_ofconsole_writeesc ("\e[2J");
-  grub_gotoxy (0, 0);
+  grub_ofconsole_gotoxy (0, 0);
 }
 
 static void
@@ -414,8 +414,7 @@ static struct grub_term_output grub_ofconsole_term_output =
     .setcolor = grub_ofconsole_setcolor,
     .getcolor = grub_ofconsole_getcolor,
     .setcursor = grub_ofconsole_setcursor,
-    .refresh = grub_ofconsole_refresh,
+    .refresh = grub_ofconsole_refresh
-    .flags = 0,
   };
 
 void

term/terminfo.c

@@ -108,52 +108,52 @@ grub_terminfo_set_current (const char *str)
 
 /* Wrapper for grub_putchar to write strings.  */
 static void
-putstr (const char *str)
+putstr (const char *str, grub_term_output_t oterm)
 {
   while (*str)
-    grub_putchar (*str++);
+    grub_putcode (*str++, oterm);
 }
 
 /* Move the cursor to the given position starting with "0".  */
 void
-grub_terminfo_gotoxy (grub_uint8_t x, grub_uint8_t y)
+grub_terminfo_gotoxy (grub_uint8_t x, grub_uint8_t y, grub_term_output_t oterm)
 {
-  putstr (grub_terminfo_tparm (term.gotoxy, y, x));
+  putstr (grub_terminfo_tparm (term.gotoxy, y, x), oterm);
 }
 
 /* Clear the screen.  */
 void
-grub_terminfo_cls (void)
+grub_terminfo_cls (grub_term_output_t oterm)
 {
-  putstr (grub_terminfo_tparm (term.cls));
+  putstr (grub_terminfo_tparm (term.cls), oterm);
 }
 
 /* Set reverse video mode on.  */
 void
-grub_terminfo_reverse_video_on (void)
+grub_terminfo_reverse_video_on (grub_term_output_t oterm)
 {
-  putstr (grub_terminfo_tparm (term.reverse_video_on));
+  putstr (grub_terminfo_tparm (term.reverse_video_on), oterm);
 }
 
 /* Set reverse video mode off.  */
 void
-grub_terminfo_reverse_video_off (void)
+grub_terminfo_reverse_video_off (grub_term_output_t oterm)
 {
-  putstr (grub_terminfo_tparm (term.reverse_video_off));
+  putstr (grub_terminfo_tparm (term.reverse_video_off), oterm);
 }
 
 /* Show cursor.  */
 void
-grub_terminfo_cursor_on (void)
+grub_terminfo_cursor_on (grub_term_output_t oterm)
 {
-  putstr (grub_terminfo_tparm (term.cursor_on));
+  putstr (grub_terminfo_tparm (term.cursor_on), oterm);
 }
 
 /* Hide cursor.  */
 void
-grub_terminfo_cursor_off (void)
+grub_terminfo_cursor_off (grub_term_output_t oterm)
 {
-  putstr (grub_terminfo_tparm (term.cursor_off));
+  putstr (grub_terminfo_tparm (term.cursor_off), oterm);
 }
 
 /* GRUB Command.  */

util/console.c

@@ -19,14 +19,6 @@
 
 #include <config.h>
 
-#if defined(HAVE_NCURSES_CURSES_H)
-# include <ncurses/curses.h>
-#elif defined(HAVE_NCURSES_H)
-# include <ncurses.h>
-#elif defined(HAVE_CURSES_H)
-# include <curses.h>
-#endif
-
 /* For compatibility.  */
 #ifndef A_NORMAL
 # define A_NORMAL	0
@@ -39,6 +31,14 @@
 #include <grub/term.h>
 #include <grub/types.h>
 
+#if defined(HAVE_NCURSES_CURSES_H)
+# include <ncurses/curses.h>
+#elif defined(HAVE_NCURSES_H)
+# include <ncurses.h>
+#elif defined(HAVE_CURSES_H)
+# include <curses.h>
+#endif
+
 static int grub_console_attr = A_NORMAL;
 
 grub_uint8_t grub_console_cur_color = 7;
@@ -367,8 +367,7 @@ static struct grub_term_output grub_ncurses_term_output =
     .setcolor = grub_ncurses_setcolor,
     .getcolor = grub_ncurses_getcolor,
     .setcursor = grub_ncurses_setcursor,
-    .refresh = grub_ncurses_refresh,
+    .refresh = grub_ncurses_refresh
-    .flags = 0,
   };
 
 void
@@ -376,8 +375,6 @@ grub_console_init (void)
 {
   grub_term_register_output ("console", &grub_ncurses_term_output);
   grub_term_register_input ("console", &grub_ncurses_term_input);
-  grub_term_set_current_output (&grub_ncurses_term_output);
-  grub_term_set_current_input (&grub_ncurses_term_input);
 }
 
 void

util/grub-editenv.c

@@ -46,9 +46,6 @@ grub_refresh (void)
   fflush (stdout);
 }
 
-struct grub_handler_class grub_term_input_class;
-struct grub_handler_class grub_term_output_class;
-
 int
 grub_getkey (void)
 {