Hi,
This patch generate handler.lst using the register functions. In
normal.mod, it reads handler.lst and register commands like:
terminal_output.gfxterm
...
It also rename static function get_line in normal/main.c to grub_file_getline.
--
Bean
diff --git a/Makefile.in b/Makefile.in
index d6e55e7..b24ee2e 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -139,7 +139,7 @@ include $(srcdir)/conf/$(target_cpu)-$(platform).mk
### General targets.
CLEANFILES += $(pkglib_DATA) $(pkgdata_DATA)
-pkglib_DATA += moddep.lst command.lst fs.lst partmap.lst
+pkglib_DATA += moddep.lst command.lst fs.lst partmap.lst handler.lst
moddep.lst: $(DEFSYMFILES) $(UNDSYMFILES) genmoddep.awk
cat $(DEFSYMFILES) /dev/null \
| $(AWK) -f $(srcdir)/genmoddep.awk $(UNDSYMFILES) > $@ \
@@ -154,6 +154,9 @@ fs.lst: $(FSFILES)
partmap.lst: $(PARTMAPFILES)
cat $^ /dev/null | sort > $@
+handler.lst: $(HANDLERFILES)
+ cat $^ /dev/null | sort > $@
+
ifeq (, $(UNIFONT_BDF))
else
diff --git a/conf/i386-pc.rmk b/conf/i386-pc.rmk
index 7dfb854..bd20238 100644
--- a/conf/i386-pc.rmk
+++ b/conf/i386-pc.rmk
@@ -206,7 +206,7 @@ linux_mod_LDFLAGS = $(COMMON_LDFLAGS)
# keep it simpler to update to different architectures.
#
normal_mod_SOURCES = normal/cmdline.c normal/command.c normal/datetime.c \
- normal/completion.c normal/execute.c \
+ normal/completion.c normal/execute.c normal/handler.c \
normal/function.c normal/lexer.c normal/main.c normal/menu.c \
normal/menu_text.c \
normal/color.c \
diff --git a/config.h.in b/config.h.in
index 1a9ed68..e825f7c 100644
--- a/config.h.in
+++ b/config.h.in
@@ -4,9 +4,6 @@
prefixed with an asterisk */
#undef ABSOLUTE_WITHOUT_ASTERISK
-/* Define if building universal (internal helper macro) */
-#undef AC_APPLE_UNIVERSAL_BUILD
-
/* Define it to \"addr32\" or \"addr32;\" to make GAS happy */
#undef ADDR32
@@ -121,52 +118,17 @@
/* Define to 1 if you have the ANSI C header files. */
#undef STDC_HEADERS
-/* Enable extensions on AIX 3, Interix. */
-#ifndef _ALL_SOURCE
-# undef _ALL_SOURCE
-#endif
+/* Define to 1 if your processor stores words with the most significant byte
+ first (like Motorola and SPARC, unlike Intel and VAX). */
+#undef WORDS_BIGENDIAN
+
+/* Number of bits in a file offset, on hosts where this is settable. */
+#undef _FILE_OFFSET_BITS
+
/* Enable GNU extensions on systems that have them. */
#ifndef _GNU_SOURCE
# undef _GNU_SOURCE
#endif
-/* Enable threading extensions on Solaris. */
-#ifndef _POSIX_PTHREAD_SEMANTICS
-# undef _POSIX_PTHREAD_SEMANTICS
-#endif
-/* Enable extensions on HP NonStop. */
-#ifndef _TANDEM_SOURCE
-# undef _TANDEM_SOURCE
-#endif
-/* Enable general extensions on Solaris. */
-#ifndef __EXTENSIONS__
-# undef __EXTENSIONS__
-#endif
-
-
-/* Define WORDS_BIGENDIAN to 1 if your processor stores words with the most
- significant byte first (like Motorola and SPARC, unlike Intel). */
-#if defined AC_APPLE_UNIVERSAL_BUILD
-# if defined __BIG_ENDIAN__
-# define WORDS_BIGENDIAN 1
-# endif
-#else
-# ifndef WORDS_BIGENDIAN
-# undef WORDS_BIGENDIAN
-# endif
-#endif
-
-/* Number of bits in a file offset, on hosts where this is settable. */
-#undef _FILE_OFFSET_BITS
/* Define for large files, on AIX-style hosts. */
#undef _LARGE_FILES
-
-/* Define to 1 if on MINIX. */
-#undef _MINIX
-
-/* Define to 2 if the system does not provide POSIX.1 features except with
- this defined. */
-#undef _POSIX_1_SOURCE
-
-/* Define to 1 if you need to in order for `stat' and other things to work. */
-#undef _POSIX_SOURCE
diff --git a/genhandlerlist.sh b/genhandlerlist.sh
new file mode 100644
index 0000000..6446a98
--- /dev/null
+++ b/genhandlerlist.sh
@@ -0,0 +1,23 @@
+#! /bin/sh
+#
+# Copyright (C) 2009 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_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: $module/;p;}"
diff --git a/genmk.rb b/genmk.rb
index 62e5066..c676a67 100644
--- a/genmk.rb
+++ b/genmk.rb
@@ -143,6 +143,7 @@ endif
command = 'cmd-' + obj.suffix('lst')
fs = 'fs-' + obj.suffix('lst')
partmap = 'partmap-' + obj.suffix('lst')
+ handler = 'handler-' + obj.suffix('lst')
dep = deps[i]
flag = if /\.c$/ =~ src then 'CFLAGS' else 'ASFLAGS' end
extra_flags = if /\.S$/ =~ src then '-DASM_FILE=1' else '' end
@@ -152,10 +153,11 @@ endif
$(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -MD -c -o $@ $<
-include #{dep}
-CLEANFILES += #{command} #{fs} #{partmap}
+CLEANFILES += #{command} #{fs} #{partmap} #{handler}
COMMANDFILES += #{command}
FSFILES += #{fs}
PARTMAPFILES += #{partmap}
+HANDLERFILES += #{handler}
#{command}: #{src} $(#{src}_DEPENDENCIES) gencmdlist.sh
set -e; \
@@ -172,6 +174,10 @@ PARTMAPFILES += #{partmap}
$(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
| sh $(srcdir)/genpartmaplist.sh #{symbolic_name} > $@ || (rm -f $@; exit 1)
+#{handler}: #{src} $(#{src}_DEPENDENCIES) genhandlerlist.sh
+ set -e; \
+ $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
+ | sh $(srcdir)/genhandlerlist.sh #{symbolic_name} > $@ || (rm -f $@; exit 1)
"
end.join('')
diff --git a/include/grub/normal.h b/include/grub/normal.h
index 27978dc..e62e433 100644
--- a/include/grub/normal.h
+++ b/include/grub/normal.h
@@ -26,6 +26,7 @@
#include <grub/env.h>
#include <grub/menu.h>
#include <grub/command.h>
+#include <grub/file.h>
/* The maximum size of a command-line. */
#define GRUB_MAX_CMDLINE 1600
@@ -103,6 +104,10 @@ char *grub_env_write_color_highlight (struct grub_env_var *var, const char *val)
void grub_parse_color_name_pair (grub_uint8_t *ret, const char *name);
void grub_wait_after_message (void);
+char *grub_file_getline (grub_file_t file);
+void read_handler_list (void);
+void free_handler_list (void);
+
#ifdef GRUB_UTIL
void grub_normal_init (void);
void grub_normal_fini (void);
diff --git a/include/grub/term.h b/include/grub/term.h
index 6a35664..d12d0f0 100644
--- a/include/grub/term.h
+++ b/include/grub/term.h
@@ -219,13 +219,15 @@ extern struct grub_handler_class EXPORT_VAR(grub_term_input_class);
extern struct grub_handler_class EXPORT_VAR(grub_term_output_class);
static inline void
-grub_term_register_input (grub_term_input_t term)
+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));
}
static inline void
-grub_term_register_output (grub_term_output_t term)
+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));
}
diff --git a/normal/handler.c b/normal/handler.c
new file mode 100755
index 0000000..f9c2bd6
--- /dev/null
+++ b/normal/handler.c
@@ -0,0 +1,229 @@
+/* handler.c - support handler loading */
+/*
+ * 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/dl.h>
+#include <grub/mm.h>
+#include <grub/err.h>
+#include <grub/env.h>
+#include <grub/misc.h>
+#include <grub/command.h>
+#include <grub/handler.h>
+#include <grub/normal.h>
+
+struct grub_handler_list
+{
+ struct grub_handler_list *next;
+ char *name;
+ grub_command_t cmd;
+};
+
+static grub_list_t handler_list;
+
+static grub_err_t
+grub_handler_cmd (struct grub_command *cmd,
+ int argc __attribute__ ((unused)),
+ char **args __attribute__ ((unused)))
+{
+ char *p;
+ grub_handler_class_t class;
+ grub_handler_t handler;
+
+ p = grub_strchr (cmd->name, '.');
+ if (! p)
+ return grub_error (GRUB_ERR_BAD_ARGUMENT, "invalid command name");
+
+ if (cmd->data)
+ {
+ if (! grub_dl_get (cmd->data))
+ {
+ grub_dl_t mod;
+
+ mod = grub_dl_load (cmd->data);
+ if (mod)
+ grub_dl_ref (mod);
+ else
+ return grub_errno;
+ }
+ grub_free (cmd->data);
+ cmd->data = 0;
+ }
+
+ *p = 0;
+ class = grub_named_list_find (GRUB_AS_NAMED_LIST (grub_handler_class_list),
+ cmd->name);
+ *p = '.';
+
+ if (! class)
+ return grub_error (GRUB_ERR_FILE_NOT_FOUND, "class not found");
+
+
+ handler = grub_named_list_find (GRUB_AS_NAMED_LIST (class->handler_list),
+ p + 1);
+ if (! handler)
+ return grub_error (GRUB_ERR_FILE_NOT_FOUND, "handler not found");
+
+ grub_handler_set_current (class, handler);
+
+ return 0;
+}
+
+static void
+insert_handler (char *name, char *module)
+{
+ struct grub_handler_list *item;
+ char *data;
+
+ item = grub_malloc (sizeof (*item));
+ if (! item)
+ return;
+
+ item->name = grub_strdup (name);
+ if (! item->name)
+ {
+ grub_free (item);
+ return;
+ }
+
+ if (module)
+ {
+ data = grub_strdup (module);
+ if (! data)
+ {
+ grub_free (item->name);
+ grub_free (item);
+ return;
+ }
+ }
+ else
+ data = 0;
+
+ item->cmd = grub_register_command (item->name, grub_handler_cmd, 0,
+ "Set active handler");
+ if (! item->cmd)
+ {
+ grub_free (data);
+ grub_free (item->name);
+ grub_free (item);
+ return;
+ }
+
+ item->cmd->data = data;
+ grub_list_push (&handler_list, GRUB_AS_LIST (item));
+}
+
+/* Read the file handler.lst for auto-loading. */
+void
+read_handler_list (void)
+{
+ const char *prefix;
+ static int first_time = 1;
+ const char *class_name;
+
+ auto int iterate_handler (grub_handler_t handler);
+ int iterate_handler (grub_handler_t handler)
+ {
+ char name[grub_strlen (class_name) + grub_strlen (handler->name) + 2];
+
+ grub_strcpy (name, class_name);
+ grub_strcat (name, ".");
+ grub_strcat (name, handler->name);
+
+ insert_handler (name, 0);
+ return 0;
+ }
+
+ auto int iterate_class (grub_handler_class_t class);
+ int iterate_class (grub_handler_class_t class)
+ {
+ class_name = class->name;
+ grub_list_iterate (GRUB_AS_LIST (class->handler_list),
+ (grub_list_hook_t) iterate_handler);
+
+ return 0;
+ }
+
+ /* Make sure that this function does not get executed twice. */
+ if (! first_time)
+ return;
+ first_time = 0;
+
+ prefix = grub_env_get ("prefix");
+ if (prefix)
+ {
+ char *filename;
+
+ filename = grub_malloc (grub_strlen (prefix) + sizeof ("/handler.lst"));
+ if (filename)
+ {
+ grub_file_t file;
+
+ grub_sprintf (filename, "%s/handler.lst", prefix);
+ file = grub_file_open (filename);
+ if (file)
+ {
+ char *buf = 0;
+ for (;; grub_free(buf))
+ {
+ char *p;
+
+ buf = grub_file_getline (file);
+
+ if (! buf)
+ break;
+
+ if (! grub_isgraph (buf[0]))
+ continue;
+
+ p = grub_strchr (buf, ':');
+ if (! p)
+ continue;
+
+ *p = '\0';
+ while (*++p == ' ')
+ ;
+
+ insert_handler (buf, p);
+ }
+
+ grub_file_close (file);
+ }
+ else
+ grub_list_iterate (GRUB_AS_LIST (grub_handler_class_list),
+ (grub_list_hook_t) iterate_class);
+ grub_free (filename);
+ }
+ }
+
+ /* Ignore errors. */
+ grub_errno = GRUB_ERR_NONE;
+}
+
+void
+free_handler_list (void)
+{
+ struct grub_handler_list *item;
+
+ while ((item = grub_list_pop (&handler_list)) != 0)
+ {
+ grub_free (item->cmd->data);
+ grub_unregister_command (item->cmd);
+ grub_free (item->name);
+ grub_free (item);
+ }
+}
diff --git a/normal/main.c b/normal/main.c
index 9f906d8..5aaeb5f 100644
--- a/normal/main.c
+++ b/normal/main.c
@@ -37,8 +37,8 @@ static grub_fs_module_list_t fs_module_list = 0;
#define GRUB_DEFAULT_HISTORY_SIZE 50
/* Read a line from the file FILE. */
-static char *
-get_line (grub_file_t file)
+char *
+grub_file_getline (grub_file_t file)
{
char c;
int pos = 0;
@@ -310,7 +310,7 @@ read_config_file (const char *config, int nested)
{
currline++;
- *line = get_line (file);
+ *line = grub_file_getline (file);
if (! *line)
return grub_errno;
@@ -343,7 +343,7 @@ read_config_file (const char *config, int nested)
int startline;
char *cmdline;
- cmdline = get_line (file);
+ cmdline = grub_file_getline (file);
if (!cmdline)
break;
@@ -475,7 +475,7 @@ read_command_list (void)
grub_command_t cmd;
int prio = 0;
- buf = get_line (file);
+ buf = grub_file_getline (file);
if (! buf)
break;
@@ -594,7 +594,7 @@ read_fs_list (void)
char *q;
grub_fs_module_list_t fs_mod;
- buf = get_line (file);
+ buf = grub_file_getline (file);
if (! buf)
break;
@@ -650,6 +650,7 @@ grub_normal_execute (const char *config, int nested, int batch)
read_command_list ();
read_fs_list ();
+ read_handler_list ();
if (config)
{
@@ -754,4 +755,5 @@ GRUB_MOD_FINI(normal)
{
grub_set_history (0);
grub_unregister_command (cmd_normal);
+ free_handler_list ();
}
diff --git a/term/efi/console.c b/term/efi/console.c
index 0bf2449..3322b8f 100644
--- a/term/efi/console.c
+++ b/term/efi/console.c
@@ -366,8 +366,8 @@ grub_console_init (void)
return;
}
- grub_term_register_input (&grub_console_term_input);
- grub_term_register_output (&grub_console_term_output);
+ grub_term_register_input ("console", &grub_console_term_input);
+ grub_term_register_output ("console", &grub_console_term_output);
}
void
diff --git a/term/gfxterm.c b/term/gfxterm.c
index dacecf4..4f74346 100644
--- a/term/gfxterm.c
+++ b/term/gfxterm.c
@@ -1155,7 +1155,7 @@ static grub_command_t cmd;
GRUB_MOD_INIT(term_gfxterm)
{
my_mod = mod;
- grub_term_register_output (&grub_video_term);
+ grub_term_register_output ("gfxterm", &grub_video_term);
cmd = grub_register_command ("background_image",
grub_gfxterm_background_image_cmd,
0, "Load background image for active terminal");
diff --git a/term/i386/pc/at_keyboard.c b/term/i386/pc/at_keyboard.c
index ff5246d..0b2a06d 100644
--- a/term/i386/pc/at_keyboard.c
+++ b/term/i386/pc/at_keyboard.c
@@ -226,7 +226,7 @@ static struct grub_term_input grub_at_keyboard_term =
GRUB_MOD_INIT(at_keyboard)
{
- grub_term_register_input (&grub_at_keyboard_term);
+ grub_term_register_input ("at_keyboard", &grub_at_keyboard_term);
}
GRUB_MOD_FINI(at_keyboard)
diff --git a/term/i386/pc/console.c b/term/i386/pc/console.c
index 6c6be46..c880595 100644
--- a/term/i386/pc/console.c
+++ b/term/i386/pc/console.c
@@ -46,8 +46,8 @@ static struct grub_term_output grub_console_term_output =
void
grub_console_init (void)
{
- grub_term_register_output (&grub_console_term_output);
- grub_term_register_input (&grub_console_term_input);
+ grub_term_register_output ("console", &grub_console_term_output);
+ grub_term_register_input ("console", &grub_console_term_input);
}
void
diff --git a/term/i386/pc/serial.c b/term/i386/pc/serial.c
index eacff06..757a06c 100644
--- a/term/i386/pc/serial.c
+++ b/term/i386/pc/serial.c
@@ -577,8 +577,8 @@ grub_cmd_serial (grub_extcmd_t cmd,
/* Register terminal if not yet registered. */
if (registered == 0)
{
- grub_term_register_input (&grub_serial_term_input);
- grub_term_register_output (&grub_serial_term_output);
+ grub_term_register_input ("serial", &grub_serial_term_input);
+ grub_term_register_output ("serial", &grub_serial_term_output);
registered = 1;
}
}
diff --git a/term/i386/pc/vesafb.c b/term/i386/pc/vesafb.c
index 75cbd75..edd0b1a 100644
--- a/term/i386/pc/vesafb.c
+++ b/term/i386/pc/vesafb.c
@@ -599,7 +599,7 @@ static struct grub_term_output grub_vesafb_term =
GRUB_MOD_INIT(vesafb)
{
my_mod = mod;
- grub_term_register_output (&grub_vesafb_term);
+ grub_term_register_output ("vesafb", &grub_vesafb_term);
}
GRUB_MOD_FINI(vesafb)
diff --git a/term/i386/pc/vga.c b/term/i386/pc/vga.c
index af880d5..dd2e25c 100644
--- a/term/i386/pc/vga.c
+++ b/term/i386/pc/vga.c
@@ -25,7 +25,6 @@
#include <grub/types.h>
#include <grub/dl.h>
#include <grub/misc.h>
-#include <grub/normal.h>
#include <grub/font.h>
#define DEBUG_VGA 0
@@ -509,7 +508,7 @@ GRUB_MOD_INIT(vga)
#ifndef GRUB_UTIL
my_mod = mod;
#endif
- grub_term_register_output (&grub_vga_term);
+ grub_term_register_output ("vga", &grub_vga_term);
}
GRUB_MOD_FINI(vga)
diff --git a/term/i386/pc/vga_text.c b/term/i386/pc/vga_text.c
index e067ed6..170f74d 100644
--- a/term/i386/pc/vga_text.c
+++ b/term/i386/pc/vga_text.c
@@ -168,7 +168,7 @@ static struct grub_term_output grub_vga_text_term =
GRUB_MOD_INIT(vga_text)
{
- grub_term_register_output (&grub_vga_text_term);
+ grub_term_register_output ("vga_text", &grub_vga_text_term);
}
GRUB_MOD_FINI(vga_text)
diff --git a/term/ieee1275/ofconsole.c b/term/ieee1275/ofconsole.c
index 70fda9a..0cc0924 100644
--- a/term/ieee1275/ofconsole.c
+++ b/term/ieee1275/ofconsole.c
@@ -420,8 +420,8 @@ static struct grub_term_output grub_ofconsole_term_output =
void
grub_console_init (void)
{
- grub_term_register_input (&grub_ofconsole_term_input);
- grub_term_register_output (&grub_ofconsole_term_output);
+ grub_term_register_input ("ofconsole", &grub_ofconsole_term_input);
+ grub_term_register_output ("ofconsole", &grub_ofconsole_term_output);
}
void
diff --git a/term/usb_keyboard.c b/term/usb_keyboard.c
index 07f7d08..6caa2ff 100644
--- a/term/usb_keyboard.c
+++ b/term/usb_keyboard.c
@@ -248,7 +248,7 @@ GRUB_MOD_INIT(usb_keyboard)
(void) mod; /* To stop warning. */
grub_usb_hid ();
- grub_term_register_input (&grub_usb_keyboard_term);
+ grub_term_register_input ("usb_keyboard", &grub_usb_keyboard_term);
}
GRUB_MOD_FINI(usb_keyboard)
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