grub/term/terminfo.c
bean b1b797cb1b 2009-03-21 Bean <bean123ch@gmail.com>
* commands/blocklist.c: Add include file <grub/command.h>, remove
	<grub/normal.h> and <grub/arg.h>.
	(grub_cmd_blocklist): Use the new command interface.
	(GRUB_MOD_INIT): Likewise.
	(GRUB_MOD_FINI): Likewise.
	* commands/boot.c: Likewise.
	* commands/cat.c: Likewise.
	* commands/cmp.c: Likewise.
	* commands/configfile.c: Likewise.
	* commands/crc.c: Likewise.
	* commands/echo.c: Likewise.
	* commands/halt.c: Likewise.
	* commands/handler.c: Likewise.
	* commands/hdparm.c: Likewise.
	* commands/help.c: Likewise.
	* commands/hexdump.c: Likewise.
	* commands/loadenv.c: Likewise.
	* commands/ls.c: Likewise.
	* commands/lsmmap.c: Likewise.
	* commands/lspci.c: Likewise.
	* commands/loadenv.c: Likewise.
	* commands/read.c: Likewise.
	* commands/reboot.c: Likewise.
	* commands/search.c: Likewise.
	* commands/sleep.c: Likewise.
	* commands/test.c: Likewise.
	* commands/usbtest.c: Likewise.
	* commands/videotest.c: Likewise.
	* commands/i386/cpuid.c: Likewise.
	* commands/i386/pc/halt.c: Likewise.
	* commands/i386/pc/play.c: Likewise.
	* commands/i386/pc/pxecmd.c: Likewise.
	* commands/i386/pc/vbeinfo.c: Likewise.
	* commands/i386/pc/vbetest.c: Likewise.
	* commands/ieee1275/suspend.c: Likewise.
	* disk/loopback.c: Likewise.
	* font/font_cmd.c: Likewise.
	* hello/hello.c: Likewise.
	* loader/efi/appleloader.c: Likewise.
	* loader/efi/chainloader.c: Likewise.
	* loader/i386/bsd.c: Likewise.
	* loader/i386/efi/linux.c: Likewise.
	* loader/i386/ieee1275/linux.c: Likewise.
	* loader/i386/linux.c: Likewise.
	* loader/i386/pc/chainloader.c: Likewise.
	* loader/i386/pc/linux.c: Likewise.
	* loader/powerpc/ieee1275/linux.c: Likewise.
	* loader/multiboot_loader.c: Likewise.
	* term/gfxterm.c: Likewise.
	* term/i386/pc/serial.c: Likewise.
	* term/terminfo.c: Likewise.

	* term/i386/pc/vesafb.c: Removed <grub/arg.h>.
	* term/i386/pc/vga.c: Likewise.
	* video/readers/jpeg.c: Likewise.
	* video/readers/png.c: Likewise.
	* video/readers/tga.c: Likewise.

	* util/grub-fstest (cmd_loopback): Removed.
	(cmd_blocklist): Likewise.
	(cmd_ls): Likewise.
	(grub_register_command): Likewise.
	(grub_unregister_command): Likewise.
	(execute_command): Use grub_command_find to locate command and execute
	it.

	* include/grub/efi/chainloader.h: Removed.
	* loader/efi/chainloader_normal.c: Likewise.
	* loader/i386/bsd_normal.c: Likewise.
	* loader/i386/pc/chainloader_normal.c: Likewise.
	* loader/i386/pc/multiboot_normal.c: Likewise.
	* loader/linux_normal.c: Likewise.
	* loader/multiboot_loader_normal.c: Likewise.
	* loader/powerpc/ieee1275/linux_normal.c: Likewise.

	* gencmdlist.sh: Scan new registration command grub_register_extcmd
	and grub_register_command_p1.

	* conf/common.rmk (grub_fstest_SOURCES): Add kern/list.c,
	kern/command.c, lib/arg.c and commands/extcmd.c.
	(pkglib_MODULES): Remove boot.mod, and minicmd.mod and extcmd.mod.
	(minicmd_mod_SOURCES): New variable.
	(minicmd_mod_CFLAGS): Likewise.
	(minicmd_mod_LDFLAGS): Likewise.
	(extcmd_mod_SOURCES): Likewise.
	(extcmd_mod_CFLAGS): Likewise.
	(extcmd_mod_LDFLAGS): Likewise.
	(boot_mod_SOURCES): Removed.
	(boot_mod_CFLAGS): Likewise.
	(boot_mod_LDFLAGS): Likewise.

	* conf/i386-pc.rmk (kernel_img_SOURCES): Add kern/command.c and
	kern/corecmd.c.
	(kernel_img_HEADERS): Add command.h.
	(grub_emu_SOURCES): Remove commands/boot.c and normal/arg.c, add
	commands/minicmd.c, kern/command.c, kern/corecmd.c, commands/extcmd.c
	and lib/arg.c.
	(pkglib_MODULES): Change _linux.mod, _chain.mod, _bsd.mod and
	_multiboot.mod as linux.mod, chain.mod, bsd.mod and multiboot.mod,
	remove the corresponding normal mode command.
	(normal_mod_SOURCES): Remove normal/arg.c.
	* conf/i386-coreboot.rmk: Likewise.
	* conf/i386-efi.rmk: Likewise.
	* conf/i386-ieee1275.rmk: Likewise.
	* conf/powerpc-ieee1275.rmk: Likewise.
	* conf/x86_64-efi.rmk: Likewise.

	* include/grub/arg.h: Move from here ...
	* include/grub/lib/arg.h: ... to here.

	* normal/arg.c: Move from here ...
	* lib/arg.c: ... to here.

	* commands/extcmd.c: New file.
	* commands/minicmd.c: Likewise.
	* include/grub/command.h: Likewise.
	* include/grub/extcmd.h: Likewise.
	* kern/command.c: Likewise.
	* kern/corecmd.c: Likewise.

	* kern/list.c (grub_list_iterate): Return int instead of void.
	(grub_list_insert): New function.
	(grub_prio_list_insert): Likewise.

	* kern/rescue.c (grub_rescue_command): Removed.
	(grub_rescue_command_list): Likewise.
	(grub_rescue_register_command): Likewise.
	(grub_rescue_unregister_command): Likewise.
	(grub_rescue_cmd_boot): Move to minicmd.c
	(grub_rescue_cmd_help): Likewise.
	(grub_rescue_cmd_info): Likewise.
	(grub_rescue_cmd_boot): Likewise.
	(grub_rescue_cmd_testload): Likewise.
	(grub_rescue_cmd_dump): Likewise.
	(grub_rescue_cmd_rmmod): Likewise.
	(grub_rescue_cmd_lsmod): Likewise.
	(grub_rescue_cmd_exit): Likewise.
	(grub_rescue_print_devices): Moved to corecmd.c.
	(grub_rescue_print_files): Likewise.
	(grub_rescue_cmd_ls): Likewise.
	(grub_rescue_cmd_insmod): Likewise.
	(grub_rescue_cmd_set): Likewise.
	(grub_rescue_cmd_unset): Likewise.
	(attemp_normal_mode): Use grub_command_find to get normal module.
	(grub_enter_rescue_mode): Use grub_register_core_commands to register
	commands, remove grub_rescue_regiter_command calls.

	* normal/command.c (grub_regiser_command): Removed.
	(grub_unregister_command): Likewise.
	(grub_command_find): Likewise.
	(grub_iterate_commands): Likewise.
	(rescue_command): Likewise.
	(export_command): Moved to corecmd.c.
	(set_command): Removed.
	(unset_command): Likewise.
	(insmod_command): Likewise.
	(rmmod_command): Likewise.
	(lsmod_command): Likewise.
	(grub_command_init): Likewise.

	* normal/completion.c (iterate_command): Use cmd->prio to check for
	active command.
	(complete_arguments): Use grub_extcmd_t structure to find options.
	(grub_normal_do_completion): Change function grub_iterate_commands to
	grub_command_iterate.

	* normal/execute.c (grub_script_execute_cmd): No need to parse
	argument here.

	* normal/main.c (grub_dyncmd_dispatcher): New function.
	(read_command_list): Register unload commands as dyncmd.
	(grub_cmd_normal): Use new command interface, register rescue,
	unregister normal at entry, register normal, unregister rescue at exit.

	* include/grub/list.h (grub_list_test_t): New type.
	(grub_list_iterate): Return int instead of void.
	(grub_list_insert): New function.
	(GRUB_AS_NAMED_LIST_P): New macro.
	(GRUB_AS_PRIO_LIST): Likewise.
	(GRUB_AS_PRIO_LIST_P): Likewise.
	(GRUB_PRIO_LIST_PRIO_MASK): New constant.
	(GRUB_PRIO_LIST_FLAG_ACTIVE): Likewise.
	(grub_prio_list): New structure.
	(grub_prio_list_insert): New function.
	(grub_prio_list_remove): New inline function.

	* include/grub/normal.h: Remove <grub/arg.h>, add <grub/command.h>.
	(GRUB_COMMAND_FLAG_CMDLINE): Moved to command.h.
	(GRUB_COMMAND_FLAG_MENU): Likewise.
	(GRUB_COMMAND_FLAG_BOTH): Likewise.
	(GRUB_COMMAND_FLAG_TITLE): Likewise.
	(GRUB_COMMAND_FLAG_NO_ECHO): Likewise.
	(GRUB_COMMAND_FLAG_NO_ARG_PARSE): Removed.
	(GRUB_COMMAND_FLAG_NOT_LOADED): Likewise.
	(grub_command): Likewise.
	(grub_register_command): Likewise.
	(grub_command_find): Likewise.
	(grub_iterate_commands): Likewise.
	(grub_command_init): Likewise.
	(grub_arg_parse): Likewise.
	(grub_arg_show_help): Likewise.

	* include/grub/rescue.h (grub_rescue_register_command): Removed.
	(grub_rescue_unregister_command): Likewise.

	* include/grub/i386/bsd.h: Remove grub_rescue_cmd_freebsd,
	grub_rescue_cmd_openbsd, grub_rescue_cmd_netbsd,
	grub_rescue_cmd_freebsd_loadenv and grub_rescue_cmd_freebsd_module.

	* include/grub/i386/efi/loader.h: Remove grub_rescue_cmd_linux and
	grub_rescue_cmd_initrd.
	* include/grub/i386/loader.h: Likewise.
	* include/grub/x86_64/loader.h: Likewise.

	* include/grub/i386/pc/chainloader.h: Remove grub_chainloader_cmd.
2009-03-21 08:39:59 +00:00

189 lines
4.8 KiB
C

/* terminfo.c - simple terminfo module */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2003,2004,2005,2007 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/>.
*/
/*
* This file contains various functions dealing with different
* terminal capabilities. For example, vt52 and vt100.
*/
#include <grub/types.h>
#include <grub/misc.h>
#include <grub/mm.h>
#include <grub/err.h>
#include <grub/dl.h>
#include <grub/term.h>
#include <grub/terminfo.h>
#include <grub/tparm.h>
#include <grub/command.h>
struct terminfo
{
char *name;
char *gotoxy;
char *cls;
char *reverse_video_on;
char *reverse_video_off;
char *cursor_on;
char *cursor_off;
};
static struct terminfo term;
/* Get current terminfo name. */
char *
grub_terminfo_get_current (void)
{
return term.name;
}
/* Free *PTR and set *PTR to NULL, to prevent double-free. */
static void
grub_terminfo_free (char **ptr)
{
grub_free (*ptr);
*ptr = 0;
}
/* Set current terminfo type. */
grub_err_t
grub_terminfo_set_current (const char *str)
{
/* TODO
* Lookup user specified terminfo type. If found, set term variables
* as appropriate. Otherwise return an error.
*
* How should this be done?
* a. A static table included in this module.
* - I do not like this idea.
* b. A table stored in the configuration directory.
* - Users must convert their terminfo settings if we have not already.
* c. Look for terminfo files in the configuration directory.
* - /usr/share/terminfo is 6.3M on my system.
* - /usr/share/terminfo is not on most users boot partition.
* + Copying the terminfo files you want to use to the grub
* configuration directory is easier then (b).
* d. Your idea here.
*/
/* Free previously allocated memory. */
grub_terminfo_free (&term.name);
grub_terminfo_free (&term.gotoxy);
grub_terminfo_free (&term.cls);
grub_terminfo_free (&term.reverse_video_on);
grub_terminfo_free (&term.reverse_video_off);
grub_terminfo_free (&term.cursor_on);
grub_terminfo_free (&term.cursor_off);
if (grub_strcmp ("vt100", str) == 0)
{
term.name = grub_strdup ("vt100");
term.gotoxy = grub_strdup ("\e[%i%p1%d;%p2%dH");
term.cls = grub_strdup ("\e[H\e[J");
term.reverse_video_on = grub_strdup ("\e[7m");
term.reverse_video_off = grub_strdup ("\e[m");
term.cursor_on = grub_strdup ("\e[?25h");
term.cursor_off = grub_strdup ("\e[?25l");
return grub_errno;
}
return grub_error (GRUB_ERR_BAD_ARGUMENT, "unknown terminfo type.");
}
/* Wrapper for grub_putchar to write strings. */
static void
putstr (const char *str)
{
while (*str)
grub_putchar (*str++);
}
/* Move the cursor to the given position starting with "0". */
void
grub_terminfo_gotoxy (grub_uint8_t x, grub_uint8_t y)
{
putstr (grub_terminfo_tparm (term.gotoxy, y, x));
}
/* Clear the screen. */
void
grub_terminfo_cls (void)
{
putstr (grub_terminfo_tparm (term.cls));
}
/* Set reverse video mode on. */
void
grub_terminfo_reverse_video_on (void)
{
putstr (grub_terminfo_tparm (term.reverse_video_on));
}
/* Set reverse video mode off. */
void
grub_terminfo_reverse_video_off (void)
{
putstr (grub_terminfo_tparm (term.reverse_video_off));
}
/* Show cursor. */
void
grub_terminfo_cursor_on (void)
{
putstr (grub_terminfo_tparm (term.cursor_on));
}
/* Hide cursor. */
void
grub_terminfo_cursor_off (void)
{
putstr (grub_terminfo_tparm (term.cursor_off));
}
/* GRUB Command. */
static grub_err_t
grub_cmd_terminfo (grub_command_t cmd __attribute__ ((unused)),
int argc, char **args)
{
if (argc == 0)
{
grub_printf ("Current terminfo type: %s\n", grub_terminfo_get_current());
return GRUB_ERR_NONE;
}
else if (argc != 1)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "too many parameters.");
else
return grub_terminfo_set_current (args[0]);
}
static grub_command_t cmd;
GRUB_MOD_INIT(terminfo)
{
(void) mod; /* To stop warning. */
cmd = grub_register_command ("terminfo", grub_cmd_terminfo,
"terminfo [TERM]", "Set terminfo type.");
grub_terminfo_set_current ("vt100");
}
GRUB_MOD_FINI(terminfo)
{
grub_unregister_command (cmd);
}