* grub-core/kern/parser.c (grub_parser_split_cmdline): Add
getline_data argument, passed to getline.
* grub-core/kern/rescue_parser.c (grub_rescue_parse_line): Add
getline_data argument, passed to grub_parser_split_cmdline.
* grub-core/script/lexer.c (grub_script_lexer_yywrap): Pass
lexerstate->getline_data to lexerstate->getline.
(grub_script_lexer_init): Add getline_data argument, saved in
lexerstate->getline_data.
* grub-core/script/main.c (grub_normal_parse_line): Add getline_data
argument, passed to grub_script_parse.
* grub-core/script/script.c (grub_script_parse): Add getline_data
argument, passed to grub_script_lexer_init.
* include/grub/parser.h (grub_parser_split_cmdline): Update
prototype.  Update all callers to pass appropriate getline data.
(struct grub_parser.parse_line): Likewise.
(grub_rescue_parse_line): Likewise.
* include/grub/reader.h (grub_reader_getline_t): Add void *
argument.
* include/grub/script_sh.h (struct grub_lexer_param): Add
getline_data member.
(grub_script_parse): Update prototype.  Update all callers to pass
appropriate getline data.
(grub_script_lexer_init): Likewise.
(grub_normal_parse_line): Likewise.

* grub-core/commands/legacycfg.c (legacy_file_getline): Add unused
data argument.
* grub-core/kern/parser.c (grub_parser_execute: getline): Make
static instead of nested.  Rename to ...
(grub_parser_execute_getline): ... this.
* grub-core/kern/rescue_reader.c (grub_rescue_read_line): Add unused
data argument.
* grub-core/normal/main.c (read_config_file: getline): Make static
instead of nested.  Rename to ...
(read_config_file_getline): ... this.
(grub_normal_read_line): Add unused data argument.
* grub-core/script/execute.c (grub_script_execute_sourcecode:
getline): Make static instead of nested.  Rename to ...
(grub_script_execute_sourcecode_getline): ... this.
* util/grub-script-check.c (main: get_config_line): Make static
instead of nested.

	* grub-core/bus/cs5536.c (grub_cs5536_smbus_wait): Remove unreachable
	code.
	* grub-core/commands/halt.c (grub_cmd_halt): Remove unreachable
	code. Mark as noreturn.
	* grub-core/commands/minicmd.c (grub_mini_cmd_exit): Likewise.
	* grub-core/commands/reboot.c (grub_cmd_reboot): Likewise.
	* grub-core/disk/efi/efidisk.c (grub_efidisk_get_device_name): Remove
	unreachable code.
	* grub-core/kern/main.c (grub_main): Mark as noreturn.
	* grub-core/kern/rescue_reader.c (grub_rescue_run): Likewise.
	* grub-core/lib/posix_wrap/stdlib.h (abort): Likewise.
	* grub-core/normal/menu.c (run_menu): Remove unreachable code.
	* include/grub/kernel.h (grub_main): Mark as noreturn.
	* include/grub/reader.h (grub_rescue_run): Likewise.

	
	Fix annoying UI bug in rescue mode.  Thanks to Tristan Gingold for
	spotting it back in 2008.  Shame on me for forgetting he did.
	
	* kern/rescue_reader.c (grub_rescue_run): Skip zero-length lines.
	

	* conf/common.rmk (grub_script.tab.c): Change normal/parser.y to
	script/sh/parser.y.
	(pkglib_MODULES): Add normal.mod and sh.mod.
	(normal_SOURCES): New variable.
	(normal_mod_CFLAGS): Likewise.
	(normal_mod_LDFLAGS): Likewise.
	(sh_mod_SOURCES): Likewise.
	(sh_mod_CFLAGS): Likewise.
	(sh_mod_LDFLAGS): Likewise.

	* conf/i386-pc.rmk (normal/lexer.c_DEPENDENCIES): Changed to
	script/sh/lexer.c_DEPENDENCIES.
	(kernel_img_SOURCES): Remove kern/rescue.c, and kern/reader.c,
	kern/rescue_reader.c and kern/rescue_parser.c.
	(kernel_img_HEADERS): Remove rescue.h, add reader.h.
	(grub_emu_SOURCES): Change source files.
	(pkglib_MODULES): Remove normal.mod.
	(normal_SOURCES): Removed.
	(normal_mod_CFLAGS): Likewise.
	(normal_mod_LDFLAGS): Likewise.
	* conf/i386-coreboot.rmk: Likewise.
	* conf/i386-efi.rmk: Likewise.
	* conf/i386-ieee1276.rmk: Likewise.
	* conf/powerpc-ieee1275.rmk: Likewise.
	* conf/sparc64-ieee1275.rmk: Likewise.
	* conf/x86_64-efi.rmk: Likewise.

	* include/grub/command.h (grub_command_execute): New inline function.

	* include/grub/menu.h (grub_menu_entry): Removed commands field.

	* include/grub/normal.h: Remove <grub/setjmp.h>.
	(grub_fs_module_list): Moved to normal/autofs.c.
	(grub_exit_env): Removed.
	(grub_command_execute): Likewise.
	(grub_normal_menu_addentry): Renamed to grub_menu_addentry, removed
	parameter script.
	(read_command_list): New function declaration.
	(read_fs_list): Likewise.

	* include/parser.h: Include <grub/reader.h>.
	(grub_parser_split_cmdline): Change type of getline parameter.
	(grub_parser): New structure.
	(grub_parser_class): New variable.
	(grub_parser_execute): New function declaration.
	(grub_register_rescue_parser): Likewise.
	(grub_parser_register): New inline function.
	(grub_parser_unregister): Likewise.
	(grub_parser_get_current): Likewise.
	(grub_parser_set_current): Likewise.

	* include/grub/reader.h: New file.
	* kern/reader.c: Likewise.
	* kern/rescue_parser.c: Likewise.
	* kern/rescue_reader.c: Likewise.
	* normal/autofs.c: Likewise.
	* normal/dyncmd.c: Likewise.

	* include/grub/rescue.h: Removed.
	* normal/command.h: Likewise.

	* include/grub/script.h: Moved to ...
	* include/grub/script_sh.h: ... Moved here.
	* normal/execute.c: Moved to ...
	* script/sh/execute.c: ... Moved here.
	* normal/function.c: Moved to ...
	* script/sh/function.c: ... Moved here.
	* normal/lexer.c: Moved to ...
	* script/sh/lexer.c: ... Moved here.
	* normal/parser.y: Moved to ...
	* script/sh/parser.y: ... Moved here.
	* normal/script.c: Moved to ...
	* script/sh/script.c: ... Moved here.

	* normal/main.c: Remove <grub/rescue.h> and <grub/script.h>, include
	<grub/reader.h>.
	(grub_exit_env): Removed.
	(fs_module_list): Moved to normal/autofs.c.
	(grub_file_getline): Don't handle comment here.
	(free_menu): Skip removed field entry->commands.
	(grub_normal_menu_addentry): Removed as grub_menu_entry, removed
	script parameter.
	(read_config_file): Removed nested parameter, change getline function.
	(grub_enter_normal_mode): Removed.
	(grub_dyncmd_dispatcher): Moved to normal/dyncmd.c.
	(read_command_list): Likewise.
	(autoload_fs_module): Moved to normal/autofs.c.
	(read_fs_list): Likewise.
	(reader_nested): New variable.
	(grub_normal_execute): Run parser.sh to switch to sh parser.
	(grub_cmd_rescue): Removed.
	(cmd_normal): Removed.
	(grub_cmd_normal): Unregister itself at the beginning. Don't register
	rescue command.
	(grub_cmdline_run): New function.
	(grub_normal_reader_init): Likewise.
	(grub_normal_read_line): Likewise.
	(grub_env_write_pager): Likewise.
	(cmdline): New variable.
	(grub_normal_reader): Likewise.
	(GRUB_MOD_INIT): Register normal reader and set as current, register
	pager hook, register normal command with grub_register_command_prio,
	so that it won't show up in command.lst.
	(GRUB_MOD_FINI): Unregister normal reader, unhook pager, clear
	grub_fs_autoload_hook.

	* normal/menu.c: Remove <grub/script.h>, add <grub/command.h>.
	(grub_menu_execute_entry): Replace grub_script_execute with
	grub_parser_execute, change parameter to grub_command_execute.

	* normal/menu_text.c: Remove <grub/script.h>.

	* normal/menu_entry.c: Remove <grub/script.h>, add <grub/command.h>
	and <grub/parser.h>.
	(run): Change editor_getline to use new parser interface. Change
	parameter to grub_command_execute.

	* kern/main.c: Remove <grub/rescue.h>, include <grub/command.h>,
	<grub/reader.h> and <grub/parser.h>.
	(grub_load_normal_mode): Execute normal command.
	(grub_main): Call grub_register_core_commands,
	grub_register_rescue_parser and grub_register_rescue_reader, use
	grub_reader_loop to enter input loop.

	* kern/parser.c (grub_parser_spli_cmdline): Change type of getline
	parameter.
	(grub_parser_class): New variable.
	(grub_parser_execute): New function.

	* loader/i386/multiboot.c: Remove <grub/rescue.h>.
	* loader/multiboot2.c: Likewise.
	* loader/sparc64/ieee1275/linux.c: Likewise.

	* util/grub-emu.c (read_command_list): New dummy function.