Found by: Coverity scan.
CID: 96677

	if no submenu is present.

	* grub-core/bus/usb/usbhub.c (hubs): Likewise.
	* grub-core/commands/hashsum.c (aliases): Likewise.
	* grub-core/commands/setpci.c (pci_registers): Likewise.
	* grub-core/disk/usbms.c (attach_hook): Likewise.
	* grub-core/fs/zfs/zfs.c (decomp_table): Likewise.
	(zio_checksum_table): Likewise.
	* grub-core/gettext/gettext.c (grub_gettext_msg_list): Likewise.
	* grub-core/gfxmenu/gfxmenu.c (cached_view): Likewise.
	* grub-core/lib/legacy_parse.c (legacy_commands): Likewise.
	* grub-core/lib/relocator.c (leftovers): Likewise.
	(extra_blocks): Likewise.
	* grub-core/loader/i386/bsd.c (relocator): Likewise.
	* grub-core/loader/i386/multiboot_mbi.c (modules): Likewise.
	(modules_last): Likewise.
	* grub-core/loader/i386/xnu.c (table_aliases): Likewise.
	(devices): Likewise.
	* grub-core/loader/multiboot_mbi2.c (modules): Likewise.
	(modules_last): Likewise.
	* grub-core/normal/auth.c (users): Likewise.
	* grub-core/normal/context.c (initial_menu): Likewise.
	(current_menu): Likewise.
	* grub-core/normal/crypto.c (crypto_specs): Likewise.
	* grub-core/term/serial.c (grub_serial_ports): Likewise.
	(grub_serial_terminfo_input_template): Likewise.
	(grub_serial_terminfo_output_template): Likewise.
	(grub_serial_terminfo_input): Likewise.
	(grub_serial_terminfo_output): Likewise.
	(registered): Likewise.
	* grub-core/term/usb_keyboard.c (attach_hook): Likewise.

	warning.
	* grub-core/normal/menu.c (grub_menu_execute_entry): Likewise.
	* grub-core/partmap/msdos.c (pc_partition_map_embed): Use unsigned
	counter.

	(set_env_limn_ro): Likewise.
	(GRUB_MOD_INIT): Likewise.
	* grub-core/hook/datehook.c (GRUB_MOD_INIT): Likewise. Change to
	ARRAY_SIZE while on it.
	(GRUB_MOD_FINI): Change to ARRAY_SIZE.
	* grub-core/normal/context.c (grub_env_export): Move from here ...
	* grub-core/kern/env.c (grub_env_export): ... here.
	* grub-core/normal/context.c (grub_cmd_export): Skip exporting root and
	prefix.
	* grub-core/kern/main.c (grub_main): Export root and prefix.
	* include/grub/env.h (grub_env_export): Export.
	Reported by: Seth Goldberg.

	name and add N_.
	* commands/i386/pc/drivemap.c (GRUB_MOD_INIT): Likewise.
	* commands/iorw.c (GRUB_MOD_INIT): Likewise.
	* commands/password_pbkdf2.c (GRUB_MOD_INIT): Likewise.
	* commands/regexp.c (GRUB_MOD_INIT): Likewise.
	* commands/setpci.c (GRUB_MOD_INIT): Likewise.
	* commands/terminal.c (GRUB_MOD_INIT): Likewise.
	* efiemu/main.c (GRUB_MOD_INIT): Likewise.
	* font/font_cmd.c (GRUB_MOD_INIT): Likewise.
	* kern/corecmd.c (GRUB_MOD_INIT): Likewise.
	* mmap/mmap.c (GRUB_MOD_INIT): Likewise.
	* normal/context.c (GRUB_MOD_INIT): Likewise.
	* normal/main.c (GRUB_MOD_INIT): Likewise.
	* term/gfxterm.c (GRUB_MOD_INIT): Likewise.
	* term/serial.c (GRUB_MOD_INIT): Likewise.
	* term/terminfo.c (GRUB_MOD_INIT): Likewise.

        Use the environment context in the menu. Remove the commands
        "default" and "timeout", and use variables instead.

        * normal/menu.c: Include grub/env.h.
        (print_entry): Cast TITLE to silence gcc.
        (get_timeout): New function.
        (set_timeout): Likewise.
        (get_entry_number): Likewise.
        (run_menu): Use a default entry, a fallback entry and a timeout
        in the environment variables "default", "fallback" and
        "timeout". Also, tweak the default entry if it is not within the
        current menu entries.
        (grub_menu_run): Use a fallback entry in the environment variable
        "fallback".

        * normal/main.c (read_config_file): Do not initialize
        NEWMENU->DEFAULT_ENTRY, NEWMENU->FALLBACK_ENTRY or
        NEWMENU->TIMEOUT.
        (grub_normal_execute): Use a data slot to store the menu.

        * include/grub/normal.h (struct grub_menu): Removed default_entry,
        fallback_entry and timeout.
        (struct grub_menu_list): Removed.
        (grub_menu_list_t): Likewise.
        (struct grub_context): Likewise.
        (grub_context_t): Likewise.
        (grub_context_get): Likewise.
        (grub_context_get_current_menu): Likewise.
        (grub_context_push_menu): Likewise.
        (grub_context_pop_menu): Likewise.
        (grub_default_init): Likewise.
        (grub_default_fini): Likewise.
        (grub_timeout_init): Likewise.
        (grub_timeout_fini): Likewise.

        * conf/sparc64-ieee1275.rmk (pkgdata_MODULES): Removed default.mod
        and timeout.mod.
        (normal_mod_SOURCES): Removed normal/context.c.

        * conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Removed
        commands/default.c, commands/timeout.c and normal/context.c.
        (normal_mod_SOURCES): Removed normal/context.c.

        * conf/i386-pc.rmk (grub_emu_SOURCES): Removed commands/default.c,
        commands/timeout.c and normal/context.c.
        (normal_mod_SOURCES): Removed normal/context.c.

        * conf/i386-efi.rmk (grub_emu_SOURCES): Removed
        commands/default.c, commands/timeout.c and normal/context.c.
        (normal_mod_SOURCES): Removed normal/context.c.

        * conf/common.rmk (pkgdata_MODULES): Removed default.mod and
        timeout.mod.
        (default_mod_SOURCES): Removed.
        (default_mod_CFLAGS): Likewise.
        (default_mod_LDFLAGS): Likewise.
        (timeout_mod_SOURCES): Removed.
        (timeout_mod_CFLAGS): Likewise.
        (timeout_mod_LDFLAGS): Likewise.

        * DISTLIST: Removed commands/default.c, commands/timeout.c and
        normal/context.c.

        * commands/default.c: Removed.
        * commands/timeout.c: Likewise.
        * normal/context.c: Likewise.

  * commands/default.h: New file.
  * commands/timeout.h: Likewise.
  * normal/context.c: Likewise.

  * util/misc.c: Do not include sys/times.h.
  Include sys/time.h and grub/machine/time.h.
  (grub_get_rtc): Rewritten with gettimeofday.

  * util/grub-emu.c (main): Call grub_default_init and
  grub_timeout_init before grub_normal_init, and call
  grub_timeout_fini and grub_default_fini after grub_main.

  * util/console.c (grub_ncurses_checkkey): Return the read
  character or -1.

  * normal/menu.c (run_menu): Set MENU->TIMEOUT to -1 once it
  timeouts.

  * normal/main.c (read_config_file): Push MENU. If this fails,
  print an error and wait for a user input.
  Print an error only if GRUB_ERRNO is not GRUB_ERR_NONE.
  If a menu is empty or an error occurs, pop MENU.
  (grub_normal_execute): Pop and free MENU after grub_menu_run
  returns.

  * kern/loader.c (grub_loader_boot): Call grub_machine_fini.

  * include/grub/powerpc/ieee1275/time.h [GRUB_UTIL]: Do not
  include time.h.
  [GRUB_UTIL] (GRUB_TICKS_PER_SECOND): Use the same definition as
  without GRUB_UTIL.
  * include/grub/i386/pc/time.h [GRUB_UTIL]: Do not include
  time.h.
  [GRUB_UTIL] (GRUB_TICKS_PER_SECOND): Use the same definition as
  without GRUB_UTIL.

  * include/grub/normal.h (struct grub_menu_list): New struct.
  (grub_menu_list_t): New type.
  (struct grub_context): New struct.
  (grub_context_t): New type.
  (grub_register_command): Got rid of EXPORT_FUNC.
  (grub_unregister_command): Likewise.
  (grub_context_get): New prototype.
  (grub_context_get_current_menu): Likewise.
  (grub_context_push_menu): Likewise.
  (grub_context_pop_menu): Likewise.
  [GRUB_UTIL] (grub_default_init): Likewise.
  [GRUB_UTIL] (grub_default_fini): Likewise.
  [GRUB_UTIL] (grub_timeout_init): Likewise.
  [GRUB_UTIL] (grub_timeout_fini): Likewise.

  * conf/i386-pc.rmk (grub_emu_SOURCES): Added commands/default.c,
  commands/timeout.c and normal/context.c.
  (pkgdata_MODULES): Added default.mod and timeout.mod.
  (normal_mod_SOURCES): Added normal/context.c.
  (default_mod_SOURCES): New variable.
  (default_mod_CFLAGS): Likewise.
  (timeout_mod_SOURCES): Likewise.
  (timeout_mod_CFLAGS): Likewise.
  * conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Copied from
  conf/i386-pc.rmk.
  (pkgdata_MODULES): Added default.mod and timeout.mod.
  (normal_mod_SOURCES): Added normal/context.c.
  (default_mod_SOURCES): New variable.
  (default_mod_CFLAGS): Likewise.
  (timeout_mod_SOURCES): Likewise.
  (timeout_mod_CFLAGS): Likewise.

  * Makefile.in (all-local): Added $(MKFILES).