Preboot hooks support
* commands/boot.c (struct grub_preboot_t): new declaration
(preboots_head): new variable
(preboots_tail): likewise
(grub_loader_register_preboot_hook): new function
(grub_loader_unregister_preboot_hook): likewise
(grub_loader_set): launch preboot hooks
* include/grub/loader.h (grub_loader_preboot_hook_prio_t): new type
(grub_loader_register_preboot_hook): new declaration
(grub_loader_unregister_preboot_hook): likewise
* commands/cat.c (GRUB_MOD_INIT): Use better documentation.
(grub_cat_init): Likewise.
* loader/i386/pc/chainloader_normal.c (GRUB_MOD_INIT): Likewise.
(options): Likewise.
* commands/configfile.c (GRUB_MOD_INIT): Likewise.
(grub_configfile_init): Likewise.
* font/manager.c (GRUB_MOD_INIT): Likewise.
* commands/help.c (GRUB_MOD_INIT): Likewise.
(grub_help_init): Likewise.
* normal/command.c (grub_command_init): Likewise.
* loader/i386/pc/linux_normal.c (GRUB_MOD_INIT): Likewise.
* disk/loopback.c (grub_loop_init): Likewise.
(GRUB_MOD_INIT): Likewise.
* commands/ls.c (grub_ls_init): Likewise.
(GRUB_MOD_INIT): Likewise.
(options): Likewise.
* commands/boot.c (grub_boot_init): Likewise.
(GRUB_MOD_INIT): Likewise.
* loader/i386/pc/multiboot_normal.c (GRUB_MOD_INIT): Likewise.
* commands/i386/pc/reboot.c (grub_reboot_init): Likewise.
(GRUB_MOD_INIT): Likewise.
* commands/cmp.c (grub_cmp_init): Likewise.
(GRUB_MOD_INIT): Likewise.
* normal/arg.c: Use <> instead of "" to include header files.
(SHORT_ARG_HELP): New macro.
(SHORT_ARG_USAGE): Likewise.
(help_options): Specify SHORT_ARG_HELP and SHORT_ARG_USAGE instead
of 'h' and 'u' for help and usage, respectively. Use more GNU-like
descriptions.
(find_short): Check if C is 'h' or 'u' explicitly.
(grub_arg_show_help): Use space characters instead of tabs. Treat
SHORT_ARG_HELP and SHORT_ARG_USAGE exceptionally so that -h and -u
are shown with --help and --usage only if they are not used for
the command itself.
(parse_option): Use SHORT_ARG_HELP and SHORT_ARG_USAGE instead of
'h' and 'u'.
* include/grub/arg.h (struct grub_arg_option): Add the qualifier
const into "longarg". Change the type of "shortarg" to int.
* commands/boot.c (grub_boot_init) [GRUB_UTIL]: Make conditional.
(grub_boot_fini) [GRUB_UTIL]: Likewise.
(GRUB_MOD_INIT) [!GRUB_UTIL]: Likewise.
(GRUB_MOD_FINI) [!GRUB_UTIL]: Likewise.
* fs/hfs.c (grub_hfs_find_node): Add a prototype for `node_found'.
(grub_hfs_iterate_dir): Make the function static. Add prototypes
for `node_found' and `it_dir'.
(grub_hfs_dir): Add prototype for `dir_hook'.
* fs/minix.c (grub_minix_get_file_block): Add prototype for
`grub_get_indir'. Rename `indir' in two blocks to `indir16'
and `indir32' to silence a gcc warning.
* include/grub/fs.h (grub_hfs_init): New prototype.
(grub_hfs_fini): Likewise.
All symbols prefixed with PUPA_ and pupa_ are renamed to GRUB_
and grub_, respectively. Because the conversion is trivial and
mechanical, I omit the details here. Please refer to the CVS
if you need more information.
* commands/boot.c: New file.
* commands/cat.c: Likewise.
* commands/cmp.c: Likewise.
* commands/ls.c: Likewise.
* commands/terminal.c: Likewise.
* normal/command.c: Include <pupa/env.h> and <pupa/dl.h>.
(pupa_register_command): Changed interface to match the new
argument parser.
(pupa_command_execute): Changed (almost rewritten) so it uses
pupa_split_command. Added support for setting variables using the
syntax `foo=bar'.
(rescue_command): Changed to work with the new argument parser.
(terminal_command): Moved from here to commands/terminal.c.
(set_command): New function.
(unset_command): New function.
(insmod_command): New function.
(rmmod_command): New function.
(lsmod_command): New function.
(pupa_command_init): Don't initialize the command terminal
anymore. Initialize the commands set, unset, insmod, rmmod and
lsmod.
* conf/i386-pc.rmk (kernel_img_SOURCES): Add kern/env.c.
(kernel_img_HEADERS): Add arg.h and env.h.
(pupa_mkimage_LDFLAGS): Add kern/env.c.
(pupa_emu_SOURCES): Add kern/env.c, commands/ls.c,
commands/terminal.c commands/boot.c commands/cmp.c commands/cat.c,
normal/arg.c.
(pkgdata_MODULES): Add ls.mod, boot.mod, cmp.mod, cat.mod and
terminal.mod.
(normal_mod_SOURCES): Add normal/arg.c and normal/arg.c.
(boot_mod_SOURCES): New variable.
(terminal_mod_SOURCES): Likewise.
(ls_mod_SOURCES): Likewise.
(cmp_mod_SOURCES): Likewise.
(cat_mod_SOURCES): Likewise.
* normal/arg.c: New file.
* kern/env.c: Likewise.
* include/pupa/arg.h: Likewise.
* include/pupa/env.h: Likewise.
* font/manager.c (font_command): Changed to match argument parsing
interface changes.
(PUPA_MOD_INIT): Likewise.
* hello/hello.c (pupa_cmd_hello): Likewise.
(PUPA_MOD_INIT): Likewise.
* include/pupa/disk.h: Include <pupa/device.h>.
(pupa_print_partinfo): New prototype.
* include/pupa/dl.h (pupa_dl_set_prefix): Prototype removed.
(pupa_dl_get_prefix): Likewise.
* include/pupa/misc.h: Include <pupa/err.h>.
(pupa_isgraph): New prototype.
(pupa_isdigit): Likewise.
(pupa_split_cmdline): Likewise.
* include/pupa/normal.h: Include <pupa/arg.h>.
(pupa_command): Changed the prototype of the member `func' to
match the argument parsing interface. Added member `options'.
(pupa_register_command): Updated to match function.
(pupa_arg_parse): New prototype.
(pupa_hello_init) [PUPA_UTIL]: New prototype.
(pupa_hello_fini) [PUPA_UTIL]: Likewise.
(pupa_ls_init) [PUPA_UTIL]: Likewise.
(pupa_ls_fini) [PUPA_UTIL]: Likewise.
(pupa_cat_init) [PUPA_UTIL]: Likewise.
(pupa_cat_fini) [PUPA_UTIL]: Likewise.
(pupa_boot_init) [PUPA_UTIL]: Likewise.
(pupa_boot_fini) [PUPA_UTIL]: Likewise.
(pupa_cmp_init) [PUPA_UTIL]: Likewise.
(pupa_cmp_fini) [PUPA_UTIL]: Likewise.
(pupa_terminal_init) [PUPA_UTIL]: Likewise.
(pupa_terminal_fini) [PUPA_UTIL]: Likewise.
* kern/disk.c: Include <pupa/file.h>.
(pupa_print_partinfo): New function.
* kern/dl.c: Include <pupa/env.h>.
(pupa_dl_dir): Variable removed.
(pupa_dl_load): Use the environment variable `prefix' instead of
the variable pupa_dl_dir.
(pupa_dl_set_prefix): Function removed.
(pupa_dl_get_prefix): Likewise.
* kern/i386/pc/init.c: Include <pupa/env.h>.
(pupa_machine_init): Use the environment variable `prefix' instead of
using pupa_dl_set_prefix to set the prefix.
* kern/main.c: Include <pupa/env.h>.
(pupa_set_root_dev): Use the environment variable `prefix' instead of
using pupa_dl_get_prefix to get the prefix.
* kern/misc.c: Include <pupa/env.h>.
(pupa_isdigit): New function.
(pupa_isgraph): Likewise.
(pupa_ftoa): Likewise.
(pupa_vsprintf): Added support for printing values of the type
`double'. Make it possible to format variable output when using
formatting like `%1.2%f'.
(pupa_split_cmdline): New function.
* kern/rescue.c: Include <pupa/env.h>.
(next_word): Removed function.
(pupa_rescue_cmd_prefix): Likewise.
(pupa_rescue_cmd_set): New function.
(pupa_rescue_cmd_unset): New function.
(pupa_enter_rescue_mode): Use the `pupa_split_cmdline' function to
split the command line instead of splitting it here. Added
support for setting variables using the syntax `foo=bar'. Don't
initialize the prefix command anymore. Initialized the set and
unset commands.
* normal/cmdline.c: Include <pupa/env.h>.
(pupa_tab_complete): Added prototypes for print_simple_completion,
print_partition_completion, add_completion, iterate_commands,
iterate_dev, iterate_part and iterate_dir. Moved code to print
partition information from here to kern/disk.c.
(pupa_cmdline_run): Don't check if the funtion exists anymore.
* normal/main.c: Include <pupa/env.h>.
(pupa_rescue_cmd_normal): Use the environment variable `prefix'
instead of using pupa_dl_get_prefix to get the prefix.
* term/i386/pc/vga.c: Include <pupa/arg.h>.
(check_vga_mem): Cast pointers to `void *' to silence a gcc
warning.
(pupa_vga_putchar) [! DEBUG_VGA]: Removed for this case.
(pupa_vga_setcolor): Declare unused variables with `__attribute__
((unused))' to silence a gcc warning.
(pupa_vga_setcolor): Likewise.
(debug_command): Changed to match argument parsing
interface changes.
* util/pupa-emu.c: Include <pupa/env.h>.
(options): Added 0's for unused fields to silence a gcc warning.
(argp): Likewise.
(main): Use the environment variable `prefix' instead of using
pupa_dl_set_prefix to set the prefix. Initialize the commands ls,
boot, cmp, cat and terminal. Finish the commands boot, cmp, cat
and terminal.
* util/i386/pc/getroot.c: Include <pupa/i386/pc/util/biosdisk.h>.
* util/misc.c: Include <malloc.h>.
(pupa_malloc): Rewritten so errors are correctly reported.
(pupa_realloc): Likewise.
(pupa_memalign): Likewise.
(pupa_mm_init_region): Declare unused variables with
`__attribute__ ((unused))' to silence a gcc warning.
* normal/i386/setjmp.S: Remove tab at the end of the file to
silence a gcc warning.
* loader/i386/pc/linux.c (pupa_rescue_cmd_initrd): Declare unused
variables with `__attribute__ ((unused))' to silence a gcc
warning.
* loader/i386/pc/multiboot.c (pupa_multiboot_unload): Make the
local variable i unsigned to silence a gcc warning.
* kern/term.c: Include <pupa/misc.h>.
(pupa_more_lines): New variable.
(pupa_more): Likewise.
(pupa_putcode): When the pager is active pause at the end of every
screen.
(pupa_set_more): New function.
* include/pupa/term.h (pupa_set_more): New prototype.
proski