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Support pause

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-09-12 03:05:19 +02:00
parent 6c6850ae13
commit 07473cf917
1 changed files with 10 additions and 5 deletions
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15
grub-core/lib/legacy_parse.c
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@ -93,7 +93,7 @@ struct legacy_command legacy_commands[] =
{"displaymem", "lsmmap\n", 0, {}, 0, 0, {"displaymem", "lsmmap\n", 0, {}, 0, 0,
"Display what GRUB thinks the system address space map of the" "Display what GRUB thinks the system address space map of the"
" machine is, including all regions of physical RAM installed."}, " machine is, including all regions of physical RAM installed."},
/* embed unsupported. */ /* NOTE: embed unsupported. */
{"fallback", "set fallback='%s'\n", 1, {TYPE_VERBATIM}, 0, "NUM...", {"fallback", "set fallback='%s'\n", 1, {TYPE_VERBATIM}, 0, "NUM...",
"Go into unattended boot mode: if the default boot entry has any" "Go into unattended boot mode: if the default boot entry has any"
" errors, instead of waiting for the user to do anything, it" " errors, instead of waiting for the user to do anything, it"
@ -121,7 +121,7 @@ struct legacy_command legacy_commands[] =
"FILE [ARG ...]", "FILE [ARG ...]",
"Load an initial ramdisk FILE for a Linux format boot image and set the" "Load an initial ramdisk FILE for a Linux format boot image and set the"
" appropriate parameters in the Linux setup area in memory."}, " appropriate parameters in the Linux setup area in memory."},
/* install unsupported. */ /* NOTE: install unsupported. */
/* FIXME: ioprobe unsupported. */ /* FIXME: ioprobe unsupported. */
/* FIXME: really support --no-mem-option. */ /* FIXME: really support --no-mem-option. */
{"kernel", "legacy_kernel %s %s '%s' %s\n", 4, {TYPE_TYPE_OR_NOMEM_OPTION, {"kernel", "legacy_kernel %s %s '%s' %s\n", 4, {TYPE_TYPE_OR_NOMEM_OPTION,
@ -145,7 +145,7 @@ struct legacy_command legacy_commands[] =
"Map the drive FROM_DRIVE to the drive TO_DRIVE. This is necessary" "Map the drive FROM_DRIVE to the drive TO_DRIVE. This is necessary"
" when you chain-load some operating systems, such as DOS, if such an" " when you chain-load some operating systems, such as DOS, if such an"
" OS resides at a non-first drive."}, " OS resides at a non-first drive."},
/* md5crypt unsupported since GRUB has not enough entropy and this /* NOTE: md5crypt unsupported since GRUB has not enough entropy and this
hash shouldn't be used anymore. */ hash shouldn't be used anymore. */
{"module", "legacy_initrd '%s' %s\n", 1, {TYPE_FILE_NO_CONSUME, {"module", "legacy_initrd '%s' %s\n", 1, {TYPE_FILE_NO_CONSUME,
TYPE_REST_VERBATIM}, 0, TYPE_REST_VERBATIM}, 0,
@ -182,7 +182,12 @@ struct legacy_command legacy_commands[] =
" which case it will ask for the password, before continuing." " which case it will ask for the password, before continuing."
" The option --md5 tells GRUB that PASSWD is encrypted with" " The option --md5 tells GRUB that PASSWD is encrypted with"
" md5crypt."}, " md5crypt."},
/* FIXME: pause unsupported. */ /* NOTE: GRUB2 has a design principle of not eternally waiting for user
input. 60 seconds should be enough.
*/
{"pause", "echo %s; if ! sleep -i 60; then return; fi", 1,
{TYPE_REST_VERBATIM}, 0,
"[MESSAGE ...]", "Print MESSAGE, then wait until a key is pressed."},
/* FIXME: rarp unsupported. */ /* FIXME: rarp unsupported. */
{"read", "read_dword %s\n", 1, {TYPE_INT}, 0, "ADDR", {"read", "read_dword %s\n", 1, {TYPE_INT}, 0, "ADDR",
"Read a 32-bit value from memory at address ADDR and" "Read a 32-bit value from memory at address ADDR and"
@ -208,7 +213,7 @@ struct legacy_command legacy_commands[] =
" GRUB can read, but setting the correct root device is still" " GRUB can read, but setting the correct root device is still"
" desired. Note that the items mentioned in `root' which" " desired. Note that the items mentioned in `root' which"
" derived from attempting the mount will NOT work correctly."}, " derived from attempting the mount will NOT work correctly."},
/* FIXME: support arguments. */ /* FIXME: support saving NUM and fallback. */
{"savedefault", "saved_entry=${chosen}; save_env saved_entry\n", 0, {}, 0, {"savedefault", "saved_entry=${chosen}; save_env saved_entry\n", 0, {}, 0,
"[NUM | `fallback']", "[NUM | `fallback']",
"Save the current entry as the default boot entry if no argument is" "Save the current entry as the default boot entry if no argument is"