Support mixed inline and suffix commands
This commit is contained in:
Vladimir 'phcoder' Serbinenko
parent
281d690594
commit
e64334df29
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@ -82,31 +82,31 @@ legacy_file (const char *filename)
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{
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char *oldname = NULL;
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int is_suffix;
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char *newsuffix;
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oldname = entryname;
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parsed = grub_legacy_parse (buf, &entryname, &is_suffix);
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parsed = grub_legacy_parse (buf, &entryname, &newsuffix);
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buf = NULL;
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if (is_suffix)
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if (newsuffix)
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{
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char *t;
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t = suffix;
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suffix = grub_realloc (suffix, grub_strlen (suffix)
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+ grub_strlen (parsed) + 1);
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+ grub_strlen (newsuffix) + 1);
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if (!suffix)
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{
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grub_free (t);
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grub_free (entrysrc);
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grub_free (parsed);
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grub_free (newsuffix);
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grub_free (suffix);
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return grub_errno;
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}
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grub_memcpy (suffix + grub_strlen (suffix), parsed,
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grub_strlen (parsed) + 1);
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grub_free (parsed);
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parsed = NULL;
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continue;
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grub_memcpy (suffix + grub_strlen (suffix), newsuffix,
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grub_strlen (newsuffix) + 1);
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grub_free (newsuffix);
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newsuffix = NULL;
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}
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if (oldname != entryname && oldname)
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{
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@ -26,6 +26,8 @@ struct legacy_command
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{
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const char *name;
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const char *map;
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const char *suffix;
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unsigned suffixarg;
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unsigned argc;
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enum arg_type {
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TYPE_VERBATIM,
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@ -42,7 +44,6 @@ struct legacy_command
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} argt[4];
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enum {
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FLAG_IGNORE_REST = 1,
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FLAG_SUFFIX = 2,
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FLAG_FALLBACK_AVAILABLE = 4,
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FLAG_FALLBACK = 8,
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FLAG_COLOR_INVERT = 16,
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@ -53,22 +54,22 @@ struct legacy_command
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struct legacy_command legacy_commands[] =
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{
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{"blocklist", "blocklist '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
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{"blocklist", "blocklist '%s'\n", NULL, 0, 1, {TYPE_FILE}, 0, "FILE",
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"Print the blocklist notation of the file FILE."},
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{"boot", "boot\n", 0, {}, 0, 0,
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{"boot", "boot\n", NULL, 0, 0, {}, 0, 0,
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"Boot the OS/chain-loader which has been loaded."},
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/* FIXME: bootp unsupported. */
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{"cat", "cat '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
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{"cat", "cat '%s'\n", NULL, 0, 1, {TYPE_FILE}, 0, "FILE",
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"Print the contents of the file FILE."},
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{"chainloader", "chainloader %s '%s'\n", 2, {TYPE_FORCE_OPTION, TYPE_FILE},
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0, "[--force] FILE",
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{"chainloader", "chainloader %s '%s'\n", NULL, 0,
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2, {TYPE_FORCE_OPTION, TYPE_FILE}, 0, "[--force] FILE",
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"Load the chain-loader FILE. If --force is specified, then load it"
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" forcibly, whether the boot loader signature is present or not."},
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{"cmp", "cmp '%s' '%s'\n", 2, {TYPE_FILE, TYPE_FILE}, FLAG_IGNORE_REST,
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"FILE1 FILE2",
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{"cmp", "cmp '%s' '%s'\n", NULL, 0,
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2, {TYPE_FILE, TYPE_FILE}, FLAG_IGNORE_REST, "FILE1 FILE2",
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"Compare the file FILE1 with the FILE2 and inform the different values"
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" if any."},
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{"color", "set color_normal='%s'; set color_highlight='%s'\n",
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{"color", "set color_normal='%s'; set color_highlight='%s'\n", NULL, 0,
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2, {TYPE_VERBATIM, TYPE_VERBATIM},
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FLAG_IGNORE_REST | FLAG_FALLBACK_AVAILABLE, "NORMAL [HIGHLIGHT]",
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"Change the menu colors. The color NORMAL is used for most"
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@ -81,60 +82,62 @@ struct legacy_command legacy_commands[] =
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" light-green, light-cyan, light-red, light-magenta, yellow and white."
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" But only the first eight names can be used for BG. You can prefix"
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" \"blink-\" to FG if you want a blinking foreground color."},
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{"color", "set color_normal='%s'; set color_highlight='%s'\n",
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{"color", "set color_normal='%s'; set color_highlight='%s'\n", NULL, 0,
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1, {TYPE_VERBATIM},
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FLAG_IGNORE_REST | FLAG_FALLBACK | FLAG_COLOR_INVERT, NULL, NULL},
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{"configfile", "legacy_configfile '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
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"Load FILE as the configuration file."},
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{"configfile", "legacy_configfile '%s'\n", NULL, 0, 1, {TYPE_FILE},
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0, "FILE", "Load FILE as the configuration file."},
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{"debug",
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"if [ -z \"$debug\" ]; then set debug=all; else set debug=; fi\n",
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"if [ -z \"$debug\" ]; then set debug=all; else set debug=; fi\n", NULL, 0,
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0, {}, 0, 0, "Turn on/off the debug mode."},
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{"default",
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"set default='%s'; if [ x\"$default\" = xsaved ]; then load_env; "
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"set default=\"$saved_entry\"; fi\n", 1, {TYPE_VERBATIM}, 0,
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"set default=\"$saved_entry\"; fi\n", NULL, 0, 1, {TYPE_VERBATIM}, 0,
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"[NUM | `saved']",
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"Set the default entry to entry number NUM (if not specified, it is"
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" 0, the first entry) or the entry number saved by savedefault."},
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/* FIXME: dhcp unsupported. */
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/* FIXME: displayapm unsupported. */
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{"displaymem", "lsmmap\n", 0, {}, 0, 0,
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{"displaymem", "lsmmap\n", NULL, 0, 0, {}, 0, 0,
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"Display what GRUB thinks the system address space map of the"
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" machine is, including all regions of physical RAM installed."},
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/* NOTE: embed unsupported. */
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{"fallback", "set fallback='%s'\n", 1, {TYPE_VERBATIM}, 0, "NUM...",
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{"fallback", "set fallback='%s'\n", NULL, 0,
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1, {TYPE_VERBATIM}, 0, "NUM...",
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"Go into unattended boot mode: if the default boot entry has any"
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" errors, instead of waiting for the user to do anything, it"
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" immediately starts over using the NUM entry (same numbering as the"
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" `default' command). This obviously won't help if the machine"
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" was rebooted by a kernel that GRUB loaded."},
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{"find", "search -sf '%s'\n", 1, {TYPE_FILE}, 0, "FILENAME",
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{"find", "search -sf '%s'\n", NULL, 0, 1, {TYPE_FILE}, 0, "FILENAME",
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"Search for the filename FILENAME in all of partitions and print the list of"
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" the devices which contain the file."},
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/* FIXME: fstest unsupported. */
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/* FIXME: geometry unsupported. */
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{"halt", "halt %s\n", 1, {TYPE_NOAPM_OPTION}, 0, "[--no-apm]",
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{"halt", "halt %s\n", NULL, 0, 1, {TYPE_NOAPM_OPTION}, 0, "[--no-apm]",
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"Halt your system. If APM is available on it, turn off the power using"
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" the APM BIOS, unless you specify the option `--no-apm'."},
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/* FIXME: help unsupported. */ /* NUL_TERMINATE */
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{"hiddenmenu", "if sleep -i $timeout; then timeout=0; else timeout=-1; fi\n",
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0, {}, FLAG_SUFFIX, "", "Hide the menu."},
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{"hide", "parttool '%s' hidden+\n", 1, {TYPE_PARTITION}, 0, "PARTITION",
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{"hiddenmenu", NULL,
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"if sleep -i $timeout; then timeout=0; else timeout=-1; fi\n", 0,
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0, {}, 0, "", "Hide the menu."},
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{"hide", "parttool '%s' hidden+\n", NULL, 0, 1, {TYPE_PARTITION},
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0, "PARTITION",
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"Hide PARTITION by setting the \"hidden\" bit in"
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" its partition type code."},
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/* FIXME: ifconfig unsupported. */
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/* FIXME: impsprobe unsupported. */
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{"initrd", "legacy_initrd '%s' %s\n", 2, {TYPE_FILE_NO_CONSUME,
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TYPE_REST_VERBATIM}, 0,
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{"initrd", "legacy_initrd '%s' %s\n", NULL, 0, 2, {TYPE_FILE_NO_CONSUME,
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TYPE_REST_VERBATIM}, 0,
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"FILE [ARG ...]",
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"Load an initial ramdisk FILE for a Linux format boot image and set the"
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" appropriate parameters in the Linux setup area in memory."},
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/* NOTE: install unsupported. */
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/* FIXME: ioprobe unsupported. */
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/* FIXME: really support --no-mem-option. */
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{"kernel", "legacy_kernel %s %s '%s' %s\n", 4, {TYPE_TYPE_OR_NOMEM_OPTION,
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TYPE_TYPE_OR_NOMEM_OPTION,
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TYPE_FILE_NO_CONSUME,
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TYPE_REST_VERBATIM}, 0,
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{"kernel", "legacy_kernel %s %s '%s' %s\n", NULL, 0,
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4, {TYPE_TYPE_OR_NOMEM_OPTION, TYPE_TYPE_OR_NOMEM_OPTION,
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TYPE_FILE_NO_CONSUME, TYPE_REST_VERBATIM}, 0,
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"[--no-mem-option] [--type=TYPE] FILE [ARG ...]",
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"Attempt to load the primary boot image from FILE. The rest of the"
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" line is passed verbatim as the \"kernel command line\". Any modules"
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@ -144,46 +147,49 @@ struct legacy_command legacy_commands[] =
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" \"multiboot\". The option --no-mem-option tells GRUB not to pass a"
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" Linux's mem option automatically."},
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/* FIXME: lock is unsupported. */
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{"makeactive", "parttool \"$root\" boot+\n", 0, {}, 0, 0,
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{"makeactive", "parttool \"$root\" boot+\n", NULL, 0, 0, {}, 0, 0,
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"Set the active partition on the root disk to GRUB's root device."
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" This command is limited to _primary_ PC partitions on a hard disk."},
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{"map", "drivemap '%s' '%s'\n", 2, {TYPE_PARTITION, TYPE_PARTITION},
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{"map", "drivemap '%s' '%s'\n", NULL, 0,
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2, {TYPE_PARTITION, TYPE_PARTITION},
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FLAG_IGNORE_REST, "TO_DRIVE FROM_DRIVE",
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"Map the drive FROM_DRIVE to the drive TO_DRIVE. This is necessary"
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" when you chain-load some operating systems, such as DOS, if such an"
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" OS resides at a non-first drive."},
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/* NOTE: md5crypt unsupported since GRUB has not enough entropy and this
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hash shouldn't be used anymore. */
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{"module", "legacy_initrd '%s' %s\n", 1, {TYPE_FILE_NO_CONSUME,
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TYPE_REST_VERBATIM}, 0,
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{"module", "legacy_initrd '%s' %s\n", NULL, 0, 2, {TYPE_FILE_NO_CONSUME,
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TYPE_REST_VERBATIM}, 0,
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"FILE [ARG ...]",
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"Load a boot module FILE for a Multiboot format boot image (no"
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" interpretation of the file contents is made, so users of this"
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" command must know what the kernel in question expects). The"
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" rest of the line is passed as the \"module command line\", like"
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" the `kernel' command."},
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{"modulenounzip", "legacy_initrd_nounzip '%s' %s\n", 1,
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{"modulenounzip", "legacy_initrd_nounzip '%s' %s\n", NULL, 0, 2,
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{TYPE_FILE_NO_CONSUME, TYPE_REST_VERBATIM}, 0,
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"FILE [ARG ...]",
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"The same as `module', except that automatic decompression is"
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" disabled."},
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{"pager", "set pager=%s; if [ \"$pager\" = 0 ]; then "
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" echo Internal pager is now off; else echo Internal pager is now on; fi\n",
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" echo Internal pager is now off; else "
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"echo Internal pager is now on; fi\n", NULL, 0,
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1, {TYPE_BOOL}, FLAG_FALLBACK_AVAILABLE, "[FLAG]",
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"Toggle pager mode with no argument. If FLAG is given and its value"
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" is `on', turn on the mode. If FLAG is `off', turn off the mode."},
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{"pager",
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"if [ \"$pager\" = 1 ]; then pager=0; echo Internal pager is now off;"
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"else pager=1; echo Internal pager is now on; fi\n", 0, {},
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"else pager=1; echo Internal pager is now on; fi\n", NULL, 0, 0, {},
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FLAG_FALLBACK, NULL, NULL},
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/* FIXME: partnew unsupported. */
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{"parttype", "parttool '%s' type=%s\n", 2, {TYPE_PARTITION, TYPE_INT}, 0,
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{"parttype", "parttool '%s' type=%s\n", NULL, 0,
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2, {TYPE_PARTITION, TYPE_INT}, 0,
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"PART TYPE", "Change the type of the partition PART to TYPE."},
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/* FIXME: support config file reloading. */
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/* FIXME: support usage in menuentry. */
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{"password", "if [ \"$superusers\" = "" ]; then superusers=legacy; fi;\n"
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"legacy_password %s '%s' %s", 3, {TYPE_OPTION, TYPE_VERBATIM,
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TYPE_FILE}, FLAG_IGNORE_REST,
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"legacy_password %s '%s' %s", NULL, 0, 3, {TYPE_OPTION, TYPE_VERBATIM,
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TYPE_FILE}, FLAG_IGNORE_REST,
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"[--md5] PASSWD [FILE]",
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"If used in the first section of a menu file, disable all"
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" interactive editing control (menu entry editor and"
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@ -197,15 +203,15 @@ struct legacy_command legacy_commands[] =
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/* NOTE: GRUB2 has a design principle of not eternally waiting for user
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input. 60 seconds should be enough.
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*/
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{"pause", "echo %s; if ! sleep -i 60; then return; fi\n", 1,
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{"pause", "echo %s; if ! sleep -i 60; then return; fi\n", NULL, 0, 1,
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{TYPE_REST_VERBATIM}, 0,
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"[MESSAGE ...]", "Print MESSAGE, then wait until a key is pressed."},
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/* FIXME: rarp unsupported. */
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{"read", "read_dword %s\n", 1, {TYPE_INT}, 0, "ADDR",
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{"read", "read_dword %s\n", NULL, 0, 1, {TYPE_INT}, 0, "ADDR",
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"Read a 32-bit value from memory at address ADDR and"
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" display it in hex format."},
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{"reboot", "reboot\n", 0, {}, 0, 0, "Reboot your system."},
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{"root", "set root='%s'; set legacy_hdbias='%s'\n",
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{"reboot", "reboot\n", NULL, 0, 0, {}, 0, 0, "Reboot your system."},
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{"root", "set root='%s'; set legacy_hdbias='%s'\n", NULL, 0,
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2, {TYPE_PARTITION, TYPE_INT}, FLAG_FALLBACK_AVAILABLE,
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"[DEVICE [HDBIAS]]",
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"Set the current \"root device\" to the device DEVICE, then"
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@ -218,8 +224,8 @@ struct legacy_command legacy_commands[] =
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" how many BIOS drive numbers are on controllers before the current"
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" one. For example, if there is an IDE disk and a SCSI disk, and your"
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" FreeBSD root partition is on the SCSI disk, then use a `1' for HDBIAS."},
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{"root", "echo \"$root\"\n", 0, {}, FLAG_FALLBACK, NULL, NULL},
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{"rootnoverify", "set root='%s'; set legacy_hdbias='%s'\n",
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{"root", "echo \"$root\"\n", NULL, 0, 0, {}, FLAG_FALLBACK, NULL, NULL},
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{"rootnoverify", "set root='%s'; set legacy_hdbias='%s'\n", NULL, 0,
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2, {TYPE_PARTITION, TYPE_INT}, 0,
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"[DEVICE [HDBIAS]]",
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"Similar to `root', but don't attempt to mount the partition. This"
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@ -227,14 +233,15 @@ struct legacy_command legacy_commands[] =
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" GRUB can read, but setting the correct root device is still"
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" desired. Note that the items mentioned in `root' which"
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" derived from attempting the mount will NOT work correctly."},
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{"rootnoverify", "echo \"$root\"\n", 0, {}, FLAG_FALLBACK, NULL, NULL},
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{"rootnoverify", "echo \"$root\"\n", NULL, 0,
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0, {}, FLAG_FALLBACK, NULL, NULL},
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/* FIXME: support saving NUM and fallback. */
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{"savedefault", "saved_entry=${chosen}; save_env saved_entry\n", 0, {}, 0,
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"[NUM | `fallback']",
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{"savedefault", "saved_entry=${chosen}; save_env saved_entry\n", NULL, 0,
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0, {}, 0, "[NUM | `fallback']",
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"Save the current entry as the default boot entry if no argument is"
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" specified. If a number is specified, this number is saved. If"
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" `fallback' is used, next fallback entry is saved."},
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{"serial", "serial %s\n", 1, {TYPE_REST_VERBATIM}, 0,
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{"serial", "serial %s\n", NULL, 0, 1, {TYPE_REST_VERBATIM}, 0,
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"[--unit=UNIT] [--port=PORT] [--speed=SPEED] [--word=WORD] "
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"[--parity=PARITY] [--stop=STOP] [--device=DEV]",
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"Initialize a serial device. UNIT is a digit that specifies which serial"
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@ -248,25 +255,26 @@ struct legacy_command legacy_commands[] =
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/* FIXME: setup unsupported. */
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/* FIXME: terminal unsupported. */ /* NUL_TERMINATE */
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/* FIXME: terminfo unsupported. */ /* NUL_TERMINATE */
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{"testload", "cat '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
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{"testload", "cat '%s'\n", NULL, 0, 1, {TYPE_FILE}, 0, "FILE",
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"Read the entire contents of FILE in several different ways and"
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" compares them, to test the filesystem code. "
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" If this test succeeds, then a good next"
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" step is to try loading a kernel."},
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/* FIXME: testvbe unsupported. */
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/* FIXME: tftpserver unsupported. */
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{"timeout", "set timeout=%s\n", 1, {TYPE_INT}, 0, "SEC",
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{"timeout", "set timeout=%s\n", NULL, 0, 1, {TYPE_INT}, 0, "SEC",
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"Set a timeout, in SEC seconds, before automatically booting the"
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" default entry (normally the first entry defined)."},
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/* title is handled separately. */
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{"unhide", "parttool '%s' hidden-\n", 1, {TYPE_PARTITION}, 0, "PARTITION",
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{"unhide", "parttool '%s' hidden-\n", NULL, 0,
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1, {TYPE_PARTITION}, 0, "PARTITION",
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"Unhide PARTITION by clearing the \"hidden\" bit in its"
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" partition type code."},
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/* FIXME: uppermem unsupported. */
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{"uuid", "search -u '%s'\n", 1, {TYPE_VERBATIM}, 0, "UUID",
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{"uuid", "search -u '%s'\n", NULL, 0, 1, {TYPE_VERBATIM}, 0, "UUID",
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"Find root by UUID"},
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/* FIXME: support MODE. */
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{"vbeprobe", "vbeinfo\n", 0, {}, 0, "[MODE]",
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{"vbeprobe", "vbeinfo\n", NULL, 0, 0, {}, 0, "[MODE]",
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"Probe VBE information. If the mode number MODE is specified, show only"
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" the information about only the mode."}
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};
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@ -384,13 +392,13 @@ is_option (enum arg_type opt, const char *curarg, grub_size_t len)
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}
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char *
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grub_legacy_parse (const char *buf, char **entryname, int *suffix)
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grub_legacy_parse (const char *buf, char **entryname, char **suffix)
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{
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const char *ptr;
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const char *cmdname;
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unsigned i, cmdnum;
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*suffix = 0;
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*suffix = NULL;
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for (ptr = buf; *ptr && grub_isspace (*ptr); ptr++);
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if (!*ptr || *ptr == '#')
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@ -437,8 +445,6 @@ grub_legacy_parse (const char *buf, char **entryname, int *suffix)
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if (cmdnum == ARRAY_SIZE (legacy_commands))
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return grub_xasprintf ("# Unsupported legacy command: %s\n", buf);
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*suffix = !!(legacy_commands[cmdnum].flags & FLAG_SUFFIX);
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|
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for (; grub_isspace (*ptr) || *ptr == '='; ptr++);
|
||||
|
||||
char *args[ARRAY_SIZE (legacy_commands[0].argt)];
|
||||
|
|
@ -447,7 +453,7 @@ grub_legacy_parse (const char *buf, char **entryname, int *suffix)
|
|||
{
|
||||
int hold_arg = 0;
|
||||
const char *curarg = NULL;
|
||||
for (i = 0; i < legacy_commands[cmdnum].argc + hold_arg; i++)
|
||||
for (i = 0; i < legacy_commands[cmdnum].argc; i++)
|
||||
{
|
||||
grub_size_t curarglen;
|
||||
if (hold_arg)
|
||||
|
|
@ -622,6 +628,14 @@ grub_legacy_parse (const char *buf, char **entryname, int *suffix)
|
|||
args[legacy_commands[cmdnum].argc] = invert;
|
||||
}
|
||||
|
||||
if (legacy_commands[cmdnum].suffix)
|
||||
{
|
||||
*suffix = grub_xasprintf (legacy_commands[cmdnum].suffix,
|
||||
args[legacy_commands[cmdnum].suffixarg]);
|
||||
if (*suffix)
|
||||
return NULL;
|
||||
}
|
||||
|
||||
{
|
||||
char *ret = grub_xasprintf (legacy_commands[cmdnum].map, args[0], args[1],
|
||||
args[2], args[3]);
|
||||
|
|
|
|||
|
|
@ -21,7 +21,7 @@
|
|||
|
||||
#include <grub/types.h>
|
||||
|
||||
char *grub_legacy_parse (const char *buf, char **entryname, int *suffix);
|
||||
char *grub_legacy_parse (const char *buf, char **entryname, char **suffix);
|
||||
char *grub_legacy_escape (const char *in, grub_size_t len);
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -20,6 +20,7 @@
|
|||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <errno.h>
|
||||
#include <grub/util/misc.h>
|
||||
|
||||
int
|
||||
main (int argc, char **argv)
|
||||
|
|
@ -30,7 +31,6 @@ main (int argc, char **argv)
|
|||
size_t bufsize = 0;
|
||||
char *suffix = xstrdup ("");
|
||||
int suffixlen = 0;
|
||||
int is_suffix = 0;
|
||||
|
||||
if (argc >= 2 && argv[1][0] == '-')
|
||||
{
|
||||
|
|
@ -75,15 +75,15 @@ main (int argc, char **argv)
|
|||
|
||||
{
|
||||
char *oldname = NULL;
|
||||
char *newsuffix;
|
||||
|
||||
oldname = entryname;
|
||||
parsed = grub_legacy_parse (buf, &entryname, &is_suffix);
|
||||
if (is_suffix)
|
||||
parsed = grub_legacy_parse (buf, &entryname, &newsuffix);
|
||||
if (newsuffix)
|
||||
{
|
||||
suffixlen += strlen (parsed);
|
||||
suffixlen += strlen (newsuffix);
|
||||
suffix = xrealloc (suffix, suffixlen + 1);
|
||||
strcat (suffix, parsed);
|
||||
continue;
|
||||
strcat (suffix, newsuffix);
|
||||
}
|
||||
if (oldname != entryname && oldname)
|
||||
fprintf (out, "}\n\n");
|
||||
|
|
@ -91,25 +91,25 @@ main (int argc, char **argv)
|
|||
{
|
||||
char *escaped = grub_legacy_escape (entryname, strlen (entryname));
|
||||
fprintf (out, "menuentry \'%s\' {\n", escaped);
|
||||
grub_free (escaped);
|
||||
grub_free (oldname);
|
||||
free (escaped);
|
||||
free (oldname);
|
||||
}
|
||||
}
|
||||
|
||||
if (parsed)
|
||||
fprintf (out, "%s%s", entryname ? " " : "", parsed);
|
||||
grub_free (parsed);
|
||||
free (parsed);
|
||||
parsed = NULL;
|
||||
}
|
||||
|
||||
if (entryname)
|
||||
fprintf (out, "}\n\n");
|
||||
|
||||
fwrite (out, 1, suffixlen, suffix);
|
||||
fwrite (suffix, 1, suffixlen, out);
|
||||
|
||||
grub_free (buf);
|
||||
grub_free (suffix);
|
||||
grub_free (entryname);
|
||||
free (buf);
|
||||
free (suffix);
|
||||
free (entryname);
|
||||
|
||||
if (in != stdin)
|
||||
fclose (in);
|
||||
|
|
|
|||
Loading…
Reference in New Issue