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merge mainline into nested

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-09-08 20:40:27 +02:00
commit dedb5f9be2
125 changed files with 7481 additions and 1152 deletions
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2
grub-core/normal/completion.c
View file

@ -495,8 +495,8 @@ grub_normal_do_completion (char *buf, int *restore,
fail:
if (argc != 0)
{
grub_free (argv);
grub_free (argv[0]);
grub_free (argv);
}
grub_free (match);
grub_errno = GRUB_ERR_NONE;

36
grub-core/normal/dyncmd.c
View file

@ -23,16 +23,21 @@
#include <grub/misc.h>
#include <grub/command.h>
#include <grub/normal.h>
#include <grub/extcmd.h>
#include <grub/script_sh.h>
#include <grub/i18n.h>
static grub_err_t
grub_dyncmd_dispatcher (struct grub_command *cmd,
grub_dyncmd_dispatcher (struct grub_extcmd_context *ctxt,
int argc, char **args)
{
char *modname = cmd->data;
char *modname;
grub_dl_t mod;
grub_err_t ret;
grub_extcmd_t extcmd = ctxt->extcmd;
grub_command_t cmd = extcmd->cmd;
modname = extcmd->data;
mod = grub_dl_load (modname);
if (mod)
{
@ -42,11 +47,17 @@ grub_dyncmd_dispatcher (struct grub_command *cmd,
grub_dl_ref (mod);
name = (char *) cmd->name;
grub_unregister_command (cmd);
grub_unregister_extcmd (extcmd);
cmd = grub_command_find (name);
if (cmd)
ret = (cmd->func) (cmd, argc, args);
{
if (cmd->flags & GRUB_COMMAND_FLAG_BLOCKS &&
cmd->flags & GRUB_COMMAND_FLAG_EXTCMD)
ret = grub_extcmd_dispatcher (cmd, argc, args, ctxt->script);
else
ret = (cmd->func) (cmd, argc, args);
}
else
ret = grub_errno;
@ -81,13 +92,14 @@ read_command_list (const char *prefix)
for (ptr = grub_command_list; ptr; ptr = next)
{
next = ptr->next;
if (ptr->func == grub_dyncmd_dispatcher)
if (ptr->flags & GRUB_COMMAND_FLAG_DYNCMD)
{
if (last)
last->next = ptr->next;
else
grub_command_list = ptr->next;
grub_free (ptr);
grub_free (ptr->data); /* extcmd struct */
}
else
last = ptr;
@ -96,7 +108,7 @@ read_command_list (const char *prefix)
for (;; grub_free (buf))
{
char *p, *name, *modname;
grub_command_t cmd;
grub_extcmd_t cmd;
int prio = 0;
buf = grub_file_getline (file);
@ -139,16 +151,20 @@ read_command_list (const char *prefix)
continue;
}
cmd = grub_register_command_prio (name,
grub_dyncmd_dispatcher,
0, N_("not loaded"), prio);
cmd = grub_register_extcmd_prio (name,
grub_dyncmd_dispatcher,
GRUB_COMMAND_FLAG_BLOCKS
| GRUB_COMMAND_FLAG_EXTCMD
| GRUB_COMMAND_FLAG_CMDLINE
| GRUB_COMMAND_FLAG_DYNCMD,
0, N_("not loaded"), 0,
prio);
if (! cmd)
{
grub_free (name);
grub_free (modname);
continue;
}
cmd->flags |= GRUB_COMMAND_FLAG_DYNCMD;
cmd->data = modname;
/* Update the active flag. */

208
grub-core/normal/main.c
View file

@ -141,209 +141,6 @@ free_menu (grub_menu_t menu)
grub_env_unset_menu ();
}
static void
free_menu_entry_classes (struct grub_menu_entry_class *head)
{
/* Free all the classes. */
while (head)
{
struct grub_menu_entry_class *next;
grub_free (head->name);
next = head->next;
grub_free (head);
head = next;
}
}
static struct
{
char *name;
int key;
} hotkey_aliases[] =
{
{"backspace", '\b'},
{"tab", '\t'},
{"delete", GRUB_TERM_DC}
};
/* Add a menu entry to the current menu context (as given by the environment
variable data slot `menu'). As the configuration file is read, the script
parser calls this when a menu entry is to be created. */
grub_err_t
grub_normal_add_menu_entry (int argc, const char **args,
const char *sourcecode)
{
const char *menutitle = 0;
const char *menusourcecode;
grub_menu_t menu;
grub_menu_entry_t *last;
int failed = 0;
int i;
struct grub_menu_entry_class *classes_head; /* Dummy head node for list. */
struct grub_menu_entry_class *classes_tail;
char *users = NULL;
int hotkey = 0;
/* Allocate dummy head node for class list. */
classes_head = grub_zalloc (sizeof (struct grub_menu_entry_class));
if (! classes_head)
return grub_errno;
classes_tail = classes_head;
menu = grub_env_get_menu ();
if (! menu)
return grub_error (GRUB_ERR_MENU, "no menu context");
last = &menu->entry_list;
menusourcecode = grub_strdup (sourcecode);
if (! menusourcecode)
return grub_errno;
/* Parse menu arguments. */
for (i = 0; i < argc; i++)
{
/* Capture arguments. */
if (grub_strncmp ("--", args[i], 2) == 0 && i + 1 < argc)
{
const char *arg = &args[i][2];
/* Handle menu class. */
if (grub_strcmp(arg, "class") == 0)
{
char *class_name;
struct grub_menu_entry_class *new_class;
i++;
class_name = grub_strdup (args[i]);
if (! class_name)
{
failed = 1;
break;
}
/* Create a new class and add it at the tail of the list. */
new_class = grub_zalloc (sizeof (struct grub_menu_entry_class));
if (! new_class)
{
grub_free (class_name);
failed = 1;
break;
}
/* Fill in the new class node. */
new_class->name = class_name;
/* Link the tail to it, and make it the new tail. */
classes_tail->next = new_class;
classes_tail = new_class;
continue;
}
else if (grub_strcmp(arg, "users") == 0)
{
i++;
users = grub_strdup (args[i]);
if (! users)
{
failed = 1;
break;
}
continue;
}
else if (grub_strcmp(arg, "hotkey") == 0)
{
unsigned j;
i++;
if (args[i][1] == 0)
{
hotkey = args[i][0];
continue;
}
for (j = 0; j < ARRAY_SIZE (hotkey_aliases); j++)
if (grub_strcmp (args[i], hotkey_aliases[j].name) == 0)
{
hotkey = hotkey_aliases[j].key;
break;
}
if (j < ARRAY_SIZE (hotkey_aliases))
continue;
failed = 1;
grub_error (GRUB_ERR_MENU,
"Invalid hotkey: '%s'.", args[i]);
break;
}
else
{
/* Handle invalid argument. */
failed = 1;
grub_error (GRUB_ERR_MENU,
"invalid argument for menuentry: %s", args[i]);
break;
}
}
/* Capture title. */
if (! menutitle)
{
menutitle = grub_strdup (args[i]);
}
else
{
failed = 1;
grub_error (GRUB_ERR_MENU,
"too many titles for menuentry: %s", args[i]);
break;
}
}
/* Validate arguments. */
if ((! failed) && (! menutitle))
{
grub_error (GRUB_ERR_MENU, "menuentry is missing title");
failed = 1;
}
/* If argument parsing failed, free any allocated resources. */
if (failed)
{
free_menu_entry_classes (classes_head);
grub_free ((void *) menutitle);
grub_free ((void *) menusourcecode);
/* Here we assume that grub_error has been used to specify failure details. */
return grub_errno;
}
/* Add the menu entry at the end of the list. */
while (*last)
last = &(*last)->next;
*last = grub_zalloc (sizeof (**last));
if (! *last)
{
free_menu_entry_classes (classes_head);
grub_free ((void *) menutitle);
grub_free ((void *) menusourcecode);
return grub_errno;
}
(*last)->title = menutitle;
(*last)->hotkey = hotkey;
(*last)->classes = classes_head;
if (users)
(*last)->restricted = 1;
(*last)->users = users;
(*last)->sourcecode = menusourcecode;
menu->size++;
return GRUB_ERR_NONE;
}
static grub_menu_t
read_config_file (const char *config)
{
@ -677,8 +474,12 @@ static void (*grub_xputs_saved) (const char *str);
GRUB_MOD_INIT(normal)
{
/* Previously many modules depended on gzio. Be nice to user and load it. */
grub_dl_load ("gzio");
grub_context_init ();
grub_script_init ();
grub_menu_init ();
grub_xputs_saved = grub_xputs;
grub_xputs = grub_xputs_normal;
@ -718,6 +519,7 @@ GRUB_MOD_FINI(normal)
{
grub_context_fini ();
grub_script_fini ();
grub_menu_fini ();
grub_xputs = grub_xputs_saved;

41
grub-core/normal/menu.c
View file

@ -153,44 +153,6 @@ get_and_remove_first_entry_number (const char *name)
return entry;
}
static void
grub_menu_execute_entry_real (grub_menu_entry_t entry)
{
const char *source;
auto grub_err_t getline (char **line, int cont);
grub_err_t getline (char **line, int cont __attribute__ ((unused)))
{
const char *p;
if (!source)
{
*line = 0;
return 0;
}
p = grub_strchr (source, '\n');
if (p)
*line = grub_strndup (source, p - source);
else
*line = grub_strdup (source);
source = p ? p + 1 : 0;
return 0;
}
source = entry->sourcecode;
while (source)
{
char *line;
getline (&line, 0);
grub_normal_parse_line (line, getline);
grub_free (line);
}
}
/* Run a menu entry. */
void
grub_menu_execute_entry(grub_menu_entry_t entry)
@ -208,8 +170,7 @@ grub_menu_execute_entry(grub_menu_entry_t entry)
}
grub_env_set ("chosen", entry->title);
grub_menu_execute_entry_real (entry);
grub_script_execute_sourcecode (entry->sourcecode, entry->argc, entry->args);
if (grub_errno == GRUB_ERR_NONE && grub_loader_is_loaded ())
/* Implicit execution of boot, only if something is loaded. */