nixpkgs/pkgs/tools/misc/grub/add-hidden-menu-entries.patch
K900 163b243c2a grub2: 2.06 -> unstable-2023-07-03
- build from latest git
- remove all the backports
- manually forward-port + vendor the hiddenentry patch (original link was dead btw)
- vendor (and check) the exact gnulib version grub wants
2023-07-06 22:04:54 +03:00

205 lines
6.0 KiB
Diff

diff --git a/grub-core/commands/legacycfg.c b/grub-core/commands/legacycfg.c
index e9e9d94ef..54e08a1b4 100644
--- a/grub-core/commands/legacycfg.c
+++ b/grub-core/commands/legacycfg.c
@@ -143,7 +143,7 @@ legacy_file (const char *filename)
args[0] = oldname;
grub_normal_add_menu_entry (1, args, NULL, NULL, "legacy",
NULL, NULL,
- entrysrc, 0);
+ entrysrc, 0, 0);
grub_free (args);
entrysrc[0] = 0;
grub_free (oldname);
@@ -205,7 +205,7 @@ legacy_file (const char *filename)
}
args[0] = entryname;
grub_normal_add_menu_entry (1, args, NULL, NULL, NULL,
- NULL, NULL, entrysrc, 0);
+ NULL, NULL, entrysrc, 0, 0);
grub_free (args);
}
diff --git a/grub-core/commands/menuentry.c b/grub-core/commands/menuentry.c
index 720e6d8ea..50632ccce 100644
--- a/grub-core/commands/menuentry.c
+++ b/grub-core/commands/menuentry.c
@@ -78,7 +78,7 @@ grub_normal_add_menu_entry (int argc, const char **args,
char **classes, const char *id,
const char *users, const char *hotkey,
const char *prefix, const char *sourcecode,
- int submenu)
+ int submenu, int hidden)
{
int menu_hotkey = 0;
char **menu_args = NULL;
@@ -188,8 +188,11 @@ grub_normal_add_menu_entry (int argc, const char **args,
(*last)->args = menu_args;
(*last)->sourcecode = menu_sourcecode;
(*last)->submenu = submenu;
+ (*last)->hidden = hidden;
+
+ if (!hidden)
+ menu->size++;
- menu->size++;
return GRUB_ERR_NONE;
fail:
@@ -286,7 +289,8 @@ grub_cmd_menuentry (grub_extcmd_context_t ctxt, int argc, char **args)
users,
ctxt->state[2].arg, 0,
ctxt->state[3].arg,
- ctxt->extcmd->cmd->name[0] == 's');
+ ctxt->extcmd->cmd->name[0] == 's',
+ ctxt->extcmd->cmd->name[0] == 'h');
src = args[argc - 1];
args[argc - 1] = NULL;
@@ -303,7 +307,8 @@ grub_cmd_menuentry (grub_extcmd_context_t ctxt, int argc, char **args)
ctxt->state[0].args, ctxt->state[4].arg,
users,
ctxt->state[2].arg, prefix, src + 1,
- ctxt->extcmd->cmd->name[0] == 's');
+ ctxt->extcmd->cmd->name[0] == 's',
+ ctxt->extcmd->cmd->name[0] == 'h');
src[len - 1] = ch;
args[argc - 1] = src;
@@ -311,7 +316,7 @@ grub_cmd_menuentry (grub_extcmd_context_t ctxt, int argc, char **args)
return r;
}
-static grub_extcmd_t cmd, cmd_sub;
+static grub_extcmd_t cmd, cmd_sub, cmd_hidden;
void
grub_menu_init (void)
@@ -327,6 +332,12 @@ grub_menu_init (void)
| GRUB_COMMAND_FLAG_EXTRACTOR,
N_("BLOCK"), N_("Define a submenu."),
options);
+ cmd_hidden = grub_register_extcmd ("hiddenentry", grub_cmd_menuentry,
+ GRUB_COMMAND_FLAG_BLOCKS
+ | GRUB_COMMAND_ACCEPT_DASH
+ | GRUB_COMMAND_FLAG_EXTRACTOR,
+ N_("BLOCK"), N_("Define a hidden menu entry."),
+ options);
}
void
diff --git a/grub-core/normal/menu.c b/grub-core/normal/menu.c
index 6a90e091f..4236f55bc 100644
--- a/grub-core/normal/menu.c
+++ b/grub-core/normal/menu.c
@@ -37,6 +37,8 @@
entry failing to boot. */
#define DEFAULT_ENTRY_ERROR_DELAY_MS 2500
+#define MENU_INCLUDE_HIDDEN 0x10000
+
grub_err_t (*grub_gfxmenu_try_hook) (int entry, grub_menu_t menu,
int nested) = NULL;
@@ -80,8 +82,20 @@ grub_menu_get_entry (grub_menu_t menu, int no)
{
grub_menu_entry_t e;
- for (e = menu->entry_list; e && no > 0; e = e->next, no--)
- ;
+ if (no & MENU_INCLUDE_HIDDEN) {
+ no &= ~MENU_INCLUDE_HIDDEN;
+
+ for (e = menu->entry_list; e && no > 0; e = e->next, no--)
+ ;
+ } else {
+ for (e = menu->entry_list; e && no > 0; e = e->next, no--) {
+ /* Skip hidden entries */
+ while (e && e->hidden)
+ e = e->next;
+ }
+ while (e && e->hidden)
+ e = e->next;
+ }
return e;
}
@@ -93,10 +107,10 @@ get_entry_index_by_hotkey (grub_menu_t menu, int hotkey)
grub_menu_entry_t entry;
int i;
- for (i = 0, entry = menu->entry_list; i < menu->size;
+ for (i = 0, entry = menu->entry_list; entry;
i++, entry = entry->next)
if (entry->hotkey == hotkey)
- return i;
+ return i | MENU_INCLUDE_HIDDEN;
return -1;
}
@@ -509,6 +523,10 @@ get_entry_number (grub_menu_t menu, const char *name)
grub_menu_entry_t e = menu->entry_list;
int i;
+ /* Skip hidden entries */
+ while (e && e->hidden)
+ e = e->next;
+
grub_errno = GRUB_ERR_NONE;
for (i = 0; e; i++)
@@ -520,6 +538,10 @@ get_entry_number (grub_menu_t menu, const char *name)
break;
}
e = e->next;
+
+ /* Skip hidden entries */
+ while (e && e->hidden)
+ e = e->next;
}
if (! e)
diff --git a/grub-core/normal/menu_text.c b/grub-core/normal/menu_text.c
index b1321eb26..d2e46cac8 100644
--- a/grub-core/normal/menu_text.c
+++ b/grub-core/normal/menu_text.c
@@ -289,7 +289,11 @@ print_entries (grub_menu_t menu, const struct menu_viewer_data *data)
print_entry (data->geo.first_entry_y + i, data->offset == i,
e, data);
if (e)
- e = e->next;
+ e = e->next;
+
+ /* Skip hidden entries */
+ while (e && e->hidden)
+ e = e->next;
}
grub_term_gotoxy (data->term,
diff --git a/include/grub/menu.h b/include/grub/menu.h
index ee2b5e910..eb8a86ba9 100644
--- a/include/grub/menu.h
+++ b/include/grub/menu.h
@@ -58,6 +58,8 @@ struct grub_menu_entry
int submenu;
+ int hidden;
+
/* The next element. */
struct grub_menu_entry *next;
};
diff --git a/include/grub/normal.h b/include/grub/normal.h
index 218cbabcc..bcb412466 100644
--- a/include/grub/normal.h
+++ b/include/grub/normal.h
@@ -145,7 +145,7 @@ grub_normal_add_menu_entry (int argc, const char **args, char **classes,
const char *id,
const char *users, const char *hotkey,
const char *prefix, const char *sourcecode,
- int submenu);
+ int submenu, int hidden);
grub_err_t
grub_normal_set_password (const char *user, const char *password);