size_t skip_to_eol()
{
return skip_to('\n');
}
/* Run an entry from the script SCRIPT. HEAP is used for the
command-line buffer. If an error occurs, return non-zero, otherwise
return zero. */
int
run_script (char *script, char *heap)
{
char *old_entry;
char *cur_entry = script;
/* Initialize the data. */
init_cmdline (0);
while (1)
{
struct builtin *builtin;
char *arg;
print_error ();
if (errnum)
{
grub_cln_recovery_shell (grub_cln_loaded_from_spi);
}
/* Copy the first string in CUR_ENTRY to HEAP. */
old_entry = cur_entry;
while (*cur_entry++)
;
grub_memmove (heap, old_entry, cur_entry - old_entry);
if (! *heap)
{
/* If there is no more command in SCRIPT... */
/* If any kernel is not loaded, just exit successfully. */
if (kernel_type == KERNEL_TYPE_NONE)
return 0;
/* Otherwise, the command boot is run implicitly. */
grub_memmove (heap, "boot", 5);
}
/* Find a builtin. */
builtin = find_command (heap);
if (! builtin)
{
grub_verbose_printf ("%s\n", old_entry);
continue;
}
if (! (builtin->flags & BUILTIN_NO_ECHO))
grub_verbose_printf ("%s\n", old_entry);
/* If BUILTIN cannot be run in the command-line, skip it. */
if (! (builtin->flags & BUILTIN_CMDLINE))
{
errnum = ERR_UNRECOGNIZED;
continue;
}
/* Invalidate the cache, because the user may exchange removable
disks. */
buf_drive = -1;
/* Run BUILTIN->FUNC. */
arg = skip_to (1, heap);
(builtin->func) (arg, BUILTIN_SCRIPT);
}
}
size_t skip_past(CHAR_T ch)
{
skip_to(ch);
next();
return _pos;
}
