int chattr_main(int argc UNUSED_PARAM, char **argv)
{
struct globals g;
char *arg;
memset(&g, 0, sizeof(g));
/* parse the args */
while ((arg = *++argv)) {
/* take care of -R and -v <version> */
if (arg[0] == '-'
&& (arg[1] == 'R' || arg[1] == 'v')
&& !arg[2]
) {
if (arg[1] == 'R') {
g.recursive = 1;
continue;
}
/* arg[1] == 'v' */
if (!*++argv)
bb_show_usage();
g.version = xatoul(*argv);
g.flags |= OPT_SET_VER;
continue;
}
if (!decode_arg(arg, &g))
break;
}
/* run sanity checks on all the arguments given us */
if (!*argv)
bb_show_usage();
if ((g.flags & OPT_SET) && (g.flags & (OPT_ADD|OPT_REM)))
bb_error_msg_and_die("= is incompatible with - and +");
if (g.rf & g.af)
bb_error_msg_and_die("can't set and unset a flag");
if (!g.flags)
bb_error_msg_and_die("must use '-v', =, - or +");
/* now run chattr on all the files passed to us */
do change_attributes(*argv, &g); while (*++argv);
return EXIT_SUCCESS;
}
int main (int argc, char ** argv)
{
int i, j;
int end_arg = 0;
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
textdomain(NLS_CAT_NAME);
#endif
if (argc && *argv)
program_name = *argv;
i = 1;
while (i < argc && !end_arg) {
if (decode_arg (&i, argc, argv) == EOF)
end_arg = 1;
else
i++;
}
if (i >= argc)
usage ();
if (set && (add || rem)) {
fprintf (stderr, _("= is incompatible with - and +\n"));
exit (1);
}
if ((rf & af) != 0) {
fprintf (stderr, "Can't both set and unset same flag.\n");
exit (1);
}
if (!(add || rem || set || set_version)) {
fprintf (stderr, _("Must use '-v', =, - or +\n"));
exit (1);
}
if (verbose)
fprintf (stderr, "chattr %s (%s)\n",
E2FSPROGS_VERSION, E2FSPROGS_DATE);
for (j = i; j < argc; j++)
change_attributes (argv[j]);
exit(0);
}
static void canonicalize_values(struct thread *thread, obj_t *old_sp,
obj_t *vals)
{
int supplied = thread->sp - vals;
int wants = decode_arg(thread);
int fixed;
bool restp;
int i;
fixed = wants >> 1;
restp = wants & 1;
if (supplied <= fixed) {
if (old_sp != vals)
for (i = 0; i < supplied; i++)
*old_sp++ = *vals++;
else {
i = supplied;
old_sp += supplied;
}
while (i < fixed) {
*old_sp++ = obj_False;
i++;
}
if (restp)
*old_sp++ = make_vector(0, NULL);
}
else {
if (old_sp != vals)
for (i = 0; i < fixed; i++)
*old_sp++ = *vals++;
else
vals += fixed;
if (restp)
*old_sp++ = make_vector(supplied - fixed, vals);
}
thread->sp = old_sp;
}
static void op_pop_value(int byte, struct thread *thread)
{
pop_value(thread, decode_arg(thread));
}
static void op_push_function(int byte, struct thread *thread)
{
push_function(thread, decode_arg(thread));
}
static void op_call(int byte, struct thread *thread)
{
int nargs = decode_arg(thread);
thread->pc++;
invoke(thread, nargs);
}
static void op_call_tail(int byte, struct thread *thread)
{
call_tail(thread, decode_arg(thread));
}
static void op_pop_local(int byte, struct thread *thread)
{
pop_local(thread, decode_arg(thread));
}
static void op_push_constant(int byte, struct thread *thread)
{
push_constant(thread, decode_arg(thread));
}
