static bool
decode_time (struct timespec *ts, char const *arg, char const *keyword)
{
switch (_decode_time (ts, arg, keyword))
{
case decode_time_success:
return true;
case decode_time_bad_header:
ERROR ((0, 0, _("Malformed extended header: invalid %s=%s"),
keyword, arg));
return false;
case decode_time_range:
out_of_range_header (keyword, arg, - (uintmax_t) TYPE_MINIMUM (time_t),
TYPE_MAXIMUM (time_t));
return false;
}
return true;
}
static bool
decode_time (struct timespec *ts, char const *arg, char const *keyword)
{
char *arg_lim;
struct timespec t = decode_timespec (arg, &arg_lim, true);
if (! valid_timespec (t))
{
if (arg < arg_lim && !*arg_lim)
out_of_range_header (keyword, arg, TYPE_MINIMUM (time_t),
TYPE_MAXIMUM (time_t));
else
ERROR ((0, 0, _("Malformed extended header: invalid %s=%s"),
keyword, arg));
return false;
}
*ts = t;
return true;
}
static bool
decode_signed_num (intmax_t *num, char const *arg,
intmax_t minval, uintmax_t maxval,
char const *keyword)
{
char *arg_lim;
intmax_t u = strtosysint (arg, &arg_lim, minval, maxval);
if (errno == EINVAL || *arg_lim)
{
ERROR ((0, 0, _("Malformed extended header: invalid %s=%s"),
keyword, arg));
return false;
}
if (errno == ERANGE)
{
out_of_range_header (keyword, arg, minval, maxval);
return false;
}
*num = u;
return true;
}
static bool
decode_num (uintmax_t *num, char const *arg, uintmax_t maxval,
char const *keyword)
{
uintmax_t u;
char *arg_lim;
if (! (ISDIGIT (*arg)
&& (errno = 0, u = strtoumax (arg, &arg_lim, 10), !*arg_lim)))
{
ERROR ((0, 0, _("Malformed extended header: invalid %s=%s"),
keyword, arg));
return false;
}
if (! (u <= maxval && errno != ERANGE))
{
out_of_range_header (keyword, arg, 0, maxval);
return false;
}
*num = u;
return true;
}
