time_t
parse_duration (char const * pz)
{
while (isspace ((unsigned char)*pz))
pz++;
switch (*pz)
{
case 'P':
return parse_period (pz + 1);
case 'T':
return parse_time (pz + 1);
default:
if (isdigit ((unsigned char)*pz))
return parse_non_iso8601 (pz);
errno = EINVAL;
return BAD_TIME;
}
}
time_t
parse_duration (char const * pz)
{
time_t res = 0;
while (isspace ((unsigned char)*pz)) pz++;
do {
if (*pz == 'P')
{
res = parse_period (pz + 1);
if ((errno != 0) || (res == BAD_TIME))
break;
return res;
}
if (*pz == 'T')
{
res = parse_time (pz + 1);
if ((errno != 0) || (res == BAD_TIME))
break;
return res;
}
if (! isdigit ((unsigned char)*pz))
break;
res = parse_non_iso8601 (pz);
if ((errno == 0) && (res != BAD_TIME))
return res;
} while (0);
fprintf (stderr, _("Invalid time duration: %s\n"), pz);
if (errno == 0)
errno = EINVAL;
return BAD_TIME;
}