PERIOD
#define periodchar(c) ((c) == PERIOD)
for (pch = PERIOD, nch = ch = *dn++; ch != '\0'; pch = ch, ch = nch) {
#define periodchar(c) ((c) == PERIOD)
int pch = PERIOD, ch = *dn++;
if (current == PERIOD && (udfLen - Index -1) <= EXT_SIZE) {
else if (current != PERIOD && current != SPACE) {
newName[newIndex++] = PERIOD;
ATF_REQUIRE_MSG(diff >= PERIOD,
"period (%d)", diff, PERIOD);