|
Lines 1552-1566
static const char *scale_mem (int target, unsigned long num, int width, int just
Link Here
|
| 1552 |
if (Rc.zero_suppress && 0 >= num) |
1552 |
if (Rc.zero_suppress && 0 >= num) |
| 1553 |
goto end_justifies; |
1553 |
goto end_justifies; |
| 1554 |
|
1554 |
|
|
|
1555 |
i = SK_Kb; |
| 1556 |
psfx = Scaled_sfxtab; |
| 1555 |
scaled_num = num; |
1557 |
scaled_num = num; |
| 1556 |
for (i = SK_Kb, psfx = Scaled_sfxtab; i < SK_Eb; psfx++, i++) { |
1558 |
|
| 1557 |
if (i >= target |
1559 |
// apply the minimum scaling |
| 1558 |
&& (width >= snprintf(buf, sizeof(buf), fmttab[i], scaled_num, *psfx))) |
1560 |
while (i < target) { |
| 1559 |
goto end_justifies; |
1561 |
psfx++; |
|
|
1562 |
i++; |
| 1560 |
scaled_num /= 1024.0; |
1563 |
scaled_num /= 1024.0; |
| 1561 |
} |
1564 |
} |
| 1562 |
|
1565 |
|
| 1563 |
// well shoot, this outta' fit... |
1566 |
// get it to fit in the buffer |
|
|
1567 |
while (i <= SK_Eb) { |
| 1568 |
// first try lopping off digits |
| 1569 |
static char fmt[SMLBUFSIZ]; |
| 1570 |
int precision = (i == 0 ? 0 : 3); |
| 1571 |
|
| 1572 |
do { |
| 1573 |
snprintf(fmt, sizeof(fmt), "%%.%uf%%c", precision); |
| 1574 |
if (snprintf(buf, sizeof(buf), fmt, scaled_num, (i > 0 ? *psfx : '\0')) <= width) { |
| 1575 |
goto end_justifies; // it fits! |
| 1576 |
} |
| 1577 |
// drop a digit off the end and try again |
| 1578 |
precision--; |
| 1579 |
} while (precision > 0); |
| 1580 |
|
| 1581 |
// dropped all digits after decimal, still too big |
| 1582 |
// scale it and try again. |
| 1583 |
psfx++; |
| 1584 |
i++; |
| 1585 |
scaled_num /= 1024.0; |
| 1586 |
} |
| 1587 |
|
| 1588 |
// everything failed |
| 1564 |
snprintf(buf, sizeof(buf), "?"); |
1589 |
snprintf(buf, sizeof(buf), "?"); |
| 1565 |
end_justifies: |
1590 |
end_justifies: |
| 1566 |
return justify_pad(buf, width, justr); |
1591 |
return justify_pad(buf, width, justr); |
