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| Source at commit 1733 created 12 years 6 months ago. By blackosx, Use the result from an intitial check to find if the target volume has an EFI system partition, later on in the installation process before checking for previous Chameleon installations. Add some feedback to the installer log. | |
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| 1 | #include "libsaio.h"␊ |
| 2 | ␊ |
| 3 | extern void __divide_error();␊ |
| 4 | ␊ |
| 5 | uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem_p)␊ |
| 6 | {␊ |
| 7 | ␉uint64_t quot = 0, qbit = 1;␊ |
| 8 | ␊ |
| 9 | ␉if (den == 0) {␊ |
| 10 | ␉␉__divide_error();␊ |
| 11 | ␉␉return 0;␉/* If trap returns... */␊ |
| 12 | ␉}␊ |
| 13 | ␊ |
| 14 | ␉/* Left-justify denominator and count shift */␊ |
| 15 | ␉while ((int64_t) den >= 0) {␊ |
| 16 | ␉␉den <<= 1;␊ |
| 17 | ␉␉qbit <<= 1;␊ |
| 18 | ␉}␊ |
| 19 | ␊ |
| 20 | ␉while (qbit) {␊ |
| 21 | ␉␉if (den <= num) {␊ |
| 22 | ␉␉␉num -= den;␊ |
| 23 | ␉␉␉quot += qbit;␊ |
| 24 | ␉␉}␊ |
| 25 | ␉␉den >>= 1;␊ |
| 26 | ␉␉qbit >>= 1;␊ |
| 27 | ␉}␊ |
| 28 | ␊ |
| 29 | ␉if (rem_p)␊ |
| 30 | ␉␉*rem_p = num;␊ |
| 31 | ␊ |
| 32 | ␉return quot;␊ |
| 33 | }␊ |
| 34 | |
