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Root/tags/2.0/i386/modules/klibc/__udivmodsi4.c

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.
1#include "libsaio.h"
2extern void __divide_error();
3uint32_t __udivmodsi4(uint32_t num, uint32_t den, uint32_t * rem_p)
4{
5uint32_t quot = 0, qbit = 1;
6
7if (den == 0) {
8__divide_error();
9return 0;/* If trap returns... */
10}
11
12/* Left-justify denominator and count shift */
13while ((int32_t) den >= 0) {
14den <<= 1;
15qbit <<= 1;
16}
17
18while (qbit) {
19if (den <= num) {
20num -= den;
21quot += qbit;
22}
23den >>= 1;
24qbit >>= 1;
25}
26
27if (rem_p)
28*rem_p = num;
29
30return quot;
31}
32

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Revision: 1733