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Source at commit 970 created 13 years 23 days ago. By macman, ati.c, removed duplicate default "ATI Radeon HD 5400 Series", added Gigabyte "AMD Radeon HD 6850" OC device ID and added additional AMD 6000 cards with their default settings. Removed some blank lines. | |
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1 | /*␊ |
2 | * strntoumax.c␊ |
3 | *␊ |
4 | * The strntoumax() function and associated␊ |
5 | */␊ |
6 | #include "libsaio.h"␊ |
7 | ␊ |
8 | static inline int digitval(int ch)␊ |
9 | {␊ |
10 | ␉if (ch >= '0' && ch <= '9') {␊ |
11 | ␉␉return ch - '0';␊ |
12 | ␉} else if (ch >= 'A' && ch <= 'Z') {␊ |
13 | ␉␉return ch - 'A' + 10;␊ |
14 | ␉} else if (ch >= 'a' && ch <= 'z') {␊ |
15 | ␉␉return ch - 'a' + 10;␊ |
16 | ␉} else {␊ |
17 | ␉␉return -1;␊ |
18 | ␉}␊ |
19 | }␊ |
20 | ␊ |
21 | uintmax_t strntoumax(const char *nptr, char **endptr, int base, size_t n)␊ |
22 | {␊ |
23 | ␉int minus = 0;␊ |
24 | ␉uintmax_t v = 0;␊ |
25 | ␉int d;␊ |
26 | ␊ |
27 | ␉while (n && isspace((unsigned char)*nptr)) {␊ |
28 | ␉␉nptr++;␊ |
29 | ␉␉n--;␊ |
30 | ␉}␊ |
31 | ␊ |
32 | ␉/* Single optional + or - */␊ |
33 | ␉if (n) {␊ |
34 | ␉␉char c = *nptr;␊ |
35 | ␉␉if (c == '-' || c == '+') {␊ |
36 | ␉␉␉minus = (c == '-');␊ |
37 | ␉␉␉nptr++;␊ |
38 | ␉␉␉n--;␊ |
39 | ␉␉}␊ |
40 | ␉}␊ |
41 | ␊ |
42 | ␉if (base == 0) {␊ |
43 | ␉␉if (n >= 2 && nptr[0] == '0' &&␊ |
44 | ␉␉ (nptr[1] == 'x' || nptr[1] == 'X')) {␊ |
45 | ␉␉␉n -= 2;␊ |
46 | ␉␉␉nptr += 2;␊ |
47 | ␉␉␉base = 16;␊ |
48 | ␉␉} else if (n >= 1 && nptr[0] == '0') {␊ |
49 | ␉␉␉n--;␊ |
50 | ␉␉␉nptr++;␊ |
51 | ␉␉␉base = 8;␊ |
52 | ␉␉} else {␊ |
53 | ␉␉␉base = 10;␊ |
54 | ␉␉}␊ |
55 | ␉} else if (base == 16) {␊ |
56 | ␉␉if (n >= 2 && nptr[0] == '0' &&␊ |
57 | ␉␉ (nptr[1] == 'x' || nptr[1] == 'X')) {␊ |
58 | ␉␉␉n -= 2;␊ |
59 | ␉␉␉nptr += 2;␊ |
60 | ␉␉}␊ |
61 | ␉}␊ |
62 | ␊ |
63 | ␉while (n && (d = digitval(*nptr)) >= 0 && d < base) {␊ |
64 | ␉␉v = v * base + d;␊ |
65 | ␉␉n--;␊ |
66 | ␉␉nptr++;␊ |
67 | ␉}␊ |
68 | ␊ |
69 | ␉if (endptr)␊ |
70 | ␉␉*endptr = (char *)nptr;␊ |
71 | ␊ |
72 | ␉return minus ? -v : v;␊ |
73 | }␊ |
74 |