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Source at commit 1292 created 12 years 8 months ago. By meklort, Add additional functions to klibc. Remove duplicates from libsa | |
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1 | /*␊ |
2 | * strncmp.c␊ |
3 | */␊ |
4 | ␊ |
5 | #include <string.h>␊ |
6 | ␊ |
7 | int strncmp(const char *s1, const char *s2, size_t n)␊ |
8 | {␊ |
9 | ␉const unsigned char *c1 = (const unsigned char *)s1;␊ |
10 | ␉const unsigned char *c2 = (const unsigned char *)s2;␊ |
11 | ␉unsigned char ch;␊ |
12 | ␉int d = 0;␊ |
13 | ␊ |
14 | ␉while (n--) {␊ |
15 | ␉␉d = (int)(ch = *c1++) - (int)*c2++;␊ |
16 | ␉␉if (d || !ch)␊ |
17 | ␉␉␉break;␊ |
18 | ␉}␊ |
19 | ␊ |
20 | ␉return d;␊ |
21 | }␊ |
22 |