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Commit | Line | Data |
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4050c0df | 1 | #include "../git-compat-util.h" |
ef34af24 LT |
2 | |
3 | char *gitstrcasestr(const char *haystack, const char *needle) | |
4 | { | |
5 | int nlen = strlen(needle); | |
6 | int hlen = strlen(haystack) - nlen + 1; | |
7 | int i; | |
8 | ||
9 | for (i = 0; i < hlen; i++) { | |
10 | int j; | |
11 | for (j = 0; j < nlen; j++) { | |
12 | unsigned char c1 = haystack[i+j]; | |
13 | unsigned char c2 = needle[j]; | |
14 | if (toupper(c1) != toupper(c2)) | |
15 | goto next; | |
16 | } | |
17 | return (char *) haystack + i; | |
18 | next: | |
19 | ; | |
20 | } | |
21 | return NULL; | |
22 | } |