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Commit | Line | Data |
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8f99553f JM |
1 | /* Public domain. */ |
2 | #include <stddef.h> | |
3 | ||
4 | void * | |
5 | memmove (void *dest, const void *src, size_t len) | |
6 | { | |
7 | char *d = dest; | |
8 | const char *s = src; | |
9 | if (d < s) | |
10 | while (len--) | |
11 | *d++ = *s++; | |
12 | else | |
13 | { | |
14 | char *lasts = s + (len-1); | |
15 | char *lastd = d + (len-1); | |
16 | while (len--) | |
17 | *lastd-- = *lasts--; | |
18 | } | |
19 | return dest; | |
20 | } |