memcpy.c - scc - simple c99 compiler
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memcpy.c (190B)
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1 #include <string.h>
2
3 #undef memcpy
4
5 void *
6 memcpy(void *restrict s1, const void *restrict s2, size_t n)
7 {
8 char *d = s1;
9 const char *s = s2;
10
11 while (n-- > 0)
12 *d++ = *s++;
13
14 return s1;
15 }