| /** |
| * This file has no copyright assigned and is placed in the Public Domain. |
| * This file is part of the mingw-w64 runtime package. |
| * No warranty is given; refer to the file DISCLAIMER.PD within this package. |
| */ |
| |
| #define __CRT__NO_INLINE |
| #include <stddef.h> |
| #include <string.h> /* for memcmp prototype */ |
| |
| int __cdecl memcmp(const void *_S1, const void *_S2, size_t _N) |
| { |
| const unsigned char *s1 = _S1, *s2 = _S2; |
| |
| if (_N == 0 || s1 == s2) |
| return 0; /* even for NULL pointers */ |
| |
| if ((s1 != NULL) != (s2 != NULL)) |
| return s2 == NULL ? 1 : -1; /* robust */ |
| |
| for ( ; 0 < _N; ++s1, ++s2, --_N) |
| if (*s1 != *s2) |
| return (*s1 < *s2 ? -1 : +1); |
| |
| return 0; |
| } |
| |