| 1 | /* Wrapper to implement ANSI C's memmove using BSD's bcopy. */ |
| 2 | /* This function is in the public domain. --Per Bothner. */ |
| 3 | |
| 4 | /* |
| 5 | |
| 6 | @deftypefn Supplemental void* memmove (void *@var{from}, const void *@var{to}, size_t @var{count}) |
| 7 | |
| 8 | Copies @var{count} bytes from memory area @var{from} to memory area |
| 9 | @var{to}, returning a pointer to @var{to}. |
| 10 | |
| 11 | @end deftypefn |
| 12 | |
| 13 | */ |
| 14 | |
| 15 | #include <ansidecl.h> |
| 16 | #ifdef ANSI_PROTOTYPES |
| 17 | #include <stddef.h> |
| 18 | #else |
| 19 | #define size_t unsigned long |
| 20 | #endif |
| 21 | |
| 22 | void bcopy PARAMS ((const void*, void*, size_t)); |
| 23 | |
| 24 | PTR |
| 25 | memmove (s1, s2, n) |
| 26 | PTR s1; |
| 27 | const PTR s2; |
| 28 | size_t n; |
| 29 | { |
| 30 | bcopy (s2, s1, n); |
| 31 | return s1; |
| 32 | } |