ADC Home > Reference Library > Reference > Mac OS X > Mac OS X Man Pages
|
This document is a Mac OS X manual page. Manual pages are a command-line technology for providing documentation. You can view these manual pages locally using the man(1) command. These manual pages come from many different sources, and thus, have a variety of writing styles. For more information about the manual page format, see the manual page for manpages(5). |
MEMCPY(3) BSD Library Functions Manual MEMCPY(3) NAME memcpy -- copy memory area LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include <string.h> void * memcpy(void *restrict s1, const void *restrict s2, size_t n); DESCRIPTION The memcpy() function copies n bytes from memory area s2 to memory area s1. If s1 and s2 overlap, behavior is undefined. Applications in which s1 and s2 might overlap should use memmove(3) instead. RETURN VALUES The memcpy() function returns the original value of s1. SEE ALSO bcopy(3), memccpy(3), memmove(3), strcpy(3) STANDARDS The memcpy() function conforms to ISO/IEC 9899:1990 (``ISO C90''). BSD June 4, 1993 BSD |