The Single UNIX ® Specification, Version 2
Copyright © 1997 The Open Group

 NAME

memmove - copy bytes in memory with overlapping areas

 SYNOPSIS



#include <string.h>

void *memmove(void *s1, const void *s2, size_t n);

 DESCRIPTION

The memmove() function copies n bytes from the object pointed to by s2 into the object pointed to by s1. Copying takes place as if the n bytes from the object pointed to by s2 are first copied into a temporary array of n bytes that does not overlap the objects pointed to by s1 and s2, and then the n bytes from the temporary array are copied into the object pointed to by s1.

 RETURN VALUE

The memmove() function returns s1; no return value is reserved to indicate an error.

 ERRORS

No errors are defined.

 EXAMPLES

None.

 APPLICATION USAGE

None.

 SEE ALSO

<string.h>.

DERIVATION

Derived from the ANSI C standard.

UNIX ® is a registered Trademark of The Open Group.
Copyright © 1997 The Open Group
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