ack/lang/cem/libcc.ansi/core/string/memcpy.c
David Given d1cdb07719 Realise that the libc core can safely call other libc core functions, even if
they're not defined in the core: so putw() can call stdio stuff, for example.
So the earlier concept of pureness isn't necessary. Rename accordingly.
2018-06-21 23:24:23 +02:00

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C

/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
/* $Id$ */
#include <string.h>
void* memcpy(void* s1, const void* s2, register size_t n)
{
register char* p1 = s1;
register const char* p2 = s2;
if (n)
{
n++;
while (--n > 0)
{
*p1++ = *p2++;
}
}
return s1;
}