Retro68/gcc/libphobos/libdruntime/rt/arraycat.d
Wolfgang Thaller 6fbf4226da gcc-9.1
2019-06-20 20:10:10 +02:00

31 lines
796 B
D

/**
* Implementation of array copy support routines.
*
* Copyright: Copyright Digital Mars 2004 - 2016.
* License: Distributed under the
* $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0).
* Authors: Walter Bright, Sean Kelly
* Source: $(DRUNTIMESRC src/rt/_arraycat.d)
*/
module rt.arraycat;
private
{
import core.stdc.string;
import rt.util.array;
debug(PRINTF) import core.stdc.stdio;
}
extern (C) @trusted nothrow:
void[] _d_arraycopy(size_t size, void[] from, void[] to)
{
debug(PRINTF) printf("f = %p,%d, t = %p,%d, size = %d\n",
from.ptr, from.length, to.ptr, to.length, size);
enforceRawArraysConformable("copy", size, from, to);
memcpy(to.ptr, from.ptr, to.length * size);
return to;
}