patch 8.1.0401: can't get swap name of another buffer commit https://github.com/vim/vim/commit/110bd60985c31e8978e9b071e2179f4233ef8557 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Sep 16 18:46:59 2018 +0200 patch 8.1.0401: can't get swap name of another buffer Problem: Can't get swap name of another buffer. Solution: Add swapname(). (Ozaki Kiichi, closes https://github.com/vim/vim/issues/3441)

TYPEMAP
VIWIN	T_VIOBJNOMUNGE
VIBUF	T_VIOBJNOMUNGE

INPUT
T_VIOBJNOMUNGE
	if (sv_isa($arg, \"${ntype}\")) {
	    IV tmp = SvIV((SV*)SvRV($arg));
	    $var = INT2PTR($type, tmp);
	    if (!tmp)
		croak(\"$ntype no longer exists\");
	}
	else
	    croak(\"$var is not of type ${ntype}\")