patch 8.0.0836: can abandon a terminal buffer after making a change commit https://github.com/vim/vim/commit/20e6cd07baed8992e7a509ccef7f111ffcded44d Author: Bram Moolenaar <Bram@vim.org> Date: Tue Aug 1 20:25:22 2017 +0200 patch 8.0.0836: can abandon a terminal buffer after making a change Problem: When a terminal buffer is changed it can still be accidentally abandoned. Solution: When making a change reset the 'buftype' option.

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}\")