patch 8.2.4473: Coverity warnds for not checking return value of ftell() Commit: https://github.com/vim/vim/commit/416b5f4894196947ea87eea2ed4fda3504674f72 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Feb 25 21:47:48 2022 +0000 patch 8.2.4473: Coverity warnds for not checking return value of ftell() Problem: Coverity warnds for not checking return value of ftell(). Solution: Bail out if ftell() returns a negative value.

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}\")