/****************************************************************************
- * Copyright 2020 Thomas E. Dickey *
+ * Copyright 2020,2021 Thomas E. Dickey *
* Copyright 1998-2002,2012 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
#include <curses.priv.h>
-MODULE_ID("$Id: doalloc.c,v 1.13 2020/08/30 00:27:15 tom Exp $")
+MODULE_ID("$Id: doalloc.c,v 1.14 2021/04/24 23:43:39 tom Exp $")
void *
_nc_doalloc(void *oldp, size_t amount)
{
void *newp;
- if (oldp != 0) {
- if ((newp = realloc(oldp, amount)) == 0) {
+ if (oldp != NULL) {
+ if (amount == 0) {
+ free(oldp);
+ newp = NULL;
+ } else if ((newp = realloc(oldp, amount)) == 0) {
free(oldp);
errno = ENOMEM; /* just in case 'free' reset */
}