/****************************************************************************
- * Copyright (c) 1998,2000,2001 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
#include <curses.priv.h>
-MODULE_ID("$Id: lib_redrawln.c,v 1.10 2001/09/29 17:41:31 tom Exp $")
+MODULE_ID("$Id: lib_redrawln.c,v 1.12 2007/10/13 20:08:56 tom Exp $")
NCURSES_EXPORT(int)
wredrawln(WINDOW *win, int beg, int num)
{
int i;
int end;
- size_t len = (win->_maxx + 1);
+ size_t len;
T((T_CALLED("wredrawln(%p,%d,%d)"), win, beg, num));
+ if (win == 0)
+ returnCode(ERR);
+
if (beg < 0)
beg = 0;
if (touchline(win, beg, num) == ERR)
returnCode(ERR);
+ if (touchline(curscr, beg + win->_begy, num) == ERR)
+ returnCode(ERR);
+
end = beg + num;
if (end > curscr->_maxy + 1)
end = curscr->_maxy + 1;
if (end > win->_maxy + 1)
end = win->_maxy + 1;
+ len = (win->_maxx + 1);
if (len > (size_t) (curscr->_maxx + 1))
len = (size_t) (curscr->_maxx + 1);
len *= sizeof(curscr->_line[0].text[0]);
for (i = beg; i < end; i++) {
- memset(curscr->_line[i + win->_begy].text + win->_begx, 0, len);
- _nc_make_oldhash(i + win->_begy);
+ int crow = i + win->_begy;
+
+ memset(curscr->_line[crow].text + win->_begx, 0, len);
+ _nc_make_oldhash(crow);
}
returnCode(OK);