Re: Segmentation fault when calling redrawwin on a fresh window

[Thomas Dickey]

On Fri, 12 Oct 2007, Thorben Krueger wrote:

> I had the python ncurses module segfaulting on me, see
> http://bugs.python.org/issue1266.
> I use python 2.5.1, which is built against ncurses version 5.6-r1 (or
> so). ncurses5-config --version gives me 5.6.20061217. The seems to
> effect older versions, too. Python 2.4 on the slightly more
> conservative debian machine of a friend crashes too, but now someone
> has posted a c-script to show that the bug seems to lie with ncurses.
> For your convenience, I post it below:
>
> #include <curses.h>
>
> int main(int argc, char**argv) {
>  WINDOW *win = initscr();
>  WINDOW *win2 = newwin(50, 50, 50, 50);

this is probabyl returning a null pointer, since

>  redrawwin(win2);

this is using the 'win' parameter before checking it.

>  return 0;
> }
>
> hope it helped.
>
> thorben
>
>
> _______________________________________________
> Bug-ncurses mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/bug-ncurses

--
Thomas E. Dickey
http://invisible-island.net
ftp://invisible-island.net