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RE: possible bug with the fields widget in forms/ncurses 5.2

From: Jürgen Pfeifer
Subject: RE: possible bug with the fields widget in forms/ncurses 5.2
Date: Fri, 6 Apr 2001 12:10:39 +0200

Sorry but your description is so generic that I can't
really get down to the real problem. Can you isolate
some code that shows what's going wrong?


P.S.: look at
which has online the original SVr4 curses documentation which covers
forms with several very instructive samples.

> -----Original Message-----
> From: Jason Nunn [mailto:address@hidden
> Sent: Friday, April 06, 2001 8:38 AM
> To: address@hidden
> Cc: Peter Green; address@hidden
> Subject: possible bug with the fields widget in forms/ncurses 5.2
> hello,
> i think i've found a possible bug in your suite (or the 
> problem could be
> located between the keyboard and chair ;).
> i'm using ncurses 5.2 (oct 2000 release). and i'm getting 
> strange buffer
> overflows... which is causing my (curses) application i am 
> writting to go
> completely banana's (ie.. "stack smacking" type banana)
> it's an intermittent problem, it happens very infrequently, whenever a
> "form" field is declared, displayed and used.
> i'm running linux 2.4.3 with glibc 2.1.
> i'm not ruling out the possibility that i'm doing the forms library
> incorrectly as there are very very few examples. and i can't 
> seem to find
> an application on the net that uses forms.
> but i have gone over my code with a fine tooth coomb, and 
> can't nail where
> the buffer overflow is. i never get the problem when a form 
> is drawn (ie,
> fields created, data loaded, form displayed etc). it only 
> occurrs when the
> field intercepts keys and data from stdin etc.
> so, i'm scratching my head. to me, it's looking like a bug in forms
> library.
> see there anyone else that has complained about this problem ?
> see ya
> :jason nunn
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