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Re: debugging ncurses code with gdb

From: Peter Jay Salzman
Subject: Re: debugging ncurses code with gdb
Date: Wed, 4 Feb 2004 15:48:37 -0800
User-agent: Mutt/

On Wed 04 Feb 04,  9:56 AM, Thomas Dickey <address@hidden> said:
> On Wed, 4 Feb 2004, Peter Jay Salzman wrote:
> > Hi all,
> >
> > While debugging ncurses code, I need to separate out GDB I/O from
> > ncurses I/O by:
> >
> > 1. opening up a 2nd xterm
> > 2. finding its pty with "tty" or "who am i"
> > 3. using GDB's "tty" command to redirect program I/O.
> >
> > or if i'm on virtual consoles, finding the tty device rather than pty
> > device.
> >
> > I'm on GNU/Linux.  Is the procedure the same for other flavors of Unix?
> Even simpler - just use "attach" (process) from the other terminal,
> and leave the tty alone.
unless you want to debug from the start of the program -- you'd probably
need a getchar() at the beginning of the program in order to get it at
the very top of the executable...   :)

> > Are there any other issues to be aware of when debugging ncurses
> > programs using a symbolic debugger like GDB?
> none that come to mind.
thanks for the attach tip.  i hadn't thought of that!


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