From: Daniel Jacobowitz <drow@false.org>
To: Shaun Jackman <sjackman@gmail.com>
Cc: gdb@sources.redhat.com
Subject: Re: arm-elf-run and ANSI escape sequences
Date: Sat, 28 May 2005 00:12:00 -0000 [thread overview]
Message-ID: <20050528001239.GB25921@nevyn.them.org> (raw)
In-Reply-To: <7f45d9390505271635729a687e@mail.gmail.com>
On Fri, May 27, 2005 at 04:35:32PM -0700, Shaun Jackman wrote:
> On 5/27/05, Daniel Jacobowitz <drow@false.org> wrote:
> > GDB doesn't use ptys. You'll need to find out what is actually being
> > written to the screen.
>
> Thanks for the quick reply, Daniel. It seems that my trouble is due to
> the output from the simulator being line buffered. I've checked that
> this line buffering is not being done by the ARM binary being
> executed. It appears to be done by GDB (arm-elf-run) or its terminal,
> or...
>
> My quick test is...
> fputs("Hello, ", stdout);
> getchar();
> puts("world!");
>
> The getchar() flushes stdout, but nothing is displayed. Upon pushing
> Enter, "Hello, world!" is displayed.
>
> Do you have an idea as to which component in the output stream is
> doing the buffering?
Not a clue. This may be defined by the ARM simulator interface, or it
may be an accident.
--
Daniel Jacobowitz
CodeSourcery, LLC
prev parent reply other threads:[~2005-05-28 0:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-27 19:02 Shaun Jackman
2005-05-27 19:16 ` Daniel Jacobowitz
2005-05-27 23:35 ` Shaun Jackman
2005-05-28 0:12 ` Daniel Jacobowitz [this message]
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