GDB Ctrl-C Interrupt Fails WORKAROUND
Thu Jun 15 15:09:00 GMT 2006
On Thu, Jun 15, 2006 at 01:20:40AM -0700, Kyle McKay wrote:
>On 15 Jun 2006 at 00:44:05 -0400 Christopher Faylor wrote:
>>On Wed, Jun 14, 2006 at 08:29:50PM -0700, Kyle McKay wrote:
>>>If you have ever tried to interrupt a program running under cygwin
>>>gdb, you have probably experienced some frustration. Especially if
>>>the program was built with -mno-cygwin.
>>No I never have. In fact I often rely on CTRL-C interrupting the
>>program. It doesn't matter whether the program is built with
>>-mno-cygwin or not. In fact, I am sometimes frustrated when I
>>want the CTRL-C to be propagated to the program but then I remember
>>about the "handle" command.
>>The only time that I can think of when a CTRL-C would not interrupt a
>>program would be when you're running gdb under a cygwin pty or
>>it's usually easy enough not to do that if you are debugging a
>I'm happy for you that CTRL-C works for you. It does not work for me.
>I'm almost never running gdb from a genuine DOS command prompt.
>Sometimes via ssh, sometimes via a terminal emulator. CTRL-C doesn't
>work in those.
>Also, if you have "tty" in your CYGWIN variable it doesn't work even
>from a DOS command prompt.
Which is exactly what I theorized above. So, characterizing CTRL-C as
not working in gdb is rather an overstatement without more details.
Now you know that you can use a standard console window for debugging
and all will be well.
>Lacking the ability to interrupt a running program severely limits
>gdb's usefulness. Fortunately there's a workaround available.
Yep. Use a console window.
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