* Crossposted in OS2.PROG.GER
* Crossposted in OS2PROG
* Crossposted in OS2NET.PROGRAMMIERUNG.GER

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* Area : emx
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From: Eberhard Mattes 


Ilya Zakharevich writes:

> I have two problems with gdb:
>  a) I do not understand who to set a hardware watchpoint on a

That part of GDB is a mess.  I tried to make it work for emx 0.9c;
however, I gave up.

>  b) It has some problems with eip. It is not an inherent
> (...)
> reading register eip (#8): I/O error.

There are two reasons for GDB not being able to read a register:

1. You're using a certain version of a Matrox PM driver

2. Interrupting GDB left ptrace() and DosDebug in an inconsistent
   state

Apparently, #2 applies to you.

Eberhard Mattes 
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