Inserting arbitrary messages into strace output
Justin Dearing
zippy1981 at gmail.com
Mon Dec 22 22:15:59 UTC 2014
On Mon, Dec 22, 2014 at 4:52 PM, Justin Dearing <zippy1981 at gmail.com> wrote:
> On Thu, Dec 18, 2014 at 11:04 PM, Dmitry V. Levin <ldv at altlinux.org>
> wrote:
>
>>
>> Unlike -42, which is treated as unsigned int (i.e. 2^32-42) by the kernel,
>> -1 is never a valid file descriptor.
>>
> Ok that makes sense. So how about a command line switch that specifically
> intercepts write (-1, msg) and print out the entire contents of msg,
> regardless of the formatting of the rest of the output?
>
>>
>>
Addendum:
Could said swich would always report calls to write(-1, msg) even if the
other switches to strace would have it not report write() calls.
Thanks,
Justin
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