Re: a problem of how to debug codes

Dear Dave:

Thanks a lot. I can using DEBUGMSG to debug codes now.
Thank you once again.

Best Regards,
Clement Hsu

2007/1/8, Dave Shield <[email protected]>:
>
> On 08/01/07, Clement Hsu <[email protected]> wrote:
> > But I don't realize how to use DEBUGMSG( ) correct.
>
> Please see the existing code for examples.
> E.g.
>
>     $ cd agent
>     $ grep DEBUGMSG *.c
>
> snmp_perl.c:    DEBUGMSGTL(("perl", "calling perl\n"));
> snmpd.c:    DEBUGMSGTL(("snmpd/main", "Bye...\n"));
>
>
> DEBUGMSG takes two parameters - the debug token (as passed to -D)
> and the debug string to print.
>
> If you want to display variable values, use printf-style strings, such as:
>
> snmp_vars.c:    DEBUGMSGTL(("mib_init", "initializing: %s\n",
> module_name));
>
> > For example:
>
> >     DEBUGMSG("ucdSnmpTutorialMIB Initializing", "\n"));
>
> I'm sorry - I don't believe that compiles.
> Just look at the number of parentheses you've got.
> You open one, but close two.
>
> That's *not* the same as the DEBUGMSG statements in the main code.
> Either you're being careless when writing your code, or when copying it
> into email messages.  Either way, such carelessness makes it much
> harder to offer advice.  Please try and check what you're doing against
> existing code much more closely.  Thanks.
>
> Dave
>

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