Re: Command line utilities argument types.

[Andrew Cagney <cagney at redhat dot com>]

Nurdin Premji wrote:
> I'm going to be refactoring how the command line utilities will parse 
> their arguments to make them as unified as possible.
>
> I've identified 4 types of input that can be passed to a command line 
> utility: Pids, Core files, a command (executable with options), or 
> nothing.

Would these be reported using a callback-interface?

> Here is my interpretation of which command line utilities can take 
> what types of arguments.
>
> fcatch: pids, or a command.
> fcore: pids.

and corefiles; hey why not, let one edit an existing core.
and for the sake of completion, it could also run a command then dump 
core on entry

> fhpd: pids, corefiles, a command or nothing.
> fstack: pids or cores.
> fstep: pids or a command.
> ftrace: pids or a command.
>
> Is there anything I'm forgetting, or adding?

Andrew