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Re: [Xotcl] replacing libtcl

From: Kevin Van Workum <>
Date: Wed, 11 Aug 2010 15:55:02 -0400

On Wed, Aug 11, 2010 at 3:11 PM, Jeff Hobbs <> wrote:

> On 11/08/2010 10:51 AM, Kevin Van Workum wrote:
>> I have an application (TORQUE resource manager) which provides a TCL
>> interface to its C library and provides the ability to program its
>> behaviour
>> using TCL. Basically it has a C program (pbs_sched) which calls
>> Tcl_CreateInterp() and other Tcl library calls, and then runs a TCL script
>> which I can write to control its behaviour.
>> I would like to include XOTcl functionality to my control script, but
>> naively using "package require XOTcl" doesn't seem to work. I get "TCL
>> error
>> _at_ line 3: can't find package XOTcl". Which I guess indicates you can't do
>> that from a standard TCL script.
>> So, is there a simple way to drop the XOTcl interpretor in place of the
>> normal Tcl interpretor? Or just to add XOTcl functionality?
> It sounds like you are trying to use (or equivalient) in your
> setup. It is possible to make use of extensions if you initialize
> everything correctly. It is also possible to build special-purpose DLLs
> that can actually include other extensions added, called stardlls. See
> for more. This enhanced setup provides a lot of
> flexibility for embedders.
> Jeff

Replacing "Tcl_Init()" with "Xotcl_Init()" in my C code, and then linking to seems to have worked. Pretty simple.

Kevin Van Workum, PhD
Sabalcore Computing Inc.
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