Steel Bank Common Lisp

stainless steel some one <someanon@...> writes:

> Lock on package COMMON-LISP violated when globally declaring the ftype of 
> CLASS-NAME. 
>
> See also: 
> The SBCL Manual, Node "Package Locks" 
> The ANSI Standard, Section 11.1.2.1.2 

These documentation references explain why you are not allowed to
declare the ftype of the standard function CLASS-NAME, and what you
can do about it.  Have you read these references?
  
> But how can this thing be fixed? Thanks. 

Find the place in the LISA code which declares the function type of
CLASS-NAME, and make it not do that.

Best,

Christophe

On Wed, 16 Jul 2008 17:13:29 -0700, stainless steel some one wrote:

> http://sourceforge.net/projects/lisa
> 
> http://sourceforge.net/forum/forum.php?thread_id=2120399&forum_id=133687
> 
> I tried Lisa on both clisp, and cmucl, both seem worked. So I guess this maybe of problem of SBCL?
> 
> The error is:
> 
> Lock on package COMMON-LISP violated when globally declaring the ftype of 
> CLASS-NAME. 
> 
> 
> 
> ======================================= 
> $ /usr/bin/sbcl 
> This is SBCL 1.0.11.debian, an implementation of ANSI Common Lisp. 
> More information about SBCL is available at <http://www.sbcl.org/>. 
>  
> SBCL is free software, provided as is, with absolutely no warranty. 
> It is mostly in the public domain; some portions are provided under 
> BSD-style licenses. See the CREDITS and COPYING files in the 
> distribution for more information. 
> * (asdf:operate 'asdf:load-op :lisa) 
>  
> ; loading system definition from /media/VOLUME/project/lisa/lisa.asd into 
> ; #<PACKAGE "ASDF0"> 
> ; registering #<SYSTEM LISA {A9A8FC9}> as LISA 
>  
> debugger invoked on a SB-EXT:SYMBOL-PACKAGE-LOCKED-ERROR in thread #<THREAD "initial thread" {A84D7D1}>: 
> Lock on package COMMON-LISP violated when globally declaring the ftype of 
> CLASS-NAME. 
> See also: 
> The SBCL Manual, Node "Package Locks" 
> The ANSI Standard, Section 11.1.2.1.2 
>  
> Type HELP for debugger help, or (SB-EXT:QUIT) to exit from SBCL. 
>  
> restarts (invokable by number or by possibly-abbreviated name): 
> 0: [CONTINUE ] Ignore the package lock. 
> 1: [IGNORE-ALL ] Ignore all package locks in the context of this operation. 
> 2: [UNLOCK-PACKAGE] Unlock the package. 
> 3: [RETRY ] Retry performing #<ASDF:LOAD-OP NIL {A8546B9}> on 
> #<ASDF:CL-SOURCE-FILE "conditions" {A9E0A41}>. 
> 4: [ACCEPT ] Continue, treating #<ASDF:LOAD-OP NIL {A8546B9}> on 
> #<ASDF:CL-SOURCE-FILE "conditions" {A9E0A41}> as having 
> been successful. 
> 5: [ABORT ] Exit debugger, returning to top level. 
>  
> (SB-EXT:PACKAGE-LOCK-VIOLATION #<PACKAGE "COMMON-LISP">) 
> 0] 2 
>  
> ... 
> ======================================= 
> so I choose 2: [UNLOCK-PACKAGE] 
>  
> it seems to work. 
>  
> But how can this thing be fixed? Thanks. 

For the technical details see Christophes reply - for the "fix":

 http://github.com/Ramarren/lisa/tree/master

There's an anouncement on the Lisa newsgroup about this
(lisp.lisa.general).

 HTH Ralf Mattes

> 
> 
> 
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