Re: find-tag hangs on Emacs 21.1 Win 2000.

[stephane saux]

Thanks for the pointers.
Debugger entered--Lisp error: (quit)
 mapcar(tags-expand-table-name ("c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" 
"c:/BUILDAREA/mozilla/security/TAGS" ...))
 tags-table-check-computed-list()
 visit-tags-table-buffer()
 find-tag-noselect("PK11_FindSlotByName" nil nil)
 find-tag("PK11_FindSlotByName")
 call-interactively(find-tag)
 execute-extended-command(nil)
* call-interactively(execute-extended-command)


Eli Zaretskii wrote:

> On Tue, 13 Nov 2001, stephane saux wrote:
>
> > I created a TAGS file using etags (same installation as emacs 21.1), 
> > then I issue the find-tag command.
> >
> > In some cases, I can find a tag the first time I look for one, then any 
> > subsequent find-tag hangs.  Control-G will get me back where I was when 
> > I issued the command.
> >
> > In other cases it fails at the first time or when I try to 
> > visit-tag-table. I've found that emacs will set both tags-file-name and 
> > tags-table-list even though the doc for there variables specify that 
> > only one should be set.
>
> First thing to try is to reproduce this in a session started with
> "emacs -q".
>
> Another useful piece of information is where exactly does Emacs hang.
> To find that out, set the variable debug-on-quit to t, and then press
> C-g when Emacs hangs.  You should see a Lisp-level backtrace pop in
> a buffer, which tells where was Emacs stuck.  If that doesn't give any
> clues, post the backtrace here.