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bug#2388: 23.0.90; wrong-type-argument in vc-dir


From: robert marshall
Subject: bug#2388: 23.0.90; wrong-type-argument in vc-dir
Date: Wed, 11 Mar 2009 08:44:29 +0000
User-agent: Thunderbird 2.0.0.19 (X11/20090105)

Dan Nicolaescu wrote:
robert marshall <address@hidden> writes:

  > Nick Roberts wrote:
  > > Nick Roberts writes:
  > >  >  > > I can't reproduce this.
  > >  >  > > Can you please post step by step recipe of how you get this, 
starting
  > >  >  > > with emacs -Q.  >  > > The output of  >  > > svn -u status
  > >  >  > > in that directory might be helpful too.
  > >  >  > >    >  > I can't reproduce this either now :-(
  > >  >  > I have seen this sometimes when files have needed
  > > merging/updating.  I don't
  > >  > think it happened earlier because with SVN emacs didn't consult the 
remote
  > >  > repository by default:
  > >
  > > I still see this.  Here's a recent backtrace:
  > >
  > > Debugger entered--Lisp error: (wrong-type-argument arrayp nil)
  > >   ewoc-data(nil)
  .. <snip>
  > >   vc-dir-update((("." needs-update) ("mydir" needs-update)
  > > ("pom.xml" needs-update) ("mydir1/mydir2/myfile" needs-update) ...
  > >
  > > which fails because node, i.e (ewoc-nth vc-ewoc 0), is nil.
  > >
> > > I'm seeing this, today, the status gives me > > svn -u status
  >       *     7243   tests/compare.py
  >       *     7243   tests/harm.py
  >       *     7243   tests/setup-win.py
  >       *     7243   ipsa.i
  >       *     7243   Makefile
  >       *     7243   IscNetComponent.cpp
  >       *     7243   IscNetComparator.h
  >       *     7243   IpsaComparator.cpp
  >       *     7243   IscNetComponent.h
  >       *     7243   IscNetComparator.cpp
  >       *            IscCompareData.h
  > ?                   ipsa_wrap.cpp
  > M      *     7243   IscInterface.cpp
  > ?                   ipsa.py
  >       *            IscCompareData.cpp
  >       *     7243   Scripting.vcproj
  >       *     7243   .
^^^^^^^^^^^^^^^^^^^^^^^^ This might be the cause of the problem. Can you please try thing
   patch:


Index: vc-svn.el
===================================================================
RCS file: /cvsroot/emacs/emacs/lisp/vc-svn.el,v
retrieving revision 1.112
diff -u -3 -p -u -p -r1.112 vc-svn.el
--- vc-svn.el 10 Feb 2009 05:59:14 -0000        1.112
+++ vc-svn.el 10 Mar 2009 20:49:23 -0000
@@ -176,7 +176,7 @@ want to force an empty list of arguments
        ;; FIXME are there other possible combinations?
             (cond ((eq state 'edited) (setq state 'needs-merge))
                      ((not state) (setq state 'needs-update))))
-       (when state
+       (when (and state (not (string= "." filename)))
          (setq result (cons (list filename state) result)))))
     (funcall callback result)))
Thanks for this, I've installed it and will persuade my colleagues to do a few checkins :-) Not sure why svn should list '.' as needing an update. Unfortunately my svn is now
up to date so I can't, currently, replicate this issue.

Robert

--
Robert A J Marshall, TNEI Services Ltd, 86-90 London Road, Manchester, M1 2PW Registered in England & Wales No. 03891836,
Registered office:  Milburn House, Dean Street, Newcastle upon Tyne, NE1 1LE
tel: +44 161 615 6017; fax: +44 161 615 6001; mobile: +44 7759 688384 web: http://IPSA-Power.com






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