[PATCH] Fix addremove for symlinks to non-existent files

[Alexis S. L. Carvalho]

Thus spake Giorgos Keramidas:
> Symlink rename & merge doesn't really work yet, so I'm going to give it
> a shot next.

Copying symlinks will require some slightly annoying work to make
commands.docopy and the copy functions in util.py symlink-aware.

> On 2007-01-05 21:51, Giorgos Keramidas <keramida at ceid.upatras.gr> wrote:
> > # HG changeset patch
> > # User Giorgos Keramidas <keramida at ceid.upatras.gr>
> > # Date 1168025329 -7200
> > # Node ID 19c0fe2a4c8db94e775423c21144f1f517209611
> > # Parent  d8fead5407c1b09fb02a41abbff14df8357e68e8
> > Fix addremove for symlinks to non-existent files
> > 
> > diff -r d8fead5407c1 -r 19c0fe2a4c8d mercurial/cmdutil.py
> > --- a/mercurial/cmdutil.py	Fri Jan 05 17:11:21 2007 +0200
> > +++ b/mercurial/cmdutil.py	Fri Jan 05 21:28:49 2007 +0200
> > @@ -174,7 +174,8 @@ def addremove(repo, pats=[], opts={}, wl
> >              mapping[abs] = rel, exact
> >              if repo.ui.verbose or not exact:
> >                  repo.ui.status(_('adding %s\n') % ((pats and rel) or abs))
> > -        if repo.dirstate.state(abs) != 'r' and not os.path.exists(rel):
> > +        islink = os.path.islink(rel)
> > +        if repo.dirstate.state(abs) != 'r' and not islink and not os.path.exists(rel):

I'm thinking it'd be better to define a util.lexists function and just
use it instead of os.path.exists in the appropriate places.

We can't just use os.path.lexists since that doesn't exist in python 2.3

Alexis