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Posted to dev@subversion.apache.org by Daniel Shahaf <d....@daniel.shahaf.name> on 2010/09/09 12:20:17 UTC

Re: svn commit: r995383 - /subversion/trunk/subversion/libsvn_fs_fs/fs_fs.c

stsp@apache.org wrote on Thu, Sep 09, 2010 at 11:31:13 -0000:
> +  return svn_error_return(
> +           svn_error_create(SVN_ERR_FS_CORRUPT, NULL,
> +                            _("Malformed representation header")));

svn_error_return() isn't necessary here, since svn_error_create()
has always recorded the file-line coordinates.

That's unlike, say, svn_error_compose_create(), which doesn't record the
file-line coordinates; thus,

    err1 = foo();
    err2 = bar();
    return svn_error_return(svn_error_compose_create(err1, err2));

isn't redundant.

Re: svn commit: r995383 - /subversion/trunk/subversion/libsvn_fs_fs/fs_fs.c

Posted by Stefan Sperling <st...@elego.de>.
On Thu, Sep 09, 2010 at 03:39:04PM +0300, Daniel Shahaf wrote:
> It might be good to make the rule "'return svn_error_*();' never needs
> svn_error_return() wrapper" and fix the svn_error_* functions/macros
> that don't already record the file/line.

+1

Re: svn commit: r995383 - /subversion/trunk/subversion/libsvn_fs_fs/fs_fs.c

Posted by Daniel Shahaf <d....@daniel.shahaf.name>.
Stefan Sperling wrote on Thu, Sep 09, 2010 at 14:27:23 +0200:
> On Thu, Sep 09, 2010 at 03:20:17PM +0300, Daniel Shahaf wrote:
> > stsp@apache.org wrote on Thu, Sep 09, 2010 at 11:31:13 -0000:
> > > +  return svn_error_return(
> > > +           svn_error_create(SVN_ERR_FS_CORRUPT, NULL,
> > > +                            _("Malformed representation header")));
> > 
> > svn_error_return() isn't necessary here, since svn_error_create()
> > has always recorded the file-line coordinates.
> > 
> > That's unlike, say, svn_error_compose_create(), which doesn't record the
> > file-line coordinates; thus,
> > 
> >     err1 = foo();
> >     err2 = bar();
> >     return svn_error_return(svn_error_compose_create(err1, err2));
> > 
> > isn't redundant.
> 
> Ah. Is the rule documented somewhere?

Not that I know.  (I (past tense)read svn_error.h.)

It might be good to make the rule "'return svn_error_*();' never needs
svn_error_return() wrapper" and fix the svn_error_* functions/macros
that don't already record the file/line.

Re: svn commit: r995383 - /subversion/trunk/subversion/libsvn_fs_fs/fs_fs.c

Posted by Stefan Sperling <st...@elego.de>.
On Thu, Sep 09, 2010 at 03:20:17PM +0300, Daniel Shahaf wrote:
> stsp@apache.org wrote on Thu, Sep 09, 2010 at 11:31:13 -0000:
> > +  return svn_error_return(
> > +           svn_error_create(SVN_ERR_FS_CORRUPT, NULL,
> > +                            _("Malformed representation header")));
> 
> svn_error_return() isn't necessary here, since svn_error_create()
> has always recorded the file-line coordinates.
> 
> That's unlike, say, svn_error_compose_create(), which doesn't record the
> file-line coordinates; thus,
> 
>     err1 = foo();
>     err2 = bar();
>     return svn_error_return(svn_error_compose_create(err1, err2));
> 
> isn't redundant.

Ah. Is the rule documented somewhere?