Re: [PATCH/rfc] git-svn.perl: workaround assertions in svn library 1.5.0

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Gerrit Pape <pape@xxxxxxxxxxx> wrote:
> With subversion 1.5.0 (C and perl libraries) the git-svn selftest
> t9101-git-svn-props.sh fails at test 25 and 26.  The following commands
> cause assertions in the svn library
> 
>  $ cd deeply
>  $ git-svn propget svn:ignore .
>  perl: /build/buildd/subversion-1.5.0dfsg1/subversion/libsvn_ra/ra_loader.c:674: svn_ra_get_dir: Assertion `*path != '/'' failed.
>  Aborted
> 
>  $ git-svn propget svn:ignore ..
>  perl: /build/buildd/subversion-1.5.0dfsg1/subversion/libsvn_subr/path.c:120: svn_path_join: Assertion `is_canonical(component, clen)' failed.
> 
> With this commit, git-svn makes sure the path doesn't start with a
> slash, and is not a dot, working around these assertions.
> 
> The breakage was reported by Lucas Nussbaum through
>  http://bugs.debian.org/489108
> 
> Signed-off-by: Gerrit Pape <pape@xxxxxxxxxxx>

Thanks Gerrit,

This works with svn 1.4.3 here

Acked-by: Eric Wong <normalperson@xxxxxxxx>

> ---
>  git-svn.perl |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> I ran into this on Debian/unstable.  With svn 1.5.0 the selftest fails
> without the patch, with svn 1.4.6 it succeeds with and without the
> patch.  I'm not familar with the svn interfaces, not sure whether this
> is a regression in subversion, or a bug in git-svn.
> 
> 
> diff --git a/git-svn.perl b/git-svn.perl
> index f789a6e..a366c89 100755
> --- a/git-svn.perl
> +++ b/git-svn.perl
> @@ -643,6 +643,8 @@ sub canonicalize_path {
>  	$path =~ s#/[^/]+/\.\.##g;
>  	$path =~ s#/$##g;
>  	$path =~ s#^\./## if $dot_slash_added;
> +	$path =~ s#^/##;
> +	$path =~ s#^\.$##;
>  	return $path;
>  }
>  
> -- 
> 1.5.6
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