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From Arwin Arni Nandagopal <ar...@collab.net>
Subject Re: [BUG] svnlook diff infinite loop
Date Thu, 05 Jun 2014 15:12:59 GMT
On Thu, Jun 5, 2014 at 7:32 PM, Kevin Priest <kevinpriest617@gmail.com>
wrote:

>
>
> On Thursday, June 5, 2014 6:03:14 AM UTC-4, Johan Corveleyn wrote:
>>
>> > On Fri, May 30, 2014 at 5:36 PM, Bert Huijben <be...@qqmail.nl> wrote:
>> >>
>> >>                 Hi,
>> >>
>> >>
>> >>
>> >> I tried to reproduce your problem for debugging.
>> >>
>> >>
>> >>
>> >> I did a:
>> >>
>> >>
>> >>
>> >> $ svn –version
>> >>
>> >> svn, version 1.8.9-SlikSvn-1.8.9-X64 (SlikSvn/1.8.9) X64
>> >>
>> >>    compiled May  8 2014, 20:00:31 on x86_64-microsoft-windows6.2.9200
>> >>
>> >> <snip>
>> >>
>> >> $ svnadmin create svnlook-loop
>> >>
>> >>
>> >>
>> >> $ svnadmin load svnlook-loop < svnlook_diff_infinite_loop.dump
>> >>
>> >>
>> >>
>> >> <<< Started new transaction, based on original revision 1
>> >>
>> >>      * adding path : xyz ... done.
>> >>
>> >>
>> >>
>> >> ------- Committed revision 1 >>>
>> >>
>> >>
>> >>
>> >> <<< Started new transaction, based on original revision 2
>> >>
>> >>      * editing path : xyz ... done.
>> >>
>> >>
>> >>
>> >> ------- Committed revision 2 >>>
>> >>
>> >>
>> >>
>> >> <<< Started new transaction, based on original revision 3
>> >>
>> >>      * editing path : xyz ... done.
>> >>
>> >>
>> >>
>> >> ------- Committed revision 3 >>>
>> >>
>> >>
>> >>
>> >> $ svnlook diff svnlook-loop
>> >>
>> >> Index: xyz
>> >>
>> >> ===================================================================
>> >>
>> >> --- xyz 2014-05-29 13:37:20 UTC (rev 2)
>> >>
>> >> +++ xyz 2014-05-29 13:37:32 UTC (rev 3)
>> >>
>> >>
>> >>
>> >> Property changes on: xyz
>> >>
>> >> ___________________________________________________________________
>> >>
>> >> Modified: svn:mergeinfo
>> >>
>> >> ## -1,3 +1,3 ##
>> >>
>> >> /abc/2.0.A:8
>> >>
>> >> /abc/2.1:6
>> >>
>> >> -/abc/2.2:7
>> >>
>> >> \ No newline at end of property
>> >>
>> >> +/abc/2.2:7,9
>> >>
>> >> \ No newline at end of property
>> >>
>> >>
>> >>
>> >>
>> >>
>> >> Can you explain what is different for you than in this scenario, as
>> this
>> >> certainly doesn’t reproduce your problem
>> >>
>> >>
>> >>
>> >>                 Bert
>> >>
>> >>
>> >>
>> >> From: Arwin Arni Nandagopal [mailto:ar...@collab.net]
>> >> Sent: donderdag 29 mei 2014 15:59
>> >> To: users@svn
>> >> Subject: [BUG] svnlook diff infinite loop
>> >>
>> >>
>> >>
>> >> svnlook diff hangs on an infinite loop when it encounters certain
>> >> svn:mergeinfo.
>> >>
>> >>
>> >>
>> >> This happens ONLY on Windows 64-bit svn 1.8.x or later client.
>> >>
>> >>
>> >>
>> >> I was able to trace the flow of code all the way to:
>> >>
>> >>
>> >>
>> >> subversion/svnlook/svnlook.c:display_prop_diffs
>> >>
>> >>
>> >>
>> >> Inside here, there is a call to:
>> >>
>> >> subversion/libsvn_diff/util.c:svn_diff__display_prop_diffs
>> >>
>> >>
>> >>
>> >> Which doesn't seem to get executed at all.
>> >>
>> >>
>> >>
>> >> I have no experience debugging C code on Windows, and hence the
>> >> speculation.
>> >>
>> >>
>> >>
>> >> I have with me the smallest possible subset of data that will
>> reproduce
>> >> this issue.
>> >>
>> >> Load the attached dumpfile and run svnlook diff -r3 /path/to/repo with
>> a
>> >> 1.8.x or later binary on a Windows 64-bit machine, and it WILL hang.
>> >>
>> >>
>> >>
>> >> I really hope someone with debugging skills on Windows can help me out
>> >> here.
>> >>
>> >>
>> >> Regards,
>> >>
>> >> Arwin Arni
>> >
>> >On Thu, Jun 5, 2014 at 9:04 AM, Arwin Arni Nandagopal <ar...@collab.net>
>> wrote:
>> > Hi Bert,
>> >
>> > Sorry for the delayed reply. I'm not sure if SlikSvn will suffer from
>> the
>> > same problem. I'm not even sure where the problem lies. I am able to
>> > reproduce this issue with the open source command-line client. Does
>> SlikSvn
>> > customize the client in any way (possibly removing the issue)? I
>> installed
>> > SlikSvn 1.8.9 x64 and I wasn't able to reproduce the error either.
>> Where I
>> > am getting the error is the following environment:
>> >
>> > $ svn --version
>> > svn, version 1.8.9 (r1591380)
>> >    compiled May  8 2014, 05:13:23 on x86_64/x86-microsoft-windows5.1.2600
>>
>> >
>>
>> What do you mean with "the open source command-line client"? Where did
>> you download this client? The Apache Subversion project itself does
>> not produce binaries.
>>
>> Or did you compile the client yourself from source?
>>
>> [ BTW: this list prefers bottom-posting ... i.e. please put your reply
>> at the bottom or inline, thanks. ]
>>
>> --
>> Johan
>>
>
> Johan,
>
> I have been having this problem with the executable delivered from
> CollabNet.
> I downloaded your free client, installed it and in runs without issue.
>
> Thanks so much for your reply and your download!
>
> Kevin
>

Hi,

The problem seems to be only with CollabNet binaries. I don't see what
we're doing differently from anyone else. It's open-source code compiled
without any modifications. I'll have to ask the build guys what the deal is.

Regards,
Arwin Arni

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