Re: Re: Htdig 3.2.0 in Debian Sarge?

The patch, store_phrases.0, applies and compiles cleanly; however, it
dumps core;(  Here is its gdb:

-8<-
gdb htdig htdig.core
GNU gdb
Copyright 1998 Free Software Foundation, Inc.
This GDB was configured as "i386-unknown-bsdi4.3"...
Core was generated by `htdig'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/tmp/htdig/3.2/PG/lib/htdig/libhtnet-3.2.0.so...done.
Reading symbols from /usr/tmp/htdig/3.2/PG/lib/htdig/libcommon-3.2.0.so...done.
Reading symbols from /usr/tmp/htdig/3.2/PG/lib/htdig/libhtword-3.2.0.so...done.
Reading symbols from /usr/tmp/htdig/3.2/PG/lib/htdig_db/libhtdb-3.2.0.so...done.
Reading symbols from /usr/tmp/htdig/3.2/PG/lib/htdig/libht-3.2.0.so...done.
Reading symbols from /usr/lib/libz.so...done.
Reading symbols from /usr/lib/libstdc++.so.1...done.
Reading symbols from /shlib/libm.so.0.0...done.
Reading symbols from /shlib/libgcc.so.1...done.
Reading symbols from /shlib/libc.so.2...done.
Reading symbols from /shlib/ld-bsdi.so...done.
#0  0x4822c936 in String::operator= () from /usr/tmp/htdig/3.2/PG/lib/htdig/libht-3.2.0.so
(gdb) bt
#0  0x4822c936 in String::operator= () from /usr/tmp/htdig/3.2/PG/lib/htdig/libht-3.2.0.so
#1  0x8057a72 in Document::Reset ()
#2  0x805fcec in Retriever::parse_url ()
#3  0x805f6c7 in Retriever::Start ()
#4  0x8069405 in main ()
#5  0x80574f5 in __start ()
(gdb) q
->8-

On Mon, 26 Apr 2004, Gilles Detillieux wrote:

> Date: Mon, 26 Apr 2004 13:57:36 -0500 (CDT)
> From: Gilles Detillieux <[email protected]>
> To: [email protected]
> Cc: Robert Ribnitz <[email protected]>, [email protected]
> Subject: Re: [htdig-dev] Re: Htdig 3.2.0 in Debian Sarge?
> 
> I'm not quite sure about this myself either.  I've always been a bit
> confused about when Release vs Destroy is appropriate, and I'm not sure
> it's always used correctly in the code.  My understanding is that Release
> is to be used when the individual entries in the table are still supposed
> to stick around, e.g. if they're shared with something else.
> 
> In the case of your patch, it doesn't seem quite right to me, because
> you delete individual entries before doing a Release() on the whole
> dictionary.  But the Release() calls release() on each entry, which it
> seems has already been deleted.  Or, is there some intermediate object,
> other than the word_entry, which handles the release() call?  It seems
> you could just do a Destroy() call at the end, and not do the deletes, and
> that would be safest, but it might mean consuming more RAM in the interim.
> 
> According to Lachlan Andrew:
> > By the way, that patch was relative to Gilles's recent patch.
> > 
> > Also, I'm not quite sure if I'm cleaning up the Dictionary correctly.  
> > Could someone check that?
> > 
> > Thanks,
> > Lachlan
> > 
> > On Sat, 24 Apr 2004 01:19 pm, Lachlan Andrew wrote:
> > > 5. For those who want 3.1.6 functionality with minimal overhead,
> > >    I suggest the attached patch, which adds a "store_phrases"
> > >    attribute.  If that is false, the DB size is cut to 1/3 by
> > >    storing only the first occurrence of each word in the text of
> > >    a document.  (Keywords, links etc can still have reduncancy.)
> 
> 
> -- 
> Gilles R. Detillieux              E-mail: <[email protected]>
> Spinal Cord Research Centre       WWW:    http://www.scrc.umanitoba.ca/
> Dept. Physiology, U. of Manitoba  Winnipeg, MB  R3E 3J7  (Canada)

Joe
-- 
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