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Changes with libwww 5.3.2

2002-06-06 Jose Kahan <jose@w3.org>

* Make the make dist generate a .tgz file.

2002-06-05 Jose Kahan <jose@w3.org>

* The Library/User/Extrnals.html file (a list of all exported
  functions and variables) wasn't being generated with the
  consequence that make failed.

2002-06-05 Jose Kahan <jose@w3.org>

        * Updated the auto-tools files in ~/libwww and ~/libwww/config
  to the latest versions (autoconf 2.13, libtool 1.4.2a, automake
   1.4-p4). If when compiling you see warning messages saying:
    libtool: test =: unary operator expected
     it means you're running an old version of libtool. If you
          cannot update this tool, then, go to the libwww directory and type:
libtoolize -c -f
          then bootstrap the library again. This will fix your problem.

2002-06-05 Richard Atterer <libwww@list02.atterer.net>

* Patched configure.in and wwwsys.html for building libwww
          on mingw32 (a version of GCC that doesn't make produced
          binaries depend on the Cygwin DLL).
          See http://lists.w3.org/Archives/Public/www-lib/2002AprJun/0053.html.

2002-06-04      Thurog <thurog@gmx.de>

* Patched configure.in to avoid a broken configure error in
  autoconf 2.5.3.
  See http://lists.w3.org/Archives/Public/www-lib/2002AprJun/0034.html.

2002-05-29      Manuele Kirsch <mkirsch@terra.com.br>

* Fixes for windows plataform concerning WebDAV and Extension
  methods. In HTMethod and HTRequest, functions defined for
  the Extension Methods are now defined always, but return
  fail values when HT_EXT is not defined. In addition, the
  files "Library/src/WWWDAV.html" and "Library/src/windows/wwwdav.files"
  have been added. These files and modifications were needed
  to produce the correct "*.def" files, for windows plataform.

2002-05-29      Jose Kahan <jose@w3.org>

* Created the necessary makefiles and changed the windows
  project files for WebDAV and Extension methods.

2002-05-28      Manuele Kirsch <mkirsch@terra.com.br>

* Minor fixes concerning WebDAV module and Extension methods. At
  src/HTTP.c source file, the 207 status codes has now the result
  HT_MULTI_STATUS (line 310), and in Examples/davsample.c,
  options "-l", "-c" and "-m" can not anymore produce "Segment dump"  
  error when an command line argument is missing.

* Concerning to Extension Methods, the definitions of
  HTMethod_hasEntity macro into HTMethods.html have been changed
  to improve the code readability.

2002-03-19      Manuele Kirsch <Manuele.Kirsch_Pinheiro@inrialpes.fr>

* The WebDAV module has been changed to use HTRequest entity
  and PostCallback to send all message bodies in its requests.

* Extension methods have been changed - now the application
  may chose, when register an extension method, between use
  "Expect: 100-continue" heander and HTRequest Entity, or the
  new message body present in HTRequest. When using the first
  one, the application must set a PostCallback, and when using
  the second, it may set a small message body to be sent with
  the request. This last may be used to other protocols, other
  than HTTP.

* Added a new example (myext2.c) that shows how to set the
  extension methods and how to use it with "Expect: 100-contine"
  and with message body.

2002-03-08      Manuele Kirsch <Manuele.Kirsch_Pinheiro@inrialpes.fr>

* Added new methods in HTMethod enumeration. There are the 7
  methods defined in WebDAV protocol (LOCK,UNLOCK,PROPFIND,
  PROPPATCH,MKCOL,COPY and MOVE), and also 7 extension methods
  (METHOD_EXT_0 to METHOD_EXT_6). These methods are undefined
  methods that can be set/unset for the applications using two
  new functions introduced to HTMethod module
  ("HTMethod_setExtensionMethod" and "HTMethod_deleteExtensionMethod").
  Those extension methods are available only if configure used
  --with-extension option (which define HT_EXT).

* Added new fields to HTRequest structure: a message body array,
  its length and format. HTTPGenMake functions in HTTPGen.c has
  been changed to include Content-Type and Content-Lenght headers
  if messageBody field and messageBodyType/messageBodyFormat are
  set. It also send this message body only if it is set. This
  message body may be use for XML message bodies (indeed, it is
  used by some DAV methods in HTDAV module). These modifications
  are activated only if HT_DAV or HT_EXT are defined.
  
* Added a new module HTDAV with high level functions for WebDAV
  protocol. It is defined in HTDAV.h/html and implemented in
  HTDAV.c. This is only enabled with "--with-dav" option in
  configure procedure (this option will define HT_DAV). An example
  of use (davsample.c) have been included in Library/Examples.  

* Added new status codes (in HTUtils.h/html) and error codes (in
  HTError.h/html) defined by WebDAV protocol (102,207,422,423,424
  and 507). This codes are activated only if HT_DAV is defined.

2002-03-21      Jose Kahan <jose@w3.org>

* Added the HTDNS.c configure patches for the reentrant call to
  gethostbynamer function. (sorry, I can't find the name of
  the person who contributed this patch right now).

2001-08-30      Jose Kahan <jose@w3.org>

* Added a new field in the HTRequest structure for specifying
  a user defined Content-Location. This allows to use the library
  functions to access a resource, while in fact the request sent
  to the server is made to the value of the user defined
  Content-Location. This sound silly, but it allows to keep the
  libwww state coherent and it doesn't break the requests like
  the previous (and banned since long time) real content-location
  handling. To avoid confusion, this field is called
  default_put_name. See HTReqMan.h for the name of the functions
  that handle this field.

* New public function in HTCache.c to reset the value of a cache
  entry and delete the cached file. This is interesting when
  we want to keep a cache entry, but force the cache entry to be
  refreshed.  HTCache_resetMeta ().

2001-08-14 Jose Kahan <jose@w3.org>

* HTProfile_newPreemptiveClient wasn't intializing the
  default event loop in all cases (bug reported by
  Olivier Steinau).

2001-03-14 Jose Kahan <jose@w3.org>

* Digest authentication didn't work well with pipelining requests.
  Only one of such requests got the stale nonce. The other 401
  were being re-interpreted as if the user had given a wrong
  login name or password. To fix this, we try to infer a stale
  nonce if the previous nonce and the new one sent by the server
  are different and a wrong login name/password if they are the
  same. The patch is in HTAABrow.c.
  I also added a second bug fix in the same patch as not all
  pipelined requests seem to go thru the first authentication filter.

2001-03-09 Jose Kahan <jose@w3.org>

* Digest authentication wasn't being compiled by default in Win32
  because windows/config.h was missing the HT_MD5 define.

2001-03-06      Serge Adda <sAdda@infovista.com>

* HTAnchor bug. HTAnchor_delete wasn't removing the reference to
  the deleted anchor. This caused a bug whenever requesting another
  anchor for the same URL. Thanks to Anton Belov for having
  reported the problem and to Serge for his patch. See
  http://lists.w3.org/Archives/Public/www-lib/2001JanMar/0133.html.
  

2001-03-06      Stefan Wiesner <sw@ais-ag.de>

* Timer bug. There was a bug in the code of function HTTimer_new
  if a timer is already expired when HTTimer_new is called. See
  http://lists.w3.org/Archives/Public/www-lib/2001JanMar/0123.html
  for the full analysis.
  

2001-02-26 Jose Kahan <jose@w3.org>

* Cache bug. An HTResponse object was being freed repetively inside
  a while loop, when reading a cached metadata in meta_read(). I
  moved the delete to outside this function.

Changes with libwww 5.3.2

2000-12-19 Jose Kahan <jose@w3.org>

* Compilation fix: two prototypes in HTResponse.html were declared
  as PUBLIC, instead of as external.
  Updated the copyright date of the WinCommander
  Fixed runtime crashes with the following example applications:
      chunk.c chunkbody.c getheaders.c head.c multichunk.c

2000-12-18 Jose Kahan <jose@w3.org>

* Compilation fix: The HTMIME_anchor2response() function
  added a dependency between the cache and mime mini-libs.
  I changed the call to a stream converter (HTCacheCopyHeaders)
  to make it optional and to avoid the dependency. The converter
  is initialized in HTInit.c:HTConverterInit.

2000-12-14 Jose Kahan <jose@w3.org>

* Bug fix: make dist didn't work because of a recurrent rule
  in the ComLine make file (it tried to use www to create a
  documentation file).

2000-12-13 Jose Kahan <jose@w3.org>

* Bug fix: When objects were retrieved from the cache, the
  response object didn't have a copy of the request headers.
  These headers were only found in the anchor associated to
  the request. In order to make a coherent behavior, I made
  a new function HTMIME.c:HTMIME_anchor2response() that copies
  the headers from one object to the other. Well, more than a
  copy, it adds a link to the headers. I call this function in
  HTCache:CacheCleanup when it succesfully retrieved an object
  from the cache. Result, you can now use the response object
  in both cases.

2000-10-30 Jose Kahan <jose@w3.org>

* Enhancement, added a new field to the HTResponse object to
  store the HTTP reason sent by the server. Two new functions to
     get it/set it: HTResponse_reason(), HTResponse_setReason()

2000-09-01 Wayne Davison <wayne@clari.net>

* HTAccess.c: Typo fix
* HTChunk.c, HTChunk.html: new function, HTChunk_fromBuffer for
  creating a chunk from an existing  block of memory, without having
  to allocate more memory.

2000-09-01      Peter Stamfest <peter.stamfest@eunet.at>

* Makefile.am: corrected a DESTDIR problem

2000-09-01      Jose Kahan <jose@w3.org>

* config.h: Updated the libwww version

2000-09-01 Zhu Qun-Ying <qunying@yahoo.com>

* config.h: BUG FIX: wrong closing comment

2000-08-30 Arthur Barstow <barstow@w3.org>

* HTRDF.c: BUG FIX: nested typedNode constructs with
  attributes caused re-using a free'd pointer.

* HTRDF.c: per a request from the Redland RDF project, added
  a void * context parameter to HTRDF_parse{File,Buffer}.  
  The application-specific context will be available in the
  triple callback handler.

* HTRDF.html - updated to API changes mentioned above

* Library/Examples/ updated rdf_parse_{file,buffer} programs
  to reflect the above API changes.

2000-08-29 Jose Kahan <jose@w3.org>

* Temporarily commented the XML structured stream in HTXML.c
  (HTXMLStructured_new) and its related code, as it creates
  a dependency with the libwwwxml mini-library. If this code
  is still useful, it should go into another module, HTSXML.c
  to avoid the forced dependency.

2000-08-28 Jose Kahan <jose@w3.org>

* Updated expat to the test version 19990728, as this version
  adds some interesting API extensions and is now being widely
  used by other projects, including the Perl XML modules. The
  previous version is CVS tagged as expat-1-1.

2000-08-18 Arthur Barstow <barstow@w3.org>

* HTRDF.c: Added a new public API HTRDF_parseBuffer.  It
  parses an arbitrary buffer (char *) of RDF.

* HTRDF.c: Changed the name of HTRDFParseFile to HTRDF_parseFile.
  it now returns BOOL instead of char * to be consistent with
  other RDF parser APIs.

* HTRDF.html - updated to HTRDF.c changes mentioned above

* Library/Examples/: added two new example programs:

  1. rdf_parse_file - demos/tests HTRDF_parseFile()
  2. rdf_parse_buffer - demos/tests HTRDF_parseBuffer()

* configure.in - added the two new programs above

* Library/Examples/Makefile.am - added the two new programs

2000-08-17 Arthur Barstow <barstow@w3.org>

* HTRDF.c: Fixed a memory leak.  (HTElement structures for elements
  within a property with parseType="Literal" were not free'd
  after the parser was done.)

* HTRDF.c: Bug fixes. Added code to circumvent calls to HTSAlloc
  (via StrAllocCopy) when the src and dest were identical (this
  causes a free'd pointer to be used) or both NULL.

* HTRDF.c: Changed addMarkup{Add,End} to make one call to
  StrAllocMCat instead of multiple StrAllocCat calls.

2000-08-11 Jose Kahan <jose@w3.org>

* Memory leak. The HTPlain (HTPlain.c) stream wasn't freeing the
  HTTextImp (me->text) object in the HTPlain_free and
  HTPlain_abort. I found the bug while running the robot
  thru Insure and found the fix by seeing what was being
  done in the HTML (HTML.c) stream.

* The make dist command wasn't copying the .c, .files, and .mak
  files found in the Library/src/windows. As a result, the tar files
  created with this command were missing those files. The problem
  came from some wrong assumptions in the Makefile.am of the
  windows directory.

2000-08-11 Wayne Davison <wayne@clari.net>

* Added two new functions to HTHash.c, HTHashtable_removeObject()
  and HTHashTable_walk. The first one allows to delete individual
  elements from a hash-table, the second one allows to walk
  throug all associated elements in a table without having to ask
  for a list of all keys and then looking each one up. See
  http://lists.w3.org/Archives/Public/www-lib/2000JulSep/0146.html
  for a more detaile description on how to use these functions.
  
* I got rid of a few useless variable initializations in HTHash.c
  (when the variables were being set to a value immediately
  following the init value).

* I removed some superfluous spaces that I saw.  

2000-08-10 Wayne Davison <wayne@clari.net>

* Since "cvs update" was complaining about a bunch of generated
  files in the Library/src dir, I tweaked it to ignore the *.la
  files and the .libs dir.

2000-08-10 Jose Kahan <jose@w3.org>

* Because (IMO) of a very imbricated protocol stack, the Robot
  could hang when accessing local files, as it become starved
  on its own sockets. I fixed the problem by adding a new
  state in HTFile:FileEvent() to take into account the case when
  a request goes pending. This is mostly based on a previous
  (not commited) patch by Kinuko Yasuda, plus some long debugging to
  find out what was happening and a fix to a memory bug that the
  other patch had.

2000-08-08 Wayne Davison <wayne@clari.net>

* New HTChunk_setSize function to allow to set the size of a
  chunk object upwards or downwards. (HTChunk_truncate() still
  exists and still enforces the sizing of the string downwards.)
  Both these string-sizing functions only zero the relevant bytes
  in the "size" region (if the string is being shortened).  Note
  that HTChunk_clear() was left unchanged -- it still clears all of
  the Chunk's allocated memory.

* Fixed the HT_OUTOFMEM() calls in HTChunk_ensure() to have the
  proper location string.

* Some code in HTBind.c was optimized to use HTChunk_truncate().

* HTFTP.c and HTNews.c was optimized to use HTChunk_setSize()
  rather than using HTChunk_ensure() and writing data past the "size".

* Optimized the code in HTMIME.c and HTML.c to use
  HTChunk_truncate(chunk,0) rather than HTChunk_clear(chunk).

* Documented the new HTChunk_setSize() function.

* Improved the comments for HTChunk_clear().

* Fixed the comments for HTChunk_ensure() (it was describing the
  extra-size parameter incorrectly).

* Fixed the comments for HTChunk_toString() (to indicate that the
  function destroys the chunk when handing off the CString data).

* Fixed a few spelling errors in HTChunk.html.

* Note: There are probably other places in the code that could be
  optimized to use truncate rather than clear, but I didn't have
  time to check each one to see if the chunk's data was properly
  respecting the size indicator or not.

2000-08-09 Jose Kahan <jose@w3.org>

* Updated the "how to bootstrap section" with instructions on what to
  do if libtool and aclocal are installed in different directories.
  Thanks to Ken Olum and James Henstrige for the tips.

2000-08-08 Jens Meggers <jens@meggers.com>

* The cache garbage collector (HTCacheGarbage()) could go into an
  endless loop when it tried to removed locked entries. The problem
  was that it wasn't checking the return code of HTCache_remove().

2000-08-07 Wayne Davison <wayne@clari.net>

* Changed the macro argument from "data" to "dp" in
  HTArray_firstObject() and HTArray_nextObject(). These macros
  are defined such that if the caller doesn't pass in a variable
  named exactly "data" as the second parameter, there will either be a
  syntax error generated during the compilation OR the wrong structure
  element will get referenced.  This is because the macro argument
  "data" was the same name as the HTArray structure element that was
  being referenced in the macro.

Changes with previous versions

* No info available (this log was started with version 5.3.2)