Initial revision

[rrdtool.git] / CHANGES

ChangeLog for RRDtool 1.0.x
---------------------------
- bugfix, + enhancement, * contrib, = RELEASE
---------------------------------------------
= 1.0.33 2001/02/22 -- Tobi

- 2001/02/20 -- Tobi
  yet another file ... pod in perl 5.005 is a bitch ... 

= 1.0.32 2001/02/20 -- Tobi

- 2001/02/20 -- Tobi
  still one file missing ... now it should work with old perls ... 
  was all about the format of .pod manpages anyway ... the software
  has not changed except for the version number

= 1.0.31 2001/02/20 -- Tobi

- 2001/02/20 -- Tobi
  do not require perl 5.6 anymore ... 5.005 should be fine as well

= 1.0.30 2001/02/19 -- Tobi

- 2001/02/19 -- Alex
  be more cautious when not redrawing a graph because of --lazy

+ 2001/02/19 -- Tobias Oetikr <oetiker@ee.ethz.ch>
  added --help about --step to rrdgraph

= Beta 1.0.29

+ 2001/02/11 -- Roman Hoogant <rhoogant@ee.ethz.ch>
  add unix time to rrddump comment

- 2001/02/11 -- Terminator rAT <karl_schilke@eli.net>
  support --x-grid strings with space

- 2001/02/11 -- Tobi
  upgraded to libpng 1.0.9

+ 2001/02/11 -- Jesús Couto Fandiño
  spanish translation of rrdtutorial

- 2001/02/11 -- Alex
  new well commented reduce_data implementation for rrd_graph

- 2001/02/11 -- Alex
  off by 1 fix for data_calc (now the results should be more the way you
  expect them to be)

* 2001/02/11 -- Bill Nash <billn@billn.net>
  snmpstats contrib

+ 2001/02/10 -- Christophe VG <Christophe.VanGinneken@ubizen.com>
  --no-legend option for rrd_graph

* 2001/02/10 -- claus norrbohm <james@type-this.com>
  contrib rrdexplorer (aka clickable rrd graphs)

* 2001/02/10 -- Gilles LAMIRAL lamiral@mail.dotcom.fr
  contrib rrdview

+ 2001/02/07 -- Tobi
  added a standalone version of rrdupdate which is MUCH smaller as it does
  not have any of the graphic libs linked

- 2001/02/03 -- Alex
  in rrdgraph, CDEF comparisons were returning *UNKNOWN* if one of the
  operands was unknown. The correct behaviour is to return false (0)

- 2001/02/03 -- Shane O'Donnell <shaneo@opennms.org>
  make graph to stdout work in win32 (no more crlf)

+ 2001/02/03 -- Tobi
  added new CDEF keyword: LTIME this is like TIME but for localtime
  it takes the local timezone as well as daylight saving time into account.

- 2001/02/03 -- Tuc <ttsg@ttsg.com>
  bsdi3* does not need -fPIC, actually it hates this so much
  that it does not compile the IEEE test if its defined. Modified
  the ltconfig to treat it like beos, irix when it comes to -fPIC 

- 2001/02/03 -- Petr Holub <hopet@chemi.muni.cz>
  add check to configure for -OPT:IEEE_comparisons=ON (cc on IRIX)

- 2001/02/03 -- Tobi & Jakob Ilves <jakob.ilves@oracle.com>
  It seems HPUX does not libraries being built with -fPIC
  so I am now trying to test for hpux and will replace any -fPIC in CFLAGS
  with -fpic ... hope this helps

+ 2001/02/03 -- Mike Mitchell <mcm@unx.sas.com>
  Modified the code for the alternate autoscale to change the scale of the
  graph so that at least two major grid lines will be present with
  meaningful labels

- 2001/02/03 -- Tobi
  added link to bin_dec_hex in tutorial

+ 2001/02/03 -- Tobi
  added explanation on % in PRINT to the rrdgraph manpage

+ 2001/02/03 -- "BAARDA, Don" <don.baarda@baesystems.com>
  explanation on the connection between Step and Heartbeat
  added to rrdcreate manpage

+ 2001/02/03 -- Tobi
  added special config 'none' to --x-grid and --y-grid options
  of rrdgraph.

+ 2001/02/03 -- Tobi & Gilles Lamiral <lamiral@mail.dotcom.fr>
  added strerror messages to fopen calls

+ 2001/02/03 -- Tobi
  added --step option to rrdgraph which allows to set the 
  dataresolution lower than the graph resolution

+ 2001/02/03 -- Craig Anderson <craig@abstract.co.nz>
  allow to fix the exponent for the y axis (--unit-exponent)

+ 2000/11/12 -- Alex
  replace dump with info in rrd resize manpage

+ 2000/11/05 -- David Schweikert <dws@ee.ethz.ch>
  added section on total values to the HOW TO MEASURE part of rrdcreate doc 

+ 2000/11/05 -- Tobi
  added section on HOW TO MEASURE to rrdcreate doc

- 2000/10/17 -- Tobi
  fixed configure ... caching for the IEEE tests was totally broken

= 1.0.28 2000/09/14 -- Tobi
- 2000/09/14 -- Betty Lee <bettylee@eng.concentric.net>
  install rule for perl module was broken

= 1.0.27 2000/09/10 -- Tobi
- 2000/09/12 -- Tobi
  fixed xff description in rrd_format.h and added xff to rrddump, rrdrestore, rrdinfo
  *
  * NOTE if you are generating rrd xml data, you must add the xff parameter now !
  *

= 1.0.26 2000/09/10 -- Tobi
* 2000/08/28 -- Joe Miller <joeym@inficad.com>
  PHP4 Bindings

- 2000/08/21 -- Tobi
  rrd_cgi.c parser now uses isspace as keyword separator identification

+ 2000/08/07 -- Tobi
  added rrd.rows property to rrd_info

- 2000/08/05 -- Tobi (after discussion on ML)
  bsd install does not know -d modified Makefile to accomodate for this    

- 2000/07/17 -- Tobi
  Rewrote doc entry for --upper-limit in rrdgraph.pod

- 2000/07/13 -- Tobi with lots of debugging help from Patrick Rother <krd@roka.net>
  identified memory leak in rrd_info and RRDs.xs (mortals are cool)
  
= 1.0.25 2000/07/12 -- Tobi
- 2000/06/26 -- Rainer.Bawidamann@informatik.uni-ulm.de
  fix for segfault in rrd_info.c ... next->next was not initialized
        
= 1.0.24 2000/06/13 -- Tobi
- 2000/06/13 -- Michael O'Reilly <Michael.O'Reilly@cwo.com.au>
  RRDs:fetch was broken ... (missing braces in RRDs.xs)

= 1.0.23 2000/06/12 -- Tobi
* 2000/06/12 -- Bert Driehuis <bert_driehuis@nl.compuware.com>                                                 
  Updated contrib/killspike

- 2000/06/12 -- Tobi
  RRDs.xs (perl module) error checking was broken after modification
  of rrd_error ... 

= 1.0.22 2000/06/10 -- Tobi
- 2000/06/10 -- Tobi
  added more complexity to IEEE test (sin(0.0) instead of 0.0))
  this prevents the tests from being optimized away by some
  compilers and thus rendeing them ineffctive ...

- 2000/06/09 -- Tobi
  Updated RRDs manpage better examples and correct Error info

+ 2000/06/09 -- Sean Summers <sean@Fenstermaker.com>
  added RPM rrdtool.spec file

- 2000/06/09 -- Philippe.Simonet@swisscom.com
  added some missing fclose calles to rrd_tune

+ 2000/06/09 -- Sean McCreary mccreary@xoanon.colorado.edu
  created rrd.h for people using librrd directly ...

- 2000/06/09 -- Bruce Campbell <bruce.campbell@apnic.net>
  properly added DS_NAM_SIZE in a few places a number was in use
  allow - in DS names

+ 2000/06/09 --  Rainer Bawidamann <Rainer.Bawidamann@informatik.uni-ulm.de>
  proper parsing for -h switch in rrdtool

+ 2000/06/09 -- Tobi
  Added FLOOR and CEIL functions to CDEF

- 2000/06/09 -- Tobi
  Make sure the fpmask and setsig defines get passed on the the Makefile.PL
  when run ... this should fix some freebsd issues

+ 2000/05/22 -- Albert Chin-A-Young <china@thewrittenword.com>
  by default do not try to modify the compile options of the perl module
  this just breaks way to often ... --with-perl-options allows to
  override this

+ 2000/05/16 -- Tobi &  Sean McCreary mccreary@xoanon.colorado.edu
  added strerror messages to open fails ... 

- 2000/05/16 -- Tobi &  Sean McCreary mccreary@xoanon.colorado.edu
  remove unnecessary maloc stuff from rrd_error.c

- 2000/05/16 -- Tobi
  made .so detectionfor installing the perl module  more robust ...

- 2000/05/07 -- Tobi
  made sure RRDs.xs returns undef for UNKNOWN values
  in rrdfetch results

- 2000/05/02 -- Alex
  cdeftutorial ... on example was wrong

= 1.0.21 2000/05/02 -- Tobi

- 2000/05/02 -- Tobi
  Added propper patchlevel detection to Makefile.PL. Fight build problems
  with perl 5.6.0

= 1.0.20 2000/05/02  -- Tobi

- 2000/04/30 -- Albert Chin-A-Young <china@thewrittenword.com>
  Determine shared library extension via perl Config.pm module
  to use when installing RRDs shared library.

- 2000/04/29 -- Tobi
  applied patches a b and c to libpng

- 2000/04/29 -- Albert Chin-A-Young <china@thewrittenword.com>
  Removed HP-UX 10.20, 11.00 sections from config/config.h.in as
  they are no longer needed (was already removed from configure.in).
  Shared library for HP-UX is .sl not .so (lame update to Makefile.in).
  Redefine finite in terms if isfinite in config/config.h.in.

= 1.0.19 2000/04/29  -- Tobi

+ 2000/04/29 -- Tobi
  upgraded libpng to version 1.0.6

- 2000/04/29 -- Albert Chin-A-Young <china@thewrittenword.com>
  portability cleanup of configure system things now build on
  Everything builds on Solaris 2.5.1, 2.6, 2.7/SPARC, 2.7/x86 (without
  optimizations turned on for the Sun C compiler), HP-UX 10.20, HP-UX
  11.00, and Digital UNIX 4.0D.

= 1.0.18 2000/04/29  -- Tobi

- 2000/04/29 -- Tobi
  tinkerd with tcl bindings ... unfortunately then do not
  link clean ... any gurus ?

- 2000/04/29 -- Tobi
  fixed build process for cases where --enable-shared was given

- 2000/04/29 -- Rainer Nagel <rainer@angor.de>
  malloc error in rrdcgi fixed ... - 2 potential segfaults

- 2000/04/29 -- Rainer.Bawidamann@informatik.uni-ulm.de
  errors in HPUX ifdefs in configure and acconfig.h

- 2000/04/29 -- Rainer.Bawidamann@informatik.uni-ulm.de
  added perl 5.004 compatibility back to RRD.xs

- 2000/04/18 -- Edouard Lagache <elagache@caida.org>
  FileDescriptor Leak in Lazy option fixed

= 1.0.17 2000/04/16  -- Tobi

+ 2000/04/13 -- Tobi (inspired by Rainer.Bawidamann@informatik.uni-ulm.de)
  people keep asking for this ... here you go: rrd_info ... check
  the  manpage.

- 2000/04/13 -- Tobi
  some people just love bsd make ... it almost worked ... now it does.
  But please just use gnu make to stay out of trouble

= 1.0.16 2000/04/06  -- Tobi

- 2000/04/06 -- Tobi
  added missing rrd_format.h back into the distro .. grrrr

= 1.0.15 2000/04/06  -- Tobi

- 2000/04/03 -- Thomas Parmelan <tom@proxad.net>
  alloc error in RPN code of rrd_graph found ... and fixed

- 2000/04/03 -- Tobi
  Made tcl install optional as suggested by E. Lagache

- 2000/04/03 -- Simon Leinen <simon@limmat.switch.ch>
  TCL Build Fix

- 2000/04/03 -- Joe Moore <Joe.Moore@sdrc.com>
  configure.in had wrong error message for nan==nan

= 1.0.14 2000/04/02 -- Tobi

- 2000/04/02 -- Tobi
  added function prototypes to rrd_graph and rrd_restore

- 2000/04/01 -- Tobi
  made perl build more robust

* 2000/04/01 -- Claus Norrbohm <claus.norrbohm@pbs.dk>
  clickgraph contrib ... interactive data explorer ...

- 2000/03/26 -- Rainer Bawidamann <rb1@mogwai.rz.uni-ulm.de>
  fixes for TCL module compilation
  rrdgraph dead code ...

+ 2000/03/26 -- Tobi
  fetch pic flag from libtool ..

+ 2000/03/26 -- Frank Strauss strauss@ibr.cs.tu-bs.de
  TCL bindings for rrdtool

- 2000/03/26 -- Tobi
  rrd_update should not change its argv string ... this can be
  fatal for external processes calling it .. 

+ 2000/03/26 -- Poul-Henning Kamp <phk@freebsd.org>
  made sure the CDEF evaluator does not ever try to compare against NaN 
  added new CDEF operators MIN,MAX,LIMIT
 
- 2000/03/26 -- Larry Parmelee <parmelee@CS.Cornell.EDU>
  examples/pipe-demo.pl.in was still using %f instead of %lf

- 2000/03/26 -- Tobi
  added some check to free calls in rrdcgi so that we don't free anything
  which is already NULL ... freebsd hates this ...

+ 2000/03/26 -- Tobi
  Added RRD:GETENV to Pass 1 of rrdcgi (suggested by Jesper Skriver <jesper@skriver.dk>)

- 2000/02/19 -- Bernard Fischer <bfischer@syslog.ch>
  added casting to floating point routines where needed. (get 64bit working)
 
+ 2000/02/19 -- Bernard Fischer <bfischer@syslog.ch>
  added --alt-autoscale-max to autoscale only on the max value.

* 2000/02/14 -- Joey Miller <joeym@inficad.com>
  contributed php3 bindings contrib/php3

- 2000/03/26 -- Tobi
  Removed PL_na reference from RRD.xs ... it does now work with Perl 5.6

+ 2000/03/02 -- Tobi
  added many more warning switches to rrdtool

- 2000/03/03 -- Tobias Weingartner <weingart@cs.ualberta.ca>
  out of bounds error in OP_PREV processing (rrd_graph.c) fixed  

- 2000/02/25 -- Tobi
  hpux uses RRDs.sl instead of RRDs.so ... I have changed the Makefile to handle this.

= 1.0.13 2000/02/13 -- Tobi

- 2000/02/13 -- Tobi
  restored rrd_tool.h ... got zeroed during the last distro process ...

= 1.0.12 2000/02/12 -- Tobi

* 2000/02/12 -- Rainer Nagel <rainer@roka.net>
  contributed rrdfetchnames for getting names of an rrd

+ 2000/02/12 -- Tobi
  more documentation on COUNTER/ABSOLUTE/GAUGE ....

+ 2000/02/12 -- Tobi
  added try time to build process

- 2000/02/11 -- Philippe.Simonet@swisscom.com
  NT thinks 0 > NaN || 0 < NaN == ture ... fied rrd_update.c accordingly

- 2000/02/09 -- Tobi
  added FPMASK and SIG8 fixes to rrd_cgi ... will prevent it from sig FPE crashes
  on FreeBSD and others ...

+ 2000/02/08 -- Tobi
  Improved \g by giving it the ability to squash empty %s
  return values

= 1.0.11 2000/02/06 -- Tobi

+ 2000/02/06 -- Tobi
  added formating marker '\g' to rrd_graph to remove
  the spacing between two items printed into the graph
  
- 2000/02/06 -- Tobi
  make sure rrd_graph --lazy does not get confused by broken
  images.

- 2000/02/06 -- Tobi
  applie range check to values supplied to update and not
  to pdp values

- 2000/02/06 -- Tobi
  fixed rpn parser to allow variable names like nantuket

+ 2000/01/14 -- hendrik visage <hvisage@is.co.za>
  another example for rrdcgi manpage

* 2000/02/06 -- Bert Driehuis <driehuis@playbeing.org>
  contrib script to kill spikes from rrd dump

- 2000/02/06 -- steve rader <rader@teak.wiscnet.net>
  fixed 'fetch' example in the RRDs manpage

* 2000/01/10 -- Selena M Brewington <smbrewin@ichips.intel.com>
  contributed add_ds a perl script for adding new ds es to existing rrds

* 2000/01/10 -- steve rader <rader@teak.wiscnet.net>
  contributed rrdlastds script ... pulling current values from an rrd

- 2000/02/06 -- Tobi
  --goodfor and --refresh did not work for rrdcgi as the arguments never got
  passed on. Introduced <RRD::GOODFOR x> command in rrdcgi language to
  fix this problem

- 2000/02/06 -- Tobi
  using - as input did not work for rrd_restore ... 

- 2000/01/26 -- Tobi
  pass name of the c compile to the perl build along with the CFLAGS

- 2000/01/26 -- Tobi
  Removed special provisions for HPUX from rrd_format ... this might actually help HPUX to get
  the NaN problems fixed

- 2000/01/24 -- Tobi
  in rrd_graph the data consolidation routine was initializing the with 0 instead of DNAN
  this led to rather log MIN values 

= 1.0.10 2000/01/07 -- Tobi

- 2000/01/07 -- Bill Fenner <fenner@research.att.com>
  The Update Bug solved ... rrdtool was in violation of the ANSI
  C standard (7.9.5.3) by issuing a fwrite immediately after an
  fread without fseek inbetween

+ 2000/01/03 -- Tobi
  added <RRD::TIME::NOW function to rrdcgi

- 2000/01/03 -- Tobi
  added documentation for <RRD::SETENV to rrdcgi.pod

- 2000/01/03 -- steve rader <rader@teak.wiscnet.net>
  better explanation of lower and upper limit for rrdgraph

- 2000/01/03 -- Tobi
  fixed PRINT commands in example scripts

- 2000/01/03 -- Tobi
  to test -fPIC actually RUN a program ..

= 1.0.9 1999/12/25 -- Tobi

- 1999/12/14 -- Tobi
  use -fPIC when compiling and if the compiuler does not mind ... some platforms
  have issues with the RRDs package otherwhise ...

- 1999/12/11 -- Tobi
  improved format check in rrd_graph

* 1999/11/30 -- Damien Miller <djm@mindrot.org>
  rrdproc tool ... run linux interface stats straight from proc into rrdtool

= 1.0.8 1999/11/24 -- Tobi

- 1999/11/15 -- thomas.erskine@crc.ca
  veryfy G?PRINT format strings before executing them ...

- 1999/11/14 -- Tobi
  the perl-module (RRDs.xs) does now strcpy its arguments. This fixes some
  stray problems where the rrdtool code was modifying argv values (eg.
  update --template) and thus backfired into perl proper.

- 1999/11/12 -- Valient Gough <vgough@amazon.com>
  define STDC in zlib/zconf.h ... rrdtool needs it anyway and
  without STDC there will be no prototypes which will be a big
  problem for less tolerant compilers ... does any sensible c compiler
  not understand prototypes today?

- 1999/11/04 -- Ian Freislich <iang@uunet.co.za>
  better formatting with large values for rrdtool fetch

- 1999/11/04 -- Paul E. Erkkila <pee@frontiernet.net>                                            
  made RRDs work on lates perl betas as well as current ones na -> PL_na

- 1999/11/03 -- Tobi & Alex van den Bogaerdt <alex@slot.hollandcasino.nl>
  fix for autoscaling problems with UNKNOWN values 

- 1999/11/02 -- Tobi
  rrdcgi was unable to parse two tags running into each other
  if they were of exactly the same type
 
- 1999/11/02 -- Tobi
  moved check for FINITE function on acconfig and configure.in
  so that it can use isinf even if it has to be defined first.

- 1999/10/26 -- Fidelis Assis <fidelis@embratel.net.br>
  modified gd string functions to use unsigned char  

- 1999/10/24 -- Tobi
  added test for float.h to configure

- 1999/10/24 -- Tobi
  Fixed version reporting with rrdtool help
- 1999/10/24 -- Tobi, Blair Zajac <bzajac@geostaff.com> and Tobias Weingartner <weingart@cs.ualberta.ca>
  use vsnprintf in rrd_error (max buffer raised to 4096

- 1999/10/24 -- Tobi, Blair Zajac <bzajac@geostaff.com> and Tobias Weingartner <weingart@cs.ualberta.ca>
  use MAXPATH to determ max path length for filenames in rrd_graph and rrd_open

- 1999/10/24 -- Stefan Mueller <s.mueller@computer.org>
  better HPUX portability

- 1999/10/24 -- Steve Harris <steveh@wesley.com.au>, Ulrich Schilling <schilling@netz.uni-essen.de>, Joel Becker <jlbec@raleigh.ibm.com>, REIBENSCHUH Alfred <alfred.reibenschuh@it-austria.com>
  better AIX portability

- 1999/10/24 -- Tobi
  Fixed PRINT 1 bug in rrdcgi

- 1999/10/24 -- Tobi
  Removed remaining LZW code from our version of gd

* 1999/10/04 -- steve rader <rader@teak.wiscnet.net>
  contributed rpntutorial

+ 1999/10/04 -- steve rader <rader@teak.wiscnet.net> + Tobi
  RRD::TIME::LAST function for rrdcgi

- 1999/10/04 -- Bryan Mawhinney <bryanm@is.co.za>
  improved wording in rrdgraph.pod

* 1999/10/02 -- Alex with help of Steve Rader and others
  added CDEF tutorial

+ 1999/10/02 -- Steve + Alex
  Large amount of fixes to rrdtutorial.pod, thanks Steve!

- 1999/09/30 -- tobi
  fixed --template option in update ... for good this time ?

+ 1999/09/30 -- steveh@wesley.com.au, Ulrich Schilling <hrz240@hrz.uni-essen.de>
  first go at makeing it work on AIX

+ 1999/09/30 -- Bill Fenner <fenner@research.att.com>
  disable fpmask was not propagated to perl module build ...

+ 1999/09/30 -- Bill Fenner <fenner@research.att.com>
  added PREV function to CDEF language ... 

+ 1999/09/30 -- Paul Joslin <Paul.Joslin@sdrc.com>
  first go at makeing it work on HPUX 10.20

+ 1999/09/30 -- Daniel S. Riley <dsr@mail.lns.cornell.edu> and Larry Leszczynski <larryl@furph.com> and Clive Lilley <clive@lilley31.freeserve.co.uk>
  first go at makeing it work on OSF1 4.0e

- 1999/09/30 -- Bill Fenner <fenner@research.att.com>
  make sure a filename is supplied in rrd_graph ... 

- 1999/09/30 -- Blair Zajac <bzajac@geostaff.com>
  Makefile fixes for perl module cleaning and installing in site-perl

= 1.0.7 1999/08/27 -- Tobi

- 1999/08/27 -- bdowling@noc.faxnet.net
  some strncpy were lacking the x[LAST]='\0'; safeguard ... 

- 1999/08/25 -- Tobi
  Samples were shifted one interval into the future by rrdgraph ... 
  check minmax.pl in the examples directory ... 

- 1999/08/25 -- Tobi
  Updated rrdtools manpage to point to all the newer functions in the
  package which have been left out before ...

- 1999/08/25 -- Tobi
  RRDs.xs: changed newRV_inc to newRV_noinc in a few places (graph and
  fetch) otherwhise I'm afraid we got the refference count wrong and perl
  was leaking memmory like a sive ...

- 1999/08/24 -- Tobi
  added -lm to perl Makefile.PL just to be sure it is there when
  perl builds its shared module ... 

+ 1999/08/23 -- Tobi
  added test for "-q float=rndsngl" todo proper IEEE math on AIX 4.2.0 with
  IBM xlC

+ 1999/08/23 -- Tobi
  added new stripes example ... 

- 1999/08/23 -- Tobi
  fixed spacing adjustment with '\s' instead of 1.5 it now adds 0.5
  line-hights ...

- 1999/08/20 -- Tobi + Jesper Skriver <jesper@skriver.dk>
  found and fixed buffer overflow in legend processing when dealing with
  large numbers
  
+ 1999/08/20 -- Philippe.Simonet@swisscom.com
  range-check option for rrdrestore

- 1999/08/19 -- Tobi
  replaced micro by u in SI prefix array

- 1999/08/19 -- Tobi
  better floating point veryfication in IEEE test ... missed SIGFPE
  condition in freeBSD.

- 1999/08/17 -- Tobi reacting to a bug report from W. James Showalter, Jr.
  made time parser work as expected with dates of the form august 20 1999 as
  well as dates of the form 8/17/1999 and 17.8.1999

- 1999/08/17 -- Blair Zajac <bzajac@geostaff.com>
  propagate CFLAGS from configure to PERL module compilation

- 1999/08/17 -- Ragnar Kjørstad <mrtg@ragnark.vestdata.no>
  fixed perl path in log2rrd contrib script

- 1999/08/16 -- Philippe.Simonet@swisscom.com
  DINF and friends for NT

= 1.0.6 1999/08/14 -- Tobi

- 1999/08/14 -- Tobi
  Fixed install location of html pages ... they go to ../html now ...

- 1999/08/14 -- Tobi
  Fixed CDEF parser ... it should now be fine with a,-1,*

- 1999/08/14 -- Tobi
  Updated rrdgraph manpage to be in line with the changes I made to alex's
  INF patch when integrating it ... sorry alex


= 1.0.5 1999/08/13 -- Tobi

- 1999/08/13 -- Tobi
  Tested portability of 1.0.5 release on Solaris, Linux and FreeBSD

+ 1999/08/13 -- Tobi
  changed IEEE tests ... now they tell you what fails and they are less picky
  
+ 1999/08/12 -- Alex + Tobi
  added INF and NEGINF operator to CDEF rpn functions. This pushes an
  positive or negative infinite number onto the stack respectively ... when
  graphing, they get replaced by a value equivalent to the upper or lower
  boundery of the graphing area ...

+ 1999/08/10 -- Tobi
  Integrated Blairs autoconf ... added dist and install support

+ 1999/08/09 -- Blair
  Added automake/libtool support ... with --enable-shared you can
  now get a shared library version of rrdtool ... 

= 1.0.4 1999/08/06 -- tobi oetiker <tobi@caida.org>

- 1999/08/06 -- Tobi
  made rrdcgi parser more robust to invalid inputfiles.

- 1999/08/04 -- Tobi + Philippe
  in rrd_cgi I was freeing cgi arguments. Fixed ...
 
+ 1999/08/03 -- Tobi Oetiker <tobi@caida.org>
  added % operator to CDEF rpn functions ...
  this should allow for some funky operations in connection with TIME

+ 1999/08/03 -- Tobi Oetiker <tobi@caida.org>
  added --enable-site-perl option to configure
  for people who want the RRD{s,p} perl modules installed
  in their site-perl directories

+ 1999/08/03 -- Tobi Oetiker <tobi@caida.org>
  do not try to compile perl modules if no perl is found

- 1999/08/02 -- Hermann Hueni <hueni@glue.ch>
  drop "rb" open mode for non win32 architectures

- 1999/07/30 -- Tobias Weingartner <weingart@cs.ualberta.ca>
  spell fixes for documentation

= 1.0.3 1999/07/30 -- tobi oetiker <tobi@caida.org>

- 1999/07/30 -- Tobi
  Fixed default start time in rrd_create. 
  Start time of new rrds was set to 1970.01.01 causing VERY long update times
  for the initial update ... 

= 1.0.2 1999/07/28 -- tobi oetiker <tobi@caida.org>

- 1999/07/28 -- Tobi
  Added configure checks for reallocs ability to deal with NULL pointers
  this helps compiling on SunOS

- 1999/07/28 -- Tobi
  Added check for memmove availablility. Replace with bcopy if necessary.

+ 1999/07/28 -- Tobi
  Added better IEEE tests ...

+ 1999/07/28 -- Tobi
  Added Dynamic stack allocation to RPN in CDEF

+ 1999/07/27 -- Tobi & Tobias Weingartner <weingart@cs.ualberta.ca>
  Added DUP, POP and EXC operator for CDEF.

+ 1999/07/27 -- Sasha Mikheev <sasha@aldan.netvision.net.il>
  alternate grid and scaling functions for rrdgraph. Use --alt-y-grid and
  --alt-autoscale to activate.

- 1999/07/27 -- Tobi
  fixed about 1000 memmory leaks in rrdcg. Wonder it was working before ...

- 1999/07/26 -- Tamas Kovacshazy <khazy@mit.bme.hu>
  improved vc++ project files for rrdtool

- 1999/07/26 -- Tobi
  added ranlib to cgi png z and gd library ...

= 1.0.1 1999/07/23 -- tobi oetiker <tobi@caida.org>

- 1999/07/23 -- Tobi
  plugged memory leek in parsetime.c
- 1999/07/23 -- Tobi
  fixed serious error in data_reduce function. This was causing the graph to
  intermittently disappear. It was also displaying inaccurate values for
  spiky data, if this data had to be reduced due to the width of the image
  as compared to the resolution of the RRA data.  (does this fix the errors
  seen by cricket users ????)

+ 1999/07/22 -- Seth Lepzelter <slepzelt@cs.oberlin.edu>
  DEC needs -mieee to do proper IEEE math ... added configure test

+ 1999/07/22 -- Philippe.Simonet@swisscom.com
  vc++ project files for rrdtool

* 1999/07/19 -- Alex van den Bogaerdt <alex@ergens.op.Het.Net>
  rrd file icon contributed

- 1999/07/19 -- tobi oetiker <tobi@caida.org>
  added strcasecmp function into parsetime as this is not
  available on all systems.

= 1.0.0 1999/07/15 -- tobi oetiker <tobi@caida.org>
  Released first 'stable' version of RRDtool after almost
  18 Month of 'development'