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README
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1993-03-23
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=======================================================================
HPcalc for OS/2 2.0
-----------------------------------------------------------------------
version 0.7 beta
Copyright (c) Les Chan, 1993
=======================================================================
Description
===========
This program is an RPN calculator with a layout similar to that of
the HP 41c. HPcalc is meant to be a simple calculator and does not
have programmability unlike the real calculator. Thus the all the functions
which pertain to programming are absent. The keyboard and mouse may be
used to operate it.
In this version, start up default startup are degree mode and engineering 4.
Keyboard shortcuts
==================
HPcalc is not case sensitive.
p - pi
q - square root
g - LOG
n - LN
s - SIN
c - COS
t - TAN
o - STO
r - RCL
h - CHS
e - EEX
l - lastx
v - 1/x
a - angle mode
Down arrow - Roll down
Shift-Insert - paste
Shift-Delete - copy
Enter - enter
Backspace - backspace
Ctrl - shift
- - minus
+ - plus
* - multiply
/ - divide
% - %
Installation
============
This version of HPcalc is compiled with the emx/gcc and thus requires
the emx.dll. Copy this dll to some directory listed in your LIBPATH,
if you do not already have a copy emx.dll there.
The files in the objs subdirectory are only necessary if you want to
relink this program with newer gnu libraries. They are provided
as required by the FSF libraries license.
Contents of Archive
===================
HPcalc.exe The executable
emx.dll Version 0.8f
readme This file
COPYING.LIB FSF libraries copyright
COPYING.EMX emx copyright
objs/HPcalc.o
objs/HPcalc.res
objs/interface.o
Verification information:
VALIDATE 0.5 for OS/2 Copyright 1988-92 by McAfee Associates. (408) 988-3832
File Name: hpcalc.exe
Size: 63,161
Date: 3-22-1993
File Authentication:
Check Method 1 - 53E9
Check Method 2 - 1639
Licensing
=========
This program is Provided free of charge.
Modifications of the work for the customer's own use and reverse
engineering for debugging such modifications are allowed.
Although this program is free, donations are welcome and should
speed up bug fixes and addition of features by enabling purchase of
better tools and documentation. They can be sent to the author at:
Les Chan
1606-2935 Richmond Road
Ottawa, ON, Canada
K2B 8C9
If you send a donation and have a email address, I will
notify you of new versions as they become available.
Bug reports and suggestions are welcome regardless.
email: chan@holo.ps.iit.nrc.ca
NO WARRANTY
===========
BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY
FOR THE PROGRAM, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN
OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES
PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED
OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS
TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU. SHOULD THE
PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING,
REPAIR OR CORRECTION.
IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR
REDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES,
INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING
OUT OF THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED
TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY
YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER
PROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES.
Know bugs
=========
- The display uses proportional instead of a fixed font
- Shift key button display is not yellow.
- Disappearing underscore (OS/2 bug ?) on some keys
know to happen on the TAN and COS so far
- Under xfeel, keystrokes doubled up unless HPcalc is on top
Planned features for future versions
====================================
Listed in no specific order of priorities
- Constant memory operation
- Add functions not on keyboard - summation functions, factorial, etc.
? using popup menu with mouse button 2
? dialog box after pushing XEQ button
- Show complete stack x,y,z,t
- Hexadecimal <-> Octal <-> Decimal modes
Additional Copyright Notices
============================
This program is linked with GNU libraries and the full copyright text
is included in the COPYING.LIB.
This program requires emx.dll to run and the copyright for this
dll is in COPYING.EMX.
History
=======
Version 0.7 1993 March
-Initial beta release