[comp.sys.apple] LIST file viewing utility problems?

2014_5001@uwovax.uwo.ca (08/17/89)

I downloaded LIST, toted as a nifty P8 file viewing program.  It seemed to
successfully unpack, and even starts up on my Apple //e (on hard disk). 
However, after putting up its title screen with a small window in the middle
(which said something about pressing R to reread disk, etc.) it crashed into
the monitor, leaving me with this tiny little window, but no chance to list
any files.  The docs look like its a neat program, so I'd like to get it to
work.  I have P8 v1.4.  Is there something obvious I'm doing wrong (or not so
obvious)???    Can anyone help??   Please E-mail any replies.

-- 
Alexander Pruss, at one of: Department of Applied Mathematics, Astronomy,
Mathematics, or Physics                     University of Western Ontario 
pruss@uwovax.uwo.ca         pruss@uwovax.BITNET          A5001@nve.uwo.ca 

bobl@pro-graphics.cts.com (System Administrator) (08/26/89)

Network Comment: to #1828 by mailrus!jarvis.csri.toronto.edu!utgpu!watmath!julian!uwovax!2014_5001@tut.cis.ohio-state.edu

I've found that if you have a directory larger than 250 files, LIST will crash
into the monitor.  I'm not sure that this is your problem, however, it IS a
problem with LIST.

-- Bob
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stowekeller@pro-carolina.cts.com (Stowe Keller) (09/01/89)

BobL@pro-graphics reports:
 
> I've found that if you have a directory larger than 250 files, 
> [ProDOS8] LIST will crash into the monitor.  I'm not sure that this 
> is your problem, however, it IS a problem with LIST.
 
     Why didn't you TELL me???  (Perhaps you were afraid I'd check my 
shareware registration list and not find your name on it...  8-)
 
     I honestly wasn't aware that LIST had this bug - at one time it 
would correctly trap an excessively long list of directory entries and 
give a warning to the user that only the first 167 entries (or 
whatever number would fit into the available memory) would be 
displayed.  If the user needed to view a file past the 168th entry, 
they would have to explicitly enter the full pathname.  I don't know 
why this error trap and warning stopped working and I will have to do 
some digging to find and fix this.  (I use LIST all the time, but none 
of my subdir's have more than about 100 entries, and it took me a 
while to set up that many entries in order to duplicate this problem.)
 
     I'm told that the spectacular crash which occurred for one 
particular user when LIST was launched was found to be due to the use 
of The Desktop Manager as a program selector.  I do not have access to 
TDM and consequently cannot do much right now to find nor fix the 
problem, other than to instruct people to avoid using TDM when 
launching LIST.  (Small consolation, of course.)
 
     I would like to inform everyone that I have been making some 
improvements to ProDOS8 LIST, one of which is the ability to correctly 
display AWP files generated by AWKs 3.0, which allows new printer 
commands etc.  Currently, LIST will display garbled text on AWKs 3.0 
AWP files which have these commands; however, LIST should not crash.  
Another important improvement is that I was able to find and fix the 
bug which some users experienced whereby LIST would incorrectly give a 
'$40 Bad Pathname' error when the user stopped viewing one file and 
went to list another.  (The problem was due to a memory conflict 
between the storage location for the pathname of the current file, and 
certain disk drivers, and only a very small percentage of users had 
hardware configurations which exhibited this problem.)
 
     I'm holding off on this release until I got some more changes 
incorporated.  So, please send in your bug reports, or better yet, 
send in those shareware checks.  (I know for a fact that there are 
alot more than ten people out there using LIST on a regular basis.)
 
                    Thanks!
                                   Stowe

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Stowe Keller                            Author of ProDOS8 LIST utility
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