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UPX
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CookieRevised
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RE: UPX
quote:
Originally posted by Plamdi
I noticed Plus! goes all whacky and doesn't fully work correctly when msnmsgr.exe is compressed with upx
This is not a bug in Messenger Plus!......

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Do NOT compress exe files if you are not familiar with all the problems that might occur and if you do not know what is actually done or what compressing exe files exactly works.

Compressing a program is not strait forward and you are warned of that clearly before you use program compressers like UPX (that is, if you use official version rather than trial stuff)...

There is a reason why programs like UPX warn you about such stuff and there is a reason why UPX has many options.

Not all programs work correctly when they are compressed (even if you don't notice anything different at first sight!!!!!).

quote:
Originally posted by Plamdi
(that's how upx works).
That's totally wrong.

UPX compresses the physical file, it does not compress the stuff in memory

Compressing programs do not make them use less memory!
On the contrary, compressed programs need more memory. This is even more aparant when the program is started multiple times (so called "polygamy" in case of Messenger). This has to do with the fact that compressed programs have a different memory model than when they are not compressed...

In short: do not compress msn messenger.


quote:
Originally posted by segosa
What? No.. UPX packs the exe which makes it take up less disk space. When executed it unpacks itself in memory and uses exactly the same amount of RAM as the unpacked version of the file would.
It even uses more memory in fact...

Can't explain it very well, so I'm not going to attempt it (other than the crap explanations above) but it sure is a fact.

This post was edited on 04-06-2006 at 12:39 PM by CookieRevised.
.-= A 'frrrrrrrituurrr' for Wacky =-.
04-06-2006 12:32 PM
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Messages In This Thread
UPX - by Plamdi on 04-06-2006 at 11:35 AM
RE: UPX - by segosa on 04-06-2006 at 12:14 PM
RE: UPX - by CookieRevised on 04-06-2006 at 12:32 PM
RE: RE: UPX - by segosa on 04-06-2006 at 12:44 PM
RE: UPX - by CookieRevised on 04-06-2006 at 12:49 PM


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