On 9/1/05, Razvan Adrian Bogdan <[EMAIL PROTECTED]> wrote: > On 9/1/05, Bogusław Brandys <[EMAIL PROTECTED]> wrote: > > Tony Maro wrote: > > > Andrew Haines wrote: > > > > > >> Tony Maro wrote: > > >> > > >>> > > >>> I'm in the middle of rewriting it to be more more flexible. So it > > >>> will soon be something that anyone can use, not just the guy who > > >>> wrote it ;-) > > >>> > > >>> I'm looking to possibly make it compatible with innosetup .iss files > > >>> on a VERY basic level, so that it can be built on later to be more > > >>> in-depth. > > >>> > > >>> I've developed an object system for the files that will be packaged > > >>> that includes a header and file management system. The same unit can > > >>> be used for both the packer and the extractor, and it will > > >>> conditionally drop out all the code that isn't needed in the > > >>> extractor. I'm considering NOT having built-in gzip support, but > > >>> instead using exepak to compress the entire installer image once > > >>> created. That should help reduce the footprint even more without > > >>> requiring a working gunzip on the end-user's computer. > > >>> > > >> I've been working on a TZlibArchiveReader and TZlibArchiveWriter > > >> recently that uses paszlib so there are no external requirements. If > > >> you'd like to use it I'd be happy to email it to you. > > > > > > > > > Sounds interesting. I've used the gzio unit in FPC, but I've run into > > > issues with the ansistring causing crashes after the application hits a > > > certain size (about 2.5 MB stripped.) In my own build I changed gzio to > > > use pascal strings (I could see no reason for ansistrings when passing > > > the filename) and the crashing stopped. Unfortunately it only happens > > > in a commercial app I'm developing, so I couldn't contribute the sources > > > for other people to test. It has left me shy of using gzio / paszlib > > > though. > > > > > > Can your components decompress directly in a memorystream, or from a > > > memorystream to a filestream with ease? What the installer does is it > > > rips the embedded file out of the install image into a memorystream, > > > which then gets saved to disk during extraction. > > > > > > -Tony > > > > > > _________________________________________________________________ > > > > LZMA compression http://www.7-zip.org/sdk.html could be very efficient > > as it's multiplatform.However I don't know if any Delphi/FPC code exists > > for this. > > > > > > Regards > > Boguslaw Brandys > > Hmm, isn't InnoSetup using it ? > > Razvan >
Seems google finds something, i didn't think of looking before, this would be great. http://www.google.ro/search?hl=ro&q=lzma+delphi&btnG=C%C4%83utare+Google&meta= Razvan _________________________________________________________________ To unsubscribe: mail [EMAIL PROTECTED] with "unsubscribe" as the Subject archives at http://www.lazarus.freepascal.org/mailarchives
