to make it clear: i need to compare two directory trees - old and new, both holds files, binaries, special files, symbolic and hard links. and create a patch file
than, on another system which has a copy of the old dir tree (and possible some modifications), i need to patch it to make it a 'new' what i would like to have is somthing like rsync, which can create a diff file ... On Thu, Jul 10, 2014 at 10:39 AM, Rabin Yasharzadehe <ra...@rabin.io> wrote: > I was just about to write the same suggesting, > on my current Android ROM (OmniROM) i have update system called OpenDelta > which use xdelta to create the the update images. > > you can look at the code in github - > https://github.com/omnirom/android_packages_apps_OpenDelta > > -- > Rabin > > > On Thu, Jul 10, 2014 at 10:34 AM, shimi <linux...@shimi.net> wrote: >> >> On Thu, Jul 10, 2014 at 9:08 AM, Erez D <erez0...@gmail.com> wrote: >>> >>> hello >>> >>> >>> i am dealing with rootfs images i install on embedded linux >>> >>> from time to time i update the rootfs - add some file, remove other, >>> update others, mknod etc ... >>> >>> currently, when i do this, i need to reinstall the image >>> >>> i am looking to create a patch, i can patch an old rootfs to update it >>> >>> however, diff does not handle create file, remove file, special files >>> and binary files very well >>> >>> i am looking for a tool that can do that. >>> >>> anyone ? >>> >>> >> >> If modifying an _image_ is your purpose, and you want to avoid >> distributing the whole image, and you can do that 'offline' (i.e. you have >> two partitions, one active, second for upgrade and boot from - so you don't >> touch a system with a mounted filesystem), and you have your way to manage >> this versioning (i.e. you know for a fact what the previous image blob is, >> so what you need is really the blocks that changed from it) - maybe take a >> look at http://xdelta.org/ >> >> -- Shimi >> >> >> _______________________________________________ >> Linux-il mailing list >> Linux-il@cs.huji.ac.il >> http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >> > _______________________________________________ Linux-il mailing list Linux-il@cs.huji.ac.il http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il
