Thanks a lot. This was very useful! Regards, Lisa
2012/8/1 Curtis Gedak <[email protected]> > Hi Lisa, > > Responses to questions follow in-line. > > > On 12-07-27 05:49 AM, Lisa Vitolo wrote: > >> I need to implement these two things: >> 1) knowing the minimum size a partition can be resized to (for when there >> is a filesystem and we don't want to destroy its data); >> > > The minimum size for a partition depends on the minimum size of the file > system. The minimum partition size can also be affected by the type of > alignment used. For example with modern disk drives, the size of a > cylinder is 255 heads * 63 sectors per track = 16,065 sectors. Please note > that cylinder alignment is used for legacy operating systems, such as DOS. > Newer operating systems and disk drives work well with, and often default > to MiB alignment. > > > 2) resizing a partition together with its filesystem, if resizing is >> supported for that particular filesystem. >> I've read that for resizing a filesystem I need to call directly the >> filesystem services as you don't support it anymore starting from libparted >> 3.0, and that's okay. >> > > The resizing capability for FAT16, FAT32, HFS, and HFS+ was re-introduced > in a separate library with parted 3.1.0. > > > For the second task, from what I heard libparted still provides >> ped_file_system_open and ped_file_system_get_resize_**constraint, but it >> seems I'm not able to access them in my code. I've included the headers >> parted.h and filesys.h, but I still receive an error from the compiler (not >> the linker) that it doesn't find them. My version of parted is 3.0-1. What >> am I missing? :) >> > > I suggest that you start your project using the latest version of > parted-3.1 (not 3.0-1). > http://lists.gnu.org/archive/**html/bug-parted/2012-03/**msg00001.html<http://lists.gnu.org/archive/html/bug-parted/2012-03/msg00001.html> > > For an example of how to link with the new libparted-fs-resize library, > you might look at the GParted source code. Specifically configure.in, > and src/Makefile.am. > http://gparted.org > > Regards, > Curtis Gedak > > > -- They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
