Richard W.M. Jones
2021-Mar-26 16:19 UTC
[Libguestfs] question about guestfs_add_drive_opts_blocksize
On Fri, Mar 26, 2021 at 09:57:47AM -0600, Stefan Fiala wrote:> I want to do some work with 4K blocksize devices (real and virtual). I found > examples/create_disk.c > then found it didn't contain the blocksize option. I have Ubuntu 20.04 > guestfish version 1.40.2. I investigated and found a recent checkin 1.45.2 that > adds this option.Do you mean this one? commit 94843f155aa72d75d693a96f7b11ceb7558837f0 Author: Nikolay Ivanets Date: Tue Feb 11 16:12:24 2020 +0200 lib: add support for disks with 4096 bytes sector size> I then rebuilt libguestfs from scratch using tag V1.45.2. > I noted the warning not to "make install" it and stopped. > > I don't see how to build create_disk.c against a libguesfs.a version 1.45.2. > The faq/etc talk about running a self-compiled program using ./run but not how > to make such a program with a different version.You can just do something like: gcc create_disk.c -L lib/.libs -lguestfs -o create_disk ./run ./create_disk Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-top is 'top' for virtual machines. Tiny program with many powerful monitoring features, net stats, disk stats, logging, etc. http://people.redhat.com/~rjones/virt-top