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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2023-12-08 16:45:14 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska@appnovation.com> | 2023-12-08 16:45:14 +0000 |
| commit | c152fe514655a94d45b200e5801d4178ebf6bf1c (patch) | |
| tree | d232e1fab0a346e13e67e94452bc4e58c1febaa3 /doc/DEPENDENCIES-BUILD.md | |
| parent | 0a561c2947dda6222153bb8f32d35cff93eaf5af (diff) | |
| download | lh-bootstrap-c152fe514655a94d45b200e5801d4178ebf6bf1c.tar.xz | |
Fix some inaccuracies in the doc (thanks Firas)
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'doc/DEPENDENCIES-BUILD.md')
| -rw-r--r-- | doc/DEPENDENCIES-BUILD.md | 26 |
1 files changed, 2 insertions, 24 deletions
diff --git a/doc/DEPENDENCIES-BUILD.md b/doc/DEPENDENCIES-BUILD.md index e1d97de..1c4f302 100644 --- a/doc/DEPENDENCIES-BUILD.md +++ b/doc/DEPENDENCIES-BUILD.md @@ -110,28 +110,6 @@ slightly deviating from the standard (looking at you, Ubuntu); using our own tools is insurance against that. -### util-linux - -Makefile directory: sub/util-linux - - To make the qemu image, we need losetup -P, to set up a loopback -mount that supports partitions. But the -P option to losetup only -appear in latest versions of util-linux, and not all distributions -ship a recent enough version. (Looking at you, Ubuntu and Debian -stable.) - So we download and build util-linux. Except the util-linux -build system is a bloated plate of noodles, that can have a lot -of dependencies - in particular a dependency to ncurses, and we -DO NOT want to build ncurses if it can be avoided. Fortunately, -none of the tools we need require ncurses. So we end up building -those individual binaries from util-linux and avoid pulling in -the kitchen sink. - Currently, the binaries we build are: losetup, fdisk, mkswap, -mount, umount. This list can change as the package evolves; the -current list is described in the UTLX_PROGLIST variable definition -in the sub/util-linux/Makefile file. - - ### xz-utils Makefile directory: sub/xz @@ -152,8 +130,8 @@ Makefile directory: sub/kmod practicality. Modules are compressed, to save storage space. Traditionally, there are compressed with gzip (and have extension `.ko.gz`), but xz is generally a better compressor than gzip: -it decompresses faster and the compressed data is smaller. So -we use xz to compress the modules (extension `.ko.xz`). On the +the compressed data is smaller. +So we use xz to compress the modules (extension `.ko.xz`). On the HOST, we load the modules with busybox modprobe, which supports both extensions. So far, so good. |