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Yann E. MORIN 3fc3c4ac99 support/graph-size: display human-readable size
Currently, we forcibly report sizes in multiple of Kilobytes. In some
big configurations, the sizes of the system as a whole, as well as that
of individual packages, may exceed megabytes, and when some artistic
assets get used, even the gigabyte may get exceed.

These big sizes are not easy to read when expressed in kilobytes.

Additionally, some very small packages might have sizes below the
kilobyte (and when we can specify the cut-off grouping size, they may
get reported), and thus the size displayed for those would be 0 kB.

Add a helper function that can format a floating-point size into a
string with all the appropriate formatting:

  - there are at least 3 meaningfull digits visible, i.e. we display
    "3.14" or "10.4" instead of just "3" or "10", but for big number we
    don't care about too many precision either, so we report "100" or
    "1000", not "100.42" or "1000.27";

  - the proper SI prefix is appended, if needed.

Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Cc: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
2019-08-26 22:15:35 +02:00
arch
board configs/stm32mp157_dk: new defconfig 2019-08-12 23:40:57 +02:00
boot boot/uboot: use proper spelling of "U-Boot" 2019-08-04 18:46:47 +02:00
configs configs/stm32mp157_dk: new defconfig 2019-08-12 23:40:57 +02:00
docs Update for 2019.08-rc1 2019-08-09 09:04:28 +02:00
fs
linux
package Revert "package/util-linux: build programs and libraries in separate packages" 2019-08-23 00:29:51 +02:00
support support/graph-size: display human-readable size 2019-08-26 22:15:35 +02:00
system
toolchain toolchain/wrapper: also dump args it was called with 2019-08-18 00:19:57 +02:00
utils utils/genrandconfig: only do reproducible builds with diffoscope 2019-08-07 16:34:44 +02:00
.defconfig
.flake8
.gitignore
.gitlab-ci.yml support/testing: new test for root password 2019-08-13 22:30:41 +02:00
.gitlab-ci.yml.in
CHANGES Update for 2019.08-rc1 2019-08-09 09:04:28 +02:00
Config.in
Config.in.legacy
COPYING
DEVELOPERS support/testing: new test for root password 2019-08-13 22:30:41 +02:00
Makefile Update for 2019.08-rc1 2019-08-09 09:04:28 +02:00
Makefile.legacy
README

Buildroot is a simple, efficient and easy-to-use tool to generate embedded
Linux systems through cross-compilation.

The documentation can be found in docs/manual. You can generate a text
document with 'make manual-text' and read output/docs/manual/manual.text.
Online documentation can be found at http://buildroot.org/docs.html

To build and use the buildroot stuff, do the following:

1) run 'make menuconfig'
2) select the target architecture and the packages you wish to compile
3) run 'make'
4) wait while it compiles
5) find the kernel, bootloader, root filesystem, etc. in output/images

You do not need to be root to build or run buildroot.  Have fun!

Buildroot comes with a basic configuration for a number of boards. Run
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