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Thomas De Schampheleire da32b49f00 instrumentation: extend packages-file-list.txt with symlinks and directories
Using the package instrumentation hooks, a file packages-file-list.txt is
created containing the list of files installed by a package with their size.

Due to the use of 'find -type f', symbolic links to files are not included
in this file list. Since the original purpose of this file was to calculate
the total size of a package and symbolic links have file size 0, this was
not a problem.

However, if packages-file-list.txt is reused for other purposes, for example
to get a complete list of files installed by a package regardless of size,
symbolic links to files are important too.

Likewise, to get a complete view of what a package installs, directories
should be included too.

Update the instrumentation hook accordingly.
Although for files an md5sum is taken, we cannot do this for directories.
Instead, mimic the output of md5sum with a fake hash string.

Note: for directories that are used by several packages, e.g. /etc/init.d/,
the package that created the directory will be treated as the 'owner' of
that directory.  This gives a somewhat distorted view of ownership.
Similarly, the package size reported by 'make graph-size' (based on
packages-file-list.txt) will include the 'size' of a directory for that
owner, which is reported as e.g. 4096 bytes.

Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
2017-08-03 00:16:41 +02:00
arch arch/arm: add big.LITTLE cpu variants 2017-07-22 23:29:24 +02:00
board imx6q-sabresd: Add a qt5 defconfig variant 2017-08-03 00:16:41 +02:00
boot uboot: bump to version 2017.07 2017-07-21 22:43:36 +02:00
configs imx6q-sabresd: Add a qt5 defconfig variant 2017-08-03 00:16:41 +02:00
docs Update for 2017.08-rc1 2017-08-02 23:00:13 +02:00
fs fs: add pre- and post-command hooks 2017-08-02 20:58:27 +02:00
linux linux: bump default to version 4.12.4 2017-07-29 15:38:16 +02:00
package instrumentation: extend packages-file-list.txt with symlinks and directories 2017-08-03 00:16:41 +02:00
support support/testing: add runtime testing for read-only systemd 2017-08-02 21:00:44 +02:00
system system: make systemd work on a read-only rootfs 2017-08-02 20:59:27 +02:00
toolchain arch/arm: add big.LITTLE cpu variants 2017-07-22 23:29:24 +02:00
utils utils/readme.txt: add documentation of genrandconfig 2017-07-29 15:41:09 +02:00
.defconfig arch: remove support for sh64 2016-09-08 22:15:15 +02:00
.gitignore update gitignore 2013-05-04 12:41:55 +02:00
.gitlab-ci.yml imx6q-sabresd: Add a qt5 defconfig variant 2017-08-03 00:16:41 +02:00
.gitlab-ci.yml.in .gitlab-ci.yml: save rootfs as artifact for runtime tests 2017-07-31 21:23:25 +02:00
CHANGES CHANGES: final update before 2017.08-rc1 2017-08-02 22:49:54 +02:00
Config.in Config.in: add BR2_HOST_GCC_AT_LEAST_7 2017-07-05 16:20:27 +02:00
Config.in.legacy binutils: remove support for 2.26 2017-08-01 23:38:05 +02:00
COPYING COPYING: add exception about patch licensing 2016-02-26 19:50:13 +01:00
DEVELOPERS imx6q-sabresd: Add a qt5 defconfig variant 2017-08-03 00:16:41 +02:00
Makefile Update for 2017.08-rc1 2017-08-02 23:00:13 +02:00
Makefile.legacy Remove BR2_DEPRECATED 2016-10-15 23:14:45 +02:00
README README: add reference to submitting-patches 2016-02-01 19:16:08 +01:00

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
'make list-defconfigs' to view the list of provided configurations.

Please feed suggestions, bug reports, insults, and bribes back to the
buildroot mailing list: buildroot@buildroot.org
You can also find us on #buildroot on Freenode IRC.

If you would like to contribute patches, please read
https://buildroot.org/manual.html#submitting-patches