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Julien Olivain 2f54c2a841 security hardening: add support for glibc _FORTIFY_SOURCE=3
A new _FORTIFY_SOURCE=3 level was introduced in glibc, in commit:
https://sourceware.org/git/?p=glibc.git;a=commit;h=c43c5796121bc5bcc0867f02e5536874aa8196c1

This commit was first included glibc 2.33. At that time, it was only
supported by llvm/clang 9, and not by any released gcc version.

To support _FORTIFY_SOURCE=3, the needed gcc features were introduced
in version 12. The gcc 12 support was added in glibc commit:
https://sourceware.org/git/?p=glibc.git;a=commit;h=86bf0feb0e3ec8e37872f72499d6ae33406561d7
This commit was first included in glibc 2.35.

Buildroot updated to glibc 2.35 in commit:
https://git.buildroot.org/buildroot/commit/?id=68d0aede597d32816c5b2ff32de0ce33cc14eb93

Buildroot introduced gcc 12 support in commit:
https://git.buildroot.org/buildroot/commit/?id=0f1ad4fc93286adaba852c99d6e1c2565b5c4258

Support for _FORTIFY_SOURCE=3 can now be added.

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2022-12-31 18:41:58 +01:00
arch arch/arch.mk.xtensa: relax check on overlay file to apply only to internal toolchains 2022-11-13 22:32:31 +01:00
board board/freescale/imx6ulevk/readme.txt: update broken url 2022-12-31 17:17:12 +01:00
boot boot/sun20i-d1-spl: drop package 2022-12-13 21:20:53 +01:00
configs configs/ls1028ardb: update codeaurora URLs to github 2022-12-31 17:23:36 +01:00
docs docs/website: update for 2022.02.8 2022-12-10 20:59:24 +01:00
fs fs/ext2: generate Y2K38-resilient filesystems 2022-12-14 20:29:11 +01:00
linux {linux, linux-headers}: 5.{4, 10, 15}.x / 6.{0, 1}.x series 2022-12-22 08:39:31 +01:00
package security hardening: add support for glibc _FORTIFY_SOURCE=3 2022-12-31 18:41:58 +01:00
support support/testing: add test for python-munch 2022-12-29 10:38:11 +01:00
system system: add options for /var factory and tmpfiles pre-seed 2022-12-22 11:07:59 +01:00
toolchain {toolchain, linux-headers}: add support for 6.1 headers 2022-12-18 14:56:37 +01:00
utils utils/scancpan: bump required perl version 2022-12-20 17:22:27 +01:00
.clang-format .clang-format: initial import from Linux 5.15.6 2022-01-01 15:01:13 +01:00
.defconfig
.flake8
.gitignore
.gitlab-ci.yml utils/checkpackagelib/lib_sysv: run shellcheck 2022-02-06 18:27:03 +01:00
.shellcheckrc utils/check-package: improve shellcheck reproducibility 2022-07-25 23:52:47 +02:00
CHANGES Update for 2022.02.8 2022-12-10 20:57:31 +01:00
Config.in security hardening: add support for glibc _FORTIFY_SOURCE=3 2022-12-31 18:41:58 +01:00
Config.in.legacy package/qemu: refactor target emulator selection 2022-12-29 22:34:52 +01:00
COPYING
DEVELOPERS support/testing: add test for python-munch 2022-12-29 10:38:11 +01:00
Makefile Merge branch 'next' 2022-12-05 10:01:26 +01:00
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
'make list-defconfigs' to view the list of provided configurations.

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