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Michael Chang 3b68544cc7 jfs: Disable gcc9 -Waddress-of-packed-member
Disable the -Wadress-of-packaed-member diagnostic for the
grub_jfs_getent function since the result is found to be false postive.

The leaf is read into memory as continous chunks in size of 32 bytes and
the pointer to its base is aligned, which also guarentee its member
leaf->namepart is aligned.

[   60s] ../grub-core/fs/jfs.c: In function 'grub_jfs_getent':
[   60s] ../grub-core/fs/jfs.c:557:44: error: taking address of packed member of 'struct grub_jfs_leaf_dirent' may result in an unaligned pointer value [-Werror=address-of-packed-member]
[   60s]   557 |   le_to_cpu16_copy (filename + strpos, leaf->namepart, len < diro->data->namecomponentlen ? len
[   60s]       |                                        ~~~~^~~~~~~~~~
[   60s] ../grub-core/fs/jfs.c:570:48: error: taking address of packed member of 'struct grub_jfs_leaf_next_dirent' may result in an unaligned pointer value [-Werror=address-of-packed-member]
[   60s]   570 |  le_to_cpu16_copy (filename + strpos, next_leaf->namepart, len < 15 ? len : 15);
[   60s]       |                                       ~~~~~~~~~^~~~~~~~~~
[   60s] cc1: all warnings being treated as errors

Signed-off-by: Michael Chang <mchang@suse.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
2020-09-21 20:05:48 -04:00
asm-tests asm-tests/i386-pc: Check that movl is 5 bytes. 2016-09-28 20:31:04 +03:00
conf gnulib: Upgrade Gnulib and switch to bootstrap tool 2020-09-21 16:44:29 -04:00
docs docs/grub-dev: Change comments rules 2020-09-21 20:00:17 -04:00
grub-core jfs: Disable gcc9 -Waddress-of-packed-member 2020-09-21 20:05:48 -04:00
include x86/msr: Fix build with older GCC versions 2020-09-21 20:05:48 -04:00
po gnulib: Upgrade Gnulib and switch to bootstrap tool 2020-09-21 16:44:29 -04:00
tests syslinux: Fix syslinux_test in out-of-tree builds 2020-09-21 16:43:55 -04:00
themes/starfield Starfield theme. 2012-02-23 17:21:38 +01:00
unicode * unicode: Import Unicode 6.0 data. 2011-12-25 16:17:25 +01:00
util Change fs functions to add fs_ prefix 2020-09-21 20:05:48 -04:00
.gitignore gnulib: Upgrade Gnulib and switch to bootstrap tool 2020-09-21 16:44:29 -04:00
.travis.yml travis: Add Travis CI config file 2020-09-21 16:43:55 -04:00
AUTHORS 2005-09-03 Yoshinori K. Okuji <okuji@enbug.org> 2005-09-03 16:54:27 +00:00
BUGS * BUGS: New file. 2011-01-11 00:06:01 +01:00
COPYING 2007-07-22 Yoshinori K. Okuji <okuji@enbug.org> 2007-07-21 23:32:33 +00:00
ChangeLog-2015 Autogenerate ChangeLog from git changelog. 2015-01-24 17:29:50 +01:00
INSTALL gnulib: Upgrade Gnulib and switch to bootstrap tool 2020-09-21 16:44:29 -04:00
Makefile.am Makefile: Allow to set file systems modules for default_payload.elf 2020-09-21 16:44:29 -04:00
Makefile.util.def gnulib: Upgrade Gnulib and switch to bootstrap tool 2020-09-21 16:44:29 -04:00
NEWS NEWS updates 2016-11-22 20:51:54 +03:00
README README: Remove dead link to the wiki 2015-11-06 04:31:23 +01:00
THANKS 2009-12-11 Robert Millan <rmh.grub@aybabtu.com> 2009-12-11 22:44:47 +00:00
TODO TODO: Remove obsolete link 2016-02-12 17:51:52 +01:00
acinclude.m4 Fix -nopie/-nopie check. 2017-01-30 19:38:55 +01:00
autogen.sh POTFILES: Don't include gnulib in grub.pot 2020-09-21 19:37:19 -04:00
bootstrap gnulib: Upgrade Gnulib and switch to bootstrap tool 2020-09-21 16:44:29 -04:00
bootstrap.conf getroot: Save/restore CWD more reliably on Unix 2020-09-21 19:37:19 -04:00
config.h.in Remove libgcc dependency. 2015-03-03 20:50:37 +01:00
configure.ac Release 2.04~rc1 2020-09-21 20:05:48 -04:00
coreboot.cfg * coreboot.cfg: Add missing file. 2013-11-20 00:52:23 +01:00
geninit.sh automake commit without merge history 2010-05-06 11:34:04 +05:30
gentpl.py RISC-V: Add to build system 2020-09-21 16:43:54 -04:00
linguas.sh linguas: Don't skip ko.po. 2017-02-04 00:06:57 +01:00

README

This is GRUB 2, the second version of the GRand Unified Bootloader.
GRUB 2 is rewritten from scratch to make GNU GRUB cleaner, safer, more
robust, more powerful, and more portable.

See the file NEWS for a description of recent changes to GRUB 2.

See the file INSTALL for instructions on how to build and install the
GRUB 2 data and program files.

Please visit the official web page of GRUB 2, for more information.
The URL is <http://www.gnu.org/software/grub/grub.html>.

More extensive documentation is available in the Info manual,
accessible using 'info grub' after building and installing GRUB 2.

There are a number of important user-visible differences from the
first version of GRUB, now known as GRUB Legacy. For a summary, please
see:

  info grub Introduction 'Changes from GRUB Legacy'