Re: [PATCH v3] systemd: fix remaining issues with statx and glibc 2.28+

[Ruslan Bilovol <rbilovol@cisco.com>]

Hi Chen,

Will you pick up this fix? Still don't see it in the master-next

Thanks,
Ruslan

On 12/22/18 1:48 AM, Khem Raj wrote:
> On Fri, Dec 21, 2018 at 11:45 AM Ruslan Bilovol <rbilovol@cisco.com> wrote:
>>
>> Commit 776d14db9589 "systemd: Detect if statx struct is
>> defined in sys/stat.h" did only a part of work, and systemd
>> build fails on src/basic/chattr-util.c compilation due to
>> same statx redefinition issue.
>> Backport additional patch from systemd master
>>
> 
> 
> LGTM
> 
>> Signed-off-by: Ruslan Bilovol <rbilovol@cisco.com>
>> ---
>>
>> v3: rebased to recent OE master (again)
>>
>> v2: rebased to recent OE master, added signoff
>>
>>   ...-linux-stat.h-check-with-other-checks-and.patch | 78 ++++++++++++++++++++++
>>   meta/recipes-core/systemd/systemd_239.bb           |  1 +
>>   2 files changed, 79 insertions(+)
>>   create mode 100644 meta/recipes-core/systemd/systemd/0001-meson-unify-linux-stat.h-check-with-other-checks-and.patch
>>
>> diff --git a/meta/recipes-core/systemd/systemd/0001-meson-unify-linux-stat.h-check-with-other-checks-and.patch b/meta/recipes-core/systemd/systemd/0001-meson-unify-linux-stat.h-check-with-other-checks-and.patch
>> new file mode 100644
>> index 0000000..0db7fce
>> --- /dev/null
>> +++ b/meta/recipes-core/systemd/systemd/0001-meson-unify-linux-stat.h-check-with-other-checks-and.patch
>> @@ -0,0 +1,78 @@
>> +From 9c869d08d82c73f62ab3527567858ce4b0cf1257 Mon Sep 17 00:00:00 2001
>> +From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
>> +Date: Wed, 18 Jul 2018 17:26:17 +0200
>> +Subject: [PATCH] meson: unify linux/stat.h check with other checks and use
>> + _GNU_SOURCE
>> +
>> +Using _GNU_SOURCE is better because that's how we include the headers in the
>> +actual build, and some headers define different stuff when it is defined.
>> +sys/stat.h for example defines 'struct statx' conditionally.
>> +
>> +Upstream-Status: Backport
>> +
>> +Signed-off-by: Ruslan Bilovol <rbilovol@cisco.com>
>> +---
>> + meson.build         | 20 ++++++++++++++------
>> + src/basic/missing.h |  2 +-
>> + 2 files changed, 15 insertions(+), 7 deletions(-)
>> +
>> +diff --git a/meson.build b/meson.build
>> +index 68423bd..99035d2 100644
>> +--- a/meson.build
>> ++++ b/meson.build
>> +@@ -421,11 +421,9 @@ decl_headers = '''
>> + #include <uchar.h>
>> + #include <linux/ethtool.h>
>> + #include <linux/fib_rules.h>
>> +-#include <linux/stat.h>
>> + #include <sys/stat.h>
>> + '''
>> + # FIXME: key_serial_t is only defined in keyutils.h, this is bound to fail
>> +-# FIXME: these should use -D_GNU_SOURCE, since that is defined at build time
>> +
>> + foreach decl : ['char16_t',
>> +                 'char32_t',
>> +@@ -436,13 +434,23 @@ foreach decl : ['char16_t',
>> +                ]
>> +
>> +         # We get -1 if the size cannot be determined
>> +-        have = cc.sizeof(decl, prefix : decl_headers) > 0
>> ++        have = cc.sizeof(decl, prefix : decl_headers, args : '-D_GNU_SOURCE') > 0
>> ++
>> ++        if decl == 'struct statx'
>> ++                if have
>> ++                        want_linux_stat_h = false
>> ++                else
>> ++                        have = cc.sizeof(decl,
>> ++                                         prefix : decl_headers + '#include <linux/stat.h>',
>> ++                                         args : '-D_GNU_SOURCE') > 0
>> ++                        want_linux_stat_h = have
>> ++                endif
>> ++        endif
>> ++
>> +         conf.set10('HAVE_' + decl.underscorify().to_upper(), have)
>> + endforeach
>> +
>> +-conf.set10('HAVE_STRUCT_STATX_IN_SYS_STAT_H', cc.sizeof('struct statx', prefix : '''
>> +-#include <sys/stat.h>
>> +-''', args : '-D_GNU_SOURCE') > 0)
>> ++conf.set10('WANT_LINUX_STAT_H', want_linux_stat_h)
>> +
>> + foreach decl : [['IFLA_INET6_ADDR_GEN_MODE',         'linux/if_link.h'],
>> +                 ['IN6_ADDR_GEN_MODE_STABLE_PRIVACY', 'linux/if_link.h'],
>> +diff --git a/src/basic/missing.h b/src/basic/missing.h
>> +index 14ad3d4..9044683 100644
>> +--- a/src/basic/missing.h
>> ++++ b/src/basic/missing.h
>> +@@ -24,7 +24,7 @@
>> + #include <uchar.h>
>> + #include <unistd.h>
>> +
>> +-#if !HAVE_STRUCT_STATX_IN_SYS_STAT_H
>> ++#if WANT_LINUX_STAT_H
>> + #include <linux/stat.h>
>> + #endif
>> +
>> +--
>> +1.9.1
>> +
>> diff --git a/meta/recipes-core/systemd/systemd_239.bb b/meta/recipes-core/systemd/systemd_239.bb
>> index 03acce2..91a026d 100644
>> --- a/meta/recipes-core/systemd/systemd_239.bb
>> +++ b/meta/recipes-core/systemd/systemd_239.bb
>> @@ -37,6 +37,7 @@ SRC_URI += "file://touchscreen.rules \
>>              file://0001-timesync-changes-type-of-drift_freq-to-int64_t.patch \
>>              file://0001-sysctl-Don-t-pass-null-directive-argument-to-s.patch \
>>              file://0002-core-Fix-use-after-free-case-in-load_from_path.patch \
>> +           file://0001-meson-unify-linux-stat.h-check-with-other-checks-and.patch \
>>              "
>>
>>   # patches made for musl are only applied on TCLIBC is musl
>> --
>> 1.9.1
>>