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From b0933e76c6f0594c10cf8a9a70b34e15b68066d1 Mon Sep 17 00:00:00 2001
From: Rudi Heitbaum <rudi@heitbaum.com>
Date: Sat, 23 Jul 2022 10:38:49 +0000
Subject: [PATCH] glibc: Remove #include <linux/fs.h> to resolve fsconfig_command/mount_attr conflict with glibc 2.36
Upstream-Status: Backport [https://github.com/systemd/systemd/pull/23992/commits/21c03ad5e9d8d0350e30dae92a5e15da318a1539]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
meson.build | 13 ++++++++++++-
src/basic/fd-util.c | 2 ++
src/core/namespace.c | 2 ++
src/shared/mount-util.c | 2 ++
4 files changed, 18 insertions(+), 1 deletion(-)
diff --git a/meson.build b/meson.build
index 9c170acc0a..a2e4d5054e 100644
--- a/meson.build
+++ b/meson.build
@@ -481,7 +481,6 @@ decl_headers = '''
#include <uchar.h>
#include <sys/mount.h>
#include <sys/stat.h>
-#include <linux/fs.h>
'''
foreach decl : ['char16_t',
@@ -493,6 +492,17 @@ foreach decl : ['char16_t',
# We get -1 if the size cannot be determined
have = cc.sizeof(decl, prefix : decl_headers, args : '-D_GNU_SOURCE') > 0
+ if decl == 'struct mount_attr'
+ if have
+ want_linux_fs_h = false
+ else
+ have = cc.sizeof(decl,
+ prefix : decl_headers + '#include <linux/fs.h>',
+ args : '-D_GNU_SOURCE') > 0
+ want_linux_fs_h = have
+ endif
+ endif
+
if decl == 'struct statx'
if have
want_linux_stat_h = false
@@ -508,6 +518,7 @@ foreach decl : ['char16_t',
endforeach
conf.set10('WANT_LINUX_STAT_H', want_linux_stat_h)
+conf.set10('WANT_LINUX_FS_H', want_linux_fs_h)
foreach ident : ['secure_getenv', '__secure_getenv']
conf.set10('HAVE_' + ident.to_upper(), cc.has_function(ident))
diff --git a/src/basic/fd-util.c b/src/basic/fd-util.c
index 6c1de92a26..00591d6c2d 100644
--- a/src/basic/fd-util.c
+++ b/src/basic/fd-util.c
@@ -3,7 +3,9 @@
#include <errno.h>
#include <fcntl.h>
#include <linux/btrfs.h>
+#if WANT_LINUX_FS_H
#include <linux/fs.h>
+#endif
#include <linux/magic.h>
#include <sys/ioctl.h>
#include <sys/resource.h>
diff --git a/src/core/namespace.c b/src/core/namespace.c
index 3256871803..2eafe43290 100644
--- a/src/core/namespace.c
+++ b/src/core/namespace.c
@@ -7,7 +7,9 @@
#include <sys/file.h>
#include <sys/mount.h>
#include <unistd.h>
+#if WANT_LINUX_FS_H
#include <linux/fs.h>
+#endif
#include "alloc-util.h"
#include "base-filesystem.h"
diff --git a/src/shared/mount-util.c b/src/shared/mount-util.c
index e76e4a0b38..0c8dec7688 100644
--- a/src/shared/mount-util.c
+++ b/src/shared/mount-util.c
@@ -7,7 +7,9 @@
#include <sys/statvfs.h>
#include <unistd.h>
#include <linux/loop.h>
+#if WANT_LINUX_FS_H
#include <linux/fs.h>
+#endif
#include "alloc-util.h"
#include "chase-symlinks.h"
--
2.25.1
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