missing: move fs or mount related definitions to missing_fs.h

This also fixes errnous definition MS_REC -> MS_SLAVE.

src/basic/meson.build

@@ -99,6 +99,7 @@ basic_sources = files('''
         missing_fcntl.h
         missing_fib_rules.h
         missing_fou.h
+        missing_fs.h
         missing_if_bridge.h
         missing_if_link.h
         missing_if_tunnel.h

src/basic/missing.h

@@ -7,70 +7,11 @@
 #include <inttypes.h>
 #include <sys/syscall.h>
 
-#ifndef FS_NOCOW_FL
-#define FS_NOCOW_FL 0x00800000
-#endif
-
-#ifndef MS_MOVE
-#define MS_MOVE 8192
-#endif
-
-#ifndef MS_REC
-#define MS_REC 16384
-#endif
-
-#ifndef MS_PRIVATE
-#define MS_PRIVATE      (1<<18)
-#endif
-
-#ifndef MS_REC
-#define MS_REC          (1<<19)
-#endif
-
-#ifndef MS_SHARED
-#define MS_SHARED       (1<<20)
-#endif
-
-#ifndef MS_RELATIME
-#define MS_RELATIME     (1<<21)
-#endif
-
-#ifndef MS_KERNMOUNT
-#define MS_KERNMOUNT    (1<<22)
-#endif
-
-#ifndef MS_I_VERSION
-#define MS_I_VERSION    (1<<23)
-#endif
-
-#ifndef MS_STRICTATIME
-#define MS_STRICTATIME  (1<<24)
-#endif
-
-#ifndef MS_LAZYTIME
-#define MS_LAZYTIME     (1<<25)
-#endif
-
-#ifndef CIFS_MAGIC_NUMBER
-#  define CIFS_MAGIC_NUMBER 0xFF534D42
-#endif
-
-#ifndef RENAME_NOREPLACE
-#define RENAME_NOREPLACE (1 << 0)
-#endif
-
-#ifndef EXT4_IOC_RESIZE_FS
-#  define EXT4_IOC_RESIZE_FS              _IOW('f', 16, __u64)
-#endif
-
-#ifndef NS_GET_NSTYPE
-#define NS_GET_NSTYPE _IO(0xb7, 0x3)
-#endif
-
 #include "missing_audit.h"
 #include "missing_btrfs_tree.h"
 #include "missing_capability.h"
 #include "missing_fcntl.h"
+#include "missing_fs.h"
 #include "missing_input.h"
 #include "missing_magic.h"
 #include "missing_mman.h"

src/basic/missing_fs.h

@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+#pragma once
+
+/* linux/fs.h */
+#ifndef RENAME_NOREPLACE /* 0a7c3937a1f23f8cb5fc77ae01661e9968a51d0c (3.15) */
+#define RENAME_NOREPLACE (1 << 0)
+#endif
+
+/* linux/fs.h or sys/mount.h */
+#ifndef MS_MOVE
+#define MS_MOVE 8192
+#endif
+
+#ifndef MS_REC
+#define MS_REC 16384
+#endif
+
+#ifndef MS_PRIVATE
+#define MS_PRIVATE      (1<<18)
+#endif
+
+#ifndef MS_SLAVE
+#define MS_SLAVE        (1<<19)
+#endif
+
+#ifndef MS_SHARED
+#define MS_SHARED       (1<<20)
+#endif
+
+#ifndef MS_RELATIME
+#define MS_RELATIME     (1<<21)
+#endif
+
+#ifndef MS_KERNMOUNT
+#define MS_KERNMOUNT    (1<<22)
+#endif
+
+#ifndef MS_I_VERSION
+#define MS_I_VERSION    (1<<23)
+#endif
+
+#ifndef MS_STRICTATIME
+#define MS_STRICTATIME  (1<<24)
+#endif
+
+#ifndef MS_LAZYTIME
+#define MS_LAZYTIME     (1<<25)
+#endif
+
+/* Not exposed yet. Defined at fs/ext4/ext4.h */
+#ifndef EXT4_IOC_RESIZE_FS
+#define EXT4_IOC_RESIZE_FS _IOW('f', 16, __u64)
+#endif
+
+/* Not exposed yet. Defined at fs/cifs/cifsglob.h */
+#ifndef CIFS_MAGIC_NUMBER
+#define CIFS_MAGIC_NUMBER 0xFF534D42
+#endif
+
+/* linux/nsfs.h */
+#ifndef NS_GET_NSTYPE /* d95fa3c76a66b6d76b1e109ea505c55e66360f3c (4.11) */
+#define NS_GET_NSTYPE _IO(0xb7, 0x3)
+#endif

src/nspawn/nspawn.c

@@ -6,6 +6,7 @@
 #include <errno.h>
 #include <getopt.h>
 #include <grp.h>
+#include <linux/fs.h>
 #include <linux/loop.h>
 #include <pwd.h>
 #include <sched.h>
@@ -17,7 +18,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include <sys/file.h>
-#include <sys/mount.h>
 #include <sys/personality.h>
 #include <sys/prctl.h>
 #include <sys/types.h>