missing: move btrfs related entries to missing_btrfs.h and missing_btrfs_tree.h

8 files changed, 135 insertions, 427 deletions

diff --git a/meson.build b/meson.build
index fe19dc63e8..1f44c0fe70 100644
--- a/meson.build
+++ b/meson.build
@@ -663,7 +663,7 @@ if not cc.has_header('sys/capability.h')
         error('POSIX caps headers not found')
 endif
 foreach header : ['crypt.h',
-                  'linux/btrfs.h',
+                  'linux/btrfs_tree.h',
                   'linux/fou.h',
                   'linux/memfd.h',
                   'linux/vm_sockets.h',
diff --git a/src/basic/btrfs-ctree.h b/src/basic/btrfs-ctree.h
deleted file mode 100644
index c5a4244e37..0000000000
--- a/src/basic/btrfs-ctree.h
+++ /dev/null
@@ -1,97 +0,0 @@
-#pragma once
-
-#include "macro.h"
-#include "missing.h"
-#include "sparse-endian.h"
-
-/* Stolen from btrfs' ctree.h */
-
-struct btrfs_timespec {
-        le64_t sec;
-        le32_t nsec;
-} _packed_;
-
-struct btrfs_disk_key {
-        le64_t objectid;
-        uint8_t type;
-        le64_t offset;
-} _packed_;
-
-struct btrfs_inode_item {
-        le64_t generation;
-        le64_t transid;
-        le64_t size;
-        le64_t nbytes;
-        le64_t block_group;
-        le32_t nlink;
-        le32_t uid;
-        le32_t gid;
-        le32_t mode;
-        le64_t rdev;
-        le64_t flags;
-        le64_t sequence;
-        le64_t reserved[4];
-        struct btrfs_timespec atime;
-        struct btrfs_timespec ctime;
-        struct btrfs_timespec mtime;
-        struct btrfs_timespec otime;
-} _packed_;
-
-struct btrfs_root_item {
-        struct btrfs_inode_item inode;
-        le64_t generation;
-        le64_t root_dirid;
-        le64_t bytenr;
-        le64_t byte_limit;
-        le64_t bytes_used;
-        le64_t last_snapshot;
-        le64_t flags;
-        le32_t refs;
-        struct btrfs_disk_key drop_progress;
-        uint8_t drop_level;
-        uint8_t level;
-        le64_t generation_v2;
-        uint8_t uuid[BTRFS_UUID_SIZE];
-        uint8_t parent_uuid[BTRFS_UUID_SIZE];
-        uint8_t received_uuid[BTRFS_UUID_SIZE];
-        le64_t ctransid;
-        le64_t otransid;
-        le64_t stransid;
-        le64_t rtransid;
-        struct btrfs_timespec ctime;
-        struct btrfs_timespec otime;
-        struct btrfs_timespec stime;
-        struct btrfs_timespec rtime;
-        le64_t reserved[8];
-} _packed_;
-
-#define BTRFS_ROOT_SUBVOL_RDONLY (1ULL << 0)
-
-struct btrfs_qgroup_info_item {
-        le64_t generation;
-        le64_t rfer;
-        le64_t rfer_cmpr;
-        le64_t excl;
-        le64_t excl_cmpr;
-} _packed_;
-
-#define BTRFS_QGROUP_LIMIT_MAX_RFER     (1ULL << 0)
-#define BTRFS_QGROUP_LIMIT_MAX_EXCL     (1ULL << 1)
-#define BTRFS_QGROUP_LIMIT_RSV_RFER     (1ULL << 2)
-#define BTRFS_QGROUP_LIMIT_RSV_EXCL     (1ULL << 3)
-#define BTRFS_QGROUP_LIMIT_RFER_CMPR    (1ULL << 4)
-#define BTRFS_QGROUP_LIMIT_EXCL_CMPR    (1ULL << 5)
-
-struct btrfs_qgroup_limit_item {
-        le64_t flags;
-        le64_t max_rfer;
-        le64_t max_excl;
-        le64_t rsv_rfer;
-        le64_t rsv_excl;
-} _packed_;
-
-struct btrfs_root_ref {
-        le64_t dirid;
-        le64_t sequence;
-        le16_t name_len;
-} _packed_;
diff --git a/src/basic/btrfs-util.c b/src/basic/btrfs-util.c
index cedce84e9c..d08e7546d0 100644
--- a/src/basic/btrfs-util.c
+++ b/src/basic/btrfs-util.c
@@ -15,13 +15,8 @@
 #include <sys/sysmacros.h>
 #include <unistd.h>
 
-#if HAVE_LINUX_BTRFS_H
-#include <linux/btrfs.h>
-#endif
-
 #include "alloc-util.h"
 #include "blockdev-util.h"
-#include "btrfs-ctree.h"
 #include "btrfs-util.h"
 #include "chattr-util.h"
 #include "copy.h"
diff --git a/src/basic/meson.build b/src/basic/meson.build
index c8ae09dfdb..96d6b6eb28 100644
--- a/src/basic/meson.build
+++ b/src/basic/meson.build
@@ -17,7 +17,6 @@ basic_sources = files('''
         audit-util.h
         blockdev-util.c
         blockdev-util.h
-        btrfs-ctree.h
         btrfs-util.c
         btrfs-util.h
         build.h
@@ -92,6 +91,8 @@ basic_sources = files('''
         memfd-util.h
         mempool.c
         mempool.h
+        missing_btrfs.h
+        missing_btrfs_tree.h
         missing_ethtool.h
         missing_fib_rules.h
         missing_fou.h
diff --git a/src/basic/missing.h b/src/basic/missing.h
index 89aa93ec48..71a2258c90 100644
--- a/src/basic/missing.h
+++ b/src/basic/missing.h
@@ -32,10 +32,6 @@
 #include <asm/sgidefs.h>
 #endif
 
-#if HAVE_LINUX_BTRFS_H
-#include <linux/btrfs.h>
-#endif
-
 #if HAVE_LINUX_VM_SOCKETS_H
 #include <linux/vm_sockets.h>
 #else
@@ -148,321 +144,6 @@ struct sockaddr_vm {
 #define FS_NOCOW_FL 0x00800000
 #endif
 
-#ifndef BTRFS_IOCTL_MAGIC
-#define BTRFS_IOCTL_MAGIC 0x94
-#endif
-
-#ifndef BTRFS_PATH_NAME_MAX
-#define BTRFS_PATH_NAME_MAX 4087
-#endif
-
-#ifndef BTRFS_DEVICE_PATH_NAME_MAX
-#define BTRFS_DEVICE_PATH_NAME_MAX 1024
-#endif
-
-#ifndef BTRFS_FSID_SIZE
-#define BTRFS_FSID_SIZE 16
-#endif
-
-#ifndef BTRFS_UUID_SIZE
-#define BTRFS_UUID_SIZE 16
-#endif
-
-#ifndef BTRFS_SUBVOL_RDONLY
-#define BTRFS_SUBVOL_RDONLY (1ULL << 1)
-#endif
-
-#ifndef BTRFS_SUBVOL_NAME_MAX
-#define BTRFS_SUBVOL_NAME_MAX 4039
-#endif
-
-#ifndef BTRFS_INO_LOOKUP_PATH_MAX
-#define BTRFS_INO_LOOKUP_PATH_MAX 4080
-#endif
-
-#ifndef BTRFS_SEARCH_ARGS_BUFSIZE
-#define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key))
-#endif
-
-#ifndef BTRFS_QGROUP_LEVEL_SHIFT
-#define BTRFS_QGROUP_LEVEL_SHIFT 48
-#endif
-
-#if !HAVE_LINUX_BTRFS_H
-#define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, \
-                               struct btrfs_ioctl_qgroup_assign_args)
-#define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, \
-                               struct btrfs_ioctl_qgroup_create_args)
-#define BTRFS_IOC_QUOTA_RESCAN _IOW(BTRFS_IOCTL_MAGIC, 44, \
-                               struct btrfs_ioctl_quota_rescan_args)
-#define BTRFS_IOC_QUOTA_RESCAN_STATUS _IOR(BTRFS_IOCTL_MAGIC, 45, \
-                               struct btrfs_ioctl_quota_rescan_args)
-
-struct btrfs_ioctl_quota_rescan_args {
-        __u64   flags;
-        __u64   progress;
-        __u64   reserved[6];
-};
-
-struct btrfs_ioctl_qgroup_assign_args {
-        __u64 assign;
-        __u64 src;
-        __u64 dst;
-};
-
-struct btrfs_ioctl_qgroup_create_args {
-        __u64 create;
-        __u64 qgroupid;
-};
-
-struct btrfs_ioctl_vol_args {
-        int64_t fd;
-        char name[BTRFS_PATH_NAME_MAX + 1];
-};
-
-struct btrfs_qgroup_limit {
-        __u64 flags;
-        __u64 max_rfer;
-        __u64 max_excl;
-        __u64 rsv_rfer;
-        __u64 rsv_excl;
-};
-
-struct btrfs_qgroup_inherit {
-        __u64 flags;
-        __u64 num_qgroups;
-        __u64 num_ref_copies;
-        __u64 num_excl_copies;
-        struct btrfs_qgroup_limit lim;
-        __u64 qgroups[0];
-};
-
-struct btrfs_ioctl_qgroup_limit_args {
-        __u64 qgroupid;
-        struct btrfs_qgroup_limit lim;
-};
-
-struct btrfs_ioctl_vol_args_v2 {
-        __s64 fd;
-        __u64 transid;
-        __u64 flags;
-        union {
-                struct {
-                        __u64 size;
-                        struct btrfs_qgroup_inherit *qgroup_inherit;
-                };
-                __u64 unused[4];
-        };
-        char name[BTRFS_SUBVOL_NAME_MAX + 1];
-};
-
-struct btrfs_ioctl_dev_info_args {
-        uint64_t devid;                         /* in/out */
-        uint8_t uuid[BTRFS_UUID_SIZE];          /* in/out */
-        uint64_t bytes_used;                    /* out */
-        uint64_t total_bytes;                   /* out */
-        uint64_t unused[379];                   /* pad to 4k */
-        char path[BTRFS_DEVICE_PATH_NAME_MAX];  /* out */
-};
-
-struct btrfs_ioctl_fs_info_args {
-        uint64_t max_id;                        /* out */
-        uint64_t num_devices;                   /* out */
-        uint8_t fsid[BTRFS_FSID_SIZE];          /* out */
-        uint64_t reserved[124];                 /* pad to 1k */
-};
-
-struct btrfs_ioctl_ino_lookup_args {
-        __u64 treeid;
-        __u64 objectid;
-        char name[BTRFS_INO_LOOKUP_PATH_MAX];
-};
-
-struct btrfs_ioctl_search_key {
-        /* which root are we searching.  0 is the tree of tree roots */
-        __u64 tree_id;
-
-        /* keys returned will be >= min and <= max */
-        __u64 min_objectid;
-        __u64 max_objectid;
-
-        /* keys returned will be >= min and <= max */
-        __u64 min_offset;
-        __u64 max_offset;
-
-        /* max and min transids to search for */
-        __u64 min_transid;
-        __u64 max_transid;
-
-        /* keys returned will be >= min and <= max */
-        __u32 min_type;
-        __u32 max_type;
-
-        /*
-         * how many items did userland ask for, and how many are we
-         * returning
-         */
-        __u32 nr_items;
-
-        /* align to 64 bits */
-        __u32 unused;
-
-        /* some extra for later */
-        __u64 unused1;
-        __u64 unused2;
-        __u64 unused3;
-        __u64 unused4;
-};
-
-struct btrfs_ioctl_search_header {
-        __u64 transid;
-        __u64 objectid;
-        __u64 offset;
-        __u32 type;
-        __u32 len;
-};
-
-struct btrfs_ioctl_search_args {
-        struct btrfs_ioctl_search_key key;
-        char buf[BTRFS_SEARCH_ARGS_BUFSIZE];
-};
-
-struct btrfs_ioctl_clone_range_args {
-        __s64 src_fd;
-        __u64 src_offset, src_length;
-        __u64 dest_offset;
-};
-
-#define BTRFS_QUOTA_CTL_ENABLE  1
-#define BTRFS_QUOTA_CTL_DISABLE 2
-#define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3
-struct btrfs_ioctl_quota_ctl_args {
-        __u64 cmd;
-        __u64 status;
-};
-#endif /* !HAVE_LINUX_BTRFS_H */
-
-#ifndef BTRFS_IOC_DEFRAG
-#define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \
-                                 struct btrfs_ioctl_vol_args)
-#endif
-
-#ifndef BTRFS_IOC_RESIZE
-#define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, \
-                                 struct btrfs_ioctl_vol_args)
-#endif
-
-#ifndef BTRFS_IOC_CLONE
-#define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int)
-#endif
-
-#ifndef BTRFS_IOC_CLONE_RANGE
-#define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \
-                                 struct btrfs_ioctl_clone_range_args)
-#endif
-
-#ifndef BTRFS_IOC_SUBVOL_CREATE
-#define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \
-                                 struct btrfs_ioctl_vol_args)
-#endif
-
-#ifndef BTRFS_IOC_SNAP_DESTROY
-#define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \
-                                 struct btrfs_ioctl_vol_args)
-#endif
-
-#ifndef BTRFS_IOC_TREE_SEARCH
-#define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, \
-                                 struct btrfs_ioctl_search_args)
-#endif
-
-#ifndef BTRFS_IOC_INO_LOOKUP
-#define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, \
-                                 struct btrfs_ioctl_ino_lookup_args)
-#endif
-
-#ifndef BTRFS_IOC_SNAP_CREATE_V2
-#define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \
-                                 struct btrfs_ioctl_vol_args_v2)
-#endif
-
-#ifndef BTRFS_IOC_SUBVOL_GETFLAGS
-#define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)
-#endif
-
-#ifndef BTRFS_IOC_SUBVOL_SETFLAGS
-#define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)
-#endif
-
-#ifndef BTRFS_IOC_DEV_INFO
-#define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \
-                                 struct btrfs_ioctl_dev_info_args)
-#endif
-
-#ifndef BTRFS_IOC_FS_INFO
-#define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \
-                                 struct btrfs_ioctl_fs_info_args)
-#endif
-
-#ifndef BTRFS_IOC_DEVICES_READY
-#define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \
-                                 struct btrfs_ioctl_vol_args)
-#endif
-
-#ifndef BTRFS_IOC_QUOTA_CTL
-#define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \
-                               struct btrfs_ioctl_quota_ctl_args)
-#endif
-
-#ifndef BTRFS_IOC_QGROUP_LIMIT
-#define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \
-                               struct btrfs_ioctl_qgroup_limit_args)
-#endif
-
-#ifndef BTRFS_IOC_QUOTA_RESCAN_WAIT
-#define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46)
-#endif
-
-#ifndef BTRFS_FIRST_FREE_OBJECTID
-#define BTRFS_FIRST_FREE_OBJECTID 256
-#endif
-
-#ifndef BTRFS_LAST_FREE_OBJECTID
-#define BTRFS_LAST_FREE_OBJECTID -256ULL
-#endif
-
-#ifndef BTRFS_ROOT_TREE_OBJECTID
-#define BTRFS_ROOT_TREE_OBJECTID 1
-#endif
-
-#ifndef BTRFS_QUOTA_TREE_OBJECTID
-#define BTRFS_QUOTA_TREE_OBJECTID 8ULL
-#endif
-
-#ifndef BTRFS_ROOT_ITEM_KEY
-#define BTRFS_ROOT_ITEM_KEY 132
-#endif
-
-#ifndef BTRFS_QGROUP_STATUS_KEY
-#define BTRFS_QGROUP_STATUS_KEY 240
-#endif
-
-#ifndef BTRFS_QGROUP_INFO_KEY
-#define BTRFS_QGROUP_INFO_KEY 242
-#endif
-
-#ifndef BTRFS_QGROUP_LIMIT_KEY
-#define BTRFS_QGROUP_LIMIT_KEY 244
-#endif
-
-#ifndef BTRFS_QGROUP_RELATION_KEY
-#define BTRFS_QGROUP_RELATION_KEY 246
-#endif
-
-#ifndef BTRFS_ROOT_BACKREF_KEY
-#define BTRFS_ROOT_BACKREF_KEY 144
-#endif
-
 #ifndef BTRFS_SUPER_MAGIC
 #define BTRFS_SUPER_MAGIC 0x9123683E
 #endif
@@ -834,5 +515,6 @@ struct statx {
 #define TASK_COMM_LEN 16
 #endif
 
+#include "missing_btrfs_tree.h"
 #include "missing_network.h"
 #include "missing_syscall.h"
diff --git a/src/basic/missing_btrfs.h b/src/basic/missing_btrfs.h
new file mode 100644
index 0000000000..34c382ff0b
--- /dev/null
+++ b/src/basic/missing_btrfs.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+#pragma once
+
+/* Old btrfs.h requires stddef.h to be included before btrfs.h */
+#include <stddef.h>
+
+#include <linux/btrfs.h>
+
+/* linux@57254b6ebce4ceca02d9c8b615f6059c56c19238 (3.11) */
+#ifndef BTRFS_IOC_QUOTA_RESCAN_WAIT
+#define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46)
+#endif
+
+/* linux@83288b60bf6668933689078973136e0c9d387b38 (4.7) */
+#ifndef BTRFS_QGROUP_LIMIT_MAX_RFER
+#define BTRFS_QGROUP_LIMIT_MAX_RFER	(1ULL << 0)
+#define BTRFS_QGROUP_LIMIT_MAX_EXCL	(1ULL << 1)
+#define BTRFS_QGROUP_LIMIT_RSV_RFER	(1ULL << 2)
+#define BTRFS_QGROUP_LIMIT_RSV_EXCL	(1ULL << 3)
+#define BTRFS_QGROUP_LIMIT_RFER_CMPR	(1ULL << 4)
+#define BTRFS_QGROUP_LIMIT_EXCL_CMPR	(1ULL << 5)
+#endif
diff --git a/src/basic/missing_btrfs_tree.h b/src/basic/missing_btrfs_tree.h
new file mode 100644
index 0000000000..555f90fe1b
--- /dev/null
+++ b/src/basic/missing_btrfs_tree.h
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+#pragma once
+
+#include <linux/types.h>
+
+#include "missing_btrfs.h"
+
+/* linux@db6711600e27c885aed89751f04e727f3af26715 (4.7) */
+#if HAVE_LINUX_BTRFS_TREE_H
+#include <linux/btrfs_tree.h>
+#else
+#define BTRFS_ROOT_TREE_OBJECTID  1
+#define BTRFS_QUOTA_TREE_OBJECTID 8
+#define BTRFS_FIRST_FREE_OBJECTID 256
+#define BTRFS_LAST_FREE_OBJECTID -256ULL
+
+#define BTRFS_ROOT_ITEM_KEY       132
+#define BTRFS_ROOT_BACKREF_KEY    144
+#define BTRFS_QGROUP_STATUS_KEY   240
+#define BTRFS_QGROUP_INFO_KEY     242
+#define BTRFS_QGROUP_LIMIT_KEY    244
+#define BTRFS_QGROUP_RELATION_KEY 246
+
+struct btrfs_disk_key {
+        __le64 objectid;
+        __u8 type;
+        __le64 offset;
+} __attribute__ ((__packed__));
+
+struct btrfs_timespec {
+        __le64 sec;
+        __le32 nsec;
+} __attribute__ ((__packed__));
+
+struct btrfs_inode_item {
+        __le64 generation;
+        __le64 transid;
+        __le64 size;
+        __le64 nbytes;
+        __le64 block_group;
+        __le32 nlink;
+        __le32 uid;
+        __le32 gid;
+        __le32 mode;
+        __le64 rdev;
+        __le64 flags;
+        __le64 sequence;
+        __le64 reserved[4];
+        struct btrfs_timespec atime;
+        struct btrfs_timespec ctime;
+        struct btrfs_timespec mtime;
+        struct btrfs_timespec otime;
+} __attribute__ ((__packed__));
+
+#define BTRFS_ROOT_SUBVOL_RDONLY (1ULL << 0)
+
+struct btrfs_root_item {
+        struct btrfs_inode_item inode;
+        __le64 generation;
+        __le64 root_dirid;
+        __le64 bytenr;
+        __le64 byte_limit;
+        __le64 bytes_used;
+        __le64 last_snapshot;
+        __le64 flags;
+        __le32 refs;
+        struct btrfs_disk_key drop_progress;
+        __u8 drop_level;
+        __u8 level;
+
+        __le64 generation_v2;
+        __u8 uuid[BTRFS_UUID_SIZE];
+        __u8 parent_uuid[BTRFS_UUID_SIZE];
+        __u8 received_uuid[BTRFS_UUID_SIZE];
+        __le64 ctransid; /* updated when an inode changes */
+        __le64 otransid; /* trans when created */
+        __le64 stransid; /* trans when sent. non-zero for received subvol */
+        __le64 rtransid; /* trans when received. non-zero for received subvol */
+        struct btrfs_timespec ctime;
+        struct btrfs_timespec otime;
+        struct btrfs_timespec stime;
+        struct btrfs_timespec rtime;
+        __le64 reserved[8]; /* for future */
+} __attribute__ ((__packed__));
+
+struct btrfs_root_ref {
+        __le64 dirid;
+        __le64 sequence;
+        __le16 name_len;
+} __attribute__ ((__packed__));
+
+#define BTRFS_QGROUP_LEVEL_SHIFT  48
+
+struct btrfs_qgroup_info_item {
+        __le64 generation;
+        __le64 rfer;
+        __le64 rfer_cmpr;
+        __le64 excl;
+        __le64 excl_cmpr;
+} __attribute__ ((__packed__));
+
+struct btrfs_qgroup_limit_item {
+        __le64 flags;
+        __le64 max_rfer;
+        __le64 max_excl;
+        __le64 rsv_rfer;
+        __le64 rsv_excl;
+} __attribute__ ((__packed__));
+#endif
diff --git a/src/udev/udev-builtin-btrfs.c b/src/udev/udev-builtin-btrfs.c
index 69bd54244f..85dba3d099 100644
--- a/src/udev/udev-builtin-btrfs.c
+++ b/src/udev/udev-builtin-btrfs.c
@@ -4,10 +4,6 @@
 #include <stdlib.h>
 #include <sys/ioctl.h>
 
-#if HAVE_LINUX_BTRFS_H
-#include <linux/btrfs.h>
-#endif
-
 #include "device-util.h"
 #include "fd-util.h"
 #include "missing.h"