X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Fmissing.h;h=08cf83647d4e520b43db8877a823558903f20bcb;hp=91a6215226f840edb57c437f1b3d28c0c430b603;hb=ebd93cb684806ac0f352139e69ac8f53eb49f5e4;hpb=ee05e7795bb9ad7d1212dd49ad362f3e9603c4fd

diff --git a/src/shared/missing.h b/src/shared/missing.h
index 91a621522..08cf83647 100644
--- a/src/shared/missing.h
+++ b/src/shared/missing.h
@@ -250,6 +250,14 @@ struct btrfs_ioctl_fs_info_args {
                                  struct btrfs_ioctl_vol_args)
 #endif
 
+#ifndef BTRFS_FIRST_FREE_OBJECTID
+#define BTRFS_FIRST_FREE_OBJECTID 256
+#endif
+
+#ifndef BTRFS_ROOT_ITEM_KEY
+#define BTRFS_ROOT_ITEM_KEY 132
+#endif
+
 #ifndef BTRFS_SUPER_MAGIC
 #define BTRFS_SUPER_MAGIC 0x9123683E
 #endif
@@ -649,3 +657,13 @@ static inline int raw_clone(unsigned long flags, void *child_stack) {
 static inline pid_t raw_getpid(void) {
         return (pid_t) syscall(__NR_getpid);
 }
+
+#if !HAVE_DECL_RENAMEAT2
+static inline int renameat2(int oldfd, const char *oldname, int newfd, const char *newname, unsigned flags) {
+        return syscall(__NR_renameat2, oldfd, oldname, newfd, newname, flags);
+}
+#endif
+
+#ifndef RENAME_NOREPLACE
+#define RENAME_NOREPLACE (1 << 0)
+#endif