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Add AT_* constants from Linux 6.12 

Linux 6.12 adds AT_RENAME_* aliases for RENAME_* flags for renameat2,
and also AT_HANDLE_MNT_ID_UNIQUE.  Add the first set of aliases to
stdio.h alongside the RENAME_* names, and AT_HANDLE_MNT_ID_UNIQUE to
bits/fcntl-linux.h.

Tested for x86_64.
This commit is contained in:
Joseph Myers 2025-04-22 17:00:34 +00:00
parent 39183b953c
commit cf9241107d
2 changed files with 5 additions and 0 deletions
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3
libio/stdio.h
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@ -168,8 +168,11 @@ extern int renameat (int __oldfd, const char *__old, int __newfd,
#ifdef __USE_GNU
/* Flags for renameat2. */
# define RENAME_NOREPLACE (1 << 0)
# define AT_RENAME_NOREPLACE RENAME_NOREPLACE
# define RENAME_EXCHANGE (1 << 1)
# define AT_RENAME_EXCHANGE RENAME_EXCHANGE
# define RENAME_WHITEOUT (1 << 2)
# define AT_RENAME_WHITEOUT RENAME_WHITEOUT
/* Rename file OLD relative to OLDFD to NEW relative to NEWFD, with
additional flags. */

2
sysdeps/unix/sysv/linux/bits/fcntl-linux.h
View File

@ -379,6 +379,8 @@ struct file_handle
identity and may not
be usable to
open_by_handle_at. */
# define AT_HANDLE_MNT_ID_UNIQUE 1 /* Return the 64-bit unique mount
ID. */
#endif
__BEGIN_DECLS