Add AT_RECURSIVE from Linux 5.2 to fcntl.h.

This patch adds the AT_RECURSIVE constant from Linux 5.2 to glibc's
fcntl.h.  (Existing practice in glibc is that the AT_* constants go
directly in io/fcntl.h rather than somewhere OS-specific.)

Tested for x86_64.

	* io/fcntl.h [__USE_GNU] (AT_RECURSIVE): New macro.

diff --git a/ChangeLog b/ChangeLog
index 531fd18..53ccbf5 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2019-08-06  Joseph Myers  <joseph@codesourcery.com>
+
+       * io/fcntl.h [__USE_GNU] (AT_RECURSIVE): New macro.
+
 2019-07-02  Stefan Liebler  <stli@linux.ibm.com>
 
        * sysdeps/unix/sysv/linux/s390/init-first.c (VDSO_SETUP): New define.

diff --git a/io/fcntl.h b/io/fcntl.h
index 7af8dfb..1043d27 100644 (file)
--- a/io/fcntl.h
+++ b/io/fcntl.h
@@ -161,6 +161,7 @@ typedef __pid_t pid_t;
 #  define AT_STATX_SYNC_AS_STAT        0x0000
 #  define AT_STATX_FORCE_SYNC  0x2000
 #  define AT_STATX_DONT_SYNC   0x4000
+#  define AT_RECURSIVE         0x8000  /* Apply to the entire subtree.  */
 # endif
 # define AT_EACCESS            0x200   /* Test access permitted for
                                           effective IDs, not real IDs.  */