[glibc] Linux: consolidate mkdir implementation

[glibc] Linux: consolidate mkdir implementation

[Adhemerval Zanella]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=ccb9215dbe414207d9ee63bb85e9fa6daac4f641

commit ccb9215dbe414207d9ee63bb85e9fa6daac4f641
Author: Adhemerval Zanella Netto <adhemerval.zanella@linaro.org>
Date:   Wed Oct 19 19:14:13 2022 -0300

    Linux: consolidate mkdir implementation
    
    Use mkdir syscall if defined, otherwise use mkdirat.
    
    Checked on x86_64-linux-gnu.
    Reviewed-by: Carlos O'Donell <carlos@redhat.com>
    Tested-by: Carlos O'Donell <carlos@redhat.com>

Diff:
---
 sysdeps/unix/sysv/linux/{generic => }/mkdir.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/sysdeps/unix/sysv/linux/generic/mkdir.c b/sysdeps/unix/sysv/linux/mkdir.c
similarity index 79%
rename from sysdeps/unix/sysv/linux/generic/mkdir.c
rename to sysdeps/unix/sysv/linux/mkdir.c
index f64fbd6176..a3653210fb 100644
--- a/sysdeps/unix/sysv/linux/generic/mkdir.c
+++ b/sysdeps/unix/sysv/linux/mkdir.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 2011-2022 Free Software Foundation, Inc.
+/* Create a directory.  Linux version.
+   Copyright (C) 2011-2022 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -15,19 +16,19 @@
    License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
-#include <errno.h>
-#include <stddef.h>
-#include <sysdep.h>
 #include <fcntl.h>
 #include <sys/stat.h>
-#include <sys/types.h>
-
+#include <sysdep.h>
 
 /* Create a directory named PATH with protections MODE.  */
 int
 __mkdir (const char *path, mode_t mode)
 {
-  return INLINE_SYSCALL (mkdirat, 3, AT_FDCWD, path, mode);
+#ifdef __NR_mkdir
+  return INLINE_SYSCALL_CALL (mkdir,  path, mode);
+#else
+  return INLINE_SYSCALL_CALL (mkdirat, AT_FDCWD, path, mode);
+#endif
 }
 
 libc_hidden_def (__mkdir)