configure: don't check for openat

openat has been supported since Linux 2.6.16 and glibc 2.4.

Note that xfs_db already uses it without the ifdef.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Signed-off-by: Carlos Maiolino <cem@kernel.org>

diff --git a/configure.ac b/configure.ac
index a967322cf74412893d3d9b3604a878f6bf2a42e6..b0c76d619181a820df98a423db6ec59880d01247 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -182,7 +182,6 @@ if test "$enable_scrub" = "yes"; then
                 AC_MSG_ERROR([libicu not found.])
         fi
 fi
-AC_HAVE_OPENAT
 AC_HAVE_FSTATAT
 AC_HAVE_SG_IO
 AC_HAVE_HDIO_GETGEO

diff --git a/include/builddefs.in b/include/builddefs.in
index 03470d3ae5b4ff4ef9985b65b6d3103baba46dd4..2d89a41f7dfe849dae5b66c58a8d42342e600022 100644 (file)
--- a/include/builddefs.in
+++ b/include/builddefs.in
@@ -102,7 +102,6 @@ HAVE_MALLINFO = @have_mallinfo@
 HAVE_MALLINFO2 = @have_mallinfo2@
 HAVE_LIBATTR = @have_libattr@
 HAVE_LIBICU = @have_libicu@
-HAVE_OPENAT = @have_openat@
 HAVE_FSTATAT = @have_fstatat@
 HAVE_SG_IO = @have_sg_io@
 HAVE_HDIO_GETGEO = @have_hdio_getgeo@

diff --git a/m4/package_libcdev.m4 b/m4/package_libcdev.m4
index 320809a6229c138318e9a3041d8a3d6929452a5d..46abf74600f362deed424ef4c26eb8167de821ff 100644 (file)
--- a/m4/package_libcdev.m4
+++ b/m4/package_libcdev.m4
@@ -177,20 +177,6 @@ test = mallinfo2();
     AC_SUBST(have_mallinfo2)
   ])
 
-#
-# Check if we have a openat call
-#
-AC_DEFUN([AC_HAVE_OPENAT],
-  [ AC_CHECK_DECL([openat],
-       have_openat=yes,
-       [],
-       [#include <sys/types.h>
-        #include <sys/stat.h>
-        #include <fcntl.h>]
-       )
-    AC_SUBST(have_openat)
-  ])
-
 #
 # Check if we have a fstatat call
 #

diff --git a/scrub/Makefile b/scrub/Makefile
index f3e22a9d6282a8668100b106c1611f3a22d8d904..c6ca3cff76d7ed9fdb9e67690348b3ac37909c74 100644 (file)
--- a/scrub/Makefile
+++ b/scrub/Makefile
@@ -6,11 +6,11 @@ TOPDIR = ..
 builddefs=$(TOPDIR)/include/builddefs
 include $(builddefs)
 
-SCRUB_PREREQS=$(HAVE_OPENAT)$(HAVE_FSTATAT)$(HAVE_GETFSMAP)
+SCRUB_PREREQS=$(HAVE_FSTATAT)$(HAVE_GETFSMAP)
 
 scrub_svcname=xfs_scrub@.service
 
-ifeq ($(SCRUB_PREREQS),yesyesyes)
+ifeq ($(SCRUB_PREREQS),yesyes)
 LTCOMMAND = xfs_scrub
 INSTALL_SCRUB = install-scrub
 XFS_SCRUB_ALL_PROG = xfs_scrub_all