[23/26] configure: don't check for openat

Commit Message

Christoph Hellwig Feb. 15, 2024, 6:54 a.m. UTC

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 <[e-mail]>
Reviewed-by: Darrick J. Wong <[e-mail]>
---
 configure.ac          |  1 -
 include/builddefs.in  |  1 -
 m4/package_libcdev.m4 | 14 --------------
 scrub/Makefile        |  4 ++--
 4 files changed, 2 insertions(+), 18 deletions(-)

Patch

diff --git a/configure.ac b/configure.ac
index a967322cf..b0c76d619 100644
--- 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 c359cde45..b050b6c49 100644
--- 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 320809a62..46abf7460 100644
--- 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 f3e22a9d6..c6ca3cff7 100644
--- 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