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-rw-r--r--m4/macros/type_xfs_args.m425
1 files changed, 25 insertions, 0 deletions
diff --git a/m4/macros/type_xfs_args.m4 b/m4/macros/type_xfs_args.m4
new file mode 100644
index 000000000000..084c236aded8
--- /dev/null
+++ b/m4/macros/type_xfs_args.m4
@@ -0,0 +1,25 @@
+dnl ######################################################################
+dnl Find the correct type for XFS mount(2) arguments structure
+AC_DEFUN([AMU_TYPE_XFS_ARGS],
+[
+AC_CACHE_CHECK(for structure type of xfs mount(2) arguments,
+ac_cv_type_xfs_args,
+[
+# set to a default value
+ac_cv_type_xfs_args=notfound
+
+# look for "struct xfs_args"
+if test "$ac_cv_type_xfs_args" = notfound
+then
+AC_TRY_COMPILE_ANYFS(
+[ struct xfs_args a;
+], ac_cv_type_xfs_args="struct xfs_args", ac_cv_type_xfs_args=notfound)
+fi
+
+])
+if test "$ac_cv_type_xfs_args" != notfound
+then
+ AC_DEFINE_UNQUOTED(xfs_args_t, $ac_cv_type_xfs_args)
+fi
+])
+dnl ======================================================================