config/kernel-show-options.m4

   1 dnl #
   2 dnl # Linux 3.3 API
   3 dnl #
   4 AC_DEFUN([ZFS_AC_KERNEL_SHOW_OPTIONS], [
   5         AC_MSG_CHECKING([whether sops->show_options() wants dentry])
   6
   7         ZFS_LINUX_TRY_COMPILE([
   8                 #include <linux/fs.h>
   9         ],[
  10                 int (*show_options) (struct seq_file *, struct dentry *) = NULL;
  11                 struct super_operations sops __attribute__ ((unused));
  12
  13                 sops.show_options = show_options;
  14         ],[
  15                 AC_MSG_RESULT([yes])
  16                 AC_DEFINE(HAVE_SHOW_OPTIONS_WITH_DENTRY, 1,
  17                         [sops->show_options() with dentry])
  18         ],[
  19                 AC_MSG_RESULT([no])
  20         ])
  21 ])