config/kernel-show-options.m4

   1 dnl #
   2 dnl # Linux 3.3 API
   3 dnl #
   4 AC_DEFUN([ZFS_AC_KERNEL_SRC_SHOW_OPTIONS], [
   5         ZFS_LINUX_TEST_SRC([super_operations_show_options], [
   6                 #include <linux/fs.h>
   7
   8                 static int show_options(struct seq_file * x, struct dentry * y) {
   9                         return 0;
  10                 };
  11
  12                 static struct super_operations sops __attribute__ ((unused)) = {
  13                         .show_options = show_options,
  14                 };
  15         ],[])
  16 ])
  17
  18 AC_DEFUN([ZFS_AC_KERNEL_SHOW_OPTIONS], [
  19         AC_MSG_CHECKING([whether sops->show_options() wants dentry])
  20         ZFS_LINUX_TEST_RESULT([super_operations_show_options], [
  21                 AC_MSG_RESULT([yes])
  22         ],[
  23                 ZFS_LINUX_TEST_ERROR([sops->show_options()])
  24         ])
  25 ])