zfs-builds-mm/zfs-0.8.2/config/kernel-generic_readlink.m4
2019-10-24 23:13:56 +02:00

22 lines
509 B
Text

dnl #
dnl # 4.10 API
dnl #
dnl # NULL inode_operations.readlink implies generic_readlink(), which
dnl # has been made static.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_GENERIC_READLINK_GLOBAL], [
AC_MSG_CHECKING([whether generic_readlink is global])
ZFS_LINUX_TRY_COMPILE([
#include <linux/fs.h>
],[
int i __attribute__ ((unused));
i = generic_readlink(NULL, NULL, 0);
],[
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_GENERIC_READLINK, 1,
[generic_readlink is global])
],[
AC_MSG_RESULT([no])
])
])