cf/bsd-uvm-only.m4

   1 dnl
   2 dnl $Id$
   3 dnl
   4
   5 AC_DEFUN([AC_CHECK_BSD_UVM_ONLY],[
   6 AC_CACHE_CHECK(if we can only include uvm headers,
   7 ac_cv_kernel_uvm_only,
   8 AC_TRY_COMPILE_KERNEL([
   9 #include <sys/types.h>
  10 #include <sys/param.h>
  11 #ifdef HAVE_SYS_QUEUE_H
  12 #include <sys/queue.h>
  13 #endif
  14 #ifdef HAVE_VM_VM_H
  15 #include <vm/vm.h>
  16 #endif
  17 #ifdef HAVE_VM_VM_EXTERN_H
  18 #include <vm/vm_extern.h>
  19 #endif
  20 #ifdef HAVE_VM_VM_ZONE_H
  21 #include <vm/vm_zone.h>
  22 #endif
  23 #ifdef HAVE_VM_VM_OBJECT_H
  24 #include <vm/vm_object.h>
  25 #endif
  26 #ifdef HAVE_UVM_UVM_EXTERN_H
  27 #include <uvm/uvm_extern.h>
  28 #endif
  29 ], [int suvmtiuk = 1;
  30 ],
  31 ac_cv_kernel_uvm_only=yes,
  32 ac_cv_kernel_uvm_only=no))]
  33 if test "$ac_cv_kernel_uvm_only" = no; then
  34 AC_DEFINE(HAVE_KERNEL_UVM_ONLY, 1,
  35 [define if we only can include uvm headers])
  36 fi
  37 )