linux-symbol-export-test-20020810

[openafs.git] / src / cf / linux-test4.m4

diff --git a/src/cf/linux-test4.m4 b/src/cf/linux-test4.m4
index cc2a8bc..07e2764 100644 (file)
--- a/src/cf/linux-test4.m4
+++ b/src/cf/linux-test4.m4
@@ -1,3 +1,34 @@
+AC_DEFUN(LINUX_EXPORTS_TASKLIST_LOCK, [
+AC_MSG_CHECKING(for exported tasklist_lock)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_tasklist_lock,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_tasklist_lock
+#error tasklist_lock not exported
+#endif],
+ac_cv_linux_exports_tasklist_lock=yes,
+ac_cv_linux_exports_tasklist_lock=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_tasklist_lock)
+CPPFLAGS="$save_CPPFLAGS"])
+
+AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED, [
+AC_MSG_CHECKING(for i_mmap_shared in struct inode)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_mmap_shared,
+[
+AC_TRY_COMPILE(
+[#include <linux/fs.h>],
+[struct inode _inode;
+printf("%d\n", _inode.i_mmap_shared);],
+ac_cv_linux_fs_struct_inode_has_i_mmap_shared=yes,
+ac_cv_linux_fs_struct_inode_has_i_mmap_shared=no)])
+AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_mmap_shared)
+CPPFLAGS="$save_CPPFLAGS"])
+
 AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, [
 AC_MSG_CHECKING(for i_dirty_data_buffers in struct inode)
 save_CPPFLAGS="$CPPFLAGS"
@@ -43,17 +74,18 @@ ac_cv_linux_fs_struct_inode_has_i_cdev=no)])
 AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_cdev)
 CPPFLAGS="$save_CPPFLAGS"])
 
-AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM, [
-AC_MSG_CHECKING(for i_truncate_sem in struct inode)
+AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_DEVICES, [
+AC_MSG_CHECKING(for i_devices in struct inode)
 save_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
-AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_truncate_sem, 
+AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_cdev, 
 [
 AC_TRY_COMPILE(
 [#include <linux/fs.h>],
 [struct inode _inode;
-printf("%d\n", _inode.i_truncate_sem);], 
-ac_cv_linux_fs_struct_inode_has_i_truncate_sem=yes,
-ac_cv_linux_fs_struct_inode_has_i_truncate_sem=no)])
-AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_truncate_sem)
+printf("%d\n", _inode.i_devices);], 
+ac_cv_linux_fs_struct_inode_has_i_devices=yes,
+ac_cv_linux_fs_struct_inode_has_i_devices=no)])
+AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_devices)
 CPPFLAGS="$save_CPPFLAGS"])
+