linux26-rlim-20050114

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

diff --git a/src/cf/linux-test4.m4 b/src/cf/linux-test4.m4
index ae22e13..30578b1 100644 (file)
--- a/src/cf/linux-test4.m4
+++ b/src/cf/linux-test4.m4
@@ -1,22 +1,246 @@
-AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED, [
-AC_MSG_CHECKING(for i_mmap_shared in struct inode)
+AC_DEFUN([LINUX_COMPLETION_H_EXISTS], [
+AC_MSG_CHECKING(for linux/completion.h existance)
 save_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
-AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_mmap_shared,
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_completion_h_exists,
+[
+AC_TRY_COMPILE(
+[#include <linux/completion.h>
+#include <linux/version.h>],
+[struct completion _c;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,4,8)
+lose
+#endif
+],
+ac_cv_linux_completion_h_exists=yes,
+ac_cv_linux_completion_h_exists=no)])
+AC_MSG_RESULT($ac_cv_linux_completion_h_exists)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_DEFINES_FOR_EACH_PROCESS], [
+AC_MSG_CHECKING(for defined for_each_process)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_defines_for_each_process,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[#ifndef for_each_process(p)
+#error for_each_process not defined
+#endif],
+ac_cv_linux_defines_for_each_process=yes,
+ac_cv_linux_defines_for_each_process=no)])
+AC_MSG_RESULT($ac_cv_linux_defines_for_each_process)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_DEFINES_PREV_TASK], [
+AC_MSG_CHECKING(for defined prev_task)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_defines_prev_task,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[#ifndef prev_task(p)
+#error prev_task not defined
+#endif],
+ac_cv_linux_defines_prev_task=yes,
+ac_cv_linux_defines_prev_task=no)])
+AC_MSG_RESULT($ac_cv_linux_defines_prev_task)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_INIT_MM], [
+AC_MSG_CHECKING(for exported init_mm)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_init_mm,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_init_mm
+#error init_mm not exported
+#endif],
+ac_cv_linux_exports_init_mm=yes,
+ac_cv_linux_exports_init_mm=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_init_mm)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_KALLSYMS_ADDRESS], [
+AC_MSG_CHECKING(for exported kallsyms_address_to_symbol)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_kallsyms_address,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_kallsyms_address_to_symbol
+#error kallsyms_address_to_symbol not exported
+#endif],
+ac_cv_linux_exports_kallsyms_address=yes,
+ac_cv_linux_exports_kallsyms_address=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_kallsyms_address)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_KALLSYMS_SYMBOL], [
+AC_MSG_CHECKING(for exported kallsyms_symbol_to_address)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_kallsyms_symbol,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_kallsyms_symbol_to_address
+#error kallsyms_symbol_to_address not exported
+#endif],
+ac_cv_linux_exports_kallsyms_symbol=yes,
+ac_cv_linux_exports_kallsyms_symbol=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_kallsyms_symbol)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_SYS_CALL_TABLE], [
+AC_MSG_CHECKING(for exported sys_call_table)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_sys_call_table,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_sys_call_table
+#error sys_call_table not exported
+#endif],
+ac_cv_linux_exports_sys_call_table=yes,
+ac_cv_linux_exports_sys_call_table=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_sys_call_table)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_IA32_SYS_CALL_TABLE], [
+AC_MSG_CHECKING(for exported ia32_sys_call_table)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_ia32_sys_call_table,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_ia32_sys_call_table
+#error ia32_sys_call_table not exported
+#endif],
+ac_cv_linux_exports_ia32_sys_call_table=yes,
+ac_cv_linux_exports_ia32_sys_call_table=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_ia32_sys_call_table)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_SYS_CHDIR], [
+AC_MSG_CHECKING(for exported sys_chdir)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_sys_chdir,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_sys_chdir
+#error sys_chdir not exported
+#endif],
+ac_cv_linux_exports_sys_chdir=yes,
+ac_cv_linux_exports_sys_chdir=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_sys_chdir)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_SYS_CLOSE], [
+AC_MSG_CHECKING(for exported sys_close)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_sys_close,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_sys_close
+#error sys_close not exported
+#endif],
+ac_cv_linux_exports_sys_close=yes,
+ac_cv_linux_exports_sys_close=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_sys_close)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_SYS_WAIT4], [
+AC_MSG_CHECKING(for exported sys_wait4)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_exports_sys_wait4,
+[
+AC_TRY_COMPILE(
+[#include <linux/modversions.h>],
+[#ifndef __ver_sys_wait4
+#error sys_wait4 not exported
+#endif],
+ac_cv_linux_exports_sys_wait4=yes,
+ac_cv_linux_exports_sys_wait4=no)])
+AC_MSG_RESULT($ac_cv_linux_exports_sys_wait4)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_EXPORTS_TASKLIST_LOCK], [
+AC_MSG_CHECKING(for exported tasklist_lock)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -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="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_FS_STRUCT_INODE_HAS_I_CDEV], [
+AC_MSG_CHECKING(for i_cdev in struct inode)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_cdev, 
 [
 AC_TRY_COMPILE(
 [#include <linux/fs.h>],
 [struct inode _inode;
-printf("%d\n", _inode.i_mmap_shared);],
-ac_cv_linux_fs_struct_inode_has_i_mmap_shared=yes,
-ac_cv_linux_fs_struct_inode_has_i_mmap_shared=no)])
-AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_mmap_shared)
+printf("%d\n", _inode.i_cdev);], 
+ac_cv_linux_fs_struct_inode_has_i_cdev=yes,
+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_DIRTY_DATA_BUFFERS, [
+
+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 -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_cdev, 
+[
+AC_TRY_COMPILE(
+[#include <linux/fs.h>],
+[struct inode _inode;
+printf("%d\n", _inode.i_devices);], 
+ac_cv_linux_fs_struct_inode_has_i_devices=yes,
+ac_cv_linux_fs_struct_inode_has_i_devices=no)])
+AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_devices)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS], [
 AC_MSG_CHECKING(for i_dirty_data_buffers in struct inode)
 save_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
 AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers, 
 [
 AC_TRY_COMPILE(
@@ -28,10 +252,11 @@ ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers=no)])
 AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers)
 CPPFLAGS="$save_CPPFLAGS"])
 
-AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_MAPPING_OVERLOAD, [
+
+AC_DEFUN([LINUX_FS_STRUCT_INODE_HAS_I_MAPPING_OVERLOAD], [
 AC_MSG_CHECKING(for i_mapping_overload in struct inode)
 save_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
 AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_mapping_overload, 
 [
 AC_TRY_COMPILE(
@@ -43,32 +268,157 @@ ac_cv_linux_fs_struct_inode_has_i_mapping_overload=no)])
 AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_mapping_overload)
 CPPFLAGS="$save_CPPFLAGS"])
 
-AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_CDEV, [
-AC_MSG_CHECKING(for i_cdev in struct inode)
+
+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__ $CPPFLAGS"
-AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_cdev, 
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_mmap_shared,
 [
 AC_TRY_COMPILE(
 [#include <linux/fs.h>],
 [struct inode _inode;
-printf("%d\n", _inode.i_cdev);], 
-ac_cv_linux_fs_struct_inode_has_i_cdev=yes,
-ac_cv_linux_fs_struct_inode_has_i_cdev=no)])
-AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_cdev)
+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_TRUNCATE_SEM, [
-AC_MSG_CHECKING(for i_truncate_sem in struct inode)
+
+AC_DEFUN([LINUX_FS_STRUCT_INODE_HAS_I_SECURITY], [
+AC_MSG_CHECKING(for i_security in struct inode)
 save_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
-AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_truncate_sem, 
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_security, 
 [
 AC_TRY_COMPILE(
 [#include <linux/fs.h>],
 [struct inode _inode;
-printf("%d\n", _inode.i_truncate_sem);], 
-ac_cv_linux_fs_struct_inode_has_i_truncate_sem=yes,
-ac_cv_linux_fs_struct_inode_has_i_truncate_sem=no)])
-AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_truncate_sem)
+printf("%d\n", _inode.i_security);], 
+ac_cv_linux_fs_struct_inode_has_i_security=yes,
+ac_cv_linux_fs_struct_inode_has_i_security=no)])
+AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_security)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_RECALC_SIGPENDING_ARG_TYPE],[
+AC_MSG_CHECKING(for recalc_sigpending arg type)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_func_recalc_sigpending_takes_void,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[recalc_sigpending();],
+ac_cv_linux_func_recalc_sigpending_takes_void=yes,
+ac_cv_linux_func_recalc_sigpending_takes_void=no)])
+AC_MSG_RESULT($ac_cv_linux_func_recalc_sigpending_takes_void)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT], [
+AC_MSG_CHECKING(for parent in struct task_struct)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_sched_struct_task_struct_has_parent,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[struct task_struct _tsk;
+printf("%d\n", _tsk.parent);],
+ac_cv_linux_sched_struct_task_struct_has_parent=yes,
+ac_cv_linux_sched_struct_task_struct_has_parent=no)])
+AC_MSG_RESULT($ac_cv_linux_sched_struct_task_struct_has_parent)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT], [
+AC_MSG_CHECKING(for real_parent in struct task_struct)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_sched_struct_task_struct_has_real_parent,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[struct task_struct _tsk;
+printf("%d\n", _tsk.real_parent);],
+ac_cv_linux_sched_struct_task_struct_has_real_parent=yes,
+ac_cv_linux_sched_struct_task_struct_has_real_parent=no)])
+AC_MSG_RESULT($ac_cv_linux_sched_struct_task_struct_has_real_parent)
+CPPFLAGS="$save_CPPFLAGS"])
+
+
+AC_DEFUN([LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG], [
+AC_MSG_CHECKING(for sig in struct task_struct)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_sched_struct_task_struct_has_sig,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[struct task_struct _tsk;
+printf("%d\n", _tsk.sig);],
+ac_cv_linux_sched_struct_task_struct_has_sig=yes,
+ac_cv_linux_sched_struct_task_struct_has_sig=no)])
+AC_MSG_RESULT($ac_cv_linux_sched_struct_task_struct_has_sig)
+CPPFLAGS="$save_CPPFLAGS"])
+
+AC_DEFUN([LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK], [
+AC_MSG_CHECKING(for sigmask_lock in struct task_struct)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_sched_struct_task_struct_has_sigmask_lock,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[struct task_struct _tsk;
+printf("%d\n", _tsk.sigmask_lock);],
+ac_cv_linux_sched_struct_task_struct_has_sigmask_lock=yes,
+ac_cv_linux_sched_struct_task_struct_has_sigmask_lock=no)])
+AC_MSG_RESULT($ac_cv_linux_sched_struct_task_struct_has_sigmask_lock)
+CPPFLAGS="$save_CPPFLAGS"])
+
+AC_DEFUN([LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND], [
+AC_MSG_CHECKING(for sighand in struct task_struct)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_sched_struct_task_struct_has_sighand,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[struct task_struct _tsk;
+printf("%d\n", _tsk.sighand);],
+ac_cv_linux_sched_struct_task_struct_has_sighand=yes,
+ac_cv_linux_sched_struct_task_struct_has_sighand=no)])
+AC_MSG_RESULT($ac_cv_linux_sched_struct_task_struct_has_sighand)
+CPPFLAGS="$save_CPPFLAGS"])
+
+AC_DEFUN([LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM], [
+AC_MSG_CHECKING(for rlim in struct task_struct)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_sched_struct_task_struct_has_rlim,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[struct task_struct _tsk;
+printf("%d\n", _tsk.rlim);],
+ac_cv_linux_sched_struct_task_struct_has_rlim=yes,
+ac_cv_linux_sched_struct_task_struct_has_rlim=no)])
+AC_MSG_RESULT($ac_cv_linux_sched_struct_task_struct_has_rlim)
+CPPFLAGS="$save_CPPFLAGS"])
+
+AC_DEFUN([LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM], [
+AC_MSG_CHECKING(for signal->rlim in struct task_struct)
+save_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
+AC_CACHE_VAL(ac_cv_linux_sched_struct_task_struct_has_signal_rlim,
+[
+AC_TRY_COMPILE(
+[#include <linux/sched.h>],
+[struct task_struct _tsk;
+printf("%d\n", _tsk.signal->rlim);],
+ac_cv_linux_sched_struct_task_struct_has_signal_rlim=yes,
+ac_cv_linux_sched_struct_task_struct_has_signal_rlim=no)])
+AC_MSG_RESULT($ac_cv_linux_sched_struct_task_struct_has_signal_rlim)
 CPPFLAGS="$save_CPPFLAGS"])