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dnl Configure fragment for general options.
dnl Copyright 2006 Free Software Foundation, Inc.
dnl Permission to use, copy, modify and distribute this software and its
dnl documentation is hereby granted, provided that both the copyright
dnl notice and this permission notice appear in all copies of the
dnl software, derivative works or modified versions, and any portions
dnl thereof, and that both notices appear in supporting documentation.
dnl
dnl THE FREE SOFTWARE FOUNDATION ALLOWS FREE USE OF THIS SOFTWARE IN ITS
dnl "AS IS" CONDITION. THE FREE SOFTWARE FOUNDATION DISCLAIMS ANY
dnl LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
dnl USE OF THIS SOFTWARE.
#
# Definitions.
#
AC_DEFINE([MACH], [1], [MACH])
AC_DEFINE([CMU], [1], [CMU])
AC_DEFINE([MACH_KERNEL], [1], [Standalone MACH kernel])
AC_DEFINE([KERNEL], [1], [KERNEL])
#
# Formerly in `bogus/'.
#
# When set, the bootstrap task symbols are preserved by the kernel debugger.
# Used in `kern/bootstrap.c'.
AC_DEFINE([BOOTSTRAP_SYMBOLS], [0], [BOOTSTRAP_SYMBOLS])
# Multiprocessor support is broken.
AC_DEFINE([NCPUS], [1], [set things up for a uniprocessor])
AH_TEMPLATE([MULTIPROCESSOR], [set things up for a uniprocessor])
# Restartable Atomic Sequences to get a really fast test-n-set. Can't be
# enabled, as the `void recover_ras()' function is missing.
AC_DEFINE([FAST_TAS], [0], [FAST_TAS])
# Cache footprint support.
AC_DEFINE([HW_FOOTPRINT], [0], [HW_FOOTPRINT])
# Counters.
AC_DEFINE([MACH_COUNTERS], [0], [MACH_COUNTERS])
# IPC debugging interface.
AC_DEFINE([MACH_DEBUG], [1], [MACH_DEBUG])
# Fixed priority threads.
AC_DEFINE([MACH_FIXPRI], [1], [MACH_FIXPRI])
# Mach host (resource alloc.).
AC_DEFINE([MACH_HOST], [0], [MACH_HOST])
# IPC debugging calls.
AC_DEFINE([MACH_IPC_DEBUG], [1], [MACH_IPC_DEBUG])
# Testing code/printfs.
AC_DEFINE([MACH_IPC_TEST], [0], [MACH_IPC_TEST])
# Sanity-check simple locking.
AC_DEFINE([MACH_LDEBUG], [0], [MACH_LDEBUG])
# MP lock monitoring. Registers use of locks, contention. Depending on
# hardware also records time spent with locks held. Used in `kern/lock_mon.c'.
AC_DEFINE([MACH_LOCK_MON], [0], [MACH_LOCK_MON])
# Does the architecture provide machine-specific interfaces?
# TODO. Defining a default value here and potentially overriding it later
# might or might not work. See
# <http://lists.gnu.org/archive/html/autoconf/2006-10/msg00005.html>. So,
# comment this out so that the i386-specific one will be used instead. Doesn't
# do any harm as we're i386-only so far.
#AC_DEFINE([MACH_MACHINE_ROUTINES], [0], [MACH_MACHINE_ROUTINES])
# MP debugging. Use alternate locking routines to detect deadlocks. Used in
# `kern/lock_mon.c'.
AC_DEFINE([MACH_MP_DEBUG], [0], [MACH_MP_DEBUG])
# Paged-out page map hints.
AC_DEFINE([MACH_PAGEMAP], [1], [MACH_PAGEMAP])
# Do pc sample histogram.
AC_DEFINE([MACH_PCSAMPLE], [1], [MACH_PCSAMPLE])
# TTD Remote Kernel Debugging.
AC_DEFINE([MACH_TTD], [0], [MACH_TTD])
# VM debugging calls.
AC_DEFINE([MACH_VM_DEBUG], [1], [MACH_VM_DEBUG])
# Mach-dep power conservation.
AC_DEFINE([POWER_SAVE], [1], [POWER_SAVE])
# No hardware clock rollover.
AC_DEFINE([SIMPLE_CLOCK], [0], [SIMPLE_CLOCK])
# Use statistical timing.
AC_DEFINE([STAT_TIME], [1], [STAT_TIME])
# Kernel tracing.
AC_DEFINE([XPR_DEBUG], [1], [XPR_DEBUG])
#
# Options.
#
AC_ARG_ENABLE([kdb],
AS_HELP_STRING([--enable-kdb], [enable use of in-kernel debugger]))
[if [ x"$enable_kdb" = xyes ]; then]
AC_DEFINE([MACH_KDB], [1], [Use the in-kernel debugger?])
AM_CONDITIONAL([enable_kdb], [true])
[else]
# We need to be long winded here: bogus/mach_kdb.h made it default to zero,
# unless overridden.
AC_DEFINE([MACH_KDB], [0], [Use the in-kernel debugger?])
AM_CONDITIONAL([enable_kdb], [false])
[fi]
AC_ARG_ENABLE([kmsg],
AS_HELP_STRING([--disable-kmsg], [disable use of kmsg device]))
[if [ x"$enable_kmsg" != xno ]; then]
AC_DEFINE([MACH_KMSG], [], [enable use of kmsg device])
AM_CONDITIONAL([enable_kmsg], [true])
[else]
AM_CONDITIONAL([enable_kmsg], [false])
[fi]
AC_ARG_ENABLE([default-device-drivers],
AS_HELP_STRING([--disable-default-device-drivers], [have all of the following
device drivers and switches disabled by default; then use the `--enable-*'
options to enable only those you actually want to have enabled]))
[if [ x"$enable_default_device_drivers" != xno ]
then enable_default_device_drivers=yes
fi]
#
# Set up `SYSTYPE/SYSTYPE' and `SYSTYPE/include/mach/SYSTYPE' links.
#
# `${file}' and `$file' have different meanings here with respect to having the
# files in the referenced directory considered for `make dist' or not. See
# <http://lists.gnu.org/archive/html/bug-automake/2006-11/msg00027.html>.
AC_CONFIG_LINKS([machine:$systype/$systype
mach/machine:$systype/include/mach/$systype])
dnl Local Variables:
dnl mode: autoconf
dnl End:
|
