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# -*- shell-script -*-
#
# Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
# University Research and Technology
# Corporation. All rights reserved.
# Copyright (c) 2004-2005 The University of Tennessee and The University
# of Tennessee Research Foundation. All rights
# reserved.
# Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
# University of Stuttgart. All rights reserved.
# Copyright (c) 2004-2005 The Regents of the University of California.
# All rights reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
AC_DEFUN([MCA_backtrace_darwin_COMPILE_MODE], [
AC_MSG_CHECKING([for MCA component $2:$3 compile mode])
$4="static"
AC_MSG_RESULT([$$4])
])
# MCA_backtrace_darwin_CONFIG(action-if-can-compile,
# [action-if-cant-compile])
# ------------------------------------------------
AC_DEFUN([MCA_backtrace_darwin_CONFIG],[
AC_CHECK_FUNCS([vm_read_overwrite],
[backtrace_darwin_happy="yes"],
[backtrace_darwin_happy="no"])
case "${host}" in
i?86-*|x86_64*)
if test "$ac_cv_sizeof_long" = "8" ; then
backtrace_darwin_happy="no"
fi
esac
if test "$backtrace_darwin_happy" = "yes" ; then
if test "$OPAL_C_GCC_INLINE_ASSEMBLY" = "0" ; then
backtrace_darwin_happy="no"
fi
fi
AS_IF([test "$backtrace_darwin_happy" = "yes"],
[AC_CHECK_HEADERS([mach/mach_vm.h])
AC_CHECK_FUNCS([mach_vm_region mach_vm_read])])
backtrace_darwin_CFLAGS="`echo $CFLAGS | sed 's/-pedantic//g'`"
AC_SUBST([backtrace_darwin_CFLAGS])
# see if registers are prefixed with __ or not. On systems
# previous to Leopard, they were not. On leopard, it depends on
# whether code is compiled in UNIX03 mode or not. Check PPC even
# if on x86 because x86 always has PPC includes, but the other way
# around is not guaranteed.
AS_IF([test "$backtrace_darwin_happy" = "yes"],
[AC_CHECK_MEMBERS([ppc_thread_state_t.srr0], [], [], [
#include <mach/ppc/thread_status.h>])])
AS_IF([test "$backtrace_darwin_happy" = "yes"],
[$1], [$2])
])
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