duke@435: #
coleenp@4148: # Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
coleenp@4148: # Copyright (c) 2012 Red Hat, Inc.
duke@435: # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435: #
duke@435: # This code is free software; you can redistribute it and/or modify it
duke@435: # under the terms of the GNU General Public License version 2 only, as
duke@435: # published by the Free Software Foundation.
duke@435: #
duke@435: # This code is distributed in the hope that it will be useful, but WITHOUT
duke@435: # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435: # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435: # version 2 for more details (a copy is included in the LICENSE file that
duke@435: # accompanied this code).
duke@435: #
duke@435: # You should have received a copy of the GNU General Public License version
duke@435: # 2 along with this work; if not, write to the Free Software Foundation,
duke@435: # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435: #
trims@1907: # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907: # or visit www.oracle.com if you need additional information or have any
trims@1907: # questions.
duke@435: #  
duke@435: #
duke@435: 
duke@435: # Linux does not build jvm_db
duke@435: LIBJVM_DB =
duke@435: 
coleenp@4148: # Only OPENJDK builds test and support SDT probes currently.
coleenp@4148: ifndef OPENJDK
coleenp@4148: REASON = "This JDK does not support SDT probes"
coleenp@4148: else
coleenp@4148: 
coleenp@4148: # We need a recent GCC for the default
coleenp@4148: ifeq "$(shell expr \( $(CC_VER_MAJOR) \>= 4 \) \& \( $(CC_VER_MINOR) \>= 4 \) )" "0"
coleenp@4148: REASON = "gcc version is too old"
coleenp@4148: else
coleenp@4148: 
coleenp@4148: # But it does have a SystemTap dtrace compatible sys/sdt.h
coleenp@4148: ifneq ($(ALT_SDT_H),)
coleenp@4148:   SDT_H_FILE = $(ALT_SDT_H)
coleenp@4148: else
coleenp@4148:   SDT_H_FILE = /usr/include/sys/sdt.h
coleenp@4148: endif
coleenp@4148: DTRACE_ENABLED = $(shell test -f $(SDT_H_FILE) && echo $(SDT_H_FILE))
coleenp@4148: REASON = "$(SDT_H_FILE) not found"
coleenp@4148: 
coleenp@4148: ifneq ($(DTRACE_ENABLED),)
coleenp@4148:   CFLAGS += -DDTRACE_ENABLED
coleenp@4148: endif
coleenp@4148: 
coleenp@4148: endif
coleenp@4148: endif
coleenp@4148: 
coleenp@4148: # Phony target used in vm.make build target to check whether enabled.
coleenp@4148: .PHONY: dtraceCheck
coleenp@4148: ifeq ($(DTRACE_ENABLED),)
coleenp@4148: dtraceCheck:
coleenp@4148: 	$(QUIETLY) echo "**NOTICE** Dtrace support disabled: $(REASON)"
coleenp@4148: else
coleenp@4148: dtraceCheck:
coleenp@4148: endif
coleenp@4148: 
coleenp@4148: # It doesn't support HAVE_DTRACE_H though.
coleenp@4148: