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comparison make/linux/makefiles/dtrace.make @ 6858:b261523fe66c hs25-b05

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Merge
author amurillo
date Fri, 12 Oct 2012 13:55:52 -0700
parents 75982791ddb6
children a00b8f42c4c4
comparison
equal deleted inserted replaced
6829:0cc77f9b31ad 6858:b261523fe66c
1 # 1 #
2 # Copyright (c) 2005, 2008, Oracle and/or its affiliates. All rights reserved. 2 # Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
3 # Copyright (c) 2012 Red Hat, Inc.
3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 # 5 #
5 # This code is free software; you can redistribute it and/or modify it 6 # This code is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License version 2 only, as 7 # under the terms of the GNU General Public License version 2 only, as
7 # published by the Free Software Foundation. 8 # published by the Free Software Foundation.
23 # 24 #
24 25
25 # Linux does not build jvm_db 26 # Linux does not build jvm_db
26 LIBJVM_DB = 27 LIBJVM_DB =
27 28
29 # Only OPENJDK builds test and support SDT probes currently.
30 ifndef OPENJDK
31 REASON = "This JDK does not support SDT probes"
32 else
33
34 # We need a recent GCC for the default
35 ifeq "$(shell expr \( $(CC_VER_MAJOR) \>= 4 \) \& \( $(CC_VER_MINOR) \>= 4 \) )" "0"
36 REASON = "gcc version is too old"
37 else
38
39 # But it does have a SystemTap dtrace compatible sys/sdt.h
40 ifneq ($(ALT_SDT_H),)
41 SDT_H_FILE = $(ALT_SDT_H)
42 else
43 SDT_H_FILE = /usr/include/sys/sdt.h
44 endif
45 DTRACE_ENABLED = $(shell test -f $(SDT_H_FILE) && echo $(SDT_H_FILE))
46 REASON = "$(SDT_H_FILE) not found"
47
48 ifneq ($(DTRACE_ENABLED),)
49 CFLAGS += -DDTRACE_ENABLED
50 endif
51
52 endif
53 endif
54
55 # Phony target used in vm.make build target to check whether enabled.
56 .PHONY: dtraceCheck
57 ifeq ($(DTRACE_ENABLED),)
58 dtraceCheck:
59 $(QUIETLY) echo "**NOTICE** Dtrace support disabled: $(REASON)"
60 else
61 dtraceCheck:
62 endif
63
64 # It doesn't support HAVE_DTRACE_H though.
65