jdk-24/make/hotspot/gensrc/GensrcDtrace.gmk

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#
# Copyright (c) 2013, 2020, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation. Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#
################################################################################
# Gensrc support for dtrace. The files generated here are included by dtrace.hpp
ifeq ($(call check-jvm-feature, dtrace), true)
ifeq ($(call isTargetOs, macosx), true)
DTRACE_CPP_FLAGS := -D_LP64 -x c
else ifeq ($(call isTargetOs, linux), true)
DTRACE_CPP_FLAGS := -x c
endif
DTRACE_SOURCE_DIR := $(TOPDIR)/src/hotspot/os/posix/dtrace
DTRACE_GENSRC_DIR := $(JVM_VARIANT_OUTPUTDIR)/gensrc/dtracefiles
# Make sure we run our selected compiler for preprocessing instead of letting
# the dtrace tool pick it on it's own.
$(DTRACE_GENSRC_DIR)/%.h: $(DTRACE_SOURCE_DIR)/%.d
$(call LogInfo, Generating dtrace header file $(@F))
$(call MakeDir, $(@D) $(DTRACE_SUPPORT_DIR))
$(call ExecuteWithLog, $(DTRACE_SUPPORT_DIR)/$(@F).d, \
($(CPP) $(DTRACE_CPP_FLAGS) $< > $(DTRACE_SUPPORT_DIR)/$(@F).d))
$(call ExecuteWithLog, $@, $(DTRACE) $(DTRACE_FLAGS) -h -o $@ -s $(DTRACE_SUPPORT_DIR)/$(@F).d)
# Process all .d files in DTRACE_SOURCE_DIR. They are:
# hotspot_jni.d hotspot.d hs_private.d
TARGETS += $(patsubst $(DTRACE_SOURCE_DIR)/%.d, \
$(DTRACE_GENSRC_DIR)/%.h, $(wildcard $(DTRACE_SOURCE_DIR)/*.d))
endif