1 # 2 # Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved. 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 # 5 # 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 # published by the Free Software Foundation. Oracle designates this 8 # particular file as subject to the "Classpath" exception as provided 9 # by Oracle in the LICENSE file that accompanied this code. 10 # 11 # This code is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 # version 2 for more details (a copy is included in the LICENSE file that 15 # accompanied this code). 16 # 17 # You should have received a copy of the GNU General Public License version 18 # 2 along with this work; if not, write to the Free Software Foundation, 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 # 21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 # or visit www.oracle.com if you need additional information or have any 23 # questions. 24 # 25 26 include JdkNativeCompilation.gmk 27 28 ################################################################################ 29 30 GLOBAL_VERSION_INFO_RESOURCE := $(TOPDIR)/src/java.base/windows/native/common/version.rc 31 32 # Absolute paths to lib files on windows for use in LIBS. Should figure out a more 33 # elegant solution to this. 34 WIN_JAVA_LIB := $(SUPPORT_OUTPUTDIR)/native/java.base/libjava/java.lib 35 36 # Tell the compiler not to export any functions unless declared so in 37 # the source code. On Windows, this is the default and cannot be changed. 38 # On Mac, we have always exported all symbols, probably due to oversight 39 # and/or misunderstanding. To emulate this, don't hide any symbols 40 # by default. 41 # On AIX/xlc we need at least xlc 13.1 for the symbol hiding (see JDK-8214063) 42 # Also provide an override for non-conformant libraries. 43 ifeq ($(TOOLCHAIN_TYPE), gcc) 44 CFLAGS_JDKLIB += -fvisibility=hidden 45 CXXFLAGS_JDKLIB += -fvisibility=hidden 46 LDFLAGS_JDKLIB += -Wl,--exclude-libs,ALL 47 EXPORT_ALL_SYMBOLS := -fvisibility=default 48 else ifeq ($(TOOLCHAIN_TYPE), clang) 49 CFLAGS_JDKLIB += -fvisibility=hidden 50 CXXFLAGS_JDKLIB += -fvisibility=hidden 51 EXPORT_ALL_SYMBOLS := -fvisibility=default 52 else ifeq ($(TOOLCHAIN_TYPE), solstudio) 53 CFLAGS_JDKLIB += -xldscope=hidden 54 CXXFLAGS_JDKLIB += -xldscope=hidden 55 EXPORT_ALL_SYMBOLS := -xldscope=global 56 endif 57 58 # Put the libraries here. 59 INSTALL_LIBRARIES_HERE := $(call FindLibDirForModule, $(MODULE)) 60 61 ################################################################################