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 # Hook to include the corresponding custom file, if present.
  29 $(eval $(call IncludeCustomExtension, lib/LibCommon.gmk))
  30 
  31 ################################################################################
  32 
  33 GLOBAL_VERSION_INFO_RESOURCE := $(TOPDIR)/src/java.base/windows/native/common/version.rc
  34 
  35 # Absolute paths to lib files on windows for use in LIBS. Should figure out a more
  36 # elegant solution to this.
  37 WIN_JAVA_LIB := $(SUPPORT_OUTPUTDIR)/native/java.base/libjava/java.lib
  38 
  39 # Tell the compiler not to export any functions unless declared so in
  40 # the source code. On Windows, this is the default and cannot be changed.
  41 # On Mac, we have always exported all symbols, probably due to oversight
  42 # and/or misunderstanding. To emulate this, don't hide any symbols
  43 # by default.
  44 # On AIX/xlc we need at least xlc 13.1 for the symbol hiding
  45 # Also provide an override for non-conformant libraries.
  46 ifeq ($(TOOLCHAIN_TYPE), gcc)
  47   CFLAGS_JDKLIB += -fvisibility=hidden
  48   CXXFLAGS_JDKLIB += -fvisibility=hidden
  49   LDFLAGS_JDKLIB += -Wl,--exclude-libs,ALL
  50   EXPORT_ALL_SYMBOLS := -fvisibility=default
  51 else ifeq ($(TOOLCHAIN_TYPE), clang)
  52   ifneq ($(OPENJDK_TARGET_OS), macosx)
  53     CFLAGS_JDKLIB += -fvisibility=hidden
  54     CXXFLAGS_JDKLIB += -fvisibility=hidden
  55     EXPORT_ALL_SYMBOLS := -fvisibility=default
  56   endif
  57 else ifeq ($(TOOLCHAIN_TYPE), solstudio)
  58   CFLAGS_JDKLIB += -xldscope=hidden
  59   CXXFLAGS_JDKLIB += -xldscope=hidden
  60   EXPORT_ALL_SYMBOLS := -xldscope=global
  61 else ifeq ($(TOOLCHAIN_TYPE), xlc)
  62   ifneq ($(CC_VERSION_NUMBER), 12.1)
  63     CFLAGS_JDKLIB += -qvisibility=hidden
  64     CXXFLAGS_JDKLIB += -qvisibility=hidden
  65     EXPORT_ALL_SYMBOLS := -qvisibility=default
  66   endif
  67 endif
  68 
  69 ################################################################################
  70 # Find the default set of src dirs for a native library.
  71 # Param 1 - module name
  72 # Param 2 - library name
  73 FindSrcDirsForLib += \
  74   $(call uniq, $(wildcard \
  75       $(TOPDIR)/src/$(strip $1)/$(OPENJDK_TARGET_OS)/native/lib$(strip $2) \
  76       $(TOPDIR)/src/$(strip $1)/$(OPENJDK_TARGET_OS_TYPE)/native/lib$(strip $2) \
  77       $(TOPDIR)/src/$(strip $1)/share/native/lib$(strip $2)))
  78 
  79 ################################################################################
  80 # Find a library
  81 # Param 1 - module name
  82 # Param 2 - library name
  83 # Param 3 - optional subdir for library
  84 FindLib = \
  85     $(call FindLibDirForModule, \
  86         $(strip $1))$(strip $3)/$(LIBRARY_PREFIX)$(strip $2)$(SHARED_LIBRARY_SUFFIX)
  87 
  88 ################################################################################
  89 # Find a static library
  90 # Param 1 - module name
  91 # Param 2 - library name
  92 # Param 3 - optional subdir for library
  93 FindStaticLib = \
  94     $(addprefix $(SUPPORT_OUTPUTDIR)/native/, \
  95         $(strip $1)$(strip $3)/$(LIBRARY_PREFIX)$(strip $2)$(STATIC_LIBRARY_SUFFIX))
  96 
  97 ################################################################################
  98 # Define the header include flags needed to compile against it.
  99 LIBJAVA_HEADER_FLAGS := $(addprefix -I, $(call FindSrcDirsForLib, java.base, java))
 100 
 101 # Put the libraries here.
 102 INSTALL_LIBRARIES_HERE := $(call FindLibDirForModule, $(MODULE))
 103 
 104 ################################################################################