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 := $(SUPPORT_OUTPUTDIR)/native/java.base/libjava/java.lib
38
39 # Tell the compiler not to export any functions unless declared so in
40 # the source code. On Windows, this is the default and cannot be changed.
41 # On Mac, we have always exported all symbols, probably due to oversight
42 # and/or misunderstanding. To emulate this, don't hide any symbols
43 # by default.
44 # Also provide an override for non-conformant libraries.
45 ifeq ($(TOOLCHAIN_TYPE), gcc)
46 CFLAGS_JDKLIB += -fvisibility=hidden
47 CXXFLAGS_JDKLIB += -fvisibility=hidden
48 LDFLAGS_JDKLIB += -Wl,--exclude-libs,ALL
49 EXPORT_ALL_SYMBOLS := -fvisibility=default
50 else ifeq ($(TOOLCHAIN_TYPE), clang)
51 ifneq ($(OPENJDK_TARGET_OS), macosx)
52 CFLAGS_JDKLIB += -fvisibility=hidden
53 CXXFLAGS_JDKLIB += -fvisibility=hidden
54 EXPORT_ALL_SYMBOLS := -fvisibility=default
55 endif
56 else ifeq ($(TOOLCHAIN_TYPE), solstudio)
57 CFLAGS_JDKLIB += -xldscope=hidden
58 CXXFLAGS_JDKLIB += -xldscope=hidden
59 EXPORT_ALL_SYMBOLS := -xldscope=global
60 else ifeq ($(TOOLCHAIN_TYPE), xlc)
61 CFLAGS_JDKLIB += -qvisibility=hidden
62 CXXFLAGS_JDKLIB += -qvisibility=hidden
63 EXPORT_ALL_SYMBOLS := -qvisibility=default
64 endif
65
66 ################################################################################
67 # Find the default set of src dirs for a native library.
68 # Param 1 - module name
69 # Param 2 - library name
70 FindSrcDirsForLib += \
71 $(call uniq, $(wildcard \
72 $(TOPDIR)/src/$(strip $1)/$(OPENJDK_TARGET_OS)/native/lib$(strip $2) \
73 $(TOPDIR)/src/$(strip $1)/$(OPENJDK_TARGET_OS_TYPE)/native/lib$(strip $2) \
74 $(TOPDIR)/src/$(strip $1)/share/native/lib$(strip $2)))
75
76 ################################################################################
77 # Find a library
78 # Param 1 - module name
79 # Param 2 - library name
80 # Param 3 - optional subdir for library
81 FindLib = \
82 $(call FindLibDirForModule, \
83 $(strip $1))$(strip $3)/$(LIBRARY_PREFIX)$(strip $2)$(SHARED_LIBRARY_SUFFIX)
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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)
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