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25
26################################################################################
27# Create the libjsig.so shared library
28
29default: all
30
31include $(SPEC)
32include MakeBase.gmk
33include NativeCompilation.gmk
34
35ifneq ($(OPENJDK_TARGET_OS), windows)
36  ifeq ($(STATIC_BUILD), false)
37    ifeq ($(OPENJDK_TARGET_OS), linux)
38      LIBJSIG_CFLAGS := -fPIC -D_GNU_SOURCE -D_REENTRANT $(EXTRA_CFLAGS)
39      LIBJSIG_LDFLAGS := $(LDFLAGS_HASH_STYLE) $(EXTRA_CFLAGS)
40      LIBJSIG_LIBS := $(LIBDL)
41
42      # NOTE: The old build compiled this library without -soname.
43      # To emulate this, we need to clear out SET_SHARED_LIBRARY_NAME.
44      SET_SHARED_LIBRARY_NAME :=
45
46      # Flags for other CPUs can be provided in EXTRA_CFLAGS
47      ifeq ($(OPENJDK_TARGET_CPU), x86_64)
48        LIBJSIG_CPU_FLAGS := -m64
49      else ifeq ($(OPENJDK_TARGET_CPU), x86)
50        LIBJSIG_CPU_FLAGS := -m32 -march=i586
51      else ifeq ($(OPENJDK_TARGET_CPU), ppc64)
52        LIBJSIG_CPU_FLAGS := -mcpu=powerpc64 -mtune=power5
53      else ifeq ($(OPENJDK_TARGET_CPU), ppc64le)
54        LIBJSIG_CPU_FLAGS := -DABI_ELFv2 -mcpu=power8 -mtune=power8
55      else ifeq ($(OPENJDK_TARGET_CPU), s390x)
56        LIBJSIG_CPU_FLAGS := -mbackchain -march=z10
57      endif
58
59    else ifeq ($(OPENJDK_TARGET_OS), solaris)
60      LIBJSIG_CFLAGS := -m64 -KPIC -mt
61      LIBJSIG_LDFLAGS := -m64 -mt -xnolib
62      LIBJSIG_LIBS := $(LIBDL)
63
64      # NOTE: The old build compiled this library without -soname.
65      # To emulate this, we need to clear out SET_SHARED_LIBRARY_NAME.
66      SET_SHARED_LIBRARY_NAME :=
67
68    else ifeq ($(OPENJDK_TARGET_OS), aix)
69      LIBJSIG_CFLAGS := -q64 -D_GNU_SOURCE -D_REENTRANT -qpic=large
70      LIBJSIG_LDFLAGS := -b64 -bexpall -G -bnoentry -qmkshrobj -brtl -bnolibpath -bernotok
71      LIBJSIG_LIBS := $(LIBDL)
72
73      # NOTE: The old build compiled this library without -soname.
74      # To emulate this, we need to clear out SET_SHARED_LIBRARY_NAME.
75      SET_SHARED_LIBRARY_NAME :=
76
77    else ifeq ($(OPENJDK_TARGET_OS), macosx)
78      LIBJSIG_CFLAGS := -m64 -D_GNU_SOURCE -pthread -mno-omit-leaf-frame-pointer -mstack-alignment=16 -fPIC
79      LIBJSIG_LDFLAGS := $(LDFLAGS_HASH_STYLE)
80    else
81      $(error Unknown target OS $(OPENJDK_TARGET_OS) in CompileLibjsig.gmk)
82    endif
83
84    LIBJSIG_SRC_FILE := $(HOTSPOT_TOPDIR)/src/os/$(HOTSPOT_TARGET_OS)/vm/jsig.c
85    LIBJSIG_MAPFILE := $(wildcard $(HOTSPOT_TOPDIR)/make/mapfiles/libjsig/mapfile-vers-$(OPENJDK_TARGET_OS))
86    LIBJSIG_OUTPUTDIR := $(HOTSPOT_OUTPUTDIR)/libjsig
87
88    LIBJSIG_LDFLAGS += $(SHARED_LIBRARY_FLAGS)
89
90    LIB_OUTPUTDIR := $(call FindLibDirForModule, java.base)
91
92    $(eval $(call SetupNativeCompilation, BUILD_LIBJSIG, \
93        LIBRARY := jsig, \
94        EXTRA_FILES := $(LIBJSIG_SRC_FILE), \
95        OUTPUT_DIR := $(LIB_OUTPUTDIR), \
96        LANG := C, \
97        CFLAGS := $(LIBJSIG_CFLAGS) $(LIBJSIG_CPU_FLAGS), \
98        LDFLAGS := $(LIBJSIG_LDFLAGS) $(LIBJSIG_CPU_FLAGS), \
99        LIBS := $(LIBJSIG_LIBS), \
100        MAPFILE := $(LIBJSIG_MAPFILE), \
101        OBJECT_DIR := $(LIBJSIG_OUTPUTDIR)/objs, \
102    ))
103
104    TARGETS += $(BUILD_LIBJSIG)
105
106    ############################################################################
107    # Create symlinks in each variant sub dir
108    ifeq ($(OPENJDK_TARGET_OS), macosx)
109      DEBUG_INFO_SUFFIX := $(SHARED_LIBRARY_SUFFIX).dSYM
110    else
111      DEBUG_INFO_SUFFIX := .debuginfo
112    endif
113
114    # $1 variant subdir
115    define CreateSymlinks
116      # Always symlink from libdir/variant/libjsig.so -> ../libjsig.so and
117      # the corresponding debuginfo.
118      $(LIB_OUTPUTDIR)/$1/$(call SHARED_LIBRARY,jsig): \
119          $(LIB_OUTPUTDIR)/$(call SHARED_LIBRARY,jsig)
120		$$(call MakeDir, $$(@D))
121		$(RM) $$@
122		$(LN) -s ../$$(@F) $$@
123
124      TARGETS += $(LIB_OUTPUTDIR)/$1/$(call SHARED_LIBRARY,jsig)
125
126      ifeq ($(COPY_DEBUG_SYMBOLS), true)
127        $(LIB_OUTPUTDIR)/$1/$(LIBRARY_PREFIX)jsig$(DEBUG_INFO_SUFFIX): \
128            $(LIB_OUTPUTDIR)/$(call SHARED_LIBRARY,jsig)
129		$$(call MakeDir, $$(@D))
130		$(RM) $$@
131		$(LN) -s ../$$(@F) $$@
132
133        TARGETS += $(LIB_OUTPUTDIR)/$1/$(LIBRARY_PREFIX)jsig$(DEBUG_INFO_SUFFIX)
134
135        ifeq ($(ZIP_EXTERNAL_DEBUG_SYMBOLS), true)
136          $(LIB_OUTPUTDIR)/$1/$(LIBRARY_PREFIX)jsig.diz: \
137              $(LIB_OUTPUTDIR)/$1/$(LIBRARY_PREFIX)jsig$(DEBUG_INFO_SUFFIX)
138			$(CD) $$(@D) && $(ZIPEXE) -q -y $$@ $$(basename $$(@F))$(DEBUG_INFO_SUFFIX)
139
140          TARGETS += $(LIB_OUTPUTDIR)/$1/$(LIBRARY_PREFIX)jsig.diz
141        endif
142      endif
143    endef
144
145    # The subdir is the same as the variant for client and minimal, for all
146    # others it's server.
147    VARIANT_SUBDIRS := $(filter client minimal, $(JVM_VARIANTS)) \
148        $(if $(filter-out client minimal, $(JVM_VARIANTS)), server)
149    $(foreach v, $(VARIANT_SUBDIRS), $(eval $(call CreateSymlinks,$v)))
150
151    ############################################################################
152
153    include CopyToExplodedJdk.gmk
154
155  endif
156endif
157
158all: $(TARGETS)
159
160.PHONY: all
161