84 lines
3.0 KiB
Makefile
84 lines
3.0 KiB
Makefile
#
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# Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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#
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# Rules to build signal interposition library, used by vm.make
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# libjsig.so: signal interposition library
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JSIG = jsig
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LIBJSIG = lib$(JSIG).so
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LIBJSIG_DEBUGINFO = lib$(JSIG).debuginfo
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LIBJSIG_DIZ = lib$(JSIG).diz
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JSIGSRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/vm
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DEST_JSIG = $(JDK_LIBDIR)/$(LIBJSIG)
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DEST_JSIG_DEBUGINFO = $(JDK_LIBDIR)/$(LIBJSIG_DEBUGINFO)
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DEST_JSIG_DIZ = $(JDK_LIBDIR)/$(LIBJSIG_DIZ)
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LIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig
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# On Linux we really dont want a mapfile, as this library is small
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# and preloaded using LD_PRELOAD, making functions private will
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# cause problems with interposing. See CR: 6466665
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# LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE))
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LFLAGS_JSIG += -D_GNU_SOURCE -D_REENTRANT $(LDFLAGS_HASH_STYLE)
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# DEBUG_BINARIES overrides everything, use full -g debug information
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ifeq ($(DEBUG_BINARIES), true)
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JSIG_DEBUG_CFLAGS = -g
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endif
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$(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
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@echo Making signal interposition lib...
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$(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
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$(LFLAGS_JSIG) $(JSIG_DEBUG_CFLAGS) $(EXTRA_CFLAGS) -o $@ $< -ldl
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ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
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$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJSIG_DEBUGINFO)
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$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJSIG_DEBUGINFO) $@
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ifeq ($(STRIP_POLICY),all_strip)
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$(QUIETLY) $(STRIP) $@
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else
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ifeq ($(STRIP_POLICY),min_strip)
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$(QUIETLY) $(STRIP) -g $@
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# implied else here is no stripping at all
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endif
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endif
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ifeq ($(ZIP_DEBUGINFO_FILES),1)
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$(ZIPEXE) -q -y $(LIBJSIG_DIZ) $(LIBJSIG_DEBUGINFO)
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$(RM) $(LIBJSIG_DEBUGINFO)
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endif
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endif
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install_jsig: $(LIBJSIG)
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@echo "Copying $(LIBJSIG) to $(DEST_JSIG)"
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$(QUIETLY) test ! -f $(LIBJSIG_DEBUGINFO) || \
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$(CP) -f $(LIBJSIG_DEBUGINFO) $(DEST_JSIG_DEBUGINFO)
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$(QUIETLY) test ! -f $(LIBJSIG_DIZ) || \
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$(CP) -f $(LIBJSIG_DIZ) $(DEST_JSIG_DIZ)
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$(QUIETLY) $(CP) -f $(LIBJSIG) $(DEST_JSIG) && echo "Done"
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.PHONY: install_jsig
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