| 1 | #
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| 2 | # Copyright (c) 2005, 2009, Oracle and/or its affiliates. All rights reserved.
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| 3 | # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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| 4 | #
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| 5 | # This code is free software; you can redistribute it and/or modify it
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| 6 | # under the terms of the GNU General Public License version 2 only, as
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| 7 | # published by the Free Software Foundation.
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| 8 | #
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| 9 | # This code is distributed in the hope that it will be useful, but WITHOUT
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| 10 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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| 11 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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| 12 | # version 2 for more details (a copy is included in the LICENSE file that
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| 13 | # accompanied this code).
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| 14 | #
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| 15 | # You should have received a copy of the GNU General Public License version
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| 16 | # 2 along with this work; if not, write to the Free Software Foundation,
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| 17 | # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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| 18 | #
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| 19 | # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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| 20 | # or visit www.oracle.com if you need additional information or have any
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| 21 | # questions.
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| 22 | #
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| 23 | #
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| 24 |
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| 25 | # Rules to build signal interposition library, used by vm.make
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| 26 |
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| 27 | # libjsig[_g].so: signal interposition library
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| 28 | JSIG = jsig
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| 29 | LIBJSIG = lib$(JSIG).so
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| 30 |
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| 31 | JSIG_G = $(JSIG)$(G_SUFFIX)
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| 32 | LIBJSIG_G = lib$(JSIG_G).so
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| 33 |
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| 34 | JSIGSRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/vm
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| 35 |
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| 36 | DEST_JSIG = $(JDK_LIBDIR)/$(LIBJSIG)
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| 37 |
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| 38 | LIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig
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| 39 |
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| 40 | # On Linux we really dont want a mapfile, as this library is small
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| 41 | # and preloaded using LD_PRELOAD, making functions private will
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| 42 | # cause problems with interposing. See CR: 6466665
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| 43 | # LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE))
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| 44 |
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| 45 | LFLAGS_JSIG += -D_GNU_SOURCE -D_REENTRANT $(LDFLAGS_HASH_STYLE)
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| 46 |
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| 47 | # DEBUG_BINARIES overrides everything, use full -g debug information
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| 48 | ifeq ($(DEBUG_BINARIES), true)
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| 49 | JSIG_DEBUG_CFLAGS = -g
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| 50 | endif
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| 51 |
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| 52 | $(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
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| 53 | @echo Making signal interposition lib...
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| 54 | $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
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| 55 | $(LFLAGS_JSIG) $(JSIG_DEBUG_CFLAGS) -o $@ $< -ldl
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| 56 | $(QUIETLY) [ -f $(LIBJSIG_G) ] || { ln -s $@ $(LIBJSIG_G); }
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| 57 |
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| 58 | install_jsig: $(LIBJSIG)
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| 59 | @echo "Copying $(LIBJSIG) to $(DEST_JSIG)"
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| 60 | $(QUIETLY) cp -f $(LIBJSIG) $(DEST_JSIG) && echo "Done"
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| 61 |
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| 62 | .PHONY: install_jsig
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