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3960
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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 JSIG_G = $(JSIG)$(G_SUFFIX)
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30
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31 ifeq ($(OS_VENDOR), Darwin)
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32 LIBJSIG = lib$(JSIG).dylib
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33 LIBJSIG_G = lib$(JSIG_G).dylib
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34 else
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35 LIBJSIG = lib$(JSIG).so
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36 LIBJSIG_G = lib$(JSIG_G).so
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37 endif
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38
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39 JSIGSRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/vm
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40
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41 DEST_JSIG = $(JDK_LIBDIR)/$(LIBJSIG)
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42
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43 LIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig
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44
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45 # On Bsd we really dont want a mapfile, as this library is small
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46 # and preloaded using LD_PRELOAD, making functions private will
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47 # cause problems with interposing. See CR: 6466665
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48 # LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE))
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49
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50 LFLAGS_JSIG += -D_GNU_SOURCE -pthread $(LDFLAGS_HASH_STYLE)
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51
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52 # DEBUG_BINARIES overrides everything, use full -g debug information
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53 ifeq ($(DEBUG_BINARIES), true)
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54 JSIG_DEBUG_CFLAGS = -g
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55 endif
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56
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57 $(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
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58 @echo Making signal interposition lib...
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59 $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
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60 $(LFLAGS_JSIG) $(JSIG_DEBUG_CFLAGS) -o $@ $<
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61 $(QUIETLY) [ -f $(LIBJSIG_G) ] || { ln -s $@ $(LIBJSIG_G); }
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62
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63 install_jsig: $(LIBJSIG)
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64 @echo "Copying $(LIBJSIG) to $(DEST_JSIG)"
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65 $(QUIETLY) cp -f $(LIBJSIG) $(DEST_JSIG) && echo "Done"
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66
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67 .PHONY: install_jsig
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