1 # 2 # Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved. 3 # Copyright (c) 2012, 2013 SAP SE. All rights reserved. 4 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 # 6 # This code is free software; you can redistribute it and/or modify it 7 # under the terms of the GNU General Public License version 2 only, as 8 # published by the Free Software Foundation. 9 # 10 # This code is distributed in the hope that it will be useful, but WITHOUT 11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 # version 2 for more details (a copy is included in the LICENSE file that 14 # accompanied this code). 15 # 16 # You should have received a copy of the GNU General Public License version 17 # 2 along with this work; if not, write to the Free Software Foundation, 18 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 # 20 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 # or visit www.oracle.com if you need additional information or have any 22 # questions. 23 # 24 # 25 26 # Rules to build signal interposition library, used by vm.make 27 28 # libjsig.so: signal interposition library 29 JSIG = jsig 30 LIBJSIG = lib$(JSIG).so 31 32 LIBJSIG_DEBUGINFO = lib$(JSIG).debuginfo 33 LIBJSIG_DIZ = lib$(JSIG).diz 34 35 JSIGSRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/vm 36 37 DEST_JSIG = $(JDK_LIBDIR)/$(LIBJSIG) 38 DEST_JSIG_DEBUGINFO = $(JDK_LIBDIR)/$(LIBJSIG_DEBUGINFO) 39 DEST_JSIG_DIZ = $(JDK_LIBDIR)/$(LIBJSIG_DIZ) 40 41 LIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig 42 43 # On Linux we really dont want a mapfile, as this library is small 44 # and preloaded using LD_PRELOAD, making functions private will 45 # cause problems with interposing. See CR: 6466665 46 # LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE)) 47 48 LFLAGS_JSIG += -D_GNU_SOURCE -D_REENTRANT $(LDFLAGS_HASH_STYLE) 49 50 LFLAGS_JSIG += $(BIN_UTILS) 51 52 # DEBUG_BINARIES overrides everything, use full -g debug information 53 ifeq ($(DEBUG_BINARIES), true) 54 JSIG_DEBUG_CFLAGS = -g 55 endif 56 57 $(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE) 58 @echo $(LOG_INFO) Making signal interposition lib... 59 $(QUIETLY) $(CXX) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \ 60 $(LFLAGS_JSIG) $(JSIG_DEBUG_CFLAGS) -o $@ $< -ldl 61 62 #ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 63 # $(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJSIG_DEBUGINFO) 64 # $(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJSIG_DEBUGINFO) $@ 65 # ifeq ($(STRIP_POLICY),all_strip) 66 # $(QUIETLY) $(STRIP) $@ 67 # else 68 # ifeq ($(STRIP_POLICY),min_strip) 69 # $(QUIETLY) $(STRIP) -g $@ 70 # # implied else here is no stripping at all 71 # endif 72 # endif 73 # ifeq ($(ZIP_DEBUGINFO_FILES),1) 74 # $(ZIPEXE) -q -y $(LIBJSIG_DIZ) $(LIBJSIG_DEBUGINFO) 75 # $(RM) $(LIBJSIG_DEBUGINFO) 76 # endif 77 #endif 78 79 install_jsig: $(LIBJSIG) 80 @echo "Copying $(LIBJSIG) to $(DEST_JSIG)" 81 $(QUIETLY) test -f $(LIBJSIG_DEBUGINFO) && \ 82 $(CP) -f $(LIBJSIG_DEBUGINFO) $(DEST_JSIG_DEBUGINFO) 83 $(QUIETLY) test -f $(LIBJSIG_DIZ) && \ 84 $(CP) -f $(LIBJSIG_DIZ) $(DEST_JSIG_DIZ) 85 $(QUIETLY) $(CP) -f $(LIBJSIG) $(DEST_JSIG) && echo "Done" 86 87 .PHONY: install_jsig