286N/A# Copyright (c) 2005, 2009, Oracle
and/or its affiliates. All rights reserved.
286N/A# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
286N/A# This code is free software; you can redistribute it
and/or modify it
286N/A# under the terms of the GNU General Public License version 2 only, as
286N/A# published by the Free Software Foundation.
286N/A# This code is distributed in the hope that it will be useful, but WITHOUT
286N/A# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
286N/A# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
286N/A# version 2 for more details (a copy is included in the LICENSE file that
286N/A# accompanied this code).
286N/A# You should have received a copy of the GNU General Public License version
286N/A# 2 along with this work; if not, write to the Free Software Foundation,
286N/A# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
286N/A# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
286N/A# Rules to build signal interposition library, used by
vm.make 286N/A# libjsig[_g].so: signal interposition library
286N/AJSIG_G = $(JSIG)$(G_SUFFIX)
286N/ALIBJSIG_G = lib$(JSIG_G).so
286N/ADEST_JSIG = $(JDK_LIBDIR)/$(LIBJSIG)
286N/ALIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig
# On Linux we really dont want a mapfile, as this library is small
# and preloaded using LD_PRELOAD, making functions private will
# cause problems with interposing. See CR: 6466665
# LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE))
LFLAGS_JSIG += -D_GNU_SOURCE -D_REENTRANT $(LDFLAGS_HASH_STYLE)
# DEBUG_BINARIES overrides everything, use full -g debug information
ifeq ($(DEBUG_BINARIES), true)
$(LIBJSIG): $(JSIGSRCDIR)/
jsig.c $(LIBJSIG_MAPFILE)
@echo Making signal interposition lib...
$(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
$(LFLAGS_JSIG) $(JSIG_DEBUG_CFLAGS) -o $@ $< -ldl
$(QUIETLY) [ -f $(LIBJSIG_G) ] || { ln -s $@ $(LIBJSIG_G); }
@echo "Copying $(LIBJSIG) to $(DEST_JSIG)"
$(QUIETLY) cp -f $(LIBJSIG) $(DEST_JSIG) && echo "Done"