author | ohair |
Tue, 10 Apr 2012 08:22:03 -0700 | |
changeset 12317 | 9670c1610c53 |
permissions | -rw-r--r-- |
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# |
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# Copyright (c) 1998, 2005, 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. Oracle designates this |
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# particular file as subject to the "Classpath" exception as provided |
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# by Oracle in the LICENSE file that accompanied this code. |
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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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# Makefile for linking with mapfiles. |
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# |
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# NOTE: Not using a mapfile will expose all your extern functions and |
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# extern data symbols as part of your interface, so unless your |
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# extern names are safe from being mistaken as names from other |
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# libraries, you better use a mapfile, or use a unique naming |
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# convention on all your extern symbols. |
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# |
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# The mapfile will establish versioning by defining the exported interface. |
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# |
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# The mapfile can also force certain .o files or elf sections into the |
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# the different segments of the resulting library/program image. |
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# |
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# The macro FILES_m can contain any number of mapfiles. |
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# |
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# Always make sure 'all' is the default rule |
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mapfile_default_rule: all |
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ifeq ($(PLATFORM), solaris) |
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ifeq ($(VARIANT), OPT) |
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# OPT build MUST have a mapfile? |
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ifndef FILES_m |
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FILES_m = mapfile-vers |
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endif |
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# If we are re-ordering functions in this solaris library, we need to make |
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# sure that -xF is added to the compile lines. This option is critical and |
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# enables the functions to be reordered. |
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ifdef FILES_reorder |
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CFLAGS_OPT += -xF |
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CXXFLAGS_OPT += -xF |
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endif |
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INIT += $(TEMPDIR)/mapfile-vers |
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$(TEMPDIR)/mapfile-vers : $(FILES_m) $(FILES_reorder) |
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$(prep-target) |
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$(CAT) $(FILES_m) > $@ |
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ifdef FILES_reorder |
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$(SED) -e 's=OUTPUTDIR=$(OUTPUTDIR)=' $(FILES_reorder) >> $@ |
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endif |
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endif # VARIANT |
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ifndef LDNOMAP |
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LDMAPFLAGS_OPT = -M$(TEMPDIR)/mapfile-vers |
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LDMAPFLAGS_DBG = $(FILES_m:%=-M%) |
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endif |
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endif # PLATFORM |
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ifeq ($(PLATFORM), linux) |
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ifeq ($(VARIANT), OPT) |
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# OPT build MUST have a mapfile? |
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ifndef FILES_m |
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FILES_m = mapfile-vers |
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endif |
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endif # VARIANT |
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ifndef LDNOMAP |
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LDMAPFLAGS_OPT = $(FILES_m:%=-Xlinker -version-script=%) |
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LDMAPFLAGS_DBG = $(FILES_m:%=-Xlinker -version-script=%) |
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endif |
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endif # PLATFORM |
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LDFLAGS_OPT += $(LDMAPFLAGS_OPT) |
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LDFLAGS_DBG += $(LDMAPFLAGS_DBG) |
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