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+ − 1 #
+ − 2 # Copyright 1998-2005 Sun Microsystems, Inc. All Rights Reserved.
+ − 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ − 4 #
+ − 5 # This code is free software; you can redistribute it and/or modify it
+ − 6 # under the terms of the GNU General Public License version 2 only, as
+ − 7 # published by the Free Software Foundation. Sun designates this
+ − 8 # particular file as subject to the "Classpath" exception as provided
+ − 9 # by Sun in the LICENSE file that accompanied this code.
+ − 10 #
+ − 11 # This code is distributed in the hope that it will be useful, but WITHOUT
+ − 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ − 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ − 14 # version 2 for more details (a copy is included in the LICENSE file that
+ − 15 # accompanied this code).
+ − 16 #
+ − 17 # You should have received a copy of the GNU General Public License version
+ − 18 # 2 along with this work; if not, write to the Free Software Foundation,
+ − 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ − 20 #
+ − 21 # Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ − 22 # CA 95054 USA or visit www.sun.com if you need additional information or
+ − 23 # have any questions.
+ − 24 #
+ − 25
+ − 26 #
+ − 27 # Makefile for linking with mapfiles.
+ − 28 #
+ − 29 # NOTE: Not using a mapfile will expose all your extern functions and
+ − 30 # extern data symbols as part of your interface, so unless your
+ − 31 # extern names are safe from being mistaken as names from other
+ − 32 # libraries, you better use a mapfile, or use a unique naming
+ − 33 # convention on all your extern symbols.
+ − 34 #
+ − 35 # The mapfile will establish versioning by defining the exported interface.
+ − 36 #
+ − 37 # The mapfile can also force certain .o files or elf sections into the
+ − 38 # the different segments of the resulting library/program image.
+ − 39 #
+ − 40 # The macro FILES_m can contain any number of mapfiles.
+ − 41 #
+ − 42
+ − 43 # Always make sure 'all' is the default rule
+ − 44 mapfile_default_rule: all
+ − 45
+ − 46 ifeq ($(PLATFORM), solaris)
+ − 47
+ − 48 ifeq ($(VARIANT), OPT)
+ − 49 # OPT build MUST have a mapfile?
+ − 50 ifndef FILES_m
+ − 51 FILES_m = mapfile-vers
+ − 52 endif
+ − 53
+ − 54 # If we are re-ordering functions in this solaris library, we need to make
+ − 55 # sure that -xF is added to the compile lines. This option is critical and
+ − 56 # enables the functions to be reordered.
+ − 57 ifdef FILES_reorder
+ − 58 CFLAGS_OPT += -xF
+ − 59 CXXFLAGS_OPT += -xF
+ − 60 endif
+ − 61
+ − 62 INIT += $(TEMPDIR)/mapfile-vers
+ − 63
+ − 64 $(TEMPDIR)/mapfile-vers : $(FILES_m) $(FILES_reorder)
+ − 65 $(prep-target)
+ − 66 $(CAT) $(FILES_m) > $@
+ − 67 ifdef FILES_reorder
+ − 68 $(SED) -e 's=OUTPUTDIR=$(OUTPUTDIR)=' $(FILES_reorder) >> $@
+ − 69 endif
+ − 70 endif # VARIANT
+ − 71
+ − 72 ifndef LDNOMAP
+ − 73 LDMAPFLAGS_OPT = -M$(TEMPDIR)/mapfile-vers
+ − 74 LDMAPFLAGS_DBG = $(FILES_m:%=-M%)
+ − 75 endif
+ − 76
+ − 77 endif # PLATFORM
+ − 78
+ − 79
+ − 80 ifeq ($(PLATFORM), linux)
+ − 81
+ − 82 ifeq ($(VARIANT), OPT)
+ − 83 # OPT build MUST have a mapfile?
+ − 84 ifndef FILES_m
+ − 85 FILES_m = mapfile-vers
+ − 86 endif
+ − 87 endif # VARIANT
+ − 88
+ − 89 ifndef LDNOMAP
+ − 90 LDMAPFLAGS_OPT = $(FILES_m:%=-Xlinker -version-script=%)
+ − 91 LDMAPFLAGS_DBG = $(FILES_m:%=-Xlinker -version-script=%)
+ − 92 endif
+ − 93
+ − 94 endif # PLATFORM
+ − 95
+ − 96 LDFLAGS_OPT += $(LDMAPFLAGS_OPT)
+ − 97 LDFLAGS_DBG += $(LDMAPFLAGS_DBG)
+ − 98