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annotate make/bsd/makefiles/jsig.make @ 20304:a22acf6d7598

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8048112: G1 Full GC needs to support the case when the very first region is not available Summary: Refactor preparation for compaction during Full GC so that it lazily initializes the first compaction point. This also avoids problems later when the first region may not be committed. Also reviewed by K. Barrett. Reviewed-by: brutisso
author tschatzl
date Mon, 21 Jul 2014 10:00:31 +0200
parents f509b8f4699b
children ec0f6ecc0b7a 67d6392ed21e
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1 #
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2 # Copyright (c) 2005, 2013, 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.so: signal interposition library
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28 JSIG = jsig
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29
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30 ifeq ($(OS_VENDOR), Darwin)
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31 LIBJSIG = lib$(JSIG).dylib
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32
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33 LIBJSIG_DEBUGINFO = lib$(JSIG).dylib.dSYM
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34 LIBJSIG_DIZ = lib$(JSIG).diz
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35 else
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36 LIBJSIG = lib$(JSIG).so
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37
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38 LIBJSIG_DEBUGINFO = lib$(JSIG).debuginfo
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39 LIBJSIG_DIZ = lib$(JSIG).diz
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40 endif
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41
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42 JSIGSRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/vm
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43
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44 DEST_JSIG = $(JDK_LIBDIR)/$(LIBJSIG)
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45 DEST_JSIG_DEBUGINFO = $(JDK_LIBDIR)/$(LIBJSIG_DEBUGINFO)
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46 DEST_JSIG_DIZ = $(JDK_LIBDIR)/$(LIBJSIG_DIZ)
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47
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48 LIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig
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49
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50 # On Bsd we really dont want a mapfile, as this library is small
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51 # and preloaded using LD_PRELOAD, making functions private will
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52 # cause problems with interposing. See CR: 6466665
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53 # LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE))
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54
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55 LFLAGS_JSIG += -D_GNU_SOURCE -pthread $(LDFLAGS_HASH_STYLE)
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56
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57 # DEBUG_BINARIES overrides everything, use full -g debug information
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58 ifeq ($(DEBUG_BINARIES), true)
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59 JSIG_DEBUG_CFLAGS = -g
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60 endif
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61
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62 $(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
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63 @echo Making signal interposition lib...
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64 $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
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65 $(LFLAGS_JSIG) $(JSIG_DEBUG_CFLAGS) -o $@ $<
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66 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
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67 ifeq ($(OS_VENDOR), Darwin)
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68 $(DSYMUTIL) $@
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69 ifeq ($(ZIP_DEBUGINFO_FILES),1)
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70 $(ZIPEXE) -q -r -y $(LIBJSIG_DIZ) $(LIBJSIG_DEBUGINFO)
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71 $(RM) -r $(LIBJSIG_DEBUGINFO)
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72 endif
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73 else
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74 $(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJSIG_DEBUGINFO)
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75 $(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJSIG_DEBUGINFO) $@
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76 ifeq ($(STRIP_POLICY),all_strip)
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77 $(QUIETLY) $(STRIP) $@
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78 else
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79 ifeq ($(STRIP_POLICY),min_strip)
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80 $(QUIETLY) $(STRIP) -g $@
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81 # implied else here is no stripping at all
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82 endif
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83 endif
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84 ifeq ($(ZIP_DEBUGINFO_FILES),1)
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85 $(ZIPEXE) -q -y $(LIBJSIG_DIZ) $(LIBJSIG_DEBUGINFO)
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86 $(RM) $(LIBJSIG_DEBUGINFO)
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87 endif
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88 endif
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89 endif
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90
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91 install_jsig: $(LIBJSIG)
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92 @echo "Copying $(LIBJSIG) to $(DEST_JSIG)"
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93 ifeq ($(OS_VENDOR), Darwin)
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94 $(QUIETLY) test -d $(LIBJSIG_DEBUGINFO) && \
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95 cp -f -r $(LIBJSIG_DEBUGINFO) $(DEST_JSIG_DEBUGINFO)
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96 else
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97 $(QUIETLY) test -f $(LIBJSIG_DEBUGINFO) && \
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98 cp -f $(LIBJSIG_DEBUGINFO) $(DEST_JSIG_DEBUGINFO)
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99 endif
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100 $(QUIETLY) test -f $(LIBJSIG_DIZ) && \
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101 cp -f $(LIBJSIG_DIZ) $(DEST_JSIG_DIZ)
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102 $(QUIETLY) cp -f $(LIBJSIG) $(DEST_JSIG) && echo "Done"
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103
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104 .PHONY: install_jsig