Mercurial > hg > CbC > CbC_gcc
annotate libgcc/config/t-slibgcc-darwin @ 63:b7f97abdc517 gcc-4.6-20100522
update gcc from gcc-4.5.0 to gcc-4.6
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 24 May 2010 12:47:05 +0900 |
| parents | 77e2b8dfacca |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 # Build a shared libgcc library with the darwin linker. |
| 2 SHLIB_SOVERSION = 1 | |
| 3 SHLIB_VERSTRING = -compatibility_version $(SHLIB_SOVERSION) -current_version $(SHLIB_SOVERSION).0 | |
| 4 SHLIB_EXT = .dylib | |
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5 SHLIB_INSTALL_NAME = @shlib_base_name@.$(SHLIB_SOVERSION)$(SHLIB_EXT) |
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6 SHLIB_SONAME = @shlib_base_name@$(SHLIB_EXT) |
| 0 | 7 SHLIB_SOLINK = @shlib_base_name@.so |
| 8 SHLIB_MAP = @shlib_map_file@ | |
| 9 SHLIB_OBJS = @shlib_objs@ | |
| 10 SHLIB_DIR = @multilib_dir@ | |
| 11 SHLIB_LC = -lc | |
| 12 | |
| 13 # Darwin only searches in /usr/lib for shared libraries, not in subdirectories, | |
| 14 # so the libgcc variants have different names not different locations. | |
| 15 # Note that this version is used for the loader, not the linker; the linker | |
| 16 # uses the stub versions named by the versioned members of $(INSTALL_FILES). | |
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17 |
| 0 | 18 SHLIB_LINK = $(CC) $(LIBGCC2_CFLAGS) -dynamiclib -nodefaultlibs \ |
| 19 -install_name @shlib_slibdir@/$(SHLIB_INSTALL_NAME) \ | |
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20 -single_module -o $(SHLIB_DIR)/$(SHLIB_SONAME) \ |
| 0 | 21 -Wl,-exported_symbols_list,$(SHLIB_MAP) \ |
| 22 $(SHLIB_VERSTRING) \ | |
| 23 @multilib_flags@ $(SHLIB_OBJS) $(SHLIB_LC) | |
| 24 | |
| 25 SHLIB_MKMAP = $(gcc_srcdir)/mkmap-flat.awk | |
| 26 SHLIB_MKMAP_OPTS = -v leading_underscore=1 | |
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27 SHLIB_MAPFILES += $(gcc_srcdir)/libgcc-std.ver $(gcc_srcdir)/libgcc-libsystem.ver |
| 0 | 28 |
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29 # we're only going to build the stubs if the target slib is /usr/lib |
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30 # there is no other case in which they're useful in a live system. |
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31 ifeq (/usr/lib,$(shlib_slibdir)) |
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32 LGCC_STUBS = libgcc_s.10.4.dylib libgcc_s.10.5.dylib |
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33 else |
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34 LGCC_STUBS = |
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35 endif |
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36 |
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37 LGCC_FILES = libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT) |
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38 LGCC_FILES += $(LGCC_STUBS) |
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39 LEXT_STUBS = libgcc_ext.10.4$(SHLIB_EXT) libgcc_ext.10.5$(SHLIB_EXT) |
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40 LGCC_FILES += $(LEXT_STUBS) |
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41 INSTALL_FILES=$(LGCC_FILES) |
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42 |
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43 # we do our own thing |
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44 SHLIB_INSTALL = |
| 0 | 45 |
| 46 # For the toplevel multilib, build a fat archive including all the multilibs. | |
| 47 ifeq ($(MULTIBUILDTOP),) | |
| 48 | |
| 49 ifeq ($(enable_shared),yes) | |
| 50 all: $(INSTALL_FILES) | |
| 51 install-leaf: install-darwin-libgcc-stubs | |
| 52 endif | |
| 53 | |
| 54 # In order to support -mmacosx-version-min, you need to have multiple | |
| 55 # different libgcc_s libraries that actually get linked against, one for | |
| 56 # each system version supported. They are 'stub' libraries that | |
| 57 # contain no code, just a list of exported symbols. | |
| 58 # The actual use of the libraries is controlled by REAL_LIBGCC_SPEC. | |
| 59 # | |
| 60 # This assumes each multilib corresponds to a different architecture. | |
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61 libgcc_s.%.dylib : all-multi $(SHLIB_VERPFX).%.ver libgcc_s$(SHLIB_EXT) |
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62 MLIBS=`$(CC) --print-multi-lib | sed -e 's/;.*$$//'` ; \ |
| 0 | 63 for mlib in $$MLIBS ; do \ |
| 64 $(STRIP) -o $(@)_T$${mlib} \ | |
| 65 -s $(SHLIB_VERPFX).$(*).ver -c -u \ | |
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66 ../$${mlib}/libgcc/$${mlib}/libgcc_s$(SHLIB_EXT) || exit 1 ; \ |
| 0 | 67 done |
| 68 $(LIPO) -output $@ -create $(@)_T* | |
| 69 rm $(@)_T* | |
| 70 | |
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71 libgcc_ext.%.dylib : all-multi $(SHLIB_VERPFX).%.ver libgcc_s$(SHLIB_EXT) |
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77e2b8dfacca
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72 MLIBS=`$(CC) --print-multi-lib | sed -e 's/;.*$$//'` ; \ |
| 0 | 73 for mlib in $$MLIBS ; do \ |
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74 $(STRIP) -o $(@)_T$${mlib} \ |
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75 -R $(SHLIB_VERPFX).$(*).ver -c -urx \ |
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76 ../$${mlib}/libgcc/$${mlib}/libgcc_s$(SHLIB_EXT) || exit 1 ; \ |
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77e2b8dfacca
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77 done |
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77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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78 $(LIPO) -output $@ -create $(@)_T* |
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77e2b8dfacca
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79 rm $(@)_T* |
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77e2b8dfacca
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80 |
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77e2b8dfacca
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81 libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT): all-multi libgcc_s$(SHLIB_EXT) |
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82 MLIBS=`$(CC) --print-multi-lib | sed -e 's/;.*$$//'` ; \ |
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77e2b8dfacca
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83 for mlib in $$MLIBS ; do \ |
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77e2b8dfacca
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84 cp ../$${mlib}/libgcc/$${mlib}/libgcc_s$(SHLIB_EXT) \ |
| 0 | 85 ./libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT)_T_$${mlib} || exit 1 ; \ |
| 86 done | |
| 87 $(LIPO) -output libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT) \ | |
| 88 -create libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT)_T* | |
| 89 rm libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT)_T* | |
| 90 | |
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91 install-darwin-libgcc-stubs : |
| 0 | 92 $(mkinstalldirs) $(DESTDIR)$(slibdir) |
| 93 for d in $(INSTALL_FILES) ; do \ | |
| 94 $(INSTALL_DATA) $$d $(DESTDIR)$(slibdir)/$$d || exit 1 ; \ | |
| 95 done | |
| 96 if [ -f $(DESTDIR)$(slibdir)/libgcc_s_ppc64.1.dylib ]; then \ | |
| 97 rm -f $(DESTDIR)$(slibdir)/libgcc_s_ppc64.1.dylib; \ | |
| 98 else true; fi | |
| 99 $(LN_S) libgcc_s.1.dylib \ | |
| 100 $(DESTDIR)$(slibdir)/libgcc_s_ppc64.1.dylib | |
| 101 if [ -f $(DESTDIR)$(slibdir)/libgcc_s_x86_64.1.dylib ]; then \ | |
| 102 rm -f $(DESTDIR)$(slibdir)/libgcc_s_x86_64.1.dylib; \ | |
| 103 else true; fi | |
| 104 $(LN_S) libgcc_s.1.dylib \ | |
| 105 $(DESTDIR)$(slibdir)/libgcc_s_x86_64.1.dylib | |
| 106 | |
| 107 else | |
| 108 | |
| 109 # Do not install shared libraries for any other multilibs. Unless | |
| 110 # we're putting them in the gcc directory during a build, for | |
| 111 # compatibility with the pre-top-level layout. In that case we | |
| 112 # need symlinks. | |
| 113 | |
| 114 ifeq ($(enable_shared),yes) | |
| 115 all: install-darwin-libgcc-links | |
| 116 endif | |
| 117 | |
| 118 install-darwin-libgcc-links: | |
| 119 $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR) | |
| 120 for file in $(INSTALL_FILES); do \ | |
| 121 rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \ | |
| 122 $(LN_S) ../$$file $(gcc_objdir)$(MULTISUBDIR)/; \ | |
| 123 done | |
| 124 | |
| 125 rm -f $(gcc_objdir)$(MULTISUBDIR)/libgcc_s_x86_64.1.dylib | |
| 126 $(LN_S) libgcc_s.1.dylib \ | |
| 127 $(gcc_objdir)$(MULTISUBDIR)/libgcc_s_x86_64.1.dylib | |
| 128 | |
| 129 rm -f $(gcc_objdir)$(MULTISUBDIR)/libgcc_s_ppc64.1.dylib | |
| 130 $(LN_S) libgcc_s.1.dylib \ | |
| 131 $(gcc_objdir)$(MULTISUBDIR)/libgcc_s_ppc64.1.dylib | |
| 132 | |
| 133 endif |