cf8e67feb2
PR target/35401 * config/t-slibgcc-darwin: Make install-leaf dependent on install-darwin-libgcc-stubs instead of install. From-SVN: r132819
123 lines
4.6 KiB
Plaintext
123 lines
4.6 KiB
Plaintext
# Build a shared libgcc library with the darwin linker.
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SHLIB_SOVERSION = 1
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SHLIB_VERSTRING = -compatibility_version $(SHLIB_SOVERSION) -current_version $(SHLIB_SOVERSION).0
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SHLIB_EXT = .dylib
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SHLIB_SUFFIX = `if test @multilib_dir@ = ppc64 ; then echo _@multilib_dir@ ; fi`
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SHLIB_INSTALL_NAME = @shlib_base_name@$(SHLIB_SUFFIX).$(SHLIB_SOVERSION)$(SHLIB_EXT)
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SHLIB_SONAME = @shlib_base_name@.$(SHLIB_SOVERSION)$(SHLIB_EXT)
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SHLIB_SOLINK = @shlib_base_name@.so
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SHLIB_MAP = @shlib_map_file@
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SHLIB_OBJS = @shlib_objs@
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SHLIB_DIR = @multilib_dir@
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SHLIB_LC = -lc
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# Darwin only searches in /usr/lib for shared libraries, not in subdirectories,
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# so the libgcc variants have different names not different locations.
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# Note that this version is used for the loader, not the linker; the linker
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# uses the stub versions named by the versioned members of $(INSTALL_FILES).
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SHLIB_LINK = $(CC) $(LIBGCC2_CFLAGS) -dynamiclib -nodefaultlibs \
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-install_name @shlib_slibdir@/$(SHLIB_INSTALL_NAME) \
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-single_module -o $(SHLIB_DIR)/$(SHLIB_SONAME).tmp \
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-Wl,-exported_symbols_list,$(SHLIB_MAP) \
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$(SHLIB_VERSTRING) \
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@multilib_flags@ $(SHLIB_OBJS) $(SHLIB_LC)
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SHLIB_MKMAP = $(gcc_srcdir)/mkmap-flat.awk
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SHLIB_MKMAP_OPTS = -v leading_underscore=1
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SHLIB_MAPFILES += $(gcc_srcdir)/libgcc-std.ver
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INSTALL_FILES=libgcc_s.10.4.dylib libgcc_s.10.5.dylib libgcc_s.1.dylib
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# For the toplevel multilib, build a fat archive including all the multilibs.
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ifeq ($(MULTIBUILDTOP),)
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SHLIB_INSTALL = \
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$(mkinstalldirs) $(DESTDIR)$(slibdir); \
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$(INSTALL_DATA) $(SHLIB_SONAME) \
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$(DESTDIR)$(slibdir)/$(SHLIB_SONAME)
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ifeq ($(enable_shared),yes)
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all: $(INSTALL_FILES)
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install-leaf: install-darwin-libgcc-stubs
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endif
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# In order to support -mmacosx-version-min, you need to have multiple
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# different libgcc_s libraries that actually get linked against, one for
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# each system version supported. They are 'stub' libraries that
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# contain no code, just a list of exported symbols.
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# The actual use of the libraries is controlled by REAL_LIBGCC_SPEC.
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#
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# This assumes each multilib corresponds to a different architecture.
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libgcc_s.%.dylib : $(SHLIB_VERPFX).%.ver libgcc_s$(SHLIB_EXT) all-multi
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$(STRIP) -o $(@)_T \
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-s $(SHLIB_VERPFX).$(*).ver -c -u \
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./libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT).tmp
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MLIBS=`$(CC) --print-multi-lib \
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| sed -e 's/;.*$$//' -e '/^\.$$/d'` ; \
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for mlib in $$MLIBS ; do \
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$(STRIP) -o $(@)_T$${mlib} \
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-s $(SHLIB_VERPFX).$(*).ver -c -u \
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../$${mlib}/libgcc/$${mlib}/libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT).tmp || exit 1 ; \
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done
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$(LIPO) -output $@ -create $(@)_T*
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rm $(@)_T*
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libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT): all-multi libgcc_s$(SHLIB_EXT) \
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libgcc_s.10.4.dylib libgcc_s.10.5.dylib
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cp libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT).tmp \
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./libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT)_T_ || exit 1 ; \
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MLIBS=`$(CC) --print-multi-lib \
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| sed -e 's/;.*$$//' -e '/^\.$$/d'` ; \
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for mlib in $$MLIBS ; do \
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cp ../$${mlib}/libgcc/$${mlib}/libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT).tmp \
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./libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT)_T_$${mlib} || exit 1 ; \
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done
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$(LIPO) -output libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT) \
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-create libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT)_T*
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rm libgcc_s.$(SHLIB_SOVERSION)$(SHLIB_EXT)_T*
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install-darwin-libgcc-stubs : $(INSTALL_FILES)
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$(mkinstalldirs) $(DESTDIR)$(slibdir)
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for d in $(INSTALL_FILES) ; do \
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$(INSTALL_DATA) $$d $(DESTDIR)$(slibdir)/$$d || exit 1 ; \
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done
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if [ -f $(DESTDIR)$(slibdir)/libgcc_s_ppc64.1.dylib ]; then \
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rm -f $(DESTDIR)$(slibdir)/libgcc_s_ppc64.1.dylib; \
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else true; fi
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$(LN_S) libgcc_s.1.dylib \
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$(DESTDIR)$(slibdir)/libgcc_s_ppc64.1.dylib
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if [ -f $(DESTDIR)$(slibdir)/libgcc_s_x86_64.1.dylib ]; then \
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rm -f $(DESTDIR)$(slibdir)/libgcc_s_x86_64.1.dylib; \
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else true; fi
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$(LN_S) libgcc_s.1.dylib \
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$(DESTDIR)$(slibdir)/libgcc_s_x86_64.1.dylib
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else
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# Do not install shared libraries for any other multilibs. Unless
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# we're putting them in the gcc directory during a build, for
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# compatibility with the pre-top-level layout. In that case we
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# need symlinks.
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SHLIB_INSTALL =
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ifeq ($(enable_shared),yes)
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all: install-darwin-libgcc-links
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endif
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install-darwin-libgcc-links:
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$(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
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for file in $(INSTALL_FILES); do \
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rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file; \
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$(LN_S) ../$$file $(gcc_objdir)$(MULTISUBDIR)/; \
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done
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rm -f $(gcc_objdir)$(MULTISUBDIR)/libgcc_s_x86_64.1.dylib
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$(LN_S) libgcc_s.1.dylib \
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$(gcc_objdir)$(MULTISUBDIR)/libgcc_s_x86_64.1.dylib
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rm -f $(gcc_objdir)$(MULTISUBDIR)/libgcc_s_ppc64.1.dylib
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$(LN_S) libgcc_s.1.dylib \
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$(gcc_objdir)$(MULTISUBDIR)/libgcc_s_ppc64.1.dylib
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endif
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