2012-03-27 23:13:14 +00:00
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# Build a shared libgcc library for PECOFF with a DEF file
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# with the GNU linker.
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#
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# mkmap-flat.awk is used with the pe_dll option to produce a DEF instead
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# of an ELF map file.
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#
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# Warning: If SHLIB_SOVERSION or SHLIB_SONAME are updated, LIBGCC_SONAME
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# in mingw32.h and SHLIB_MKMAP_OPTS below must be updated also.
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SHLIB_EXT = .dll
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SHLIB_IMPLIB = @shlib_base_name@.a
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SHLIB_SOVERSION = 1
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SHLIB_SONAME = @shlib_base_name@_$(EH_MODEL)-$(SHLIB_SOVERSION)$(SHLIB_EXT)
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SHLIB_MAP = @shlib_map_file@
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SHLIB_OBJS = @shlib_objs@
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SHLIB_DIR = @multilib_dir@/shlib
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SHLIB_SLIBDIR_QUAL = @shlib_slibdir_qual@
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# SHLIB_DLLDIR is defined by including one of either t-dlldir or t-dlldir-x
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# (native/cross build respectively) in the tmake_file list in
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# libgcc/config.host.
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ifndef SHLIB_DLLDIR
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$(error SHLIB_DLLDIR must be defined)
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endif
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ifndef SHLIB_PTHREAD_CFLAG
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SHLIB_PTHREAD_CFLAG =
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endif
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ifndef SHLIB_PTHREAD_LDFLAG
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SHLIB_PTHREAD_LDFLAG =
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endif
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SHLIB_LINK = $(LN_S) -f $(SHLIB_MAP) $(SHLIB_MAP).def && \
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if [ ! -d $(SHLIB_DIR) ]; then \
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mkdir $(SHLIB_DIR); \
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else true; fi && \
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$(CC) $(LIBGCC2_CFLAGS) $(SHLIB_PTHREAD_CFLAG) \
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-shared -nodefaultlibs \
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$(SHLIB_MAP).def \
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-Wl,--out-implib,$(SHLIB_DIR)/$(SHLIB_IMPLIB).tmp \
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-o $(SHLIB_DIR)/$(SHLIB_SONAME).tmp @multilib_flags@ \
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$(SHLIB_OBJS) ${SHLIB_PTHREAD_LDFLAG} $(SHLIB_LC) && \
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if [ -f $(SHLIB_DIR)/$(SHLIB_SONAME) ]; then \
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mv -f $(SHLIB_DIR)/$(SHLIB_SONAME) \
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$(SHLIB_DIR)/$(SHLIB_SONAME).backup; \
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else true; fi && \
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mv $(SHLIB_DIR)/$(SHLIB_SONAME).tmp $(SHLIB_DIR)/$(SHLIB_SONAME) && \
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mv $(SHLIB_DIR)/$(SHLIB_IMPLIB).tmp $(SHLIB_DIR)/$(SHLIB_IMPLIB)
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SHLIB_INSTALL = \
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$(mkinstalldirs) $(DESTDIR)$(SHLIB_DLLDIR) \
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$(DESTDIR)$(slibdir)$(SHLIB_SLIBDIR_QUAL); \
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$(INSTALL) $(SHLIB_DIR)/$(SHLIB_SONAME) \
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$(DESTDIR)$(SHLIB_DLLDIR)/$(SHLIB_SONAME); \
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$(INSTALL_DATA) $(SHLIB_DIR)/$(SHLIB_IMPLIB) \
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$(DESTDIR)$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_IMPLIB)
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SHLIB_MKMAP = $(srcdir)/mkmap-flat.awk
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# We'd like to use SHLIB_SONAME here too, but shlib_base_name
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# does not get substituted before mkmap-flat.awk is run.
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SHLIB_MKMAP_OPTS = -v pe_dll=libgcc_s_$(EH_MODEL)-$(SHLIB_SOVERSION)$(SHLIB_EXT)
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2014-09-21 17:33:12 +00:00
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SHLIB_MAPFILES = libgcc-std.ver $(srcdir)/config/i386/libgcc-cygming.ver
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