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1 # Build libunwind for ELF with the GNU linker.
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2
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3 # Use unwind-dw2-fde-glibc
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4 LIBUNWIND = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde-glibc.c
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5 LIBUNWINDDEP = unwind.inc unwind-dw2-fde.h unwind-dw2-fde.c
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6
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7 SHLIBUNWIND_SOVERSION = 7
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8 SHLIBUNWIND_SONAME = @shlib_base_name@.so.$(SHLIBUNWIND_SOVERSION)
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9
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10 SHLIBUNWIND_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared \
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11 -nodefaultlibs -Wl,-h,$(SHLIBUNWIND_SONAME) \
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12 -Wl,-z,text -Wl,-z,defs -o $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME).tmp \
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13 @multilib_flags@ $(SHLIB_OBJS) -lc && \
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14 rm -f $(SHLIB_DIR)/$(SHLIB_SOLINK) && \
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15 if [ -f $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) ]; then \
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16 mv -f $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) \
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17 $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME).backup; \
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18 else true; fi && \
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19 mv $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME).tmp \
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20 $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) && \
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21 $(LN_S) $(SHLIBUNWIND_SONAME) $(SHLIB_DIR)/$(SHLIB_SOLINK)
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22
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23 # $(slibdir) double quoted to protect it from expansion while building
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24 # libgcc.mk. We want this delayed until actual install time.
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25 SHLIBUNWIND_INSTALL = \
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26 $$(SHELL) $$(srcdir)/mkinstalldirs $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL); \
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27 $(INSTALL_DATA) $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) \
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28 $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIBUNWIND_SONAME); \
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29 rm -f $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK); \
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30 $(LN_S) $(SHLIBUNWIND_SONAME) \
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31 $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK)
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