# Build libunwind for ELF with the GNU linker.

# Use unwind-dw2-fde-glibc
LIBUNWIND = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde-glibc.c
LIBUNWINDDEP = unwind.inc unwind-dw2-fde.h unwind-dw2-fde.c

SHLIBUNWIND_SOVERSION = 7
SHLIBUNWIND_SONAME = @shlib_so_name@.so.$(SHLIBUNWIND_SOVERSION)
SHLIBUNWIND_NAME = @shlib_dir@@shlib_so_name@.so.$(SHLIBUNWIND_SOVERSION)

SHLIBUNWIND_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared \
	-nodefaultlibs -Wl,-h,$(SHLIBUNWIND_SONAME) \
	-Wl,-z,text -Wl,-z,defs -o $(SHLIBUNWIND_NAME).tmp \
	@multilib_flags@ $(SHLIB_OBJS) -lc && \
	rm -f $(SHLIB_SOLINK) && \
	if [ -f $(SHLIBUNWIND_NAME) ]; then \
	  mv -f $(SHLIBUNWIND_NAME) \
	     $(SHLIBUNWIND_NAME).`basename $(STAGE_PREFIX)`; \
	else true; fi && \
	mv $(SHLIBUNWIND_NAME).tmp $(SHLIBUNWIND_NAME) && \
	$(LN_S) $(SHLIBUNWIND_NAME) $(SHLIB_SOLINK)

# $(slibdir) double quoted to protect it from expansion while building
# libgcc.mk.  We want this delayed until actual install time.
SHLIBUNWIND_INSTALL = \
	$$(SHELL) $$(srcdir)/mkinstalldirs $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL); \
	$(INSTALL_DATA) $(SHLIBUNWIND_NAME) \
	  $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIBUNWIND_SONAME); \
	rm -f $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK); \
	$(LN_S) $(SHLIBUNWIND_SONAME) \
	  $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK)