t-libunwind-elf revision 146895 
1# Build libunwind for ELF with the GNU linker.
2
3# Use unwind-dw2-fde-glibc
4LIBUNWIND = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde-glibc.c
5LIBUNWINDDEP = unwind.inc unwind-dw2-fde.h unwind-dw2-fde.c
6
7SHLIBUNWIND_SOVERSION = 7
8SHLIBUNWIND_SONAME = @shlib_so_name@.so.$(SHLIBUNWIND_SOVERSION)
9SHLIBUNWIND_NAME = @shlib_dir@@shlib_so_name@.so.$(SHLIBUNWIND_SOVERSION)
10
11SHLIBUNWIND_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared \
12	-nodefaultlibs -Wl,-h,$(SHLIBUNWIND_SONAME) \
13	-Wl,-z,text -Wl,-z,defs -o $(SHLIBUNWIND_NAME).tmp \
14	@multilib_flags@ $(SHLIB_OBJS) -lc && \
15	rm -f $(SHLIB_SOLINK) && \
16	if [ -f $(SHLIBUNWIND_NAME) ]; then \
17	  mv -f $(SHLIBUNWIND_NAME) $(SHLIBUNWIND_NAME).backup; \
18	else true; fi && \
19	mv $(SHLIBUNWIND_NAME).tmp $(SHLIBUNWIND_NAME) && \
20	$(LN_S) $(SHLIBUNWIND_NAME) $(SHLIB_SOLINK)
21
22# $(slibdir) double quoted to protect it from expansion while building
23# libgcc.mk.  We want this delayed until actual install time.
24SHLIBUNWIND_INSTALL = \
25	$$(SHELL) $$(srcdir)/mkinstalldirs $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL); \
26	$(INSTALL_DATA) $(SHLIBUNWIND_NAME) \
27	  $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIBUNWIND_SONAME); \
28	rm -f $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK); \
29	$(LN_S) $(SHLIBUNWIND_SONAME) \
30	  $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK)
31