1# Build a shared libgcc library.
2
3SHLIB_EXT = .so
4SHLIB_SOLINK = @shlib_base_name@.so
5SHLIB_SOVERSION = 1
6SHLIB_SONAME = @shlib_base_name@.so.$(SHLIB_SOVERSION)
7SHLIB_MAP = @shlib_map_file@
8SHLIB_OBJS = @shlib_objs@
9SHLIB_DIR = @multilib_dir@
10SHLIB_SLIBDIR_QUAL = @shlib_slibdir_qual@
11SHLIB_LC = -lc
12
13SHLIB_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared -nodefaultlibs \
14	-Wl,-soname,$(SHLIB_SONAME) \
15	-o $(SHLIB_DIR)/$(SHLIB_SONAME).tmp @multilib_flags@ \
16	$(SHLIB_OBJS) $(SHLIB_LC) && \
17	rm -f $(SHLIB_DIR)/$(SHLIB_SOLINK) && \
18	if [ -f $(SHLIB_DIR)/$(SHLIB_SONAME) ]; then \
19	  mv -f $(SHLIB_DIR)/$(SHLIB_SONAME) \
20		$(SHLIB_DIR)/$(SHLIB_SONAME).backup; \
21	else true; fi && \
22	mv $(SHLIB_DIR)/$(SHLIB_SONAME).tmp $(SHLIB_DIR)/$(SHLIB_SONAME) && \
23	$(LN_S) $(SHLIB_SONAME) $(SHLIB_DIR)/$(SHLIB_SOLINK)
24# $(slibdir) double quoted to protect it from expansion while building
25# libgcc.mk.  We want this delayed until actual install time.
26SHLIB_INSTALL = \
27	$$(mkinstalldirs) $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL); \
28	$(INSTALL_DATA) $(SHLIB_DIR)/$(SHLIB_SONAME) \
29	  $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SONAME); \
30	rm -f $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK); \
31	$(LN_S) $(SHLIB_SONAME) \
32	  $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK)
33SHLIB_MKMAP = $(srcdir)/mkmap-flat.awk
34SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver
35