1 # Copyright (C) 2004, 2005 Free Software Foundation, Inc.
3 # This file is part of GCC.
5 # GCC is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3, or (at your option)
10 # GCC is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with GCC; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
19 # Build libunwind for ELF with the GNU linker.
21 # Use unwind-dw2-fde-glibc
22 LIBUNWIND = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde-glibc.c
23 LIBUNWINDDEP = unwind.inc unwind-dw2-fde.h unwind-dw2-fde.c
25 SHLIBUNWIND_SOVERSION = 7
26 SHLIBUNWIND_SONAME = @shlib_base_name@.so.$(SHLIBUNWIND_SOVERSION)
28 SHLIBUNWIND_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared \
29 -nodefaultlibs -Wl,-h,$(SHLIBUNWIND_SONAME) \
30 -Wl,-z,text -Wl,-z,defs -o $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME).tmp \
31 @multilib_flags@ $(SHLIB_OBJS) -lc && \
32 rm -f $(SHLIB_DIR)/$(SHLIB_SOLINK) && \
33 if [ -f $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) ]; then \
34 mv -f $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) \
35 $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME).backup; \
37 mv $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME).tmp \
38 $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) && \
39 $(LN_S) $(SHLIBUNWIND_SONAME) $(SHLIB_DIR)/$(SHLIB_SOLINK)
41 # $(slibdir) double quoted to protect it from expansion while building
42 # libgcc.mk. We want this delayed until actual install time.
43 SHLIBUNWIND_INSTALL = \
44 $$(SHELL) $$(srcdir)/mkinstalldirs $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL); \
45 $(INSTALL_DATA) $(SHLIB_DIR)/$(SHLIBUNWIND_SONAME) \
46 $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIBUNWIND_SONAME); \
47 rm -f $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK); \
48 $(LN_S) $(SHLIBUNWIND_SONAME) \
49 $$(DESTDIR)$$(slibdir)$(SHLIB_SLIBDIR_QUAL)/$(SHLIB_SOLINK)