diff options
Diffstat (limited to 'Makerules')
| -rw-r--r-- | Makerules | 24 |
1 files changed, 21 insertions, 3 deletions
@@ -103,8 +103,8 @@ vpath %.x $(subst $(empty) ,:,$(strip $(common-objpfx) $(objpfx) \ # being included individually by a subdir makefile (hurd/Makefile needs this). in-Makerules := yes -ifndef avoid-generated -include $(+sysdir_pfx)sysd-Makefile +ifndef avoid-generated ifneq ($(sysd-Makefile-sysdirs),$(config-sysdirs)) sysd-Makefile-force = FORCE FORCE: @@ -383,15 +383,25 @@ LDLIBS-c.so = $(gnulib) LDFLAGS-c.so += -e __libc_main # We have a versioning file for libc.so. libc-map = $(..)libc.map +# Pre-link the objects of libc_pic.a so that we can locally resolve +# COMMON symbols before we link against ld.so. This is because ld.so +# contains some of libc_pic.a already, which will prevent the COMMONs +# from being allocated in libc.so, which introduces evil dependencies +# between libc.so and ld.so, which can make it impossible to upgrade. +$(common-objpfx)libc_pic.os: $(common-objpfx)libc_pic.a + $(LINK.o) -nostdlib -nostartfiles -r -o $@ \ + -Wl,-d -Wl,--whole-archive $^ # Use our own special initializer and finalizer files for libc.so. $(common-objpfx)libc.so: $(elfobjdir)/soinit.os \ - $(common-objpfx)libc_pic.a \ + $(common-objpfx)libc_pic.os \ $(elfobjdir)/sofini.os $(elfobjdir)/ld.so \ $(libc-map) $(build-shlib) +common-generated += libc.so ifdef libc.so-version $(common-objpfx)libc.so$(libc.so-version): $(common-objpfx)libc.so $(make-link) +common-generated += libc.so$(libc.so-version) endif endif @@ -719,6 +729,7 @@ endef object-suffixes-left := $(versioned) include $(o-iterator) +generated += $(foreach o,$(versioned),$o$($o-version)) ifeq (,$($(subdir)-version)) define o-iterator-doit @@ -824,10 +835,15 @@ install-others-nosubdir: $(install-others) install-%:: install-%-nosubdir ; .PHONY: install install-no-libc.a-nosubdir +ifeq ($(build-programs),yes) install-no-libc.a-nosubdir: install-headers-nosubdir install-data-nosubdir\ install-bin-nosubdir install-lib-nosubdir \ install-others-nosubdir install-rootsbin-nosubdir \ install-sbin-nosubdir +else +install-no-libc.a-nosubdir: install-headers-nosubdir install-data-nosubdir\ + install-lib-nosubdir install-others-nosubdir +endif install: install-no-libc.a-nosubdir # Command to compile $< in $(objdir) using the native libraries. @@ -880,7 +896,9 @@ common-mostlyclean: $(addsuffix .o,$(tests) $(test-srcs) \ $(others)) \ $(addsuffix .out,$(tests) $(test-srcs))) - -rm -f $(addprefix $(objpfx),$(extra-objs) $(install-lib)) + -rm -f $(addprefix $(objpfx),$(extra-objs) $(install-lib) \ + $(install-lib.so) \ + $(install-lib.so:%.so=%_pic.a)) -rm -f core $(common-objpfx)stub-$(subdir) $(rmobjs) define rmobjs |