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test: disable librt shmtest on non-MMU systems
[uclinux-h8/uClibc.git] / libc / Makefile.in
index 88b6181..3b6a17b 100644 (file)
@@ -1,22 +1,29 @@
 # Makefile for uClibc
 #
-# Copyright (C) 2000 by Lineo, inc.
-# Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
+# Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
 #
 # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
 #
 
-DOMULTI=n
+libc_DIR := $(top_srcdir)libc
+libc_OUT := $(top_builddir)libc
 
-# we have SHARED_MAJORNAME=libc.so.$(MAJOR_VERSION) defined in Rules.mak
-LIB_NAME:=libc
-
-libc_DIR:=$(top_srcdir)libc
-libc_OUT:=$(top_builddir)libc
+# Check if the target architecture has a version script for
+# libc, and if so, include it when linking.
+VERSION_SCRIPT := $(wildcard $(libc_DIR)/sysdeps/linux/$(TARGET_ARCH)/libc.map)
+ifneq ($(VERSION_SCRIPT),)
+VERSION_SCRIPT := -Wl,--version-script,$(VERSION_SCRIPT)
+endif
 
-libc_FULL_NAME:=libuClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
+LDFLAGS-$(UCLIBC_FORMAT_DSBT_ELF)-libc.so := -Wl,--dsbt-index=2
+LDFLAGS-libc.so := $(LDFLAGS) $(VERSION_SCRIPT) -Wl,-init,$(SYMBOL_PREFIX)__uClibc_init
+ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y)
+CFLAGS += -D__USE_STDIO_FUTEXES__
+endif
+LIBS-libc.so := $(interp) $(ldso) $(top_builddir)lib/$(NONSHARED_LIBNAME)
 
-#DIRS:=misc pwd_grp stdio string termios inet signal stdlib sysdeps unistd
+# we have SHARED_LIBNAME=libc.so.$(ABI_VERSION) defined in Rules.mak
+libc_FULL_NAME := libuClibc-$(VERSION).so
 
 # this comes first, so duplicate removal works correctly
 include $(libc_DIR)/sysdeps/Makefile.in
@@ -31,15 +38,67 @@ include $(libc_DIR)/signal/Makefile.in
 include $(libc_DIR)/stdlib/Makefile.in
 include $(libc_DIR)/unistd/Makefile.in
 
-# Check if the target architecture has a version script for
-# libc, and if so, include it when linking.
-VERSION_SCRIPT:=${shell if [ -f $(libc_DIR)/sysdeps/linux/$(TARGET_ARCH)/libc.map ] ; then \
-        echo "--version-script $(libc_DIR)/sysdeps/linux/$(TARGET_ARCH)/libc.map"; fi}
+ifeq ($(DOPIC),y)
+libc-a-y = $(libc-y:.o=.os) $(libc-static-y:.o=.os)
+else
+libc-a-y = $(libc-y) $(libc-static-y)
+endif
+
+ifeq ($(DOMULTI),n)
+libc-so-y = $(libc-y:.o=.os) $(libc-shared-y)
+else
+all_sources = $(libc-y:.o=.c)
+all_sources += $(libc-shared-y:.oS=.c)
+libc-multi-y = $(filter-out $(libc-nomulti-y:.o=.c),$(all_sources))
+endif
+
+lib-a-y += $(top_builddir)lib/libc.a
+lib-gdb-y += $(top_builddir)lib/libc.gdb
+lib-so-y += $(libc.depend)
+objclean-y += CLEAN_libc
+
+OUTPUT_FORMAT = $(CC) $(CFLAGS) -Wl,--verbose 2>&1 | $(SED) -n '/OUTPUT_FORMAT/,/)/p'
+
+ifeq ($(DOMULTI),n)
+$(libc.depend): $(libc_OUT)/libc_so.a $(LIBS-libc.so)
+       $(call link.so,$(libc_FULL_NAME),$(ABI_VERSION))
+else
+$(libc.depend): $(libc_OUT)/libc.oS $(libc-nomulti-y:.o=.oS) | $(LIBS-libc.so)
+       $(call linkm.so,$(libc_FULL_NAME),$(ABI_VERSION))
+endif
+       $(Q)$(RM) $@
+       $(Q)cat $(top_srcdir)extra/scripts/format.lds > $@.tmp
+       $(Q)$(OUTPUT_FORMAT) >> $@.tmp
+ifeq ($(COMPAT_ATEXIT),y)
+       $(Q)echo "GROUP ( $(NONSHARED_LIBNAME) $(SHARED_LIBNAME) $(ASNEEDED) )" >> $@.tmp
+else
+       $(Q)echo "GROUP ( $(SHARED_LIBNAME) $(NONSHARED_LIBNAME) $(ASNEEDED) )" >> $@.tmp
+endif
+       $(Q)mv $@.tmp $@
+
+$(libc_OUT)/libc_so.a: $(libc-so-y) | $(top_builddir)lib/libc.a $(top_builddir)lib/$(NONSHARED_LIBNAME)
+       $(Q)$(RM) $@
+ifeq ($(DOPIC),y)
+       $(Q)$(STRIPTOOL) $(STRIP_FLAGS) $(libc-shared-y)
+else
+       $(do_strip)
+endif
+       $(do_ar)
+
+$(libc_OUT)/libc.oS: $(libc-multi-y) | $(top_builddir)lib/libc.a $(top_builddir)lib/$(NONSHARED_LIBNAME)
+       $(Q)$(RM) $@
+       $(compile-m)
 
-EXTRA_LINK_OPTS:=$(VERSION_SCRIPT) -init __uClibc_init
-EXTRA_LINK_LIBS:=$(libc_OUT)/misc/internals/interp.os $(top_builddir)lib/$(UCLIBC_LDSO) $(LIBGCC) # $(LDADD_LIBFLOAT)
+$(top_builddir)lib/libc.a: $(libc-a-y) | $(crt-y)
+       $(Q)$(INSTALL) -d $(dir $@)
+       $(Q)$(RM) $@
+       $(do_ar)
 
-objclean-y+=libc_clean
+# We use libc_so.a so that we can compile the shared library with special
+# flags - i.e. -mleaf-id-shared-library.  The static libc.a needs to be
+# compiled without it.
+$(top_builddir)lib/libc.gdb: $(libc_OUT)/libc_so.a $(LINK_FLAT_CRTS)
+       $(call link-flat.so,$(@:.gdb=),$(UCLIBC_SHARED_FLAT_ID))
 
-lib-a-y+=$(top_builddir)lib/libc.a crt-y
-lib-so-y+=$(top_builddir)lib/libc.so $(top_builddir)lib/$(NONSHARED_LIBNAME) crt-y other-y
+CLEAN_libc:
+       $(do_rm) $(addprefix $(libc_OUT)/*., o os oS a)