libc/Makefile.in

   1 # Makefile for uClibc
   2 #
   3 # Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
   4 #
   5 # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
   6 #
   7
   8 libc_DIR := $(top_srcdir)libc
   9 libc_OUT := $(top_builddir)libc
  10
  11 # Check if the target architecture has a version script for
  12 # libc, and if so, include it when linking.
  13 VERSION_SCRIPT := $(wildcard $(libc_DIR)/sysdeps/linux/$(TARGET_ARCH)/libc.map)
  14 ifneq ($(VERSION_SCRIPT),)
  15 VERSION_SCRIPT := --version-script $(VERSION_SCRIPT)
  16 endif
  17
  18 LDFLAGS-libc.so := $(LDFLAGS) $(VERSION_SCRIPT) -init __uClibc_init
  19
  20 LIBS-libc.so := $(interp) $(ldso) $(top_builddir)lib/$(NONSHARED_LIBNAME)
  21
  22 # we have SHARED_MAJORNAME=libc.so.$(MAJOR_VERSION) defined in Rules.mak
  23 libc_FULL_NAME := libuClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
  24
  25 # this comes first, so duplicate removal works correctly
  26 include $(libc_DIR)/sysdeps/Makefile.in
  27
  28 include $(libc_DIR)/misc/Makefile.in
  29 include $(libc_DIR)/pwd_grp/Makefile.in
  30 include $(libc_DIR)/stdio/Makefile.in
  31 include $(libc_DIR)/string/Makefile.in
  32 include $(libc_DIR)/termios/Makefile.in
  33 include $(libc_DIR)/inet/Makefile.in
  34 include $(libc_DIR)/signal/Makefile.in
  35 include $(libc_DIR)/stdlib/Makefile.in
  36 include $(libc_DIR)/unistd/Makefile.in
  37
  38 ifeq ($(DOPIC),y)
  39 libc-a-y = $(libc-y:.o=.os) $(libc-static-y:.o=.os)
  40 else
  41 libc-a-y = $(libc-y) $(libc-static-y)
  42 endif
  43
  44 ifeq ($(DOMULTI),n)
  45 libc-so-y = $(libc-y:.o=.os) $(libc-shared-y)
  46 else
  47 all_sources = $(libc-y:.o=.c)
  48 all_sources += $(libc-shared-y:.oS=.c)
  49 libc-multi-y = $(filter-out $(libc-nomulti-y:.o=.c),$(all_sources))
  50 endif
  51
  52 lib-a-y += $(top_builddir)lib/libc.a
  53 lib-so-y += $(libc)
  54 objclean-y += libc_clean
  55
  56 ifeq ($(DOMULTI),n)
  57 $(libc:.$(MAJOR_VERSION)=): $(libc_OUT)/libc_so.a $(LIBS-libc.so)
  58         $(call link.so,$(libc_FULL_NAME),$(MAJOR_VERSION))
  59 else
  60 $(libc:.$(MAJOR_VERSION)=): $(libc_OUT)/libc.oS $(libc-nomulti-y:.o=.oS) | $(LIBS-libc.so)
  61         $(do_strip)
  62         $(call linkm.so,$(libc_FULL_NAME),$(MAJOR_VERSION))
  63 endif
  64         $(Q)$(RM) $@
  65         $(Q)cp $(top_srcdir)extra/scripts/format.lds $@
  66 ifeq ($(COMPAT_ATEXIT),y)
  67         $(Q)echo "GROUP ( $(NONSHARED_LIBNAME) $(SHARED_MAJORNAME) $(ASNEEDED) )" >> $@
  68 else
  69         $(Q)echo "GROUP ( $(SHARED_MAJORNAME) $(NONSHARED_LIBNAME) $(ASNEEDED) )" >> $@
  70 endif
  71
  72 $(libc_OUT)/libc_so.a: $(libc-so-y) | $(top_builddir)lib/libc.a $(top_builddir)lib/$(NONSHARED_LIBNAME)
  73         $(Q)$(RM) $@
  74 ifeq ($(DOPIC),y)
  75         $(Q)$(STRIPTOOL) $(STRIP_FLAGS) $(libc-shared-y)
  76 else
  77         $(do_strip)
  78 endif
  79         $(do_ar)
  80
  81 $(libc_OUT)/libc.oS: $(libc-multi-y) | $(top_builddir)lib/libc.a $(top_builddir)lib/$(NONSHARED_LIBNAME)
  82         $(Q)$(RM) $@
  83         $(compile-m)
  84         #(do_t_strip)
  85
  86 $(top_builddir)lib/libc.a: $(libc-a-y) | $(crt-y)
  87         $(Q)$(INSTALL) -d $(dir $@)
  88         $(Q)$(RM) $@
  89         $(do_strip)
  90         $(do_ar)
  91
  92 libc_clean:
  93         $(RM) $(libc_OUT)/*.{o,os,oS,a}