librt/Makefile.in

   1 # Makefile for uClibc
   2 #
   3 # Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
   4 #
   5 # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
   6 #
   7
   8 subdirs += librt
   9
  10 CFLAGS-librt := -DNOT_IN_libc -DIS_IN_librt $(SSP_ALL_CFLAGS)
  11
  12 LDFLAGS-$(UCLIBC_FORMAT_DSBT_ELF)-librt.so := -Wl,--dsbt-index=9
  13 LDFLAGS-librt.so := $(LDFLAGS)
  14 LIBS-librt.so := $(LIBS)
  15 ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
  16 LIBS-librt.so += $(top_builddir)lib/libpthread.so \
  17         $(CC_FLAG_ASNEEDED) $(top_builddir)lib/libdl.so $(CC_FLAG_NO_ASNEEDED)
  18 endif
  19
  20 librt_FULL_NAME := librt-$(VERSION).so
  21
  22 librt_DIR := $(top_srcdir)librt
  23 librt_OUT := $(top_builddir)librt
  24
  25 librt_SRC := $(notdir $(wildcard $(librt_DIR)/*.c))
  26 librt_filter_SRC :=
  27 ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
  28 librt_filter_SRC += mq_notify.c timer_create.c timer_delete.c \
  29         timer_getoverr.c timer_gettime.c timer_settime.c
  30 # these should really be guarded by ADVANCED_REALTIME, we use them in mq_send.c/mq_receive.c
  31 librt_SSRC := $(wildcard $(librt_DIR)/*.S)
  32 else
  33 librt_filter_SRC += clock_nanosleep.c clock_getcpuclockid.c clock_gettime.c
  34 librt_SSRC :=
  35 endif
  36
  37 librt_filter_SRC += $(if $(UCLIBC_HAS_ADVANCED_REALTIME),, \
  38         spawn.c \
  39         spawn_faction_addclose.c \
  40         spawn_faction_adddup2.c \
  41         spawn_faction_addopen.c \
  42         spawn_faction_init.c)
  43
  44 librt_filter_SRC += $(if $(UCLIBC_HAS_STUBS),,rt_stubs.c)
  45 librt_filter_SRC += $(if $(HAS_NO_THREADS),dso_handle.c)
  46
  47 librt_SRC := $(filter-out $(librt_filter_SRC),$(librt_SRC))
  48 librt_OBJ := $(patsubst %.c,$(librt_OUT)/%.o,$(librt_SRC))
  49 librt_OBJ += $(patsubst $(librt_DIR)/%.S,$(librt_OUT)/%.o,$(librt_SSRC))
  50
  51 ASFLAGS-mq_timedreceive.S = -D_LIBC_REENTRANT
  52 ASFLAGS-mq_timedsend.S = -D_LIBC_REENTRANT
  53
  54 ifeq ($(DOPIC),y)
  55 librt-a-y += $(librt_OBJ:.o=.os)
  56 else
  57 librt-a-y += $(librt_OBJ)
  58 endif
  59 librt-so-y += $(librt_OBJ:.o=.oS)
  60
  61 ifeq ($(UCLIBC_HAS_REALTIME),y)
  62 lib-a-y += $(top_builddir)lib/librt.a
  63 lib-so-y += $(top_builddir)lib/librt.so
  64 endif
  65
  66 librt-dep-y := $(libc.depend)
  67 librt-dep-$(UCLIBC_HAS_THREADS_NATIVE) += $(libpthread.depend) $(libdl.depend)
  68
  69 # for NPTL we need SHARED regardless of DOPIC
  70 ifeq ($(if $(UCLIBC_HAS_THREADS_NATIVE),,$(DOPIC)),y)
  71 $(top_builddir)lib/librt.so: $(top_builddir)lib/librt.a $(librt-dep-y)
  72 else
  73 $(top_builddir)lib/librt.so: $(librt_OUT)/librt_so.a $(librt-dep-y)
  74 endif
  75         $(call link.so,$(librt_FULL_NAME),$(ABI_VERSION))
  76
  77 $(librt_OUT)/librt_so.a: $(librt-so-y)
  78         $(Q)$(RM) $@
  79         $(do_ar)
  80
  81 $(top_builddir)lib/librt.a: $(librt-a-y)
  82         $(Q)$(RM) $@
  83         $(do_ar)
  84
  85 objclean-y += CLEAN_librt
  86
  87 CLEAN_librt:
  88         $(do_rm) $(addprefix $(librt_OUT)/*., o os oS a)