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# Makefile for uClibc
#
# Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
#
# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
#
subdirs += librt
CFLAGS-librt := -DNOT_IN_libc -DIS_IN_librt $(SSP_ALL_CFLAGS)
LDFLAGS-$(UCLIBC_FORMAT_DSBT_ELF)-librt.so := -Wl,--dsbt-index=9
LDFLAGS-librt.so := $(LDFLAGS)
LIBS-librt.so := $(LIBS)
ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
LIBS-librt.so += $(top_builddir)lib/libdl.so $(top_builddir)lib/libpthread.so
endif
librt_FULL_NAME := librt-$(VERSION).so
librt_DIR := $(top_srcdir)librt
librt_OUT := $(top_builddir)librt
ifeq ($(UCLIBC_HAS_REALTIME),y)
librt_SRC := $(notdir $(wildcard $(librt_DIR)/*.c))
librt_filter_SRC :=
ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
librt_filter_SRC += mq_notify.c timer_create.c timer_delete.c \
timer_getoverr.c timer_gettime.c timer_settime.c
# these should really be guarded by ADVANCED_REALTIME, we use them in mq_send.c/mq_receive.c
librt_SSRC := $(wildcard $(librt_DIR)/*.S)
else
librt_filter_SRC += clock_nanosleep.c clock_getcpuclockid.c clock_gettime.c
librt_SSRC :=
endif
librt_filter_SRC += $(if $(UCLIBC_HAS_ADVANCED_REALTIME),, \
spawn.c \
spawn_faction_addclose.c \
spawn_faction_adddup2.c \
spawn_faction_addopen.c \
spawn_faction_init.c)
librt_SRC := $(filter-out $(librt_filter_SRC),$(librt_SRC))
librt_OBJ := $(patsubst %.c,$(librt_OUT)/%.o,$(librt_SRC))
librt_OBJ += $(patsubst $(librt_DIR)/%.S,$(librt_OUT)/%.o,$(librt_SSRC))
ASFLAGS-mq_timedreceive.S = -D_LIBC_REENTRANT
ASFLAGS-mq_timedsend.S = -D_LIBC_REENTRANT
ifeq ($(DOPIC),y)
librt-a-y += $(librt_OBJ:.o=.os)
else
librt-a-y += $(librt_OBJ)
endif
librt-so-y += $(librt_OBJ:.o=.oS)
lib-a-y += $(top_builddir)lib/librt.a
lib-so-y += $(top_builddir)lib/librt.so
endif
# for NPTL we need SHARED regardless of DOPIC
ifeq ($(if $(UCLIBC_HAS_THREADS_NATIVE),,$(DOPIC)),y)
$(top_builddir)lib/librt.so: $(top_builddir)lib/librt.a $(libc.depend)
else
$(top_builddir)lib/librt.so: $(librt_OUT)/librt_so.a $(libc.depend) $(libpthread.depend) $(libdl.depend)
endif
$(call link.so,$(librt_FULL_NAME),$(ABI_VERSION))
$(librt_OUT)/librt_so.a: $(librt-so-y)
$(Q)$(RM) $@
$(do_ar)
$(top_builddir)lib/librt.a: $(librt-a-y)
$(Q)$(RM) $@
$(do_ar)
objclean-y += CLEAN_librt
CLEAN_librt:
$(do_rm) $(addprefix $(librt_OUT)/*., o os oS a)
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