# Makefile for uClibc NPTL
#
# Copyright (C) 2005-2006 Steven J. Hill <sjhill@uclibc.org>
#
# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
#

#
# NOTE: glibc puts flockfile.c, ftrylockfile.c, funlockfile.c, and
#       pt-longjmp.c in libc and libpthread. For uClibc, they are
#       in libc only.
#
libpthread_CSRC = pthread_barrier_wait.c pthread_cond_broadcast.c	\
		  pthread_cond_signal.c pthread_cond_timedwait.c	\
		  pthread_cond_wait.c pthread_rwlock_rdlock.c		\
		  pthread_rwlock_timedrdlock.c				\
		  pthread_rwlock_timedwrlock.c pthread_rwlock_unlock.c	\
		  pthread_rwlock_wrlock.c pthread_sigmask.c		\
		  pthread_spin_destroy.c pthread_spin_init.c		\
		  pthread_spin_unlock.c pt-sigfillset.c	\
		  pt-longjmp.c


ifeq ($(TARGET_ARCH),i386)
X86_PTHREAD_EXCLUDE_LIST = pthread_spin_unlock.c pthread_spin_init.c \
		pthread_barrier_wait.c pthread_cond_broadcast.c	\
		pthread_cond_signal.c pthread_rwlock_timedrdlock.c	\
		pthread_rwlock_timedwrlock.c pthread_rwlock_unlock.c pthread_rwlock_wrlock.c \
		pthread_rwlock_rdlock.c

libpthread_CSRC := $(filter-out $(X86_PTHREAD_EXCLUDE_LIST),$(libpthread_CSRC))
endif

ifeq ($(TARGET_ARCH),sh)
SH_PTHREAD_EXCLUDE_LIST = pthread_spin_unlock.c pthread_spin_init.c \
		pthread_rwlock_wrlock.c pthread_rwlock_rdlock.c \
		pthread_rwlock_unlock.c pt-longjmp.c \
		pthread_barrier_wait.c pthread_cond_broadcast.c	\
		pthread_cond_signal.c \
		pthread_rwlock_timedrdlock.c \
		pthread_rwlock_timedwrlock.c

libpthread_CSRC := $(filter-out $(SH_PTHREAD_EXCLUDE_LIST),$(libpthread_CSRC))
endif


CFLAGS-pt-common = -DNOT_IN_libc=1 $(SSP_ALL_CFLAGS)

CFLAGS-pthread_barrier_wait.c = -D_GNU_SOURCE $(CFLAGS-pt-common)	\
				-DIS_IN_libpthread=1
CFLAGS-pthread_cond_broadcast.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_cond_signal.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_cond_timedwait.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_cond_wait.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_rwlock_rdlock.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_rwlock_timedrdlock.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_rwlock_timedwrlock.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_rwlock_unlock.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_rwlock_wrlock.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_sigmask.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1
CFLAGS-pthread_spin_destroy.c = -D_GNU_SOURCE $(CFLAGS-pt-common)	\
				-DIS_IN_libpthread=1
CFLAGS-pthread_spin_init.c = -D_GNU_SOURCE $(CFLAGS-pt-common)		\
			     -DIS_IN_libpthread=1
CFLAGS-pthread_spin_unlock.c = -D_GNU_SOURCE $(CFLAGS-pt-common)	\
			       -DIS_IN_libpthread=1
CFLAGS-pt-sigaction.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1	\
		     -I$(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)	\
		     -I$(top_srcdir)libc/signal
CFLAGS-pt-sigfillset.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1	\
		      -I$(top_srcdir)libc/signal
CFLAGS-pt-sigprocmask.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1	\
		       -I$(top_srcdir)libc/sysdeps/linux/common
CFLAGS-unwind-forcedunwind.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1 -fexceptions -fasynchronous-unwind-tables
CFLAGS-librt-cancellation.c = -DIS_IN_librt=1 $(CFLAGS-pt-common)	\
			      -fexceptions -fasynchronous-unwind-tables
CFLAGS-rt-unwind-resume.c = -DIS_IN_librt=1 $(CFLAGS-pt-common)		\
			    -fexceptions -fasynchronous-unwind-tables

#CFLAGS:=$(CFLAGS:-O1=-O2)

pthread_DIR := $(top_srcdir)libpthread/nptl/sysdeps/pthread
pthread_OUT := $(top_builddir)libpthread/nptl/sysdeps/pthread

pthread_SRC = $(patsubst %.c, $(pthread_DIR)/%.c, $(libpthread_CSRC))
pthread_OBJ = $(patsubst %.c, $(pthread_OUT)/%.o, $(libpthread_CSRC))

ifeq ($(DOPIC),y)
libpthread-a-y += $(pthread_OBJ:.o=.os)
else
libpthread-a-y += $(pthread_OBJ)
endif
libpthread-so-y += $(pthread_OBJ:.o=.oS)
libpthread-so-y += $(pthread_OUT)/pt-sigaction.oS $(pthread_OUT)/pt-sigprocmask.oS \
					$(pthread_OUT)/unwind-forcedunwind.oS

CFLAGS-sigaction.c = -I$(top_srcdir)libc/signal
libc-y += $(pthread_OUT)/sigaction.o

librt-a-y += $(pthread_OUT)/librt-cancellation.o
librt-so-y += $(pthread_OUT)/librt-cancellation.oS		\
	      $(pthread_OUT)/rt-unwind-resume.oS

ifeq ($(UCLIBC_CTOR_DTOR),y)
CFLAGS-pt-initfini.c = -S -g0 -fPIC -fno-inline-functions	\
		       $(call check_gcc,-fno-unit-at-a-time,)	\
		       -finhibit-size-directive			\
		       $(patsubst -f%,-fno-%,$(call check_gcc,-fexceptions,))
ASFLAGS-crti.S = -g0
ASFLAGS-crtn.S = -g0

$(pthread_OUT)/pt-initfini.s: $(pthread_DIR)/pt-initfini.c
	$(compile.c)
	sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
		awk -f $(pthread_DIR)/defs.awk > $(pthread_OUT)/defs.h

$(pthread_OUT)/crti.S: $(pthread_OUT)/pt-initfini.s
	sed -n -e '1,/@HEADER_ENDS/p' \
	       -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
	       -e '/@TRAILER_BEGINS/,$$p' $< > $@

$(pthread_OUT)/crtn.S: $(pthread_OUT)/pt-initfini.s
	sed -n -e '1,/@HEADER_ENDS/p' \
	       -e '/@_.*_EPILOG_BEGINS/,/@_.*_EPILOG_ENDS/p' \
	       -e '/@TRAILER_BEGINS/,$$p' $< > $@
endif

$(pthread_DIR)/pt-sigaction.c:
	$(LN) -s sigaction.c $@

$(pthread_DIR)/pt-sigfillset.c:
	$(LN) -s sigfillset.c $@

$(pthread_DIR)/pt-sigprocmask.c:
	$(LN) -s sigprocmask.c $@

objclean-y += nptl_pthread_clean

nptl_pthread_clean:
	$(do_rm) $(addprefix $(pthread_OUT)/*., o os oS s S) $(pthread_OUT)/defs.h \
	      $(pthread_DIR)/pt-sigaction.c $(pthread_DIR)/pt-sigfillset.c \
	      $(pthread_DIR)/pt-sigprocmask.c