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

subdirs += libpthread/nptl/sysdeps/unix/sysv/linux \
	   libpthread/nptl/sysdeps/unix/sysv/linux/$(TARGET_ARCH)
ifneq ($(abspath libpthread/nptl/sysdeps/unix/sysv/linux/$(TARGET_ARCH)),$(abspath libpthread/nptl/sysdeps/unix/sysv/linux/$(TARGET_ARCH)/$(TARGET_SUBARCH)))
subdirs += libpthread/nptl/sysdeps/unix/sysv/linux/$(TARGET_ARCH)/$(TARGET_SUBARCH)
endif

libpthread_CSRC = pthread_attr_getaffinity.c				\
		  pthread_attr_setaffinity.c pthread_getaffinity.c	\
		  pthread_getcpuclockid.c pthread_kill.c		\
		  pthread_mutex_cond_lock.c pthread_setaffinity.c	\
		  pthread_yield.c sem_post.c sem_timedwait.c		\
		  pthread_sigqueue.c 					\
		  sem_trywait.c sem_wait.c pt-fork.c			\
		  sigtimedwait.c sigwaitinfo.c sigwait.c pt-sleep.c

libpthread_SSRC = #ptw-close.S ptw-open.S ptw-waitid.S ptw-waidpid.S ptw-write.S

libc_CSRC = libc_pthread_init.c libc_multiple_threads.c			\
	    register-atfork.c unregister-atfork.c getpid.c		\
	    raise.c sleep.c jmp-unwind.c

# These provide both a cancellable and a not cancellable implementation
libc_SSRC = close.S open.S write.S read.S waitpid.S

librt_CSRC := mq_notify.c timer_create.c timer_delete.c			 \
	      timer_getoverr.c timer_gettime.c timer_routines.c		 \
	      timer_settime.c


ifeq ($(TARGET_ARCH),alpha)
libpthread_CSRC += lowlevellock.c
libc_CSRC += libc-lowlevellock.c
librt_CSRC := mq_notify.c
endif

ifeq ($(TARGET_ARCH),arm)
libc_SSRC := $(filter-out waitpid.S,$(libc_SSRC))
libpthread_CSRC += lowlevelrobustlock.c
endif

ifeq ($(TARGET_ARCH),mips)
libpthread_CSRC += lowlevellock.c lowlevelrobustlock.c
libc_CSRC += libc-lowlevellock.c
endif

ifeq ($(TARGET_ARCH),powerpc)
libpthread_CSRC += lowlevellock.c lowlevelrobustlock.c
libc_CSRC += libc-lowlevellock.c
librt_CSRC += __syscall_error.c
endif

ifeq ($(TARGET_ARCH),sparc)
libpthread_CSRC += __syscall_error.c lowlevelrobustlock.c
librt_CSRC += __syscall_error.c
endif

ifeq ($(TARGET_ARCH),sh)
SH_PTHREAD_SPECIFIC := sem_post.c sem_wait.c sem_timedwait.c sem_trywait.c
libpthread_CSRC := $(filter-out $(SH_PTHREAD_SPECIFIC),$(libpthread_CSRC))
endif

ifeq ($(TARGET_ARCH),i386)
X86_PTHREAD_SPECIFIC := sem_post.c sem_wait.c sem_timedwait.c sem_trywait.c
libpthread_CSRC := $(filter-out $(X86_PTHREAD_SPECIFIC),$(libpthread_CSRC))
endif

ifeq ($(TARGET_ARCH),x86_64)
libc_SSRC := $(filter-out waitpid.S,$(libc_SSRC))
X64_PTHREAD_SPECIFIC := sem_post.c sem_wait.c sem_timedwait.c sem_trywait.c
libpthread_CSRC := $(filter-out $(X64_PTHREAD_SPECIFIC),$(libpthread_CSRC))
endif

CFLAGS-pthread_getcpuclockid.c = -I$(top_srcdir)librt
CFLAGS-pt-pread_pwrite.c = -I$(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH) \
			    -I$(top_srcdir)libc/sysdeps/linux/common
CFLAGS-mq_notify.c = -I$(top_srcdir)librt -DIS_IN_librt=1
CFLAGS-timer_create.c = -I$(top_srcdir)librt -DIS_IN_librt=1
CFLAGS-timer_delete.c = -I$(top_srcdir)librt -DIS_IN_librt=1
CFLAGS-timer_getoverr.c = -I$(top_srcdir)librt -DIS_IN_librt=1
CFLAGS-timer_gettime.c = -I$(top_srcdir)librt -DIS_IN_librt=1
CFLAGS-timer_routines.c = -I$(top_srcdir)librt -DIS_IN_librt=1
CFLAGS-timer_settime.c = -I$(top_srcdir)librt -DIS_IN_librt=1

CFLAGS-linux = -DNOT_IN_libc=1 -DIS_IN_libpthread=1 $(SSP_ALL_CFLAGS)
#CFLAGS:=$(CFLAGS:-O1=-O2)

CFLAGS-OMIT-libc_pthread_init.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-libc_multiple_threads.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-register-atfork.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-unregister-atfork.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-getpid.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-raise.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-sleep.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-libc-lowlevellock.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1

CFLAGS-OMIT-close.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-open.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-read.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-write.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
CFLAGS-OMIT-waitpid.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1

CFLAGS-OMIT-mq_notify.c = -DIS_IN_libpthread=1
CFLAGS-OMIT-timer_create.c = -DIS_IN_libpthread=1
CFLAGS-OMIT-timer_delete.c = -DIS_IN_libpthread=1
CFLAGS-OMIT-timer_getoverr.c = -DIS_IN_libpthread=1
CFLAGS-OMIT-timer_gettime.c = -DIS_IN_libpthread=1
CFLAGS-OMIT-timer_routines.c = -DIS_IN_libpthread=1
CFLAGS-OMIT-timer_settime.c = -DIS_IN_libpthread=1

PTHREAD_LINUX_DIR := $(top_srcdir)libpthread/nptl/sysdeps/unix/sysv/linux
PTHREAD_LINUX_OUT := $(top_builddir)libpthread/nptl/sysdeps/unix/sysv/linux

PTHREAD_LINUX_OBJ := $(patsubst %.c,$(PTHREAD_LINUX_OUT)/%.o,$(libpthread_CSRC))
PTHREAD_LINUX_OBJ += $(patsubst %.S,$(PTHREAD_LINUX_OUT)/%.o,$(libpthread_SSRC))

ifeq ($(DOPIC),y)
libpthread-a-y += $(PTHREAD_LINUX_OBJ:.o=.os)
else
libpthread-a-y += $(PTHREAD_LINUX_OBJ)
endif
libpthread-so-y += $(PTHREAD_LINUX_OBJ:.o=.oS)
libpthread-so-y += $(PTHREAD_LINUX_OUT)/pt-raise.oS
libpthread-nomulti-y += $(PTHREAD_LINUX_OBJ)

ASFLAGS-open.S = -D_LIBC_REENTRANT
ASFLAGS-close.S = -D_LIBC_REENTRANT
ASFLAGS-read.S = -D_LIBC_REENTRANT
ASFLAGS-write.S = -D_LIBC_REENTRANT
ASFLAGS-waitpid.S = -D_LIBC_REENTRANT

LIBC_LINUX_OBJ := $(patsubst %.c,$(PTHREAD_LINUX_OUT)/%.o,$(libc_CSRC))
LIBC_LINUX_OBJ += $(patsubst %.S,$(PTHREAD_LINUX_OUT)/%.o,$(libc_SSRC))

libc-static-y += $(LIBC_LINUX_OBJ)
libc-shared-y += $(LIBC_LINUX_OBJ:.o=.oS)
libc-nomulti-y += $(LIBC_LINUX_OBJ)

LIBRT_LINUX_OBJ := $(patsubst %.c,$(PTHREAD_LINUX_OUT)/%.o,$(librt_CSRC))

librt-a-y += $(LIBRT_LINUX_OBJ)
librt-so-y += $(LIBRT_LINUX_OBJ:.o=.oS)

objclean-y += CLEAN_libpthread/nptl/sysdeps/unix/sysv/linux
headers_clean-y += HEADERCLEAN_libpthread/nptl/sysdeps/unix/sysv/linux

#
# Create header files.
#
CFLAGS-gen_lowlevelbarrier.c = -S
CFLAGS-gen_lowlevelcond.c = -S
CFLAGS-gen_lowlevelrwlock.c = -S
CFLAGS-gen_lowlevelrobustlock.c = -S
CFLAGS-gen_lunwindbuf.c = -S
CFLAGS-gen_lstructsem.c = -S
CFLAGS-gen_lpthread-pi-defines.c = -S

$(PTHREAD_LINUX_OUT)/gen_lowlevelbarrier.c: $(PTHREAD_LINUX_DIR)/lowlevelbarrier.sym
	$(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@

$(PTHREAD_LINUX_OUT)/gen_lowlevelcond.c: $(PTHREAD_LINUX_DIR)/lowlevelcond.sym
	$(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@

$(PTHREAD_LINUX_OUT)/gen_lowlevelrwlock.c: $(PTHREAD_LINUX_DIR)/lowlevelrwlock.sym
	$(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@

$(PTHREAD_LINUX_OUT)/gen_lowlevelrobustlock.c: $(PTHREAD_LINUX_DIR)/lowlevelrobustlock.sym
	$(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@

$(PTHREAD_LINUX_OUT)/gen_lunwindbuf.c: $(PTHREAD_LINUX_DIR)/unwindbuf.sym
	$(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@

$(PTHREAD_LINUX_OUT)/gen_lstructsem.c: $(PTHREAD_LINUX_DIR)/structsem.sym
	$(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@

$(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.c: $(PTHREAD_LINUX_DIR)/pthread-pi-defines.sym
	$(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@


$(PTHREAD_LINUX_OUT)/gen_lowlevelbarrier.s: $(PTHREAD_LINUX_OUT)/gen_lowlevelbarrier.c
	$(compile.c)

$(PTHREAD_LINUX_OUT)/gen_lowlevelcond.s: $(PTHREAD_LINUX_OUT)/gen_lowlevelcond.c
	$(compile.c)

$(PTHREAD_LINUX_OUT)/gen_lowlevelrwlock.s: $(PTHREAD_LINUX_OUT)/gen_lowlevelrwlock.c
	$(compile.c)

$(PTHREAD_LINUX_OUT)/gen_lowlevelrobustlock.s: $(PTHREAD_LINUX_OUT)/gen_lowlevelrobustlock.c
	$(compile.c)

$(PTHREAD_LINUX_OUT)/gen_lunwindbuf.s: $(PTHREAD_LINUX_OUT)/gen_lunwindbuf.c
	$(compile.c)

$(PTHREAD_LINUX_OUT)/gen_lstructsem.s: $(PTHREAD_LINUX_OUT)/gen_lstructsem.c
	$(compile.c)

$(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.s: $(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.c
	$(compile.c)


$(PTHREAD_LINUX_OUT)/lowlevelbarrier.h: $(PTHREAD_LINUX_OUT)/gen_lowlevelbarrier.s
	$(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@

$(PTHREAD_LINUX_OUT)/lowlevelcond.h: $(PTHREAD_LINUX_OUT)/gen_lowlevelcond.s
	$(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@

$(PTHREAD_LINUX_OUT)/lowlevelrwlock.h: $(PTHREAD_LINUX_OUT)/gen_lowlevelrwlock.s
	$(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@

$(PTHREAD_LINUX_OUT)/lowlevelrobustlock.h: $(PTHREAD_LINUX_OUT)/gen_lowlevelrobustlock.s
	$(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@

$(PTHREAD_LINUX_OUT)/unwindbuf.h: $(PTHREAD_LINUX_OUT)/gen_lunwindbuf.s
	$(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@

$(PTHREAD_LINUX_OUT)/structsem.h: $(PTHREAD_LINUX_OUT)/gen_lstructsem.s
	$(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@

$(PTHREAD_LINUX_OUT)/pthread-pi-defines.h: $(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.s
	$(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@

pregen-headers-$(UCLIBC_HAS_THREADS_NATIVE) += \
					$(PTHREAD_LINUX_OUT)/lowlevelbarrier.h \
					$(PTHREAD_LINUX_OUT)/lowlevelcond.h \
					$(PTHREAD_LINUX_OUT)/lowlevelrwlock.h \
					$(PTHREAD_LINUX_OUT)/lowlevelrobustlock.h \
					$(PTHREAD_LINUX_OUT)/unwindbuf.h \
					$(PTHREAD_LINUX_OUT)/structsem.h \
					$(PTHREAD_LINUX_OUT)/pthread-pi-defines.h

HEADERS_BITS_PTHREAD     := $(notdir $(wildcard $(PTHREAD_LINUX_DIR)/bits/*.h))
ALL_HEADERS_BITS_PTHREAD := $(addprefix include/bits/,$(HEADERS_BITS_PTHREAD))

$(ALL_HEADERS_BITS_PTHREAD): $(top_builddir)include/bits/%: | $(top_builddir)include/bits
	$(do_ln) $(call rel_srcdir)$(PTHREAD_LINUX_DIR)/bits/$(@F) $@

HEADERCLEAN_libpthread/nptl/sysdeps/unix/sysv/linux:
	$(do_rm) $(addprefix $(PTHREAD_LINUX_OUT)/gen_lowlevelbarrier., c s) \
	$(addprefix $(PTHREAD_LINUX_OUT)/gen_lowlevelcond., c s) \
	$(addprefix $(PTHREAD_LINUX_OUT)/gen_lowlevelrwlock., c s) \
	$(addprefix $(PTHREAD_LINUX_OUT)/gen_lowlevelrobustlock., c s) \
	$(addprefix $(PTHREAD_LINUX_OUT)/gen_lunwindbuf., c s) \
	$(addprefix $(PTHREAD_LINUX_OUT)/gen_lstructsem., c s) \
	$(addprefix $(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines., c s) \
	$(PTHREAD_LINUX_OUT)/lowlevelbarrier.h \
	$(PTHREAD_LINUX_OUT)/lowlevelcond.h \
	$(PTHREAD_LINUX_OUT)/lowlevelrwlock.h \
	$(PTHREAD_LINUX_OUT)/lowlevelrobustlock.h \
	$(PTHREAD_LINUX_OUT)/unwindbuf.h \
	$(PTHREAD_LINUX_OUT)/structsem.h \
	$(PTHREAD_LINUX_OUT)/pthread-pi-defines.h

CLEAN_libpthread/nptl/sysdeps/unix/sysv/linux:
	$(do_rm) $(addprefix $(PTHREAD_LINUX_OUT)/*., o os oS)