path: root/erts/emulator/Makefile.in

#
# %CopyrightBegin%
#
# Copyright Ericsson AB 1996-2012. All Rights Reserved.
#
# The contents of this file are subject to the Erlang Public License,
# Version 1.1, (the "License"); you may not use this file except in
# compliance with the License. You should have received a copy of the
# Erlang Public License along with this software. If not, it can be
# retrieved online at http://www.erlang.org/.
#
# Software distributed under the License is distributed on an "AS IS"
# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
# the License for the specific language governing rights and limitations
# under the License.
#
# %CopyrightEnd%
#

include $(ERL_TOP)/make/target.mk
include ../vsn.mk
include $(ERL_TOP)/make/$(TARGET)/otp.mk

ENABLE_ALLOC_TYPE_VARS = @ENABLE_ALLOC_TYPE_VARS@
HIPE_ENABLED=@HIPE_ENABLED@
DTRACE_ENABLED=@DTRACE_ENABLED@
DTRACE_ENABLED_2STEP=@DTRACE_ENABLED_2STEP@
USE_VM_PROBES=@USE_VM_PROBES@
LIBS = @LIBS@
Z_LIB=@Z_LIB@
NO_INLINE_FUNCTIONS=false
OPCODE_TABLES = $(ERL_TOP)/lib/compiler/src/genop.tab beam/ops.tab

DEBUG_CFLAGS = @DEBUG_CFLAGS@
CONFIGURE_CFLAGS = @CFLAGS@

#
# Run this make file with TYPE set to the type of emulator you want.
# Different versions of the emulator for different uses. The default
# is "debug". For a normal version use "opt".
#
DEFS=@DEFS@
THR_DEFS=@EMU_THR_DEFS@
M4FLAGS=
CREATE_DIRS=

LDFLAGS=@LDFLAGS@
ARFLAGS=rc

ifeq ($(TYPE),debug)
PURIFY =
TYPEMARKER = .debug
TYPE_FLAGS = $(DEBUG_CFLAGS) -DDEBUG
ENABLE_ALLOC_TYPE_VARS += debug
ifeq ($(TARGET),win32)
TYPE_FLAGS += -DNO_JUMP_TABLE
LDFLAGS += -g
endif
else

ifeq ($(TYPE),purify)
PURIFY = purify $(PURIFY_BUILD_OPTIONS)
TYPEMARKER = .purify
TYPE_FLAGS = $(DEBUG_CFLAGS) -DPURIFY -DNO_JUMP_TABLE -DERTS_MSEG_FAKE_SEGMENTS
ENABLE_ALLOC_TYPE_VARS += purify
else

ifeq ($(TYPE),quantify)
PURIFY = quantify $(QUANTIFY_BUILD_OPTIONS)
TYPEMARKER = .quantify
ENABLE_ALLOC_TYPE_VARS += quantify
  TYPE_FLAGS = @CFLAGS@ -g -O2 -DQUANTIFY -DNO_JUMP_TABLE
else

ifeq ($(TYPE),purecov)
PURIFY = purecov --follow-child-processes=yes $(PURECOV_BUILD_OPTIONS)
TYPEMARKER = .purecov
TYPE_FLAGS = $(DEBUG_CFLAGS) -DPURECOV -DNO_JUMP_TABLE
ENABLE_ALLOC_TYPE_VARS += purecov
else

ifeq ($(TYPE),gcov)
PURIFY = 
TYPEMARKER = .gcov
TYPE_FLAGS = $(DEBUG_CFLAGS) -DERTS_GCOV -DNO_JUMP_TABLE -fprofile-arcs -ftest-coverage -O0 -DERTS_CAN_INLINE=0 -DERTS_INLINE=
ifneq ($(findstring solaris,$(TARGET)),solaris)
LIBS += -lgcov
endif
ENABLE_ALLOC_TYPE_VARS += debug
else

ifeq ($(TYPE),valgrind)
PURIFY = 
TYPEMARKER = .valgrind
TYPE_FLAGS = $(DEBUG_CFLAGS) -DVALGRIND -DNO_JUMP_TABLE -DERTS_MSEG_FAKE_SEGMENTS
ENABLE_ALLOC_TYPE_VARS += valgrind
else

ifeq ($(TYPE),gprof)
PURIFY = 
TYPEMARKER = .gprof
TYPE_FLAGS = @CFLAGS@ -DGPROF -pg -DERTS_CAN_INLINE=0 -DERTS_INLINE=
LDFLAGS += -pg
ENABLE_ALLOC_TYPE_VARS += gprof
NO_INLINE_FUNCTIONS=true
else

ifeq ($(TYPE),lcnt)
PURIFY = 
TYPEMARKER = .lcnt
TYPE_FLAGS = @CFLAGS@ -DERTS_ENABLE_LOCK_COUNT
else

# If type isn't one of the above, it *is* opt type...
override TYPE=opt
PURIFY =
TYPEMARKER =
TYPE_FLAGS = @CFLAGS@
endif
endif
endif
endif
endif
endif
endif
endif

#
# NOTE: When adding a new type update ERL_BUILD_TYPE_MARKER in sys/unix/sys.c
#

ifeq ($(FLAVOR),smp)
FLAVOR_MARKER=.smp
FLAVOR_FLAGS=-DERTS_SMP
ENABLE_ALLOC_TYPE_VARS += smp nofrag
M4FLAGS += -DERTS_SMP=1
else

# If flavor isn't one of the above, it *is* plain flavor...
override FLAVOR=plain
FLAVOR_MARKER=
FLAVOR_FLAGS=
ENABLE_ALLOC_TYPE_VARS += nofrag
M4FLAGS +=

endif

TF_MARKER=$(TYPEMARKER)$(FLAVOR_MARKER)

ifeq ($(FLAVOR)-@ERTS_BUILD_SMP_EMU@,smp-no)
VOID_EMULATOR = '*** SMP emulator disabled by configure'
else
ifeq ($(TYPE)-@HAVE_VALGRIND@,valgrind-no)
VOID_EMULATOR = '*** valgrind emulator disabled by configure'
else
VOID_EMULATOR =
endif
endif

OPSYS=@OPSYS@
sol2CFLAGS=
linuxCFLAGS=
darwinCFLAGS=-DDARWIN
noopsysCFLAGS=
OPSYSCFLAGS=$($(OPSYS)CFLAGS)
ARCH=@ARCH@
ultrasparcCFLAGS=-Wa,-xarch=v8plusa
ARCHCFLAGS=$($(ARCH)CFLAGS)

ifdef HIPE_ENABLED
ifeq ($(OPSYS),linux)
ppcBEAMLDFLAGS=-Wl,-m,elf32ppc
ppc64BEAMLDFLAGS=-Wl,-m,elf64ppc,-T,hipe/elf64ppc.x
endif
ifeq ($(OPSYS),darwin)
amd64BEAMLDFLAGS=-pagezero_size 0x10000000
endif
HIPEBEAMLDFLAGS=$($(ARCH)BEAMLDFLAGS)
endif

ERTS_ENABLE_KERNEL_POLL=@ERTS_ENABLE_KERNEL_POLL@

#
#
#
SHELL   = /bin/sh
CC      = @CC@
ifeq ($(TARGET),win32)
ifeq ($(TYPE),debug)
EMU_CC  = @CC@
else
EMU_CC  = @EMU_CC@
endif
TYPE_FLAGS += -DSTATIC_ERLANG_DRIVER
else
EMU_CC  = @EMU_CC@
endif
WFLAGS  = @WFLAGS@
CFLAGS  = @STATIC_CFLAGS@ $(TYPE_FLAGS) $(FLAVOR_FLAGS) $(DEFS) $(WFLAGS) $(THR_DEFS) $(ARCHCFLAGS)
HCC     = @HCC@
LD      = @LD@
DEXPORT = @DEXPORT@
RANLIB  = @RANLIB@
STRIP   = strip
PERL    = @PERL@
RM	= @RM@
MKDIR	= @MKDIR@

USING_MINGW=@MIXED_CYGWIN_MINGW@
MIXED_MSYS=@MIXED_MSYS@

ifeq ($(TARGET),win32)
LIB_PREFIX=
LIB_SUFFIX=.lib
else
LIB_PREFIX=lib
LIB_SUFFIX=.a
endif

OMIT_OMIT_FP=no

ifeq (@EMU_LOCK_CHECKING@,yes)
NO_INLINE_FUNCTIONS=true
endif

ifneq ($(filter tile-%,$(TARGET)), )
# -O2 generally produces faster for tile-cc, because the code is smaller.
# Since tile-cc looks like gcc, we need to override the normal gcc -O3 setting.
OPT_LEVEL = -O2
else
OPT_LEVEL = -O3
endif

ifeq ($(GCC),yes)
ifeq ($(NO_INLINE_FUNCTIONS),true)
GEN_OPT_FLGS = $(OPT_LEVEL) -fno-inline-functions
else
ifeq ($(OMIT_OMIT_FP),yes)
GEN_OPT_FLGS = $(OPT_LEVEL)
else
GEN_OPT_FLGS = $(OPT_LEVEL) -fomit-frame-pointer
endif
endif
UNROLL_FLG = -funroll-loops
else
ifeq ($(TARGET), win32)
GEN_OPT_FLGS = $(OPT_LEVEL)
UNROLL_FLG = 
RC=rc.sh
ifeq ($(MIXED_MSYS), yes)
MAKE_PRELOAD_EXTRA = -msys
endif
ifeq ($(USING_MINGW), yes)
RES_EXT = @OBJEXT@
MAKE_PRELOAD_EXTRA += " -windres"
else
RES_EXT=res
endif
else
GEN_OPT_FLGS = 
UNROLL_FLG = 
RC=false
endif
endif


ifdef PURIFY_CHILD_SETUP
CS_PURIFY = $(PURIFY)
CS_TYPE_FLAGS = $(TYPE_FLAGS)
else
CS_PURIFY = 
CS_TYPE_FLAGS = $(subst QUANTIFY,FAKE_QUANTIFY, \
		$(subst PURIFY,FAKE_PURIFY, $(TYPE_FLAGS)))
endif
CS_CFLAGS_ = $(CS_TYPE_FLAGS) $(DEFS) $(WFLAGS)
ifeq ($(GCC),yes)
CS_CFLAGS = $(subst -O2, $(GEN_OPT_FLGS) $(UNROLL_FLG), $(CS_CFLAGS_))
else
CS_CFLAGS = $(CS_CFLAGS_)
endif
CS_LDFLAGS = $(LDFLAGS)
CS_LIBS = -L../lib/internal/$(TARGET) -lerts_internal$(TYPEMARKER) @ERTS_INTERNAL_X_LIBS@

LIBS	+= @TERMCAP_LIB@ -L../lib/internal/$(TARGET) @ERTS_INTERNAL_X_LIBS@

ifdef Z_LIB
# Use shared zlib library
LIBS += $(Z_LIB)
DEPLIBS =
else
DEPLIBS=$(ZLIB_LIBRARY)
ifeq ($(TARGET),win32)
LIBS    += -L$(ZLIB_OBJDIR) -lz
else
# Build on darwin fails if -lz is used
LIBS += $(ZLIB_LIBRARY)
endif
endif

ifeq ($(TARGET),win32)
LIBS    += -L$(ERL_TOP)/erts/emulator/pcre/obj/$(TARGET)/$(TYPE) -lepcre
else
LIBS    += $(ERL_TOP)/erts/emulator/pcre/obj/$(TARGET)/$(TYPE)/$(LIB_PREFIX)epcre$(LIB_SUFFIX)
endif

EPCRE_LIB = $(ERL_TOP)/erts/emulator/pcre/obj/$(TARGET)/$(TYPE)/$(LIB_PREFIX)epcre$(LIB_SUFFIX)
DEPLIBS += $(EPCRE_LIB)

PERFCTR_PATH=@PERFCTR_PATH@
USE_PERFCTR=@USE_PERFCTR@
ifdef PERFCTR_PATH
LIBS += $(PERFCTR_PATH)/usr.lib/libperfctr.a
else
ifdef USE_PERFCTR
LIBS += -lperfctr
endif
endif

LIBSCTP = @LIBSCTP@

ORG_THR_LIBS=@EMU_THR_LIBS@
THR_LIB_NAME=@EMU_THR_LIB_NAME@

ERTS_LIB_DIR = $(ERL_TOP)/erts/lib_src
ERTS_LIB = $(ERTS_LIB_DIR)/obj/$(TARGET)/$(TYPE)/MADE
DEPLIBS += $(ERTS_LIB)

THR_LIBS=$(subst -l$(THR_LIB_NAME),-l$(THR_LIB_NAME)$(TYPEMARKER), \
	   $(subst -lerts_internal_r,-lerts_internal_r$(TYPEMARKER),$(ORG_THR_LIBS)))

LIBS += $(THR_LIBS)

ifneq ($(findstring erts_internal_r, $(THR_LIBS)),erts_internal_r)

ifeq ($(findstring vxworks,$(TARGET)),vxworks)
ERTS_INTERNAL_LIB=erts_internal
else
ifneq ($(strip $(THR_LIB_NAME)),)
ERTS_INTERNAL_LIB=erts_internal_r
else
ERTS_INTERNAL_LIB=erts_internal
endif
endif

LIBS += -l$(ERTS_INTERNAL_LIB)$(TYPEMARKER)

endif # erts_internal_r

LIBS += @LIBRT@

LIBS += @LIBCARBON@

TTF_DIR=$(TARGET)/$(TYPE)/$(FLAVOR)
CREATE_DIRS += $(TTF_DIR)

# create obj dirs for emulator, pcre and zlib

OBJDIR = obj/$(TTF_DIR)

CREATE_DIRS += $(OBJDIR) \
	pcre/obj/$(TARGET)/$(TYPE) \
	$(ZLIB_OBJDIR)

BINDIR = $(ERL_TOP)/bin/$(TARGET)

ERLANG_OSTYPE = @ERLANG_OSTYPE@

ENABLE_ALLOC_TYPE_VARS += @ERLANG_OSTYPE@

ifeq ($(TARGET), win32)
EMULATOR_EXECUTABLE = beam$(TF_MARKER).dll
else
EMULATOR_EXECUTABLE = beam$(TF_MARKER)
endif
CS_EXECUTABLE = child_setup$(TYPEMARKER)

# ----------------------------------------------------------------------

ifeq ($(ERLANG_OSTYPE), unix)
UNIX_ONLY_BUILDS =	$(BINDIR)/$(CS_EXECUTABLE)
else
UNIX_ONLY_BUILDS =
endif

.PHONY: all
ifdef VOID_EMULATOR
all:
	@echo $(VOID_EMULATOR)' - omitted target all'
else
all: $(BINDIR)/$(EMULATOR_EXECUTABLE) $(UNIX_ONLY_BUILDS)
ifeq ($(OMIT_OMIT_FP),yes)
	@echo '* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *'
	@echo '* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *'
	@echo '* *                                                         * *'
	@echo '* * NOTE: Omit frame pointer optimization has been omitted  * *'
	@echo '* *                                                         * *'
	@echo '* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *'
	@echo '* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *'
endif
endif

include zlib/zlib.mk
include pcre/pcre.mk

$(ERTS_LIB):
	cd $(ERTS_LIB_DIR) && $(MAKE) $(TYPE)

.PHONY: clean
clean:
	$(RM) -f $(GENERATE)
	$(RM) -rf $(TARGET)/*.c $(TARGET)/*.h $(TARGET)/*-GENERATED
	$(RM) -rf $(TARGET)/*/*
	$(RM) -rf obj/$(TARGET)
	$(RM) -rf pcre/obj/$(TARGET) $(PCRE_GENINC)
	$(RM) -rf zlib/obj/$(TARGET)
	$(RM) -rf bin/$(TARGET)
	cd $(ERTS_LIB_DIR) && $(MAKE) clean

.PHONY: docs
docs:

# ----------------------------------------------------------------------
include $(ERL_TOP)/make/otp_release_targets.mk

RELSYSDIR = $(RELEASE_PATH)/erts-$(VSN)

RELEASE_INCLUDES = beam/erl_driver.h sys/$(ERLANG_OSTYPE)/driver_int.h beam/erl_nif.h beam/erl_nif_api_funcs.h beam/erl_drv_nif.h
ifeq ($(TARGET),win32)
RELEASE_INCLUDES += sys/$(ERLANG_OSTYPE)/erl_win_dyn_driver.h
endif


.PHONY: release_spec
ifdef VOID_EMULATOR
release_spec:
	@echo $(VOID_EMULATOR)' - omitted target release_spec (install)'
else
release_spec: all
	$(INSTALL_DIR) $(RELSYSDIR)
	$(INSTALL_DIR) $(RELSYSDIR)/src
	$(INSTALL_DIR) $(RELSYSDIR)/include
	$(INSTALL_DIR) $(RELSYSDIR)/man
	$(INSTALL_DIR) $(RELSYSDIR)/doc
	$(INSTALL_DIR) $(RELSYSDIR)/bin
	$(INSTALL_DIR) $(RELEASE_PATH)/usr/include
	$(INSTALL_DATA) $(RELEASE_INCLUDES) $(RELEASE_PATH)/usr/include
	$(INSTALL_DATA) $(RELEASE_INCLUDES) $(RELSYSDIR)/include
	$(INSTALL_PROGRAM) $(BINDIR)/$(EMULATOR_EXECUTABLE) $(RELSYSDIR)/bin
ifeq ($(ERLANG_OSTYPE), unix)
	$(INSTALL_PROGRAM) $(BINDIR)/$(CS_EXECUTABLE) $(RELSYSDIR)/bin
endif
endif

.PHONY: release_docs_spec
release_docs_spec:

# ----------------------------------------------------------------------
# Generated source code. Put in $(TARGET) directory
#

_create_dirs := $(shell mkdir -p $(CREATE_DIRS))

GENERATE =
HIPE_ASM =

ifeq ($(findstring vxworks,$(TARGET)),vxworks)
else
ifdef HIPE_ENABLED
HIPE_ASM +=	$(TTF_DIR)/hipe_x86_asm.h \
		$(TTF_DIR)/hipe_amd64_asm.h \
		$(TTF_DIR)/hipe_sparc_asm.h \
		$(TTF_DIR)/hipe_ppc_asm.h \
		$(TTF_DIR)/hipe_arm_asm.h

GENERATE +=	$(HIPE_ASM) \
		$(TTF_DIR)/hipe_literals.h \
		$(BINDIR)/hipe_mkliterals$(TF_MARKER)
endif
endif

ifdef DTRACE_ENABLED
# global.h causes problems by including dtrace-wrapper.h which includes
# the autogenerated erlang_dtrace.h ... so make erlang_dtrace.h very early.
generate: $(TARGET)/erlang_dtrace.h $(GENERATE)
else
generate: $(GENERATE)
endif

ifdef HIPE_ENABLED
OPCODE_TABLES += hipe/hipe_ops.tab
endif

$(TTF_DIR)/beam_cold.h \
$(TTF_DIR)/beam_hot.h \
$(TTF_DIR)/beam_opcodes.c \
$(TTF_DIR)/beam_opcodes.h \
$(TTF_DIR)/beam_pred_funcs.h \
$(TTF_DIR)/beam_tr_funcs.h \
	: $(TTF_DIR)/OPCODES-GENERATED
$(TTF_DIR)/OPCODES-GENERATED: $(OPCODE_TABLES) utils/beam_makeops
	LANG=C $(PERL) utils/beam_makeops \
		-wordsize @EXTERNAL_WORD_SIZE@ \
		-outdir $(TTF_DIR) \
		-DUSE_VM_PROBES=$(if $(USE_VM_PROBES),1,0) \
		-emulator $(OPCODE_TABLES) && echo $? >$(TTF_DIR)/OPCODES-GENERATED
GENERATE += $(TTF_DIR)/OPCODES-GENERATED

# bif and atom table
ATOMS=	beam/atom.names
BIFS =	beam/bif.tab
ifdef HIPE_ENABLED
HIPE_ARCH64_TAB=hipe/hipe_bif64.tab
HIPE_x86_TAB=hipe/hipe_x86.tab
HIPE_amd64_TAB=hipe/hipe_amd64.tab $(HIPE_ARCH64_TAB)
HIPE_ultrasparc_TAB=hipe/hipe_sparc.tab
HIPE_ppc_TAB=hipe/hipe_ppc.tab
HIPE_ppc64_TAB=hipe/hipe_ppc64.tab $(HIPE_ARCH64_TAB)
HIPE_arm_TAB=hipe/hipe_arm.tab
HIPE_ARCH_TAB=$(HIPE_$(ARCH)_TAB)
BIFS += hipe/hipe_bif0.tab hipe/hipe_bif1.tab hipe/hipe_bif2.tab $(HIPE_ARCH_TAB)
ifdef USE_PERFCTR
BIFS += hipe/hipe_perfctr.tab
endif
endif

$(TARGET)/erl_bif_table.c \
$(TARGET)/erl_bif_table.h \
$(TARGET)/erl_bif_wrap.c \
$(TARGET)/erl_bif_list.h \
$(TARGET)/erl_atom_table.c \
$(TARGET)/erl_atom_table.h \
$(TARGET)/erl_pbifs.c \
	: $(TARGET)/TABLES-GENERATED
$(TARGET)/TABLES-GENERATED: $(ATOMS) $(BIFS) utils/make_tables
	LANG=C $(PERL) utils/make_tables -src $(TARGET) -include $(TARGET)\
		$(ATOMS) $(BIFS) && echo $? >$(TARGET)/TABLES-GENERATED
GENERATE += $(TARGET)/TABLES-GENERATED

$(TTF_DIR)/erl_alloc_types.h: beam/erl_alloc.types utils/make_alloc_types
	LANG=C $(PERL) utils/make_alloc_types -src $< -dst $@ $(ENABLE_ALLOC_TYPE_VARS)
GENERATE += $(TTF_DIR)/erl_alloc_types.h

# version include file
$(TARGET)/erl_version.h: ../vsn.mk
	LANG=C $(PERL) utils/make_version -o $@ $(SYSTEM_VSN) $(VSN)$(SERIALNO) $(TARGET)
GENERATE += $(TARGET)/erl_version.h

# driver table
$(TTF_DIR)/driver_tab.c: Makefile.in
	LANG=C $(PERL) utils/make_driver_tab -o $@ $(DRV_OBJS)
GENERATE += $(TTF_DIR)/driver_tab.c



# Preloaded code.
# 
# This list must be consistent with PRE_LOADED_MODULES in
# lib/kernel/src/Makefile.
ifeq ($(TARGET),win32)
# On windows the preloaded objects are in a resource object.
PRELOAD_OBJ = $(OBJDIR)/beams.$(RES_EXT)
PRELOAD_SRC = $(TARGET)/beams.rc
$(PRELOAD_SRC): $(ERL_TOP)/erts/preloaded/ebin/otp_ring0.beam \
			$(ERL_TOP)/erts/preloaded/ebin/init.beam \
			$(ERL_TOP)/erts/preloaded/ebin/prim_inet.beam \
			$(ERL_TOP)/erts/preloaded/ebin/prim_file.beam \
			$(ERL_TOP)/erts/preloaded/ebin/zlib.beam \
			$(ERL_TOP)/erts/preloaded/ebin/prim_zip.beam \
			$(ERL_TOP)/erts/preloaded/ebin/erl_prim_loader.beam \
			$(ERL_TOP)/erts/preloaded/ebin/erlang.beam
	LANG=C $(PERL) utils/make_preload $(MAKE_PRELOAD_EXTRA) -rc $^ > $@
else
PRELOAD_OBJ = $(OBJDIR)/preload.o
PRELOAD_SRC = $(TARGET)/preload.c
$(PRELOAD_SRC): $(ERL_TOP)/erts/preloaded/ebin/otp_ring0.beam \
			$(ERL_TOP)/erts/preloaded/ebin/init.beam \
			$(ERL_TOP)/erts/preloaded/ebin/prim_inet.beam \
			$(ERL_TOP)/erts/preloaded/ebin/prim_file.beam \
			$(ERL_TOP)/erts/preloaded/ebin/zlib.beam \
			$(ERL_TOP)/erts/preloaded/ebin/prim_zip.beam \
			$(ERL_TOP)/erts/preloaded/ebin/erl_prim_loader.beam \
			$(ERL_TOP)/erts/preloaded/ebin/erlang.beam
	LANG=C $(PERL) utils/make_preload -old $^ > $@
endif

.PHONY : generate
ifdef VOID_EMULATOR
generate:
	@echo $(VOID_EMULATOR)' - omitted target generate'
else
generate: $(TTF_DIR)/GENERATED $(PRELOAD_SRC)

$(TTF_DIR)/GENERATED: $(GENERATE)
	echo $? >$(TTF_DIR)/GENERATED
endif

$(TARGET)/erlang_dtrace.h: beam/erlang_dtrace.d
	dtrace -h -C -Ibeam -s $< -o ./erlang_dtrace.tmp
	sed -e '/^#define[ 	]*ERLANG_[A-Z0-9_]*(.*)/y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/' ./erlang_dtrace.tmp > $@
	rm ./erlang_dtrace.tmp

# ----------------------------------------------------------------------
# Pattern rules
#
COMMON_INCLUDES = -Ibeam -Isys/$(ERLANG_OSTYPE) -Isys/common -I$(TARGET)
ifndef Z_LIB
COMMON_INCLUDES += -Izlib 
endif
COMMON_INCLUDES += -Ipcre -Ihipe
COMMON_INCLUDES += -I../include -I../include/$(TARGET)
COMMON_INCLUDES += -I../include/internal -I../include/internal/$(TARGET)

INCLUDES  =  -I$(TTF_DIR) $(COMMON_INCLUDES)

ifdef PERFCTR_PATH
INCLUDES += -I$(PERFCTR_PATH)/usr.lib -I$(PERFCTR_PATH)/linux/include
endif

# Need to include etc dir on VxWorks
ifeq ($(findstring vxworks,$(TARGET)),vxworks)
INCLUDES += -I$(ERL_TOP)/erts/etc/vxworks
endif

ifeq ($(TARGET),win32)
$(OBJDIR)/dll_sys.o: sys/$(ERLANG_OSTYPE)/sys.c
	$(CC) $(CFLAGS) -DERL_RUN_SHARED_LIB=1 $(INCLUDES) -c $< -o $@

$(OBJDIR)/beams.$(RES_EXT): $(TARGET)/beams.rc
	$(RC) -o $@  -I$(ERL_TOP)/erts/etc/win32 $(TARGET)/beams.rc 

endif

ifneq ($(filter tile-%,$(TARGET)),)
$(OBJDIR)/beam_emu.o: beam/beam_emu.c
	$(CC) $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) \
         -OPT:Olimit=0 -WOPT:lpre=off:spre=off:epre=off \
         $(INCLUDES) -c $< -o $@
else
# Usually the same as the default rule, but certain platforms (e.g. win32) mix
# different compilers
$(OBJDIR)/beam_emu.o: beam/beam_emu.c
	$(EMU_CC) $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) $(INCLUDES) -c $< -o $@
endif

$(OBJDIR)/%.o: beam/%.c
	$(CC) $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) $(INCLUDES) -c $< -o $@

$(OBJDIR)/%.o: $(TARGET)/%.c
	$(CC) $(CFLAGS) $(INCLUDES) -Idrivers/common -c $< -o $@

$(OBJDIR)/%.o: $(TTF_DIR)/%.c
	$(CC) $(CFLAGS) $(INCLUDES) -c $< -o $@

$(OBJDIR)/%.o: sys/$(ERLANG_OSTYPE)/%.c
	$(CC) $(CFLAGS) $(INCLUDES) -c $< -o $@

$(OBJDIR)/%.o: sys/common/%.c
	$(CC) $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) $(INCLUDES) -c $< -o $@

$(OBJDIR)/%.o: drivers/common/%.c
	$(CC) $(CFLAGS) -DLIBSCTP=$(LIBSCTP) $(INCLUDES) -Idrivers/common -Idrivers/$(ERLANG_OSTYPE) -c $< -o $@

$(OBJDIR)/%.o: drivers/$(ERLANG_OSTYPE)/%.c
	$(CC) $(CFLAGS) $(INCLUDES) -Idrivers/common -Idrivers/$(ERLANG_OSTYPE) -I../etc/$(ERLANG_OSTYPE) -c $< -o $@

# VxWorks uses unix drivers too...
ifeq ($(findstring vxworks,$(TARGET)),vxworks)
$(OBJDIR)/%.o: drivers/unix/%.c
	$(CC) $(CFLAGS) $(INCLUDES) -Idrivers/common -c $< -o $@
endif

# ----------------------------------------------------------------------
# Specials
#
CS_SRC = sys/$(ERLANG_OSTYPE)/erl_child_setup.c

$(BINDIR)/$(CS_EXECUTABLE): $(TTF_DIR)/GENERATED $(PRELOAD_SRC) $(CS_SRC) $(ERTS_LIB)
	$(CS_PURIFY) $(CC) $(CS_LDFLAGS) -o $(BINDIR)/$(CS_EXECUTABLE) \
               $(CS_CFLAGS) $(COMMON_INCLUDES) $(CS_SRC) $(CS_LIBS)

$(OBJDIR)/%.kp.o: sys/common/%.c
	$(CC) -DERTS_KERNEL_POLL_VERSION $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) $(INCLUDES) -c $< -o $@

$(OBJDIR)/%.nkp.o: sys/common/%.c
	$(CC) -DERTS_NO_KERNEL_POLL_VERSION $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) $(INCLUDES) -c $< -o $@

ifeq ($(GCC),yes)

$(OBJDIR)/erl_goodfit_alloc.o: beam/erl_goodfit_alloc.c
	$(CC) $(subst -O2, $(GEN_OPT_FLGS) $(UNROLL_FLG), $(CFLAGS)) $(INCLUDES) -c $< -o $@
endif

# ----------------------------------------------------------------------
# Build necessary beam files if they are not already in place. To force
# rebuilding (is this a good idea?) add a dummy dependency to this target.
#

$(ERL_TOP)/lib/%.beam:
	cd $(@D)/../src && $(MAKE) ../ebin/$(@F)


# ----------------------------------------------------------------------
# Object files
#

INIT_OBJS = $(OBJDIR)/erl_main.o	$(PRELOAD_OBJ)

EMU_OBJS = \
	$(OBJDIR)/beam_emu.o		$(OBJDIR)/beam_opcodes.o \
	$(OBJDIR)/beam_load.o		$(OBJDIR)/beam_bif_load.o \
	$(OBJDIR)/beam_debug.o		$(OBJDIR)/beam_bp.o \
	$(OBJDIR)/beam_catches.o

RUN_OBJS = \
	$(OBJDIR)/erl_pbifs.o		$(OBJDIR)/benchmark.o \
	$(OBJDIR)/erl_alloc.o		$(OBJDIR)/erl_mtrace.o \
	$(OBJDIR)/erl_alloc_util.o	$(OBJDIR)/erl_goodfit_alloc.o \
	$(OBJDIR)/erl_bestfit_alloc.o	$(OBJDIR)/erl_afit_alloc.o \
	$(OBJDIR)/erl_instrument.o	$(OBJDIR)/erl_init.o \
	$(OBJDIR)/erl_atom_table.o	$(OBJDIR)/erl_bif_table.o \
	$(OBJDIR)/erl_bif_ddll.o  	$(OBJDIR)/erl_bif_guard.o \
	$(OBJDIR)/erl_bif_info.o	$(OBJDIR)/erl_bif_op.o \
	$(OBJDIR)/erl_bif_os.o		$(OBJDIR)/erl_bif_lists.o \
	$(OBJDIR)/erl_bif_trace.o	$(OBJDIR)/erl_bif_wrap.o \
	$(OBJDIR)/erl_trace.o		$(OBJDIR)/copy.o \
	$(OBJDIR)/utils.o		$(OBJDIR)/bif.o \
	$(OBJDIR)/io.o 			$(OBJDIR)/erl_printf_term.o\
	$(OBJDIR)/erl_debug.o		$(OBJDIR)/erl_md5.o \
	$(OBJDIR)/erl_message.o		$(OBJDIR)/erl_process.o \
	$(OBJDIR)/erl_process_dict.o	$(OBJDIR)/erl_process_lock.o \
	$(OBJDIR)/erl_port_task.o	$(OBJDIR)/erl_arith.o \
	$(OBJDIR)/time.o		$(OBJDIR)/erl_time_sup.o  \
	$(OBJDIR)/external.o		$(OBJDIR)/dist.o \
	$(OBJDIR)/binary.o		$(OBJDIR)/erl_db.o \
	$(OBJDIR)/erl_db_util.o		$(OBJDIR)/erl_db_hash.o \
	$(OBJDIR)/erl_db_tree.o		$(OBJDIR)/erl_thr_progress.o \
	$(OBJDIR)/big.o			$(OBJDIR)/hash.o \
	$(OBJDIR)/index.o		$(OBJDIR)/atom.o \
	$(OBJDIR)/module.o		$(OBJDIR)/export.o \
	$(OBJDIR)/register.o		$(OBJDIR)/break.o \
	$(OBJDIR)/erl_async.o		$(OBJDIR)/erl_lock_check.o \
	$(OBJDIR)/erl_gc.o 		$(OBJDIR)/erl_lock_count.o \
	$(OBJDIR)/erl_posix_str.o \
	$(OBJDIR)/erl_bits.o 		$(OBJDIR)/erl_math.o \
	$(OBJDIR)/erl_fun.o             $(OBJDIR)/erl_bif_port.o \
	$(OBJDIR)/erl_term.o 		$(OBJDIR)/erl_node_tables.o \
	$(OBJDIR)/erl_monitors.o	$(OBJDIR)/erl_process_dump.o \
	$(OBJDIR)/erl_bif_timer.o	$(OBJDIR)/erl_cpu_topology.o \
	$(OBJDIR)/erl_drv_thread.o      $(OBJDIR)/erl_bif_chksum.o \
	$(OBJDIR)/erl_bif_re.o		$(OBJDIR)/erl_unicode.o \
	$(OBJDIR)/packet_parser.o	$(OBJDIR)/safe_hash.o \
	$(OBJDIR)/erl_zlib.o		$(OBJDIR)/erl_nif.o \
	$(OBJDIR)/erl_bif_binary.o      $(OBJDIR)/erl_ao_firstfit_alloc.o \
	$(OBJDIR)/erl_thr_queue.o	$(OBJDIR)/erl_sched_spec_pre_alloc.o

ifeq ($(TARGET),win32)
DRV_OBJS = \
	$(OBJDIR)/registry_drv.o \
	$(OBJDIR)/efile_drv.o \
	$(OBJDIR)/inet_drv.o \
	$(OBJDIR)/zlib_drv.o \
	$(OBJDIR)/ram_file_drv.o
OS_OBJS = \
	$(OBJDIR)/win_efile.o \
	$(OBJDIR)/win_con.o \
	$(OBJDIR)/dll_sys.o \
	$(OBJDIR)/driver_tab.o \
	$(OBJDIR)/gzio.o \
	$(OBJDIR)/sys_float.o \
	$(OBJDIR)/sys_time.o \
	$(OBJDIR)/sys_interrupt.o \
	$(OBJDIR)/sys_env.o \
	$(OBJDIR)/dosmap.o
else
OS_OBJS = \
	$(OBJDIR)/sys.o \
	$(OBJDIR)/driver_tab.o \
	$(OBJDIR)/unix_efile.o \
	$(OBJDIR)/gzio.o \
	$(OBJDIR)/elib_memmove.o

ifeq ($(findstring vxworks,$(TARGET)),vxworks)
	OS_OBJS += $(OBJDIR)/int64.o 
else
	OS_OBJS += $(OBJDIR)/sys_float.o \
                   $(OBJDIR)/sys_time.o
endif
DRV_OBJS = \
	$(OBJDIR)/efile_drv.o \
	$(OBJDIR)/inet_drv.o \
	$(OBJDIR)/zlib_drv.o \
	$(OBJDIR)/ram_file_drv.o
endif

ifneq ($(findstring vxworks,$(TARGET)),vxworks)
	DRV_OBJS += $(OBJDIR)/ttsl_drv.o
endif

ifeq ($(ERTS_ENABLE_KERNEL_POLL),yes)
OS_OBJS += 	$(OBJDIR)/erl_poll.kp.o \
		$(OBJDIR)/erl_check_io.kp.o \
		$(OBJDIR)/erl_poll.nkp.o \
		$(OBJDIR)/erl_check_io.nkp.o
else
OS_OBJS +=	$(OBJDIR)/erl_poll.o \
		$(OBJDIR)/erl_check_io.o
endif

OS_OBJS +=	$(OBJDIR)/erl_mseg.o \
		$(OBJDIR)/erl_$(ERLANG_OSTYPE)_sys_ddll.o \
		$(OBJDIR)/erl_mtrace_sys_wrap.o \
		$(OBJDIR)/erl_sys_common_misc.o

HIPE_ARCH64_OBJS=$(OBJDIR)/hipe_bif64.o

HIPE_x86_OS_OBJS=$(HIPE_x86_$(OPSYS)_OBJS)
HIPE_x86_OBJS=$(OBJDIR)/hipe_x86.o $(OBJDIR)/hipe_x86_glue.o $(OBJDIR)/hipe_x86_bifs.o $(OBJDIR)/hipe_x86_signal.o $(OBJDIR)/hipe_x86_stack.o $(HIPE_x86_OS_OBJS)
HIPE_amd64_OBJS=$(OBJDIR)/hipe_amd64.o $(OBJDIR)/hipe_amd64_glue.o $(OBJDIR)/hipe_amd64_bifs.o $(OBJDIR)/hipe_x86_signal.o $(OBJDIR)/hipe_x86_stack.o $(HIPE_ARCH64_OBJS)
HIPE_ultrasparc_OBJS=$(OBJDIR)/hipe_sparc.o $(OBJDIR)/hipe_sparc_glue.o $(OBJDIR)/hipe_sparc_bifs.o $(OBJDIR)/hipe_risc_stack.o
HIPE_ppc_OBJS=$(OBJDIR)/hipe_ppc.o $(OBJDIR)/hipe_ppc_glue.o $(OBJDIR)/hipe_ppc_bifs.o $(OBJDIR)/hipe_risc_stack.o
HIPE_ppc64_OBJS=$(HIPE_ppc_OBJS) $(HIPE_ARCH64_OBJS)
HIPE_arm_OBJS=$(OBJDIR)/hipe_arm.o $(OBJDIR)/hipe_arm_glue.o $(OBJDIR)/hipe_arm_bifs.o $(OBJDIR)/hipe_risc_stack.o
HIPE_noarch_OBJS=
HIPE_ARCH_OBJS=$(HIPE_$(ARCH)_OBJS)

HIPE_OBJS= \
	$(OBJDIR)/hipe_bif0.o \
	$(OBJDIR)/hipe_bif1.o \
	$(OBJDIR)/hipe_bif2.o \
	$(OBJDIR)/hipe_debug.o \
	$(OBJDIR)/hipe_gc.o \
	$(OBJDIR)/hipe_mode_switch.o \
	$(OBJDIR)/hipe_native_bif.o \
	$(OBJDIR)/hipe_stack.o $(HIPE_ARCH_OBJS)
ifdef USE_PERFCTR
HIPE_OBJS += $(OBJDIR)/hipe_perfctr.o
endif
ifdef HIPE_ENABLED
EXTRA_BASE_OBJS += $(HIPE_OBJS)
endif

BASE_OBJS = $(RUN_OBJS) $(EMU_OBJS) $(OS_OBJS) $(EXTRA_BASE_OBJS)

before_DTrace_OBJS =	$(BASE_OBJS) $(DRV_OBJS)

DTRACE_OBJS =
ifdef DTRACE_ENABLED_2STEP
DTRACE_OBJS = $(OBJDIR)/erlang_dtrace.o
$(OBJDIR)/erlang_dtrace.o: $(before_DTrace_OBJS) $(TARGET)/erlang_dtrace.h
	dtrace -G -C -Ibeam \
	  -s beam/erlang_dtrace.d \
	  -o $@ $(before_DTrace_OBJS)
endif

OBJS = $(before_DTrace_OBJS) $(DTRACE_OBJS)

$(INIT_OBJS): $(TTF_DIR)/GENERATED
$(OBJS): $(TTF_DIR)/GENERATED

########################################
# HiPE section

M4FLAGS += -DTARGET=$(TARGET) -DOPSYS=$(OPSYS) -DARCH=$(ARCH)

$(TTF_DIR)/%.S: hipe/%.m4
	m4 $(M4FLAGS) $< > $@

$(TTF_DIR)/%.h: hipe/%.m4
	m4 $(M4FLAGS) $< > $@

$(OBJDIR)/%.o: $(TTF_DIR)/%.S
	$(CC) $(CFLAGS) $(INCLUDES) -c $< -o $@

$(OBJDIR)/%.o: hipe/%.S
	$(CC) $(CFLAGS) $(INCLUDES) -c $< -o $@

$(OBJDIR)/%.o: hipe/%.c
	$(CC) $(subst O2,O3, $(CFLAGS)) $(INCLUDES) -c $< -o $@

$(BINDIR)/hipe_mkliterals$(TF_MARKER):	$(OBJDIR)/hipe_mkliterals.o
	$(CC) $(CFLAGS) $(INCLUDES) -o $@ $<

$(OBJDIR)/hipe_mkliterals.o:	$(HIPE_ASM) $(TTF_DIR)/erl_alloc_types.h \
	$(TTF_DIR)/OPCODES-GENERATED $(TARGET)/TABLES-GENERATED

$(TTF_DIR)/hipe_literals.h:	$(BINDIR)/hipe_mkliterals$(TF_MARKER)
	$(BINDIR)/hipe_mkliterals$(TF_MARKER) -c > $@

$(OBJDIR)/hipe_x86_glue.o:	hipe/hipe_x86_glue.S \
	$(TTF_DIR)/hipe_x86_asm.h $(TTF_DIR)/hipe_literals.h \
	hipe/hipe_mode_switch.h
$(TTF_DIR)/hipe_x86_bifs.S:	hipe/hipe_x86_bifs.m4 hipe/hipe_x86_asm.m4 \
	hipe/hipe_bif_list.m4 $(TARGET)/erl_bif_list.h hipe/hipe_gbif_list.h
$(OBJDIR)/hipe_x86_bifs.o:	$(TTF_DIR)/hipe_x86_bifs.S \
	$(TTF_DIR)/hipe_literals.h

$(OBJDIR)/hipe_amd64_glue.o:	hipe/hipe_amd64_glue.S \
	$(TTF_DIR)/hipe_amd64_asm.h $(TTF_DIR)/hipe_literals.h \
	hipe/hipe_mode_switch.h
$(TTF_DIR)/hipe_amd64_bifs.S:	hipe/hipe_amd64_bifs.m4 hipe/hipe_amd64_asm.m4 \
	hipe/hipe_bif_list.m4 $(TARGET)/erl_bif_list.h hipe/hipe_gbif_list.h
$(OBJDIR)/hipe_amd64_bifs.o:	$(TTF_DIR)/hipe_amd64_bifs.S \
	$(TTF_DIR)/hipe_literals.h

$(OBJDIR)/hipe_sparc_glue.o:	hipe/hipe_sparc_glue.S \
	$(TTF_DIR)/hipe_sparc_asm.h hipe/hipe_mode_switch.h \
	$(TTF_DIR)/hipe_literals.h
$(TTF_DIR)/hipe_sparc_bifs.S:	hipe/hipe_sparc_bifs.m4 hipe/hipe_sparc_asm.m4 \
	hipe/hipe_bif_list.m4 $(TARGET)/erl_bif_list.h hipe/hipe_gbif_list.h
$(OBJDIR)/hipe_sparc_bifs.o:	$(TTF_DIR)/hipe_sparc_bifs.S \
	$(TTF_DIR)/hipe_literals.h

$(OBJDIR)/hipe_ppc_glue.o:	hipe/hipe_ppc_glue.S $(TTF_DIR)/hipe_ppc_asm.h \
	hipe/hipe_mode_switch.h $(TTF_DIR)/hipe_literals.h
$(TTF_DIR)/hipe_ppc_bifs.S:	hipe/hipe_ppc_bifs.m4 hipe/hipe_ppc_asm.m4 \
	hipe/hipe_bif_list.m4 $(TARGET)/erl_bif_list.h hipe/hipe_gbif_list.h
$(OBJDIR)/hipe_ppc_bifs.o:	$(TTF_DIR)/hipe_ppc_bifs.S \
	$(TTF_DIR)/hipe_literals.h

$(OBJDIR)/hipe_arm_glue.o:	hipe/hipe_arm_glue.S $(TTF_DIR)/hipe_arm_asm.h \
	hipe/hipe_mode_switch.h $(TTF_DIR)/hipe_literals.h
$(TTF_DIR)/hipe_arm_bifs.S:	hipe/hipe_arm_bifs.m4 hipe/hipe_arm_asm.m4 \
	hipe/hipe_bif_list.m4 $(TARGET)/erl_bif_list.h hipe/hipe_gbif_list.h
$(OBJDIR)/hipe_arm_bifs.o:	$(TTF_DIR)/hipe_arm_bifs.S \
	$(TTF_DIR)/hipe_literals.h

# end of HiPE section
########################################

ifeq ($(findstring vxworks,$(TARGET)),vxworks)
########################################
# Extract what we need from libgcc.a
########################################
GCCLIBFLAGS=@GCCLIBFLAGS@
STRIP=@STRIP@
SYMPREFIX=@SYMPREFIX@

NEEDFUNCTIONS=__divdi3 __moddi3 __udivdi3
KEEPSYMS=$(NEEDFUNCTIONS:%=-K $(SYMPREFIX)%)

$(OBJDIR)/int64.o: $(TARGET)/int64.c
	$(CC) -o $(OBJDIR)/int64tmp.o -c $(TARGET)/int64.c
	$(LD) -o $(OBJDIR)/int64.o $(OBJDIR)/int64tmp.o $(LDFLAGS) $(GCCLIBFLAGS)
	$(STRIP) $(KEEPSYMS) $(OBJDIR)/int64.o

$(TARGET)/int64.c:
	echo 'void dummy(void); void dummy(void) {' > $(TARGET)/int64.c
	for x in $(NEEDFUNCTIONS); do echo 'extern void '$$x'();' \
		>> $(TARGET)/int64.c; done 
	for x in $(NEEDFUNCTIONS); do echo $$x'();' >> $(TARGET)/int64.c; done
	echo '}'  >> $(TARGET)/int64.c 

endif

# ----------------------------------------------------------------------
# The emulator itself

ifeq ($(TARGET), win32)
# Only the basic erlang to begin with eh?
$(BINDIR)/$(EMULATOR_EXECUTABLE): $(INIT_OBJS) $(OBJS) $(DEPLIBS)
	$(PURIFY) $(LD) -dll -def:sys/$(ERLANG_OSTYPE)/erl.def -implib:$(BINDIR)/erl_dll.lib -o $(BINDIR)/$(EMULATOR_EXECUTABLE) \
	$(LDFLAGS) $(DEXPORT) $(INIT_OBJS) $(OBJS) $(LIBS)
else


$(BINDIR)/$(EMULATOR_EXECUTABLE): $(INIT_OBJS) $(OBJS) $(DEPLIBS)
	$(PURIFY) $(LD) -o $(BINDIR)/$(EMULATOR_EXECUTABLE) \
	$(HIPEBEAMLDFLAGS) $(LDFLAGS) $(DEXPORT) $(INIT_OBJS) $(OBJS) $(LIBS)

endif

# ----------------------------------------------------------------------
# Dependencies
#
$(TARGET)/Makefile: Makefile.in
	@echo
	@echo "Makefile.in has been updated, please re-run configure!"
	@echo
	@exit 1

#SED_REPL_WIN_DRIVE=s|\([ 	]\)\([A-Za-z]\):|\1/cygdrive/\2|g;s|^\([A-Za-z]\):|/cygdrive/\1|g
SED_REPL_O=s|^\([^:]*:\)|$$(OBJDIR)/\1|g
SED_REPL_O_ZLIB=s|^\([^:]*:\)|$$(ZLIB_OBJDIR)/\1|g
SED_REPL_TTF_DIR=s|$(TTF_DIR)/|$$(TTF_DIR)/|g
SED_REPL_ERL_TOP=s|\([ 	]\)$(ERL_TOP)/|\1$$(ERL_TOP)/|g;s|^$(ERL_TOP)/|$$(ERL_TOP)/|g
SED_REPL_POLL=s|$$(OBJDIR)/erl_poll.o|$$(OBJDIR)/erl_poll.kp.o $$(OBJDIR)/erl_poll.nkp.o|g
SED_REPL_CHK_IO=s|$$(OBJDIR)/erl_check_io.o|$$(OBJDIR)/erl_check_io.kp.o $$(OBJDIR)/erl_check_io.nkp.o|g

ifeq ($(TARGET),win32)
#SED_PREFIX=$(SED_REPL_WIN_DRIVE);
SED_PREFIX=
else
SED_PREFIX=
endif

ifeq ($(ERTS_ENABLE_KERNEL_POLL),yes)
SED_SUFFIX=;$(SED_REPL_POLL);$(SED_REPL_CHK_IO)
else
SED_SUFFIX=
endif

SED_DEPEND=sed '$(SED_PREFIX)$(SED_REPL_O);$(SED_REPL_TTF_DIR);$(SED_REPL_ERL_TOP)$(SED_SUFFIX)'
SED_DEPEND_ZLIB=sed '$(SED_PREFIX)$(SED_REPL_O_ZLIB)'

ifdef HIPE_ENABLED
HIPE_SRC=$(wildcard hipe/*.c)
else
HIPE_SRC=
endif

BEAM_SRC=$(wildcard beam/*.c)
DRV_COMMON_SRC=$(wildcard drivers/common/*.c)
DRV_OSTYPE_SRC=$(wildcard drivers/$(ERLANG_OSTYPE)/*.c)
ALL_SYS_SRC=$(wildcard sys/$(ERLANG_OSTYPE)/*.c) $(wildcard sys/common/*.c)
TARGET_SRC=$(wildcard $(TARGET)/*.c) $(wildcard $(TTF_DIR)/*.c)

# I do not want the -MG flag on windows, it does not work properly for a 
# windows build.

ifeq ($(TARGET),win32)

#DEP_CC=$(EMU_CC)
DEP_CC=$(CC)
DEP_FLAGS=-MM  $(subst -O2,,$(CFLAGS)) $(INCLUDES) -I../etc/win32 -Idrivers/common -Idrivers/$(ERLANG_OSTYPE)
# ifeq (@MIXED_CYGWIN_VC@,yes)
# VC++ used for compiling. If __GNUC__ is defined we will include
# other headers then when compiling which will result in faulty
# dependencies.
# DEP_FLAGS += -U__GNUC__
# endif
# On windows we have the erl_poll implementation in sys/win32 (no longer...)
# SYS_SRC=$(subst sys/common/erl_poll.c,,$(ALL_SYS_SRC))

else # !win32

ifeq ($(findstring tile,$(TARGET)),tile)
# tile-gcc doesn't like -MG
MG_FLAG=
else
MG_FLAG=-MG
endif

DEP_CC=$(CC)
DEP_FLAGS=-MM $(MG_FLAG) $(CFLAGS) $(INCLUDES) -Idrivers/common -Idrivers/$(ERLANG_OSTYPE)
SYS_SRC=$(ALL_SYS_SRC)
endif

.PHONY: depend
ifdef VOID_EMULATOR
depend:
	@echo $(VOID_EMULATOR)' - omitted target depend'
else
depend: $(TTF_DIR)/depend.mk
$(TTF_DIR)/depend.mk: $(TTF_DIR)/GENERATED $(PRELOAD_SRC)
	$(DEP_CC) $(DEP_FLAGS) $(BEAM_SRC) \
		| $(SED_DEPEND) > $(TTF_DIR)/depend.mk
	$(DEP_CC) $(DEP_FLAGS) -DLIBSCTP=$(LIBSCTP) $(DRV_COMMON_SRC) \
		| $(SED_DEPEND) >> $(TTF_DIR)/depend.mk
	$(DEP_CC) $(DEP_FLAGS) -I../etc/$(ERLANG_OSTYPE) $(DRV_OSTYPE_SRC) \
		| $(SED_DEPEND) >> $(TTF_DIR)/depend.mk
	$(DEP_CC) $(DEP_FLAGS) $(SYS_SRC) \
		| $(SED_DEPEND) >> $(TTF_DIR)/depend.mk
	$(DEP_CC) $(DEP_FLAGS) $(TARGET_SRC) \
		| $(SED_DEPEND) >> $(TTF_DIR)/depend.mk
	$(DEP_CC) $(DEP_FLAGS) $(ZLIB_SRC) \
		| $(SED_DEPEND_ZLIB) >> $(TTF_DIR)/depend.mk
ifdef HIPE_ENABLED
	$(DEP_CC) $(DEP_FLAGS) $(HIPE_SRC) \
		| $(SED_DEPEND) >> $(TTF_DIR)/depend.mk
endif
	cd $(ERTS_LIB_DIR) && $(MAKE) depend
endif

ifneq ($(MAKECMDGOALS),clean)
ifneq ($(MAKECMDGOALS),generate)
ifndef VOID_EMULATOR
-include $(TTF_DIR)/depend.mk
endif
endif
endif