include $(RIOTBOARD)/$(BOARD)/Makefile.dep

export NATIVEINCLUDES = -I$(RIOTBOARD)/$(BOARD)/include/
export NATIVEINCLUDES += -I$(RIOTBASE)/core/include/
export NATIVEINCLUDES += -I$(RIOTBASE)/drivers/include/

export CPU = native
export ELF = $(BINDIR)$(APPLICATION).elf

# toolchain:
export PREFIX =
export CC ?= $(PREFIX)gcc
export CXX ?= $(PREFIX)g++
export AR ?= $(PREFIX)ar
export AS ?= $(PREFIX)as
export LINK ?= $(PREFIX)gcc
export SIZE ?= $(PREFIX)size
export OBJCOPY = true

export DEBUGGER = gdb
export TERMPROG = $(ELF)
export FLASHER = true
export VALGRIND ?= valgrind
export CGANNOTATE ?= cg_annotate
export GPROF ?= gprof

# flags:
export CFLAGS += -Wall -Wextra -pedantic -m32
ifeq ($(shell uname -s),FreeBSD)
ifeq ($(shell uname -m),amd64)
export CFLAGS += -DCOMPAT_32BIT -L/usr/lib32 -B/usr/lib32
endif
endif

# unwanted (CXXUWFLAGS) and extra (CXXEXFLAGS) flags for c++
export CXXUWFLAGS +=
export CXXEXFLAGS +=

export LINKFLAGS += -m32
ifeq ($(shell uname -s),FreeBSD)
ifeq ($(shell uname -m),amd64)
export LINKFLAGS += -DCOMPAT_32BIT -L/usr/lib32 -B/usr/lib32
endif
export LINKFLAGS += -L $(BINDIR)
else
export LINKFLAGS += -ldl
endif

export ASFLAGS =
export DEBUGGER_FLAGS = $(ELF)
term-memcheck: export VALGRIND_FLAGS ?= --track-origins=yes
term-cachegrind: export CACHEGRIND_FLAGS += --tool=cachegrind
term-gprof: export TERMPROG = GMON_OUT_PREFIX=gmon.out $(ELF)
all-valgrind: export CFLAGS += -DHAVE_VALGRIND_H -g
all-valgrind: export NATIVEINCLUDES += $(shell pkg-config valgrind --cflags)
all-debug: export CFLAGS += -g
all-cachegrind: export CFLAGS += -g
all-gprof: export CFLAGS += -pg
all-gprof: export LINKFLAGS += -pg

export INCLUDES += $(NATIVEINCLUDES)

# backward compatability with glibc <= 2.17 for native
ifeq ($(CPU),native)
ifeq ($(shell uname -s),Linux)
ifeq ($(shell ldd --version |  awk '/^ldd/{if ($$NF < 2.17) {print "yes"} else {print "no"} }'),yes)
	LINKFLAGS += -lrt
endif
endif
endif

# clumsy way to enable building native on osx:
BUILDOSXNATIVE = 0
ifeq ($(CPU),native)
ifeq ($(shell uname -s),Darwin)
	BUILDOSXNATIVE = 1
endif
endif

# set the tap interface for term/valgrind
ifneq (,$(filter nativenet,$(USEMODULE)))
	export PORT ?= tap0
else
	export PORT =
endif

all: # do not override first target

all-debug: all

all-gprof: all

all-valgrind: all

all-cachegrind: all

term-valgrind:
# use this if you want to attach gdb from valgrind:
#	echo 0 > /proc/sys/kernel/yama/ptrace_scope
#	VALGRIND_FLAGS += --db-attach=yes
	$(VALGRIND) $(VALGRIND_FLAGS) $(ELF) $(PORT)

term-cachegrind:
	$(VALGRIND) $(CACHEGRIND_FLAGS) $(ELF) $(PORT)

term-gprof: term

eval-gprof:
	$(GPROF) $(ELF) $(shell ls -rt gmon.out* | tail -1)

eval-cachegrind:
	$(CGANNOTATE) $(shell ls -rt cachegrind.out* | tail -1)

export UNDEF += $(BINDIR)cpu/startup.o