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CC = $(CROSS_COMPILE)gcc
HOSTCC = gcc
IFLAGS = -I$(TOPDIR)/include
#DFLAGS = -g
OFLAGS = -O3 -fomit-frame-pointer
CFLAGS += -Wall -Werror $(IFLAGS) $(DFLAGS) $(OFLAGS)
SRCS += $(wildcard *.c)
OBJS += $(subst .c,.o,$(SRCS))
HDRS += $(wildcard *.h)
HDRS += $(wildcard $(TOPDIR)/include/*.h)
SUBDIRS_CLEAN += $(addsuffix _clean_,$(SUBDIRS))
.PHONY: all clean $(SUBDIRS) $(SUBDIRS_CLEAN)
all: .depend $(TARGET) $(A_TARGET) $(HOST_TARGET)
$(SUBDIRS):
$(MAKE) -C $@
$(TARGET): $(OBJS) $(SUBDIRS)
$(CC) -o $(TARGET) $(filter $(OBJS), $^) $(LIBS)
$(A_TARGET): $(OBJS)
$(AR) -rcs $(A_TARGET) $(OBJS)
$(HOST_TARGET): $(SRCS)
$(HOSTCC) -o $(HOST_TARGET) $(CFLAGS) $(SRCS) $(LIBS)
clean:: $(SUBDIRS_CLEAN)
$(RM) $(TARGET) $(A_TARGET) $(HOST_TARGET) $(OBJS) .depend
$(SUBDIRS_CLEAN):
$(MAKE) -C $(subst _clean_,,$@) clean
%.o: %.c
$(CC) -c $(CFLAGS) -o $@ $<
ifeq ($(HOST_TARGET),)
DEPCC = $(CC)
else
DEPCC = $(HOSTCC)
endif
.depend: $(SRCS) $(HDRS)
$(DEPCC) -M $(CFLAGS) $(SRCS) > .depend
ifneq ($(MAKECMDGOALS),clean)
-include .depend
endif
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