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|
ifeq ($(LIBDIR),)
LIBDIR = ../lib
endif
ifeq ($(BINDIR),)
BINDIR = ../bin
endif
#
# The full path of output lib file (e.g. ../lib/libapp.a).
#
LIB = $($(APP)_LIB)
#
# The full path of output lib file (e.g. ../lib/libapp.a).
#
SHLIB = $($(APP)_SHLIB)
#
# The full path of output executable file (e.g. ../bin/app.exe).
#
EXE = $($(APP)_EXE)
#
# Source directory
#
SRCDIR = $($(APP)_SRCDIR)
#
# Output directory for object files (i.e. output/target)
#
OBJDIR = output/$(app)-$(TARGET_NAME)
ifeq ($(OS_NAME),linux-kernel)
export $(APP)_CFLAGS += -DKBUILD_MODNAME=$(app) -DKBUILD_BASENAME=$(app)
endif
#
# OBJS is ./output/target/file.o
#
OBJS = $(foreach file, $($(APP)_OBJS), $(OBJDIR)/$(file))
OBJDIRS := $(sort $(dir $(OBJS)))
#
# FULL_SRCS is ../src/app/file1.c ../src/app/file1.S
#
FULL_SRCS = $(foreach file, $($(APP)_OBJS), $(SRCDIR)/$(basename $(file)).m $(SRCDIR)/$(basename $(file)).c $(SRCDIR)/$(basename $(file)).cpp $(SRCDIR)/$(basename $(file)).S)
#
# When generating dependency (gcc -MM), ideally we use only either
# CFLAGS or CXXFLAGS (not both). But I just couldn't make if/ifeq to work.
#
DEPFLAGS = $($(APP)_CXXFLAGS) $($(APP)_CFLAGS)
# Dependency file
DEP_FILE := .$(app)-$(TARGET_NAME).depend
print_common:
@echo "###"
@echo "### DUMPING MAKE VARIABLES (I WON'T DO ANYTHING ELSE):"
@echo "###"
@echo APP=$(APP)
@echo OBJDIR=$(OBJDIR)
@echo OBJDIRS=$(OBJDIRS)
@echo OBJS=$(OBJS)
@echo SRCDIR=$(SRCDIR)
@echo FULL_SRCS=$(FULL_SRCS)
@echo $(APP)_CFLAGS=$($(APP)_CFLAGS)
@echo $(APP)_CXXFLAGS=$($(APP)_CXXFLAGS)
@echo $(APP)_LDFLAGS=$($(APP)_LDFLAGS)
@echo DEPFLAGS=$(DEPFLAGS)
@echo CC=$(CC)
@echo AR=$(AR)
@echo AR_FLAGS=$(AR_FLAGS)
@echo RANLIB=$(RANLIB)
print_bin: print_common
@echo EXE=$(EXE)
@echo BINDIR=$(BINDIR)
print_lib: print_common
@echo LIB=$(LIB)
@echo LIBDIR=$(LIBDIR)
$(LIB): $(OBJDIRS) $(OBJS) $($(APP)_EXTRA_DEP)
if test ! -d $(LIBDIR); then $(subst @@,$(subst /,$(HOST_PSEP),$(LIBDIR)),$(HOST_MKDIR)); fi
$(AR) $(AR_FLAGS) $(LIB) $(OBJS)
$(RANLIB) $(LIB)
$(SHLIB): $(OBJDIRS) $(OBJS) $($(APP)_EXTRA_DEP)
if test ! -d $(LIBDIR); then $(subst @@,$(subst /,$(HOST_PSEP),$(LIBDIR)),$(HOST_MKDIR)); fi
$(LD) $(LDOUT)$(subst /,$(HOST_PSEP),$(SHLIB)) \
$(subst /,$(HOST_PSEP),$(OBJS)) $($(APP)_LDFLAGS)
$(EXE): $(OBJDIRS) $(OBJS) $($(APP)_EXTRA_DEP)
if test ! -d $(BINDIR); then $(subst @@,$(subst /,$(HOST_PSEP),$(BINDIR)),$(HOST_MKDIR)); fi
$(LD) $(LDOUT)$(subst /,$(HOST_PSEP),$(EXE)) \
$(subst /,$(HOST_PSEP),$(OBJS)) $($(APP)_LDFLAGS)
$(OBJDIR)/$(app).o: $(OBJDIRS) $(OBJS)
$(CROSS_COMPILE)ld -r -o $@ $(OBJS)
$(OBJDIR)/$(app).ko: $(OBJDIR)/$(app).o
@echo Creating kbuild Makefile...
@echo "# Our module name:" > $(OBJDIR)/Makefile
@echo 'obj-m += $(app).o' >> $(OBJDIR)/Makefile
@echo >> $(OBJDIR)/Makefile
@echo "# Object members:" >> $(OBJDIR)/Makefile
@echo -n '$(app)-objs += ' >> $(OBJDIR)/Makefile
@for file in $($(APP)_OBJS); do \
echo -n "$$file " >> $(OBJDIR)/Makefile; \
done
@echo >> $(OBJDIR)/Makefile
@echo >> $(OBJDIR)/Makefile
@echo "# Prevent .o files to be built by kbuild:" >> $(OBJDIR)/Makefile
@for file in $($(APP)_OBJS); do \
echo ".PHONY: `pwd`/$(OBJDIR)/$$file" >> $(OBJDIR)/Makefile; \
done
@echo >> $(OBJDIR)/Makefile
@echo all: >> $(OBJDIR)/Makefile
@echo -e "\tmake -C $(KERNEL_DIR) M=`pwd`/$(OBJDIR) modules $(KERNEL_ARCH)" >> $(OBJDIR)/Makefile
@echo Invoking kbuild...
make -C $(OBJDIR)
../lib/$(app).ko: $(LIB) $(OBJDIR)/$(app).ko
cp $(OBJDIR)/$(app).ko ../lib
$(OBJDIR)/%$(OBJEXT): $(SRCDIR)/%.m
$(CC) $($(APP)_CFLAGS) \
$(CC_OUT)$(subst /,$(HOST_PSEP),$@) \
$(subst /,$(HOST_PSEP),$<)
$(OBJDIR)/%$(OBJEXT): $(SRCDIR)/%.c
$(CC) $($(APP)_CFLAGS) \
$(CC_OUT)$(subst /,$(HOST_PSEP),$@) \
$(subst /,$(HOST_PSEP),$<)
$(OBJDIR)/%$(OBJEXT): $(SRCDIR)/%.S
$(CC) $($(APP)_CFLAGS) \
$(CC_OUT)$(subst /,$(HOST_PSEP),$@) \
$(subst /,$(HOST_PSEP),$<)
$(OBJDIR)/%$(OBJEXT): $(SRCDIR)/%.cpp
$(CC) $($(APP)_CXXFLAGS) \
$(CC_OUT)$(subst /,$(HOST_PSEP),$@) \
$(subst /,$(HOST_PSEP),$<)
$(OBJDIRS):
$(subst @@,$(subst /,$(HOST_PSEP),$@),$(HOST_MKDIR))
$(LIBDIR):
$(subst @@,$(subst /,$(HOST_PSEP),$(LIBDIR)),$(HOST_MKDIR))
$(BINDIR):
$(subst @@,$(subst /,$(HOST_PSEP),$(BINDIR)),$(HOST_MKDIR))
clean:
$(subst @@,$(subst /,$(HOST_PSEP),$(OBJDIR)/*),$(HOST_RMR))
$(subst @@,$(subst /,$(HOST_PSEP),$(OBJDIR)),$(HOST_RMDIR))
ifeq ($(OS_NAME),linux-kernel)
rm -f ../lib/$(app).o
endif
gcov-report:
for file in $(FULL_SRCS); do \
gcov $$file -n -o $(OBJDIR); \
done
realclean: clean
$(subst @@,$(subst /,$(HOST_PSEP),$(LIB)) $(subst /,$(HOST_PSEP),$(EXE)),$(HOST_RM))
$(subst @@,$(DEP_FILE),$(HOST_RM))
ifeq ($(OS_NAME),linux-kernel)
rm -f ../lib/$(app).ko
endif
depend:
$(subst @@,$(DEP_FILE),$(HOST_RM))
for F in $(FULL_SRCS); do \
if test -f $$F; then \
echo "$(OBJDIR)/" | tr -d '\n' >> $(DEP_FILE); \
if $(CC) -M $(DEPFLAGS) $$F | sed '/^#/d' >> $(DEP_FILE); then \
true; \
else \
echo 'err:' >> $(DEP_FILE); \
rm -f $(DEP_FILE); \
exit 1; \
fi; \
fi; \
done;
dep: depend
-include $(DEP_FILE)
|
