Benny Prijono | dd859a6 | 2005-11-01 16:42:51 +0000 | [diff] [blame] | 1 | LIBDIR = ../lib |
| 2 | BINDIR = ../bin |
| 3 | |
| 4 | # |
| 5 | # The full path of output lib file (e.g. ../lib/libapp.a). |
| 6 | # |
| 7 | LIB = $($(APP)_LIB) |
| 8 | |
| 9 | # |
| 10 | # The full path of output executable file (e.g. ../bin/app.exe). |
| 11 | # |
| 12 | EXE = $($(APP)_EXE) |
| 13 | |
| 14 | # |
| 15 | # Source directory |
| 16 | # |
| 17 | SRCDIR = $($(APP)_SRCDIR) |
| 18 | |
| 19 | # |
| 20 | # Output directory for object files (i.e. output/target) |
| 21 | # |
| 22 | OBJDIR = output/$(app)-$(MACHINE_NAME)-$(OS_NAME)-$(CC_NAME) |
| 23 | |
| 24 | ifeq ($(OS_NAME),linux-kernel) |
| 25 | export $(APP)_CFLAGS += -DKBUILD_MODNAME=$(app) -DKBUILD_BASENAME=$(app) |
| 26 | endif |
| 27 | |
| 28 | |
| 29 | # |
| 30 | # OBJS is ./output/target/file.o |
| 31 | # |
| 32 | OBJS = $(foreach file, $($(APP)_OBJS), $(OBJDIR)/$(file)) |
| 33 | OBJDIRS := $(sort $(dir $(OBJS))) |
| 34 | |
| 35 | # |
| 36 | # FULL_SRCS is ../src/app/file1.c ../src/app/file1.S |
| 37 | # |
| 38 | FULL_SRCS = $(foreach file, $($(APP)_OBJS), $(SRCDIR)/$(basename $(file)).c $(SRCDIR)/$(basename $(file)).cpp $(SRCDIR)/$(basename $(file)).S) |
| 39 | |
| 40 | # |
| 41 | # When generating dependency (gcc -MM), ideally we use only either |
| 42 | # CFLAGS or CXXFLAGS (not both). But I just couldn't make if/ifeq to work. |
| 43 | # |
| 44 | DEPFLAGS = $($(APP)_CXXFLAGS) $($(APP)_CFLAGS) |
| 45 | |
| 46 | # Dependency file |
| 47 | DEP_FILE := .$(app)-$(MACHINE_NAME)-$(OS_NAME)-$(CC_NAME).depend |
| 48 | |
| 49 | |
| 50 | print_common: |
| 51 | @echo "###" |
| 52 | @echo "### DUMPING MAKE VARIABLES (I WON'T DO ANYTHING ELSE):" |
| 53 | @echo "###" |
| 54 | @echo APP=$(APP) |
| 55 | @echo OBJDIR=$(OBJDIR) |
| 56 | @echo OBJDIRS=$(OBJDIRS) |
| 57 | @echo OBJS=$(OBJS) |
| 58 | @echo SRCDIR=$(SRCDIR) |
| 59 | @echo FULL_SRCS=$(FULL_SRCS) |
| 60 | @echo $(APP)_CFLAGS=$($(APP)_CFLAGS) |
| 61 | @echo $(APP)_CXXFLAGS=$($(APP)_CXXFLAGS) |
| 62 | @echo $(APP)_LDFLAGS=$($(APP)_LDFLAGS) |
| 63 | @echo DEPFLAGS=$(DEPFLAGS) |
| 64 | |
| 65 | print_bin: print_common |
| 66 | @echo EXE=$(EXE) |
| 67 | @echo BINDIR=$(BINDIR) |
| 68 | |
| 69 | print_lib: print_common |
| 70 | @echo LIB=$(LIB) |
| 71 | @echo LIBDIR=$(LIBDIR) |
| 72 | |
| 73 | $(LIB): $(LIBDIR) $(OBJDIRS) $(OBJS) $($(APP)_EXTRA_DEP) |
| 74 | $(AR)$(LIB) $(OBJS) |
| 75 | $(RANLIB) $(LIB) |
| 76 | |
| 77 | $(EXE): $(BINDIR) $(OBJDIRS) $(OBJS) $($(APP)_EXTRA_DEP) |
| 78 | $(LD) $(LDOUT)$(subst /,$(HOST_PSEP),$(EXE)) \ |
| 79 | $(subst /,$(HOST_PSEP),$(OBJS)) $($(APP)_LDFLAGS) |
| 80 | |
| 81 | $(OBJDIR)/$(app).o: $(OBJDIRS) $(OBJS) |
| 82 | $(CROSS_COMPILE)ld -r -o $@ $(OBJS) |
| 83 | |
| 84 | $(OBJDIR)/$(app).ko: $(OBJDIR)/$(app).o |
| 85 | @echo Creating kbuild Makefile... |
| 86 | @echo "# Our module name:" > $(OBJDIR)/Makefile |
| 87 | @echo 'obj-m += $(app).o' >> $(OBJDIR)/Makefile |
| 88 | @echo >> $(OBJDIR)/Makefile |
| 89 | @echo "# Object members:" >> $(OBJDIR)/Makefile |
| 90 | @echo -n '$(app)-objs += ' >> $(OBJDIR)/Makefile |
| 91 | @for file in $($(APP)_OBJS); do \ |
| 92 | echo -n "$$file " >> $(OBJDIR)/Makefile; \ |
| 93 | done |
| 94 | @echo >> $(OBJDIR)/Makefile |
| 95 | @echo >> $(OBJDIR)/Makefile |
| 96 | @echo "# Prevent .o files to be built by kbuild:" >> $(OBJDIR)/Makefile |
| 97 | @for file in $($(APP)_OBJS); do \ |
| 98 | echo ".PHONY: `pwd`/$(OBJDIR)/$$file" >> $(OBJDIR)/Makefile; \ |
| 99 | done |
| 100 | @echo >> $(OBJDIR)/Makefile |
| 101 | @echo all: >> $(OBJDIR)/Makefile |
| 102 | @echo -e "\tmake -C $(KERNEL_DIR) M=`pwd`/$(OBJDIR) modules $(KERNEL_ARCH)" >> $(OBJDIR)/Makefile |
| 103 | @echo Invoking kbuild... |
| 104 | make -C $(OBJDIR) |
| 105 | |
| 106 | ../lib/$(app).ko: $(LIB) $(OBJDIR)/$(app).ko |
| 107 | cp $(OBJDIR)/$(app).ko ../lib |
| 108 | |
| 109 | $(OBJDIR)/%$(OBJEXT): $(SRCDIR)/%.c |
| 110 | $(CC) $($(APP)_CFLAGS) \ |
| 111 | $(CC_OUT)$(subst /,$(HOST_PSEP),$@) \ |
| 112 | $(subst /,$(HOST_PSEP),$<) |
| 113 | |
| 114 | $(OBJDIR)/%$(OBJEXT): $(SRCDIR)/%.S |
| 115 | $(CC) $($(APP)_CFLAGS) \ |
| 116 | $(CC_OUT)$(subst /,$(HOST_PSEP),$@) \ |
| 117 | $(subst /,$(HOST_PSEP),$<) |
| 118 | |
| 119 | $(OBJDIR)/%$(OBJEXT): $(SRCDIR)/%.cpp |
| 120 | $(CC) $($(APP)_CXXFLAGS) \ |
| 121 | $(CC_OUT)$(subst /,$(HOST_PSEP),$@) \ |
| 122 | $(subst /,$(HOST_PSEP),$<) |
| 123 | |
| 124 | $(OBJDIRS): |
| 125 | $(subst @@,$(subst /,$(HOST_PSEP),$@),$(HOST_MKDIR)) |
| 126 | |
| 127 | $(LIBDIR): |
| 128 | $(subst @@,$(subst /,$(HOST_PSEP),$(LIBDIR)),$(HOST_MKDIR)) |
| 129 | |
| 130 | $(BINDIR): |
| 131 | $(subst @@,$(subst /,$(HOST_PSEP),$(BINDIR)),$(HOST_MKDIR)) |
| 132 | |
| 133 | clean: |
| 134 | $(subst @@,$(subst /,$(HOST_PSEP),$(OBJDIR)/*),$(HOST_RMR)) |
| 135 | $(subst @@,$(subst /,$(HOST_PSEP),$(OBJDIR)),$(HOST_RMDIR)) |
| 136 | ifeq ($(OS_NAME),linux-kernel) |
| 137 | rm -f ../lib/$(app).o |
| 138 | endif |
| 139 | |
| 140 | realclean: clean |
| 141 | $(subst @@,$(subst /,$(HOST_PSEP),$(LIB)) $(subst /,$(HOST_PSEP),$(EXE)),$(HOST_RM)) |
| 142 | $(subst @@,$(DEP_FILE),$(HOST_RM)) |
| 143 | ifeq ($(OS_NAME),linux-kernel) |
| 144 | rm -f ../lib/$(app).ko |
| 145 | endif |
| 146 | |
| 147 | depend: |
| 148 | $(subst @@,$(DEP_FILE),$(HOST_RM)) |
| 149 | for F in $(FULL_SRCS); do \ |
| 150 | if test -f $$F; then \ |
Benny Prijono | a0a1167 | 2005-11-02 12:53:20 +0000 | [diff] [blame^] | 151 | echo -n "$(OBJDIR)/" >> $(DEP_FILE); \ |
Benny Prijono | dd859a6 | 2005-11-01 16:42:51 +0000 | [diff] [blame] | 152 | if gcc -MM $(DEPFLAGS) $$F | sed '/^#/d' >> $(DEP_FILE); then \ |
| 153 | true; \ |
| 154 | else \ |
| 155 | echo 'err:' >> $(DEP_FILE); \ |
| 156 | rm -f $(DEP_FILE); \ |
| 157 | exit 1; \ |
| 158 | fi; \ |
| 159 | fi; \ |
| 160 | done; |
| 161 | |
| 162 | dep: depend |
| 163 | |
| 164 | -include $(DEP_FILE) |
| 165 | |