lunaix-os/usr/libc/makefile

   1 libc_include := $(CURDIR)/includes
   2
   3 ARCH ?= i386
   4 BUILD_DIR ?= bin
   5 BUILD_NAME ?= liblunac
   6
   7 src_dirs := src
   8 src_dirs += arch/$(ARCH)
   9
  10 src_files := $(foreach f, $(src_dirs), $(shell find $(f) -name "*.[cS]"))
  11 obj_files := $(addsuffix .o, $(src_files))
  12
  13 build_lib := $(BUILD_DIR)/lib
  14 build_include := $(BUILD_DIR)/includes
  15
  16 libc_include_opt = $(addprefix -I, $(libc_include))
  17 global_include_opt = $(addprefix -I, $(INCLUDES))
  18
  19 check_folders := $(src_dirs)
  20 check_folders += $(build_lib) $(build_include)
  21
  22 $(BUILD_DIR):
  23         @mkdir -p bin
  24
  25 %.check:
  26         @if [ ! -d "$*" ]; then \
  27                 echo "'$*' is not exists" && exit 1;\
  28         fi
  29
  30 %.c.o: %.c
  31         @$(call status_,CC,$@)
  32         @$(CC) $(CFLAGS) $(libc_include_opt) $(global_include_opt) -c $< -o $@
  33
  34 %.S.o: %.S
  35         @$(call status_,CC,$@)
  36         @$(CC) $(libc_include_opt) $(global_include_opt) -c $< -o $@
  37
  38 $(build_lib)/$(BUILD_NAME): $(obj_files)
  39         @$(call status_,AR,$(*F))
  40         @$(AR) rcs $@ $^
  41
  42 clean:
  43         @rm -f $(obj_files)
  44
  45 headers: $(libc_include)
  46         @$(call status_,INSTALL,$(<F))
  47         @cp -r $(libc_include)/* $(build_include)/
  48
  49 all: $(addsuffix .check, $(check_folders)) $(build_lib)/$(BUILD_NAME) headers
  50         @cp arch/$(ARCH)/crt0.S.o $(build_lib)/crt0.o