52 lines
1.5 KiB
Makefile
Executable file
52 lines
1.5 KiB
Makefile
Executable file
# -*- makefile -*-
|
|
|
|
$(PROGS): CPPFLAGS += -I$(SRCDIR)/lib/user -I.
|
|
|
|
# Linker flags.
|
|
$(PROGS): LDFLAGS += -nostdlib -static -Wl,-T,$(LDSCRIPT)
|
|
$(PROGS): LDSCRIPT = $(SRCDIR)/lib/user/user.lds
|
|
|
|
# Library code shared between kernel and user programs.
|
|
lib_SRC = lib/debug.c # Debug code.
|
|
lib_SRC += lib/random.c # Pseudo-random numbers.
|
|
lib_SRC += lib/stdio.c # I/O library.
|
|
lib_SRC += lib/stdlib.c # Utility functions.
|
|
lib_SRC += lib/string.c # String functions.
|
|
lib_SRC += lib/arithmetic.c # 64-bit arithmetic for GCC.
|
|
lib_SRC += lib/ustar.c # Unix standard tar format utilities.
|
|
|
|
# User level only library code.
|
|
lib/user_SRC = lib/user/debug.c # Debug helpers.
|
|
lib/user_SRC += lib/user/syscall.c # System calls.
|
|
lib/user_SRC += lib/user/console.c # Console code.
|
|
|
|
LIB_OBJ = $(patsubst %.c,%.o,$(patsubst %.S,%.o,$(lib_SRC) $(lib/user_SRC)))
|
|
LIB_DEP = $(patsubst %.o,%.d,$(LIB_OBJ))
|
|
LIB = lib/user/entry.o libc.a
|
|
|
|
PROGS_SRC = $(foreach prog,$(PROGS),$($(prog)_SRC))
|
|
PROGS_OBJ = $(patsubst %.c,%.o,$(patsubst %.S,%.o,$(PROGS_SRC)))
|
|
PROGS_DEP = $(patsubst %.o,%.d,$(PROGS_OBJ))
|
|
|
|
all: $(PROGS)
|
|
|
|
define TEMPLATE
|
|
$(1)_OBJ = $(patsubst %.c,%.o,$(patsubst %.S,%.o,$($(1)_SRC)))
|
|
$(1): $$($(1)_OBJ) $$(LIB) $$(LDSCRIPT)
|
|
$$(CC) $$(LDFLAGS) $$($(1)_OBJ) $$(LIB) -o $$@
|
|
endef
|
|
|
|
$(foreach prog,$(PROGS),$(eval $(call TEMPLATE,$(prog))))
|
|
|
|
libc.a: $(LIB_OBJ)
|
|
rm -f $@
|
|
$(AR) -r $@ $^
|
|
$(RANLIB) $@
|
|
|
|
clean::
|
|
rm -f $(PROGS) $(PROGS_OBJ) $(PROGS_DEP)
|
|
rm -f $(LIB_DEP) $(LIB_OBJ) lib/user/entry.[do] libc.a
|
|
|
|
.PHONY: all clean
|
|
|
|
-include $(LIB_DEP) $(PROGS_DEP)
|