kern
annotate Makefile @ 5:633e35c64772
- added printf family in stdio.c
- added atoi/atol in stdlib.c
- added nonstandard itoa/utoa in stdlib.c
- added strlen/strchr/strrchr in string.c
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Sun, 19 Dec 2010 15:07:07 +0200 |
| parents | 86781ef20689 |
| children | 611b2d66420b |
| rev | line source |
|---|---|
| nuclear@0 | 1 # collect all of our C and assembly source files |
| nuclear@0 | 2 csrc = $(wildcard src/*.c) $(wildcard src/klibc/*.c) |
| nuclear@0 | 3 asmsrc = $(wildcard src/*.S) $(wildcard src/klibc/*.S) |
| nuclear@0 | 4 |
| nuclear@0 | 5 # each source file will generate one object file |
| nuclear@2 | 6 obj = $(asmsrc:.S=.o) $(csrc:.c=.o) |
| nuclear@0 | 7 |
| nuclear@0 | 8 CC = gcc |
| nuclear@0 | 9 |
| nuclear@0 | 10 # -nostdinc instructs the compiler to ignore standard include directories |
| nuclear@0 | 11 # -m32 instructs the compiler to produce 32bit code (in case we have a 64bit compiler) |
| nuclear@0 | 12 CFLAGS = -m32 -Wall -g -nostdinc -fno-builtin -Isrc -Isrc/klibc |
| nuclear@0 | 13 ASFLAGS = -m32 -g -nostdinc -fno-builtin -Isrc -Isrc/klibc |
| nuclear@0 | 14 |
| nuclear@0 | 15 bin = kernel.elf |
| nuclear@0 | 16 |
| nuclear@0 | 17 # default target: make an ELF binary by linking the object files |
| nuclear@1 | 18 # we need to specify where to assume the text section (code) is going |
| nuclear@1 | 19 # in memory, as well as the kernel entry point (kentry). |
| nuclear@0 | 20 $(bin): $(obj) |
| nuclear@3 | 21 ld -melf_i386 -o $@ -Ttext 0x100000 -e kentry $(obj) |
| nuclear@0 | 22 |
| nuclear@0 | 23 .PHONY: clean |
| nuclear@0 | 24 clean: |
| nuclear@0 | 25 rm -f $(obj) $(bin) |