kernel/Makefile

   1 # Makefile for kernel
   2
   3 include /etc/make.conf
   4
   5 # Directories
   6 u = /usr
   7 i = $u/include
   8 l = $u/lib
   9 s = system
  10 a = arch/$(ARCH)
  11
  12 # Programs, flags, etc.
  13 CC =    exec cc
  14 CPP =   $l/cpp
  15 LD =    $(CC) -.o
  16 CPPFLAGS=-I$i -I$a/include
  17 CFLAGS=$(CPROFILE) $(CPPFLAGS)
  18 LDFLAGS=-i
  19
  20 # first-stage, arch-dependent startup code
  21 HEAD =  head.o
  22 FULLHEAD = $a/$(HEAD)
  23
  24 OBJS =  start.o table.o main.o proc.o \
  25         system.o clock.o utility.o debug.o profile.o interrupt.o
  26 SYSTEM = system.a
  27 ARCHLIB = $a/$(ARCH).a
  28 LIBS = -ltimers -lsysutil
  29
  30 # What to make.
  31 all: build
  32 kernel build install: $(HEAD) $(OBJS)
  33         cd system && $(MAKE) $@
  34         cd $a && $(MAKE) $@
  35         $(LD) $(CFLAGS) $(LDFLAGS) -o kernel $(FULLHEAD) $(OBJS) \
  36                 $(SYSTEM) $(ARCHLIB) $(LIBS)
  37         install -S 0 kernel
  38
  39 clean:
  40         cd system && $(MAKE) -$(MAKEFLAGS) $@
  41         cd $a && $(MAKE) -$(MAKEFLAGS) $@
  42         rm -f *.a *.o *~ *.bak kernel
  43
  44 depend:
  45         cd system && $(MAKE) -$(MAKEFLAGS) $@
  46         cd $a && $(MAKE) $@
  47         mkdep "$(CC) -E $(CPPFLAGS)" *.c > .depend
  48
  49 # How to build it
  50 .c.o:
  51         $(CC) $(CFLAGS) -c -o $@ $<
  52
  53 $(HEAD):
  54         cd $a && make HEAD=$(HEAD) $(HEAD)
  55
  56 # Include generated dependencies.
  57 include .depend