Makefile

   1
   2 PROG=busybox
   3 VERSION=0.29alpha1
   4 BUILDTIME=$(shell date "+%Y%m%d-%H%M")
   5
   6 # Comment out the following to make a debuggable build
   7 # Leave this off for production use.
   8 #DODEBUG=true
   9
  10 #This will choke on a non-debian system
  11 ARCH=`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
  12
  13
  14 # -D_GNU_SOURCE is needed because environ is used in init.c
  15 ifeq ($(DODEBUG),true)
  16     CFLAGS=-Wall -g -D_GNU_SOURCE
  17     STRIP=
  18     LDFLAGS=
  19 else
  20     CFLAGS=-Wall -Os -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
  21     LDFLAGS= -s
  22     STRIP= strip --remove-section=.note --remove-section=.comment
  23 endif
  24
  25 ifndef $(prefix)
  26     prefix=`pwd`
  27 endif
  28 BINDIR=$(prefix)
  29
  30 LIBRARIES=-lc
  31 OBJECTS=$(shell ./busybox.sh)
  32 CFLAGS+= -DBB_VER='"$(VERSION)"'
  33 CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
  34
  35 all: busybox links
  36
  37 busybox: $(OBJECTS)
  38         $(CC) $(LDFLAGS) -o $(PROG) $(OBJECTS) $(LIBRARIES)
  39         $(STRIP) $(PROG)
  40
  41 links:
  42         - ./busybox.mkll | sort >busybox.links
  43
  44 clean:
  45         - rm -f $(PROG) busybox.links *~ *.o core
  46
  47 distclean: clean
  48         - rm -f $(PROG)
  49
  50 force:
  51
  52 $(OBJECTS):  busybox.def.h internal.h Makefile
  53
  54 install:    $(PROG)
  55         install.sh $(BINDIR)
  56