+# Makefile for busybox
+#
+# Copyright (C) 1999-2000 Erik Andersen <andersee@debian.org>
+# Copyright (C) 2000 Karl M. Hegbloom <karlheg@debian.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
-VERSION=0.29alpha1
-BUILDTIME=$(shell date "+%Y%m%d-%H%M")
+PROG := busybox
+VERSION := 0.44
+BUILDTIME := $(shell TZ=UTC date --utc "+%Y.%m.%d-%H:%M%z")
+export VERSION
-#This will choke on a non-debian system
-ARCH=`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
+# Set the following to `true' to make a debuggable build.
+# Leave this set to `false' for production use.
+# eg: `make DODEBUG=true tests'
+DODEBUG = false
+# If you want a static binary, turn this on.
+DOSTATIC = false
-STRIP= strip --remove-section=.note --remove-section=.comment busybox
-LDFLAGS= -s
+# To compile vs an alternative libc, you may need to use/adjust
+# the following lines to meet your needs. This is how I did it...
+#CFLAGS+=-nostdinc -I/home/andersen/CVS/uC-libc/include -I/usr/include/linux
+#LDFLAGS+=-nostdlib
+#LIBRARIES = /home/andersen/CVS/uC-libc/libc.a
+
+
+CC = gcc
+
+# use '-Os' optimization if available, else use -O2
+OPTIMIZATION = $(shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
+ then echo "-Os"; else echo "-O2" ; fi)
+
+
+# Allow alternative stripping tools to be used...
+ifndef $(STRIPTOOL)
+ STRIPTOOL = strip
+endif
# -D_GNU_SOURCE is needed because environ is used in init.c
-CFLAGS=-Wall -O2 -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
-# For debugging only
-#CFLAGS=-Wall -g -D_GNU_SOURCE
-LIBRARIES=-lc
-OBJECTS=$(shell ./busybox.obj) utility.o
+ifeq ($(DODEBUG),true)
+ CFLAGS += -Wall -g -fno-builtin -D_GNU_SOURCE
+ LDFLAGS +=
+ STRIP =
+else
+ CFLAGS += -Wall $(OPTIMIZATION) -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
+ LDFLAGS += -s
+ STRIP = $(STRIPTOOL) --remove-section=.note --remove-section=.comment $(PROG)
+ #Only staticly link when _not_ debugging
+ ifeq ($(DOSTATIC),true)
+ LDFLAGS += --static
+ #
+ #use '-ffunction-sections -fdata-sections' and '--gc-sections' if they work
+ #to try and strip out any unused junk. Doesn't do much for me, but you may
+ #want to give it a shot...
+ #
+ #ifeq ($(shell $(CC) -ffunction-sections -fdata-sections -S \
+ # -o /dev/null -xc /dev/null 2>/dev/null && $(LD) --gc-sections -v >/dev/null && echo 1),1)
+ # CFLAGS += -ffunction-sections -fdata-sections
+ # LDFLAGS += --gc-sections
+ #endif
+ endif
+endif
+
+ifndef $(PREFIX)
+ PREFIX = `pwd`/_install
+endif
+
+
+OBJECTS = $(shell ./busybox.sh) busybox.o messages.o utility.o
+CFLAGS += -DBB_VER='"$(VERSION)"'
+CFLAGS += -DBB_BT='"$(BUILDTIME)"'
+ifdef BB_INIT_SCRIPT
+ CFLAGS += -DINIT_SCRIPT='"$(BB_INIT_SCRIPT)"'
+endif
-CFLAGS+= -DBB_VER='"$(VERSION)"'
-CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
+all: busybox busybox.links doc
-#all: busybox links
-all: busybox
+doc: docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html
+
+docs/BusyBox.txt: docs/busybox.pod
+ @echo
+ @echo BusyBox Documentation
+ @echo
+ - pod2text docs/busybox.pod > docs/BusyBox.txt
+
+docs/BusyBox.1: docs/busybox.pod
+ - pod2man --center=BusyBox --release="version $(VERSION)" docs/busybox.pod > docs/BusyBox.1
+
+docs/BusyBox.html: docs/busybox.lineo.com/BusyBox.html
+ - rm -f docs/BusyBox.html
+ - ln -s busybox.lineo.com/BusyBox.html docs/BusyBox.html
+
+docs/busybox.lineo.com/BusyBox.html: docs/busybox.pod
+ - pod2html docs/busybox.pod > docs/busybox.lineo.com/BusyBox.html
+ - rm -f pod2html*
busybox: $(OBJECTS)
- $(CC) $(CFLAGS) $(LDFLAGS) -o busybox $(OBJECTS) $(LIBRARIES)
- #$(STRIP)
+ $(CC) $(LDFLAGS) -o $@ $^ $(LIBRARIES)
+ $(STRIP)
+
+busybox.links: busybox.def.h
+ - ./busybox.mkll | sort >$@
+
+regexp.o nfsmount.o cmdedit.o: %.o: %.h
+$(OBJECTS): %.o: busybox.def.h internal.h %.c Makefile
+
+test tests:
+ cd tests && $(MAKE) all
-links:
- - ./busybox.mkll | sort >busybox.links
-
clean:
- - rm -f busybox busybox.links *~ *.o
+ - rm -f busybox.links *~ *.o core
+ - rm -rf _install
+ - cd tests && $(MAKE) clean
+ - rm -f docs/BusyBox.html docs/busybox.lineo.com/BusyBox.html \
+ docs/BusyBox.1 docs/BusyBox.txt pod2html*
distclean: clean
- rm -f busybox
+ - cd tests && $(MAKE) distclean
+
+install: busybox busybox.links
+ ./install.sh $(PREFIX)
-force:
+dist release: distclean doc
+ cd ..; \
+ rm -rf busybox-$(VERSION); \
+ cp -a busybox busybox-$(VERSION); \
+ \
+ find busybox-$(VERSION)/ -type d \
+ -name CVS \
+ -print \
+ | xargs rm -rf; \
+ \
+ find busybox-$(VERSION)/ -type f \
+ -name .cvsignore \
+ -print \
+ | xargs rm -f; \
+ \
+ tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;