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|
# 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
#
PROG := busybox
VERSION := 0.47pre
BUILDTIME := $(shell TZ=UTC date --utc "+%Y.%m.%d-%H:%M%z")
export VERSION
# If you want a static binary, turn this on.
DOSTATIC = false
# Set the following to `true' to make a debuggable build.
# Leave this set to `false' for production use.
# eg: `make DODEBUG=true tests'
# Do not enable this for production builds...
DODEBUG = false
# This enables compiling with dmalloc ( http://dmalloc.com/ )
# which is an excellent public domain mem leak and malloc problem
# detector. To enable dmalloc, before running busybox you will
# want to first set up your environment.
# eg: `export DMALLOC_OPTIONS=debug=0x14f47d83,inter=100,log=logfile`
# Do not enable this for production builds...
DODMALLOC = false
# If you want large file summit support, turn this on.
# This has no effect if you don't have a kernel with lfs
# support, and a system with libc-2.1.3 or later.
# Some of the programs that can benefit from lfs support
# are dd, gzip, mount, tar, and mkfs_minix.
# LFS allows you to use the above programs for files
# larger than 2GB!
DOLFS = false
# If you are running a cross compiler, you may want to set this
# to something more interesting...
CROSS = #powerpc-linux-
CC = $(CROSS)gcc
STRIPTOOL = $(CROSS)strip
# To compile vs an alternative libc, you may need to use/adjust
# the following lines to meet your needs. This is how I make
# busybox compile with uC-Libc...
#LIBCDIR=/home/andersen/CVS/uC-libc
#GCCINCDIR = $(shell gcc -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp")
#CFLAGS+=-nostdinc -fno-builtin -I$(LIBCDIR)/include -I$(GCCINCDIR)
#LDFLAGS+=-nostdlib
#LIBRARIES = $(LIBCDIR)/libc.a
#--------------------------------------------------------
# use '-Os' optimization if available, else use -O2
OPTIMIZATION = $(shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
then echo "-Os"; else echo "-O2" ; fi)
WARNINGS = -Wall
ifeq ($(DOLFS),true)
# For large file summit support
CFLAGS+=-D_FILE_OFFSET_BITS=64
endif
ifeq ($(DODMALLOC),true)
# For testing mem leaks with dmalloc
CFLAGS+=-DDMALLOC
LIBRARIES = -ldmalloc
# Force debug=true, since this is useless when not debugging...
DODEBUG = true
endif
# -D_GNU_SOURCE is needed because environ is used in init.c
ifeq ($(DODEBUG),true)
CFLAGS += $(WARNINGS) -g -D_GNU_SOURCE
LDFLAGS +=
STRIP =
else
CFLAGS += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -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 = $(shell ./busybox.sh) busybox.o messages.o usage.o utility.o
CFLAGS += -DBB_VER='"$(VERSION)"'
CFLAGS += -DBB_BT='"$(BUILDTIME)"'
ifdef BB_INIT_SCRIPT
CFLAGS += -DINIT_SCRIPT='"$(BB_INIT_SCRIPT)"'
endif
all: loop.h busybox busybox.links doc
doc: olddoc
# Old Docs...
olddoc: 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 --noindex docs/busybox.pod > docs/busybox.lineo.com/BusyBox.html
- rm -f pod2html*
# New docs based on DOCBOOK SGML
newdoc: docs/busybox.txt docs/busybox.pdf docs/busybox/busybox.html
docs/busybox.txt: docs/busybox.sgml
@echo
@echo BusyBox Documentation
@echo
(cd docs; sgmltools -b txt busybox.sgml)
docs/busybox.dvi: docs/busybox.sgml
(cd docs; sgmltools -b dvi busybox.sgml)
docs/busybox.ps: docs/busybox.sgml
(cd docs; sgmltools -b ps busybox.sgml)
docs/busybox.pdf: docs/busybox.ps
(cd docs; ps2pdf busybox.ps)
docs/busybox/busybox.html: docs/busybox.sgml
(cd docs/busybox.lineo.com; sgmltools -b html ../busybox.sgml)
busybox: $(OBJECTS)
$(CC) $(LDFLAGS) -o $@ $^ $(LIBRARIES)
$(STRIP)
busybox.links: busybox.def.h
- ./busybox.mkll | sort >$@
nfsmount.o cmdedit.o: %.o: %.h
$(OBJECTS): %.o: busybox.def.h internal.h %.c Makefile
utility.o:
loop.h:
@./mk_loop_h.sh
test tests:
cd tests && $(MAKE) all
clean:
cd tests && $(MAKE) clean
- rm -f docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \
docs/busybox.lineo.com/BusyBox.html
- rm -f docs/busybox.txt docs/busybox.dvi docs/busybox.ps \
docs/busybox.pdf docs/busybox.lineo.com/busybox.html
- rm -rf docs/busybox _install
- rm -f busybox.links *~ *.o core
distclean: clean
- rm -f busybox
- cd tests && $(MAKE) distclean
install: busybox busybox.links
./install.sh $(PREFIX)
install-hardlinks: busybox busybox.links
./install.sh $(PREFIX) --hardlinks
dist release: distclean doc
cd ..; \
rm -rf busybox-$(VERSION); \
cp -a busybox busybox-$(VERSION); \
\
find busybox-$(VERSION)/ -type d \
-name CVS \
-print \
| xargs rm -rf; \
\
find busybox-$(VERSION)/ -type f \
-name .cvsignore \
-print \
| xargs rm -f; \
\
find busybox-$(VERSION)/ -type f \
-name .\#* \
-print \
| xargs rm -f; \
\
tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;
.PHONY: tags
tags:
ctags -R .
|
