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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 := 0.44
BUILDTIME := $(shell TZ=UTC date --utc "+%Y.%m.%d-%H:%M%z")
export VERSION
# 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
# Figure out what arch we are on (not used at the moment)
ARCH := $(shell uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/')
CC = gcc
GCCMAJVERSION = $(shell $(CC) --version | cut -f1 -d'.')
GCCMINVERSION = $(shell $(CC) --version | cut -f2 -d'.')
GCCSUPPORTSOPTSIZE = $(shell \
if ( test $(GCCMAJVERSION) -eq 2 ) ; then \
if ( test $(GCCMINVERSION) -ge 66 ) ; then \
echo "true"; \
else \
echo "false"; \
fi; \
else \
if ( test $(GCCMAJVERSION) -gt 2 ) ; then \
echo "true"; \
else \
echo "false"; \
fi; \
fi; )
ifeq ($(GCCSUPPORTSOPTSIZE), true)
OPTIMIZATION = -Os
else
OPTIMIZATION = -O2
endif
# Allow alternative stripping tools to be used...
ifndef $(STRIPTOOL)
STRIPTOOL = strip
endif
# TODO: Try compiling vs other libcs.
# See what -nostdinc and -nostdlib do for them.
# also try --prefix=/usr/my-libc-stuff
# -D_GNU_SOURCE is needed because environ is used in init.c
ifeq ($(DODEBUG),true)
CFLAGS += -Wall -g -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
endif
endif
ifndef $(PREFIX)
PREFIX = `pwd`/_install
endif
LIBRARIES =
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
all: busybox busybox.links doc
doc: BusyBox.txt BusyBox.1 BusyBox.html
BusyBox.txt: docs/busybox.pod
@echo
@echo BusyBox Documentation
@echo
pod2text docs/busybox.pod > BusyBox.txt
BusyBox.1: docs/busybox.pod
pod2man --center=BusyBox --release="version $(VERSION)" docs/busybox.pod > BusyBox.1
BusyBox.html: docs/busybox.pod
pod2html docs/busybox.pod > BusyBox.html
- rm -f pod2html*
clean:
busybox: $(OBJECTS)
$(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
clean:
- rm -f busybox.links *~ *.o core
- rm -rf _install
- cd tests && $(MAKE) clean
- rm -f BusyBox.html BusyBox.1 BusyBox.txt pod2html*
distclean: clean
- rm -f busybox
- cd tests && $(MAKE) distclean
install: busybox busybox.links
./install.sh $(PREFIX)
dist release: distclean doc
cd ..; \
rm -rf busybox-$(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)/;
|
