| # 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 := 0.45 |
| 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 |
| |
| # 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 $(STRIPTOOL) |
| STRIPTOOL = strip |
| endif |
| |
| # -D_GNU_SOURCE is needed because environ is used in init.c |
| ifeq ($(DODEBUG),true) |
| CFLAGS += -Wall -g -D_GNU_SOURCE |
| LDFLAGS += |
| STRIP = |
| else |
| CFLAGS += -Wall $(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 = $(shell ./busybox.sh) busybox.o messages.o utility.o |
| CFLAGS += -DBB_VER='"$(VERSION)"' |
| CFLAGS += -DBB_BT='"$(BUILDTIME)"' |
| ifdef BB_INIT_SCRIPT |
| CFLAGS += -DINIT_SCRIPT='"$(BB_INIT_SCRIPT)"' |
| endif |
| |
| all: busybox busybox.links doc |
| |
| doc: 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) $(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 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 $(PREFIX) |
| |
| dist release: distclean doc |
| cd ..; \ |
| rm -rf busybox-$(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)/; |