# Makefile for busybox # # Copyright (C) 1999-2000 Erik Andersen # Copyright (C) 2000 Karl M. Hegbloom # # 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 := 0.48 BUILDTIME := $(shell TZ=UTC date --utc "+%Y.%m.%d-%H:%M%z") export VERSION # With a modern GNU make(1) (highly recommended, that's what all the # developers use), all of the following configuration values can be # overridden at the command line. For example: # make CROSS=powerpc-linux- BB_SRC_DIR=$HOME/busybox PREFIX=/mnt/app # 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 have a "pristine" source directory, point BB_SRC_DIR to it. # Experimental and incomplete; tell the mailing list # if you do or don't like it so far. BB_SRC_DIR = . # If you are running a cross compiler, you may want to set this # to something more interesting, like "powerpc-linux-". CROSS = 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 (needs BB_GETOPT and BB_FEATURE_NFSMOUNT # disabled at the moment). #LIBCDIR=/home/andersen/CVS/uClibc #LDFLAGS+=-nostdlib #LIBRARIES = $(LIBCDIR)/libc.a -lgcc #CROSS_CFLAGS+=-nostdinc -I$(LIBCDIR)/include -I$(GCCINCDIR) #GCCINCDIR = $(shell gcc -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp") #-------------------------------------------------------- # 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 ($(DODMALLOC),true) # For testing mem leaks with dmalloc CFLAGS+=-DDMALLOC LIBRARIES = -ldmalloc # Force debug=true, since this is useless when not debugging... DODEBUG = true endif ifeq ($(DODEBUG),true) CFLAGS += $(WARNINGS) -g -D_GNU_SOURCE LDFLAGS += -Wl,-warn-common STRIP = else CFLAGS += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE LDFLAGS += -s -Wl,-warn-common STRIP = $(STRIPTOOL) --remove-section=.note --remove-section=.comment $(PROG) endif ifeq ($(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 ifndef $(PREFIX) PREFIX = `pwd`/_install endif # Additional complications due to support for pristine source dir. # Config.h in the build directory should take precedence over the # copy in BB_SRC_DIR, both during the compilation phase and the # shell script that finds the list of object files. # # Work in progress by . # If it gets in your way, set DISABLE_VPATH=yes ifeq ($(DISABLE_VPATH),yes) CONFIG_H = Config.h else VPATH = .:$(BB_SRC_DIR) CONFIG_LIST = $(addsuffix /Config.h,$(subst :, ,$(VPATH))) CONFIG_H = $(word 1,$(shell ls -f -1 $(CONFIG_LIST) 2>/dev/null)) CFLAGS += -I- $(patsubst %,-I%,$(subst :, ,$(VPATH))) $(CROSS_CFLAGS) endif OBJECTS = $(shell $(BB_SRC_DIR)/busybox.sh $(CONFIG_H) $(BB_SRC_DIR)) busybox.o messages.o usage.o utility.o CFLAGS += -DBB_VER='"$(VERSION)"' CFLAGS += -DBB_BT='"$(BUILDTIME)"' ifdef BB_INIT_SCRIPT CFLAGS += -DINIT_SCRIPT='"$(BB_INIT_SCRIPT)"' endif all: 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 -mkdir -p docs -pod2text $(BB_SRC_DIR)/docs/busybox.pod > docs/BusyBox.txt docs/BusyBox.1: docs/busybox.pod - mkdir -p docs - pod2man --center=BusyBox --release="version $(VERSION)" \ $(BB_SRC_DIR)/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 -@ mkdir -p docs/busybox.lineo.com - pod2html --noindex $(BB_SRC_DIR)/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/busyboxdocumentation.html docs/busybox.txt: docs/busybox.sgml @echo @echo BusyBox Documentation @echo - mkdir -p docs (cd docs; sgmltools -b txt busybox.sgml) docs/busybox.dvi: docs/busybox.sgml - mkdir -p docs (cd docs; sgmltools -b dvi busybox.sgml) docs/busybox.ps: docs/busybox.sgml - mkdir -p docs (cd docs; sgmltools -b ps busybox.sgml) docs/busybox.pdf: docs/busybox.ps - mkdir -p docs (cd docs; ps2pdf busybox.ps) docs/busybox/busyboxdocumentation.html: docs/busybox.sgml - mkdir -p docs (cd docs/busybox.lineo.com; sgmltools -b html ../busybox.sgml) busybox: $(OBJECTS) $(CC) $(LDFLAGS) -o $@ $^ $(LIBRARIES) $(STRIP) busybox.links: Config.h - $(BB_SRC_DIR)/busybox.mkll $(CONFIG_H) $(BB_SRC_DIR)/applets.h >$@ nfsmount.o cmdedit.o: %.o: %.h $(OBJECTS): %.o: %.c Config.h busybox.h Makefile utility.o: loop.h loop.h: mk_loop_h.sh @ 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 loop.h *~ *.o core distclean: clean - rm -f busybox - cd tests && $(MAKE) distclean install: busybox busybox.links $(BB_SRC_DIR)/install.sh $(PREFIX) install-hardlinks: busybox busybox.links $(BB_SRC_DIR)/install.sh $(PREFIX) --hardlinks debug_pristine: @ echo VPATH=\"$(VPATH)\" @ echo CONFIG_LIST=\"$(CONFIG_LIST)\" @ echo CONFIG_H=\"$(CONFIG_H)\" @ echo OBJECTS=\"$(OBJECTS)\" dist release: distclean doc cd ..; \ rm -rf busybox-$(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 .