diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 247 |
1 files changed, 41 insertions, 206 deletions
@@ -1,6 +1,6 @@ # Makefile for busybox # -# Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org> +# Copyright (C) 1999-2002 Erik Andersen <andersee@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 @@ -17,175 +17,13 @@ # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # -PROG := busybox -VERSION := 0.61.pre -BUILDTIME := $(shell TZ=UTC date -u "+%Y.%m.%d-%H:%M%z") -TOPDIR := ${shell /bin/pwd} -HOSTCC := gcc -HOSTCFLAGS:= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer - - -# What OS are you compiling busybox for? This allows you to include -# OS specific things, syscall overrides, etc. -TARGET_OS := linux - -# With a modern GNU make(1) (highly recommended, that's what all the -# developers use), all of the following configuration values can be -# overridden at the command line. For example: -# make CROSS=powerpc-linux- BB_SRC_DIR=$HOME/busybox PREFIX=/mnt/app - -# If you want to add some simple compiler switches (like -march=i686), -# especially from the command line, use this instead of CFLAGS directly. -# For optimization overrides, it's better still to set OPTIMIZATION. -CFLAGS_EXTRA = - -# 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. -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=0x34f47d83,inter=100,log=logfile` -# The debug= value is generated using the following command -# dmalloc -p log-stats -p log-non-free -p log-bad-space -p log-elapsed-time \ -# -p check-fence -p check-heap -p check-lists -p check-blank \ -# -p check-funcs -p realloc-copy -p allow-free-null -# Do not enable this for production builds... -DODMALLOC = false - -# Electric-fence is another very useful malloc debugging library. -# Do not enable this for production builds... -DOEFENCE = 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 -# <busybox@busybox.net> 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 CROSS -# to something more interesting, like "arm-linux-". -CROSS = -CC = $(CROSS)gcc -AR = $(CROSS)ar -AS = $(CROSS)as -LD = $(CROSS)ld -NM = $(CROSS)nm -STRIP = $(CROSS)strip -CPP = $(CC) -E -MAKEFILES = $(TOPDIR)/.config -export VERSION BUILDTIME TOPDIR HOSTCC HOSTCFLAGS CROSS CC AR AS LD NM STRIP CPP - - -# To compile vs uClibc, just use the compiler wrapper built by uClibc... -# Everything should compile and work as expected these days... -#CC = /usr/i386-linux-uclibc/usr/bin/i386-uclibc-gcc - -# To compile vs some other alternative libc, you may need to use/adjust -# the following lines to meet your needs... -# -# If you are using Red Hat 6.x with the compatible RPMs (for developing under -# Red Hat 5.x and glibc 2.0) uncomment the following. Be sure to read about -# using the compatible RPMs (compat-*) at http://www.redhat.com ! -#LIBCDIR=/usr/i386-glibc20-linux -# -# The following is used for libc5 (if you install altgcc and libc5-altdev -# on a Debian system). -#LIBCDIR=/usr/i486-linuxlibc1 -# -# For other libraries, you are on your own... -#LDFLAGS+=-nostdlib -#LIBRARIES = $(LIBCDIR)/lib/libc.a -lgcc -#CROSS_CFLAGS+=-nostdinc -I$(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} -GCC_STACK_BOUNDRY := ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc /dev/null \ - >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; else echo "" ; fi} -OPTIMIZATIONS=$(OPTIMIZATION) -fomit-frame-pointer $(GCC_STACK_BOUNDRY) #-fstrict-aliasing -march=i386 -mcpu=i386 -malign-functions=0 -malign-jumps=0 -WARNINGS=-Wall -Wstrict-prototypes -Wshadow -CFLAGS = -I$(TOPDIR)/include -ARFLAGS = -r - -# -#-------------------------------------------------------- -# If you're going to do a lot of builds with a non-vanilla configuration, -# it makes sense to adjust parameters above, so you can type "make" -# by itself, instead of following it by the same half-dozen overrides -# every time. The stuff below, on the other hand, is probably less -# prone to casual user adjustment. -# - -ifeq ($(strip $(DOLFS)),true) - # For large file summit support - CFLAGS+=-D_FILE_OFFSET_BITS=64 -D__USE_FILE_OFFSET64 -endif -ifeq ($(strip $(DODMALLOC)),true) - # For testing mem leaks with dmalloc - CFLAGS+=-DDMALLOC - LIBRARIES = -ldmalloc - # Force debug=true, since this is useless when not debugging... - DODEBUG = true -else - ifeq ($(strip $(DOEFENCE)),true) - LIBRARIES = -lefence - # Force debug=true, since this is useless when not debugging... - DODEBUG = true - endif -endif -ifeq ($(strip $(DODEBUG)),true) - CFLAGS += $(WARNINGS) -g -D_GNU_SOURCE - LDFLAGS += -Wl,-warn-common - STRIPCMD = /bin/true -Not_stripping_since_we_are_debugging -else - CFLAGS += $(WARNINGS) $(OPTIMIZATIONS) -D_GNU_SOURCE - LDFLAGS += -s -Wl,-warn-common - STRIPCMD = $(STRIP) --remove-section=.note --remove-section=.comment -endif -ifeq ($(strip $(DOSTATIC)),true) - LDFLAGS += --static -endif - -ifndef $(PREFIX) - PREFIX = `pwd`/_install -endif - -# Additional complications due to support for pristine source dir. -# Include files in the build directory should take precedence over -# the copy in BB_SRC_DIR, both during the compilation phase and the -# shell script that finds the list of object files. -# Work in progress by <ldoolitt@recycle.lbl.gov>. -# -ifneq ($(strip $(BB_SRC_DIR)),) - VPATH = $(BB_SRC_DIR) -endif - -OBJECTS = $(APPLET_SOURCES:.c=.o) busybox.o usage.o applets.o -CFLAGS += $(CROSS_CFLAGS) -ifdef BB_INIT_SCRIPT - CFLAGS += -DINIT_SCRIPT='"$(BB_INIT_SCRIPT)"' -endif - -# Put user-supplied flags at the end, where they -# have a chance of winning. -CFLAGS += $(CFLAGS_EXTRA) - -.EXPORT_ALL_VARIABLES: +TOPDIR:= $(shell /bin/pwd)/ +include $(TOPDIR).config +include $(TOPDIR)Rules.mak +SUBDIRS:=applets archival archival/libunarchive console-tools \ + editors fileutils findutils init miscutils modutils networking \ + procps pwd_grp pwd_grp/libpwd_grp shell shellutils sysklogd \ + textutils util-linux libbb all: do-it-all @@ -196,7 +34,8 @@ ifeq (.config,$(wildcard .config)) include .config ifeq (.depend,$(wildcard .depend)) include .depend -do-it-all: busybox busybox.links doc +do-it-all: busybox busybox.links #doc +include $(patsubst %,%/Makefile.in, $(SUBDIRS)) else CONFIGURATION = depend do-it-all: depend @@ -207,18 +46,9 @@ do-it-all: menuconfig endif -SUBDIRS =applets archival archival/libunarchive console-tools editors \ - fileutils findutils init miscutils modutils networking procps \ - pwd_grp shell shellutils sysklogd textutils util-linux libbb - -bbsubdirs: $(patsubst %, _dir_%, $(SUBDIRS)) - -$(patsubst %, _dir_%, $(SUBDIRS)) : dummy include/config/MARKER - $(MAKE) CFLAGS="$(CFLAGS)" -C $(patsubst _dir_%, %, $@) - -busybox: config.h dep-files bbsubdirs - $(CC) $(LDFLAGS) -o $@ applets/busybox.o $(shell find $(SUBDIRS) -name \*.a) $(LIBRARIES) - $(STRIPCMD) $(PROG) +busybox: depend $(libraries-y) + $(CC) $(LDFLAGS) $(libraries-y) $(LIBRARIES) -o $@ + $(STRIPCMD) $@ busybox.links: applets/busybox.mkll - $(SHELL) $^ >$@ @@ -291,52 +121,52 @@ docs/busybox/busyboxdocumentation.html: docs/busybox.sgml - mkdir -p docs (cd docs/busybox.net; sgmltools -b html ../busybox.sgml) + + # The nifty new buildsystem stuff -scripts/mkdep: scripts/mkdep.c +$(TOPDIR)scripts/mkdep: scripts/mkdep.c $(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c -scripts/split-include: scripts/split-include.c +$(TOPDIR)scripts/split-include: scripts/split-include.c $(HOSTCC) $(HOSTCFLAGS) -o scripts/split-include scripts/split-include.c -dep-files: scripts/mkdep - @if [ ! -f .depend ] ; then \ - rm -f .depend .hdepend; \ - mkdir -p $(TOPDIR)/include/config; \ - scripts/mkdep -I $(TOPDIR)/include -- \ - `find $(TOPDIR) -name \*.c -print` >> .depend; \ - scripts/mkdep -I $(TOPDIR)/include -- \ - `find $(TOPDIR) -name \*.h -print` >> .hdepend; \ - $(MAKE) $(patsubst %,_sfdep_%,$(SUBDIRS)) _FASTDEP_ALL_SUB_DIRS="$(SUBDIRS)" ; \ - fi; - - -depend dep: config.h dep-files +$(TOPDIR).depend: $(TOPDIR)scripts/mkdep + rm -f .depend .hdepend; + mkdir -p $(TOPDIR)include/config; + $(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c + scripts/mkdep -I $(TOPDIR)include -- \ + `find $(TOPDIR) -name \*.c -print` >> .depend; + scripts/mkdep -I $(TOPDIR)include -- \ + `find $(TOPDIR) -name \*.h -print` >> .hdepend; + $(MAKE) $(patsubst %,_sfdep_%,$(SUBDIRS)) _FASTDEP_ALL_SUB_DIRS="$(SUBDIRS)" ; @ echo -e "\n\nNow run 'make' to build BusyBox\n\n" +depend dep: $(TOPDIR)include/config.h $(TOPDIR).depend + BB_SHELL := ${shell if [ -x "$$BASH" ]; then echo $$BASH; \ else if [ -x /bin/bash ]; then echo /bin/bash; \ else echo sh; fi ; fi} -include/config/MARKER: scripts/split-include include/config.h +include/config/MARKER: depend $(TOPDIR)scripts/split-include scripts/split-include include/config.h include/config @ touch include/config/MARKER -config.h: - @if [ ! -f include/config.h ] ; then \ +$(TOPDIR)include/config.h: + @if [ ! -f $(TOPDIR)include/config.h ] ; then \ make oldconfig; \ fi; menuconfig: - mkdir -p $(TOPDIR)/include/config + mkdir -p $(TOPDIR)include/config $(MAKE) -C scripts/lxdialog all $(BB_SHELL) scripts/Menuconfig sysdeps/$(TARGET_OS)/config.in config: - mkdir -p $(TOPDIR)/include/config + mkdir -p $(TOPDIR)include/config $(BB_SHELL) scripts/Configure sysdeps/$(TARGET_OS)/config.in oldconfig: - mkdir -p $(TOPDIR)/include/config + mkdir -p $(TOPDIR)include/config $(BB_SHELL) scripts/Configure -d sysdeps/$(TARGET_OS)/config.in @@ -359,7 +189,10 @@ dummy: endif -include Rules.mak + +%.o: %.c + $(CC) $(CFLAGS) $(EXTRA_CFLAGS) -c -o $@ $< + # Testing... test tests: @@ -407,9 +240,11 @@ dist release: distclean doc -.PHONY: tags check +.PHONY: tags check depend + tags: ctags -R . check: busybox cd testsuite && ./runtest + |