412 lines
12 KiB
Makefile
412 lines
12 KiB
Makefile
# Makefile for busybox
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#
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# Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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PROG := busybox
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VERSION := 0.61.pre
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BUILDTIME := $(shell TZ=UTC date -u "+%Y.%m.%d-%H:%M%z")
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TOPDIR := ${shell /bin/pwd}
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HOSTCC := gcc
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HOSTCFLAGS:= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
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# What OS are you compiling busybox for? This allows you to include
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# OS specific things, syscall overrides, etc.
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TARGET_OS := linux
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# With a modern GNU make(1) (highly recommended, that's what all the
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# developers use), all of the following configuration values can be
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# overridden at the command line. For example:
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# make CROSS=powerpc-linux- CONFIG_SRC_DIR=$HOME/busybox PREFIX=/mnt/app
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# If you want to add some simple compiler switches (like -march=i686),
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# especially from the command line, use this instead of CFLAGS directly.
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# For optimization overrides, it's better still to set OPTIMIZATION.
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CFLAGS_EXTRA =
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# If you want a static binary, turn this on.
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DOSTATIC = false
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# Set the following to `true' to make a debuggable build.
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# Leave this set to `false' for production use.
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DODEBUG = false
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# This enables compiling with dmalloc ( http://dmalloc.com/ )
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# which is an excellent public domain mem leak and malloc problem
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# detector. To enable dmalloc, before running busybox you will
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# want to first set up your environment.
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# eg: `export DMALLOC_OPTIONS=debug=0x14f47d83,inter=100,log=logfile`
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# Do not enable this for production builds...
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DODMALLOC = false
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# Electric-fence is another very useful malloc debugging library.
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# Do not enable this for production builds...
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DOEFENCE = false
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# If you want large file summit support, turn this on.
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# This has no effect if you don't have a kernel with lfs
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# support, and a system with libc-2.1.3 or later.
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# Some of the programs that can benefit from lfs support
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# are dd, gzip, mount, tar, and mkfs_minix.
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# LFS allows you to use the above programs for files
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# larger than 2GB!
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DOLFS = false
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# If you have a "pristine" source directory, point CONFIG_SRC_DIR to it.
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# Experimental and incomplete; tell the mailing list
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# <busybox@opensource.lineo.com> if you do or don't like it so far.
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CONFIG_SRC_DIR =
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# If you are running a cross compiler, you may want to set CROSS
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# to something more interesting, like "arm-linux-".
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CROSS =
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CC = $(CROSS)gcc
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AR = $(CROSS)ar
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AS = $(CROSS)as
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LD = $(CROSS)ld
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NM = $(CROSS)nm
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STRIP = $(CROSS)strip
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CPP = $(CC) -E
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MAKEFILES = $(TOPDIR)/.config
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export VERSION BUILDTIME TOPDIR HOSTCC HOSTCFLAGS CROSS CC AR AS LD NM STRIP CPP
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# To compile vs uClibc, just use the compiler wrapper built by uClibc...
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# Everything should compile and work as expected these days...
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#CC = /usr/i386-linux-uclibc/usr/bin/i386-uclibc-gcc
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# To compile vs some other alternative libc, you may need to use/adjust
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# the following lines to meet your needs...
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#
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# If you are using Red Hat 6.x with the compatible RPMs (for developing under
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# Red Hat 5.x and glibc 2.0) uncomment the following. Be sure to read about
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# using the compatible RPMs (compat-*) at http://www.redhat.com !
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#LIBCDIR=/usr/i386-glibc20-linux
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#
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# The following is used for libc5 (if you install altgcc and libc5-altdev
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# on a Debian system).
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#LIBCDIR=/usr/i486-linuxlibc1
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#
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# For other libraries, you are on your own...
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#LDFLAGS+=-nostdlib
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#LIBRARIES = $(LIBCDIR)/lib/libc.a -lgcc
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#CROSS_CFLAGS+=-nostdinc -I$(LIBCDIR)/include -I$(GCCINCDIR)
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#GCCINCDIR = $(shell gcc -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp")
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# use '-Os' optimization if available, else use -O2
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OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null \
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>/dev/null 2>&1; then echo "-Os"; else echo "-O2" ; fi}
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GCC_STACK_BOUNDRY := ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc /dev/null \
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>/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; else echo "" ; fi}
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OPTIMIZATIONS=$(OPTIMIZATION) -fomit-frame-pointer $(GCC_STACK_BOUNDRY)
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WARNINGS=-Wall -Wstrict-prototypes -Wshadow
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CFLAGS = -I$(TOPDIR)/include
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ARFLAGS = -r
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#
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#--------------------------------------------------------
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# If you're going to do a lot of builds with a non-vanilla configuration,
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# it makes sense to adjust parameters above, so you can type "make"
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# by itself, instead of following it by the same half-dozen overrides
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# every time. The stuff below, on the other hand, is probably less
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# prone to casual user adjustment.
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#
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ifeq ($(strip $(DOLFS)),true)
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# For large file summit support
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CFLAGS+=-D_FILE_OFFSET_BITS=64 -D__USE_FILE_OFFSET64
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endif
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ifeq ($(strip $(DODMALLOC)),true)
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# For testing mem leaks with dmalloc
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CFLAGS+=-DDMALLOC
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LIBRARIES = -ldmalloc
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# Force debug=true, since this is useless when not debugging...
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DODEBUG = true
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else
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ifeq ($(strip $(DOEFENCE)),true)
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LIBRARIES = -lefence
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# Force debug=true, since this is useless when not debugging...
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DODEBUG = true
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endif
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endif
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ifeq ($(strip $(DODEBUG)),true)
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CFLAGS += $(WARNINGS) -g -D_GNU_SOURCE
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LDFLAGS += -Wl,-warn-common
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STRIPCMD =
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else
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CFLAGS += $(WARNINGS) $(OPTIMIZATIONS) -D_GNU_SOURCE
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LDFLAGS += -s -Wl,-warn-common
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STRIPCMD = $(STRIP) --remove-section=.note --remove-section=.comment $(PROG)
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endif
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ifeq ($(strip $(DOSTATIC)),true)
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LDFLAGS += --static
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endif
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ifndef $(PREFIX)
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PREFIX = `pwd`/_install
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endif
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# Additional complications due to support for pristine source dir.
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# Include files in the build directory should take precedence over
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# the copy in CONFIG_SRC_DIR, both during the compilation phase and the
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# shell script that finds the list of object files.
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# Work in progress by <ldoolitt@recycle.lbl.gov>.
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#
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ifneq ($(strip $(CONFIG_SRC_DIR)),)
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VPATH = $(CONFIG_SRC_DIR)
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endif
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OBJECTS = $(APPLET_SOURCES:.c=.o) busybox.o usage.o applets.o
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CFLAGS += $(CROSS_CFLAGS)
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ifdef CONFIG_INIT_SCRIPT
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CFLAGS += -DINIT_SCRIPT='"$(CONFIG_INIT_SCRIPT)"'
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endif
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# Put user-supplied flags at the end, where they
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# have a chance of winning.
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CFLAGS += $(CFLAGS_EXTRA)
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.EXPORT_ALL_VARIABLES:
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all: do-it-all
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#
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# Make "config" the default target if there is no configuration file or
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# "depend" the target if there is no top-level dependency information.
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ifeq (.config,$(wildcard .config))
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include .config
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ifeq (.depend,$(wildcard .depend))
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include .depend
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do-it-all: busybox busybox.links doc
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else
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CONFIGURATION = depend
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do-it-all: depend
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endif
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else
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CONFIGURATION = menuconfig
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do-it-all: menuconfig
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endif
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SUBDIRS =applets archival archival/libunarchive console-tools editors \
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fileutils findutils init miscutils modutils networking procps \
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pwd_grp shell shellutils sysklogd textutils util-linux libbb
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bbsubdirs: $(patsubst %, _dir_%, $(SUBDIRS))
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$(patsubst %, _dir_%, $(SUBDIRS)) : dummy include/config/MARKER
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$(MAKE) CFLAGS="$(CFLAGS)" -C $(patsubst _dir_%, %, $@)
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busybox: config.h dep-files bbsubdirs
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$(CC) $(LDFLAGS) -o $@ applets/busybox.o $(shell find $(SUBDIRS) -name \*.a) $(LIBCONFIG_LIB) $(LIBRARIES)
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$(STRIPCMD)
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busybox.links: applets/busybox.mkll
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- $(SHELL) $^ >$@
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install: applets/install.sh busybox busybox.links
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$(SHELL) $< $(PREFIX)
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install-hardlinks: applets/install.sh busybox busybox.links
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$(SHELL) $< $(PREFIX) --hardlinks
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# Documentation Targets
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doc: olddoc
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# Old Docs...
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olddoc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html
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docs/busybox.pod : docs/busybox_header.pod include/usage.h docs/busybox_footer.pod
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- ( cat docs/busybox_header.pod; \
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docs/autodocifier.pl include/usage.h; \
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cat docs/busybox_footer.pod ) > docs/busybox.pod
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docs/BusyBox.txt: docs/busybox.pod
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@echo
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@echo BusyBox Documentation
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@echo
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-mkdir -p docs
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-pod2text $< > $@
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docs/BusyBox.1: docs/busybox.pod
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- mkdir -p docs
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- pod2man --center=BusyBox --release="version $(VERSION)" \
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$< > $@
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docs/BusyBox.html: docs/busybox.lineo.com/BusyBox.html
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- mkdir -p docs
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-@ rm -f docs/BusyBox.html
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-@ ln -s busybox.lineo.com/BusyBox.html docs/BusyBox.html
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docs/busybox.lineo.com/BusyBox.html: docs/busybox.pod
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-@ mkdir -p docs/busybox.lineo.com
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- pod2html --noindex $< > \
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docs/busybox.lineo.com/BusyBox.html
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-@ rm -f pod2htm*
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# New docs based on DOCBOOK SGML
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newdoc: docs/busybox.txt docs/busybox.pdf docs/busybox/busyboxdocumentation.html
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docs/busybox.txt: docs/busybox.sgml
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@echo
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@echo BusyBox Documentation
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@echo
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- mkdir -p docs
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(cd docs; sgmltools -b txt busybox.sgml)
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docs/busybox.dvi: docs/busybox.sgml
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- mkdir -p docs
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(cd docs; sgmltools -b dvi busybox.sgml)
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docs/busybox.ps: docs/busybox.sgml
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- mkdir -p docs
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(cd docs; sgmltools -b ps busybox.sgml)
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docs/busybox.pdf: docs/busybox.ps
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- mkdir -p docs
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(cd docs; ps2pdf busybox.ps)
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docs/busybox/busyboxdocumentation.html: docs/busybox.sgml
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- mkdir -p docs
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(cd docs/busybox.lineo.com; sgmltools -b html ../busybox.sgml)
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# The nifty new buildsystem stuff
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scripts/mkdep: scripts/mkdep.c
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$(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c
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scripts/split-include: scripts/split-include.c
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$(HOSTCC) $(HOSTCFLAGS) -o scripts/split-include scripts/split-include.c
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dep-files: scripts/mkdep
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@if [ ! -f .depend ] ; then \
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rm -f .depend .hdepend; \
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mkdir -p $(TOPDIR)/include/config; \
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scripts/mkdep -I $(TOPDIR)/include -- \
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`find $(TOPDIR) -name \*.c -print` >> .depend; \
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scripts/mkdep -I $(TOPDIR)/include -- \
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`find $(TOPDIR) -name \*.h -print` >> .hdepend; \
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$(MAKE) $(patsubst %,_sfdep_%,$(SUBDIRS)) _FASTDEP_ALL_SUB_DIRS="$(SUBDIRS)" ; \
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fi;
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depend dep: config.h dep-files
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@ echo -e "\n\nNow run 'make' to build BusyBox\n\n"
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CONFIG_SHELL := ${shell if [ -x "$$BASH" ]; then echo $$BASH; \
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else if [ -x /bin/bash ]; then echo /bin/bash; \
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else echo sh; fi ; fi}
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include/config/MARKER: scripts/split-include include/config.h
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scripts/split-include include/config.h include/config
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@ touch include/config/MARKER
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config.h:
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@if [ ! -f include/config.h ] ; then \
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make oldconfig; \
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fi;
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menuconfig:
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mkdir -p $(TOPDIR)/include/config
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$(MAKE) -C scripts/lxdialog all
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$(CONFIG_SHELL) scripts/Menuconfig sysdeps/$(TARGET_OS)/config.in
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config:
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mkdir -p $(TOPDIR)/include/config
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$(CONFIG_SHELL) scripts/Configure sysdeps/$(TARGET_OS)/config.in
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oldconfig:
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mkdir -p $(TOPDIR)/include/config
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$(CONFIG_SHELL) scripts/Configure -d sysdeps/$(TARGET_OS)/config.in
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ifdef CONFIGURATION
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..$(CONFIGURATION):
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@echo
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@echo "You have a bad or nonexistent" .$(CONFIGURATION) ": running 'make" $(CONFIGURATION)"'"
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@echo
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$(MAKE) $(CONFIGURATION)
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@echo
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@echo "Successful. Try re-making (ignore the error that follows)"
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@echo
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exit 1
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dummy:
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else
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dummy:
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endif
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include Rules.mak
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# Testing...
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test tests:
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# old way of doing it
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#cd tests && $(MAKE) all
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# new way of doing it
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cd tests && ./tester.sh
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# Cleanup
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clean:
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- $(MAKE) -C tests clean
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- $(MAKE) -C scripts/lxdialog clean
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- rm -f docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \
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docs/busybox.lineo.com/BusyBox.html
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- rm -f docs/busybox.txt docs/busybox.dvi docs/busybox.ps \
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docs/busybox.pdf docs/busybox.lineo.com/busybox.html \
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docs/busybox _install pod2htm* *.gdb *.elf *~ core
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- rm -f busybox.links libbb/loop.h .config.old .hdepend
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- rm -f scripts/split-include scripts/mkdep .*config.log
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- rm -rf include/config include/config.h
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- find -name .\*.flags -o -name .depend -exec rm -f {} \;
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- find -name \*.o -exec rm -f {} \;
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- find -name \*.a -exec rm -f {} \;
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distclean: clean
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- rm -f busybox
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- cd tests && $(MAKE) distclean
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dist release: distclean doc
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cd ..; \
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rm -rf busybox-$(VERSION); \
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cp -a busybox busybox-$(VERSION); \
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\
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find busybox-$(VERSION)/ -type d \
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-name CVS \
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-print \
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-exec rm -rf {} \; ; \
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\
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find busybox-$(VERSION)/ -type f \
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-name .\#* \
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-print \
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-exec rm -f {} \; ; \
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\
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tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;
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.PHONY: tags check
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tags:
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ctags -R .
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check: busybox
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cd testsuite && ./runtest
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