X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=Makefile;h=f603d2d1a91babc494ad29f77786f8fb25b35497;hb=ecfd1f6a350c91bd2b562cd3d04c160a54debc61;hp=d14aaf7694a5bfa2e75dcb158b11aaa5dc93434d;hpb=1689075c992a45a4a50f1aaad8aaf1d2983060c8;p=oweals%2Fbusybox.git diff --git a/Makefile b/Makefile index d14aaf769..f603d2d1a 100644 --- a/Makefile +++ b/Makefile @@ -2,34 +2,22 @@ # # Copyright (C) 1999-2004 by Erik Andersen # -# 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 +# Licensed under GPLv2, see the file LICENSE in this tarball for details. # #-------------------------------------------------------------- # You shouldn't need to mess with anything beyond this point... #-------------------------------------------------------------- noconfig_targets := menuconfig config oldconfig randconfig \ - defconfig allyesconfig allnoconfig clean distclean \ + defconfig allyesconfig allnoconfig allbareconfig \ + clean distclean \ release tags -ifndef TOPDIR -TOPDIR=$(CURDIR)/ -endif +# the toplevel sourcedir ifndef top_srcdir top_srcdir=$(CURDIR) endif +# toplevel directory of the object-tree ifndef top_builddir top_builddir=$(CURDIR) endif @@ -37,8 +25,6 @@ endif export srctree=$(top_srcdir) vpath %/Config.in $(srctree) -include $(top_srcdir)/Rules.mak - DIRS:=applets archival archival/libunarchive coreutils console-tools \ debianutils editors findutils init miscutils modutils networking \ networking/libiproute networking/udhcp procps loginutils shell \ @@ -46,31 +32,42 @@ DIRS:=applets archival archival/libunarchive coreutils console-tools \ SRC_DIRS:=$(patsubst %,$(top_srcdir)/%,$(DIRS)) -ifeq ($(strip $(CONFIG_SELINUX)),y) -LIBRARIES += -lselinux -endif +# That's our default target when none is given on the command line +.PHONY: _all +_all: CONFIG_CONFIG_IN = $(top_srcdir)/sysdeps/$(TARGET_OS)/Config.in CONFIG_DEFCONFIG = $(top_srcdir)/sysdeps/$(TARGET_OS)/defconfig -ALL_DIRS:= $(DIRS) scripts/config -ALL_MAKEFILES:=$(patsubst %,%/Makefile,$(ALL_DIRS)) - ifeq ($(KBUILD_SRC),) ifdef O ifeq ("$(origin O)", "command line") KBUILD_OUTPUT := $(O) + top_builddir := $(O) endif +else +# If no alternate output-dir was specified, we build in cwd +# We are using KBUILD_OUTPUT nevertheless to make sure that we create +# Rules.mak and the toplevel Makefile, in case they don't exist. + KBUILD_OUTPUT := $(top_builddir) endif -# That's our default target when none is given on the command line -.PHONY: _all -_all: +ifneq ($(strip $(HAVE_DOT_CONFIG)),y) +# pull in OS specific commands like cp, mkdir, etc. early +-include $(top_srcdir)/Rules.mak +endif + +# All object directories. +OBJ_DIRS := $(DIRS) +all_tree := $(patsubst %,$(top_builddir)/%,$(OBJ_DIRS) scripts scripts/config include) +all_tree: $(all_tree) +$(all_tree): + @mkdir -p "$@" ifneq ($(KBUILD_OUTPUT),) # Invoke a second make in the output directory, passing relevant variables -# check that the output directory actually exists +# Check that the output directory actually exists saved-output := $(KBUILD_OUTPUT) KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd) $(if $(wildcard $(KBUILD_OUTPUT)),, \ @@ -78,23 +75,22 @@ $(if $(wildcard $(KBUILD_OUTPUT)),, \ .PHONY: $(MAKECMDGOALS) -$(filter-out _all,$(MAKECMDGOALS)) _all: $(KBUILD_OUTPUT)/Rules.mak $(KBUILD_OUTPUT)/Makefile +$(filter-out _all,$(MAKECMDGOALS)) _all: $(KBUILD_OUTPUT)/Rules.mak $(KBUILD_OUTPUT)/Makefile all_tree $(MAKE) -C $(KBUILD_OUTPUT) \ - top_srcdir=$(CURDIR) \ - top_builddir=$(KBUILD_OUTPUT) \ - TOPDIR=$(KBUILD_OUTPUT) \ - KBUILD_SRC=$(CURDIR) \ + top_srcdir=$(top_srcdir) \ + top_builddir=$(top_builddir) \ + KBUILD_SRC=$(top_srcdir) \ -f $(CURDIR)/Makefile $@ $(KBUILD_OUTPUT)/Rules.mak: @echo > $@ - @echo top_srcdir=$(CURDIR) >> $@ + @echo top_srcdir=$(top_srcdir) >> $@ @echo top_builddir=$(KBUILD_OUTPUT) >> $@ @echo include $(top_srcdir)/Rules.mak >> $@ $(KBUILD_OUTPUT)/Makefile: @echo > $@ - @echo top_srcdir=$(CURDIR) >> $@ + @echo top_srcdir=$(top_srcdir) >> $@ @echo top_builddir=$(KBUILD_OUTPUT) >> $@ @echo KBUILD_SRC='$$(top_srcdir)' >> $@ @echo include '$$(KBUILD_SRC)'/Makefile >> $@ @@ -106,24 +102,118 @@ endif # ifeq ($(KBUILD_SRC),) ifeq ($(skip-makefile),) +# We only need a copy of the Makefile for the config targets and reuse +# the rest from the source directory, i.e. we do not cp ALL_MAKEFILES. +scripts/config/Makefile: $(top_srcdir)/scripts/config/Makefile + cp $< $@ + _all: all -ifeq ($(strip $(HAVE_DOT_CONFIG)),y) +help: + @echo 'Cleaning:' + @echo ' clean - delete temporary files created by build' + @echo ' distclean - delete all non-source files (including .config)' + @echo + @echo 'Build:' + @echo ' all - Executable and documentation' + @echo ' busybox - the swiss-army executable' + @echo ' doc - docs/BusyBox.{txt,html,1}' + @echo + @echo 'Configuration:' + @echo ' allnoconfig - disable all symbols in .config' + @echo ' allyesconfig - enable (almost) all symbols in .config' + @echo ' allbareconfig - enable all basics without any features' + @echo ' config - text based configurator (of last resort)' + @echo ' defconfig - set .config to defaults' + @echo ' menuconfig - interactive curses-based configurator' + @echo ' oldconfig - resolve any unresolved symbols in .config' + @echo + @echo 'Installation:' + @echo ' install - install busybox and symlinks into $prefix' + @echo ' install-hardlinks - install busybox and hardlinks into $prefix' + @echo ' uninstall' + @echo + @echo 'Development:' + @echo ' check - run the test suite for all applets' + @echo ' randconfig - generate a random configuration' + @echo ' release - create a distribution tarball' + @echo ' sizes - show size of all enabled busybox symbols' + @echo + -all: busybox busybox.links doc +include $(top_srcdir)/Rules.mak + +ifneq ($(strip $(HAVE_DOT_CONFIG)),y) + +# Default target if none was requested explicitly +all: menuconfig + +# warn if no configuration exists and we are asked to build a non-config target +.config: + @echo "" + @echo "No $(top_builddir)/$@ found!" + @echo "Please refer to 'make help', section Configuration." + @echo "" + @exit 1 + +# configuration +# --------------------------------------------------------------------------- + +scripts/config/conf: scripts/config/Makefile + $(MAKE) -C scripts/config conf + -@if [ ! -f .config ] ; then \ + cp $(CONFIG_DEFCONFIG) .config; \ + fi + +scripts/config/mconf: scripts/config/Makefile + $(MAKE) -C scripts/config ncurses conf mconf + -@if [ ! -f .config ] ; then \ + cp $(CONFIG_DEFCONFIG) .config; \ + fi + +menuconfig: scripts/config/mconf + @./scripts/config/mconf $(CONFIG_CONFIG_IN) + +config: scripts/config/conf + @./scripts/config/conf $(CONFIG_CONFIG_IN) + +oldconfig: scripts/config/conf + @./scripts/config/conf -o $(CONFIG_CONFIG_IN) + +randconfig: scripts/config/conf + @./scripts/config/conf -r $(CONFIG_CONFIG_IN) + +allyesconfig: scripts/config/conf + @./scripts/config/conf -y $(CONFIG_CONFIG_IN) + sed -i -r -e "s/^(CONFIG_DEBUG|USING_CROSS_COMPILER|CONFIG_STATIC|CONFIG_SELINUX|CONFIG_FEATURE_DEVFS).*/# \1 is not set/" .config + @./scripts/config/conf -o $(CONFIG_CONFIG_IN) + +allnoconfig: scripts/config/conf + @./scripts/config/conf -n $(CONFIG_CONFIG_IN) -all_tree: $(ALL_MAKEFILES) +defconfig: scripts/config/conf + @./scripts/config/conf -d $(CONFIG_CONFIG_IN) + +allbareconfig: scripts/config/conf + @./scripts/config/conf -y $(CONFIG_CONFIG_IN) + sed -i -r -e "s/^(CONFIG_DEBUG|USING_CROSS_COMPILER|CONFIG_STATIC|CONFIG_SELINUX).*/# \1 is not set/" .config + sed -i -e "/FEATURE/s/=.*//;/^[^#]/s/.*FEATURE.*/# \0 is not set/;" .config + @echo "CONFIG_FEATURE_BUFFERS_GO_ON_STACK=y" >> .config + @./scripts/config/conf -o $(CONFIG_CONFIG_IN) + +else # ifneq ($(strip $(HAVE_DOT_CONFIG)),y) -$(ALL_MAKEFILES): %/Makefile: $(top_srcdir)/%/Makefile - [ -d $(@D) ] || mkdir -p $(@D); cp $< $@ +all: busybox busybox.links doc # In this section, we need .config -include $(top_builddir)/.config.cmd include $(patsubst %,%/Makefile.in, $(SRC_DIRS)) -include $(top_builddir)/.depend -busybox: $(ALL_MAKEFILES) .depend include/bb_config.h $(libraries-y) - $(CC) $(LDFLAGS) -o $@ -Wl,--start-group $(libraries-y) $(LIBRARIES) -Wl,--end-group +endif # ifneq ($(strip $(HAVE_DOT_CONFIG)),y) + +busybox: .depend $(libraries-y) + $(CC) $(EXTRA_CFLAGS) $(LDFLAGS) -o $@ -Wl,--start-group $(libraries-y) $(LIBRARIES) -Wl,--end-group $(STRIPCMD) $@ busybox.links: $(top_srcdir)/applets/busybox.mkll include/config.h $(top_srcdir)/include/applets.h @@ -149,15 +239,25 @@ uninstall: busybox.links install-hardlinks: $(top_srcdir)/applets/install.sh busybox busybox.links $(SHELL) $< $(PREFIX) --hardlinks -check: busybox +# see if we are in verbose mode +KBUILD_VERBOSE := +ifdef V + ifeq ("$(origin V)", "command line") + KBUILD_VERBOSE := $(V) + endif +endif +ifneq ($(strip $(KBUILD_VERBOSE)),) + CHECK_VERBOSE := -v +endif +check test: busybox bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite \ - $(top_srcdir)/testsuite/runtest + $(top_srcdir)/testsuite/runtest $(CHECK_VERBOSE) sizes: -rm -f busybox $(MAKE) top_srcdir=$(top_srcdir) top_builddir=$(top_builddir) \ -f $(top_srcdir)/Makefile STRIPCMD=/bin/true - nm --size-sort busybox + $(NM) --size-sort busybox # Documentation Targets doc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html @@ -192,24 +292,25 @@ docs/busybox.net/BusyBox.html: docs/busybox.pod -@ rm -f pod2htm* # The nifty new buildsystem stuff -scripts/mkdep: $(top_srcdir)/scripts/mkdep.c +scripts/bb_mkdep: $(top_srcdir)/scripts/bb_mkdep.c $(HOSTCC) $(HOSTCFLAGS) -o $@ $< -scripts/split-include: $(top_srcdir)/scripts/split-include.c - $(HOSTCC) $(HOSTCFLAGS) -o $@ $< +DEP_INCLUDES := include/config.h include/bb_config.h + +ifeq ($(strip $(CONFIG_BBCONFIG)),y) +DEP_INCLUDES += include/bbconfigopts.h + +include/bbconfigopts.h: .config + $(top_srcdir)/scripts/config/mkconfigs > $@ +endif depend dep: .depend -.depend: scripts/mkdep include/config.h include/bbconfigopts.h - rm -f .depend .hdepend; - mkdir -p include/config; - scripts/mkdep -I include -- \ - `find $(top_srcdir) -name \*.c -print | sed -e "s,^./,,"` >> .depend; - scripts/mkdep -I include -- \ - `find $(top_srcdir) -name \*.h -print | sed -e "s,^./,,"` >> .hdepend; - -include/config/MARKER: depend scripts/split-include - scripts/split-include include/config.h include/config - @ touch include/config/MARKER +.depend: scripts/bb_mkdep $(DEP_INCLUDES) + @rm -f .depend + @mkdir -p include/config + scripts/bb_mkdep -c include/config.h -c include/bb_config.h \ + -I $(top_srcdir)/include $(top_srcdir) > $@.tmp + mv $@.tmp $@ include/config.h: .config @if [ ! -x $(top_builddir)/scripts/config/conf ] ; then \ @@ -218,84 +319,30 @@ include/config.h: .config @$(top_builddir)/scripts/config/conf -o $(CONFIG_CONFIG_IN) include/bb_config.h: include/config.h - echo -e "#ifndef BB_CONFIG_H\n#define BB_CONFIG_H" > $@ - sed -e 's/#undef CONFIG_\(.*\)/#define ENABLE_\1 0/' \ + @echo -e "#ifndef BB_CONFIG_H\n#define BB_CONFIG_H" > $@ + @sed -e 's/#undef CONFIG_\(.*\)/#define ENABLE_\1 0/' \ -e 's/#define CONFIG_\(.*\)/#define CONFIG_\1\n#define ENABLE_\1/' \ < $< >> $@ - echo "#endif" >> $@ - -include/bbconfigopts.h: .config - @[ -d $(@D) ] || mkdir -v $(@D) - $(top_srcdir)/scripts/config/mkconfigs >include/bbconfigopts.h - -finished2: - $(SECHO) - $(SECHO) Finished installing... - $(SECHO) - -else # ifeq ($(strip $(HAVE_DOT_CONFIG)),y) - -all: menuconfig - -# configuration -# --------------------------------------------------------------------------- - -scripts/config/conf: scripts/config/Makefile $(top_srcdir)/Rules.mak - $(MAKE) -C scripts/config conf - -@if [ ! -f .config ] ; then \ - cp $(CONFIG_DEFCONFIG) .config; \ - fi - -scripts/config/mconf: scripts/config/Makefile $(top_srcdir)/Rules.mak - $(MAKE) -C scripts/config ncurses conf mconf - -@if [ ! -f .config ] ; then \ - cp $(CONFIG_DEFCONFIG) .config; \ - fi - -menuconfig: scripts/config/mconf - @./scripts/config/mconf $(CONFIG_CONFIG_IN) - -config: scripts/config/conf - @./scripts/config/conf $(CONFIG_CONFIG_IN) - -oldconfig: scripts/config/conf - @./scripts/config/conf -o $(CONFIG_CONFIG_IN) - -randconfig: scripts/config/conf - @./scripts/config/conf -r $(CONFIG_CONFIG_IN) - -allyesconfig: scripts/config/conf - @./scripts/config/conf -y $(CONFIG_CONFIG_IN) - sed -i -e "s/^CONFIG_DEBUG.*/# CONFIG_DEBUG is not set/" .config - sed -i -e "s/^USING_CROSS_COMPILER.*/# USING_CROSS_COMPILER is not set/" .config - sed -i -e "s/^CONFIG_STATIC.*/# CONFIG_STATIC is not set/" .config - sed -i -e "s/^CONFIG_SELINUX.*/# CONFIG_SELINUX is not set/" .config - @./scripts/config/conf -o $(CONFIG_CONFIG_IN) - -allnoconfig: scripts/config/conf - @./scripts/config/conf -n $(CONFIG_CONFIG_IN) - -defconfig: scripts/config/conf - @./scripts/config/conf -d $(CONFIG_CONFIG_IN) + @echo "#endif" >> $@ clean: + - $(MAKE) -C scripts/config $@ - rm -f docs/busybox.dvi docs/busybox.ps \ docs/busybox.pod docs/busybox.net/busybox.html \ docs/busybox pod2htm* *.gdb *.elf *~ core .*config.log \ docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \ docs/busybox.net/BusyBox.html busybox.links libbb/loop.h \ - .config.old .hdepend busybox testsuite/links/* - - rm -rf _install + .config.old busybox + - rm -rf _install testsuite/links - find . -name .\*.flags -exec rm -f {} \; - find . -name \*.o -exec rm -f {} \; - find . -name \*.a -exec rm -f {} \; distclean: clean - - rm -f scripts/split-include scripts/mkdep + - rm -f scripts/bb_mkdep - rm -rf include/config include/config.h include/bb_config.h include/bbconfigopts.h - find . -name .depend -exec rm -f {} \; rm -f .config .config.old .config.cmd - - $(MAKE) -C scripts/config clean release: distclean #doc cd ..; \ @@ -318,9 +365,7 @@ tags: ctags -R . -endif # ifeq ($(strip $(HAVE_DOT_CONFIG)),y) - endif # ifeq ($(skip-makefile),) .PHONY: dummy subdirs release distclean clean config oldconfig \ - menuconfig tags check test depend buildtree + menuconfig tags check test depend dep buildtree