1 files changed, 41 insertions, 206 deletions

diff --git a/Makefile b/Makefile
index 19c28edf3..28b041ce0 100644
--- a/Makefile
+++ b/Makefile
@@ -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
+