# Rules.make for busybox
#
-# Copyright (C)
2001-2003 Erik Andersen <andersen@codepoet.org>
+# Copyright (C)
1999-2004 by Erik Andersen <andersen@codepoet.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
#--------------------------------------------------------
PROG := busybox
-VERSION := 1.00-pre6
+VERSION := 1.1.0-pre1
BUILDTIME := $(shell TZ=UTC date -u "+%Y.%m.%d-%H:%M%z")
# With a modern GNU make(1) (highly recommended, that's what all the
# developers use), all of the following configuration values can be
# overridden at the command line. For example:
-# make CROSS=powerpc-linux- BB_SRC_DIR=$HOME/busybox PREFIX=/mnt/app
+# make CROSS=powerpc-linux- top_srcdir="$HOME/busybox" PREFIX=/mnt/app
#--------------------------------------------------------
# If you are running a cross compiler, you will want to set 'CROSS'
NM = $(CROSS)nm
STRIP = $(CROSS)strip
CPP = $(CC) -E
-MAKEFILES = $(TOPDIR).config
+# MAKEFILES = $(top_builddir)/.config
# What OS are you compiling busybox for? This allows you to include
# OS specific things, syscall overrides, etc.
HOSTCC = gcc
HOSTCFLAGS= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
-# Ensure consistent sort order, 'gcc -print-search-dirs' behavior, etc.
+# Ensure consistent sort order, 'gcc -print-search-dirs' behavior, etc.
LC_ALL:= C
# If you want to add some simple compiler switches (like -march=i686),
# especially from the command line, use this instead of CFLAGS directly.
# For optimization overrides, it's better still to set OPTIMIZATION.
CFLAGS_EXTRA=$(subst ",, $(strip $(EXTRA_CFLAGS_OPTIONS)))
-
-# If you have a "pristine" source directory, point BB_SRC_DIR to it.
-# Experimental and incomplete; tell the mailing list
-# <busybox@busybox.net> if you do or don't like it so far.
-BB_SRC_DIR=
# To compile vs some other alternative libc, you may need to use/adjust
# the following lines to meet your needs...
#GCCINCDIR:=$(shell gcc -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp")
WARNINGS=-Wall -Wstrict-prototypes -Wshadow
-CFLAGS=-I$(TOPDIR)include
-ARFLAGS=-r
+CFLAGS=-I$(top_builddir)/include -I$(top_srcdir)/include -I$(srcdir)
+ARFLAGS=cru
#--------------------------------------------------------
-export VERSION BUILDTIME TOPDIR HOSTCC HOSTCFLAGS CROSS CC AR AS LD NM STRIP CPP
+export VERSION BUILDTIME HOSTCC HOSTCFLAGS CROSS CC AR AS LD NM STRIP CPP
ifeq ($(strip $(TARGET_ARCH)),)
-TARGET_ARCH=$(shell $(CC) -dumpmachine | sed -e s'/-.*//' \
+TARGET_ARCH:=$(shell $(CC) -dumpmachine | sed -e s'/-.*//' \
-e 's/i.86/i386/' \
-e 's/sparc.*/sparc/' \
-e 's/arm.*/arm/g' \
# Pull in the user's busybox configuration
ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
--include $(TOPDIR).config
+-include $(top_builddir)/.config
endif
# A nifty macro to make testing gcc features easier
-check_gcc=$(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; \
- then echo "$(1)"; else echo "$(2)"; fi)
+check_gcc=$(shell \
+ if [ "$(1)" != "" ]; then \
+ if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; \
+ then echo "$(1)"; else echo "$(2)"; fi \
+ fi)
+
+# Setup some shortcuts so that silent mode is silent like it should be
+ifeq ($(subst s,,$(MAKEFLAGS)),$(MAKEFLAGS))
+export MAKE_IS_SILENT=n
+SECHO=@echo
+else
+export MAKE_IS_SILENT=y
+SECHO=-@false
+endif
#--------------------------------------------------------
# Arch specific compiler optimization stuff should go here.
# for OPTIMIZATION...
# use '-Os' optimization if available, else use -O2
-OPTIMIZATION=
-OPTIMIZATION=${call check_gcc,-Os,-O2}
+OPTIMIZATION:=$(call check_gcc,-Os,-O2)
# Some nice architecture specific optimizations
ifeq ($(strip $(TARGET_ARCH)),arm)
OPTIMIZATION+=$(call check_gcc,-falign-functions=0 -falign-jumps=0 -falign-loops=0,\
-malign-functions=0 -malign-jumps=0 -malign-loops=0)
endif
-OPTIMIZATIONS=$(OPTIMIZATION) -fomit-frame-pointer
+OPTIMIZATIONS:=$(OPTIMIZATION) -fomit-frame-pointer
#
#--------------------------------------------------------
# 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 $(CONFIG_LFS)),y)
# For large file summit support
STRIPCMD:=/bin/true -Not_stripping_since_we_are_debugging
else
CFLAGS+=$(WARNINGS) $(OPTIMIZATIONS) -D_GNU_SOURCE -DNDEBUG
- LDFLAGS += -s -Wl,-warn-common
- STRIPCMD:=$(STRIP) --remove-section=.note --remove-section=.comment
+ LDFLAGS += -Wl,-warn-common
+ STRIPCMD:=$(STRIP) -s --remove-section=.note --remove-section=.comment
endif
ifeq ($(strip $(CONFIG_STATIC)),y)
LDFLAGS += --static
endif
+ifeq ($(strip $(CONFIG_SELINUX)),y)
+ LIBRARIES += -lselinux
+endif
+
ifeq ($(strip $(PREFIX)),)
PREFIX:=`pwd`/_install
endif
# Additional complications due to support for pristine source dir.
# Include files in the build directory should take precedence over
-# the copy in BB_SRC_DIR, both during the compilation phase and the
+# the copy in top_srcdir, both during the compilation phase and the
# shell script that finds the list of object files.
# Work in progress by <ldoolitt@recycle.lbl.gov>.
-#
-ifneq ($(strip $(BB_SRC_DIR)),)
- VPATH:=$(BB_SRC_DIR)
-endif
+
OBJECTS:=$(APPLET_SOURCES:.c=.o) busybox.o usage.o applets.o
CFLAGS += $(CROSS_CFLAGS)
# have a chance of winning.
CFLAGS += $(CFLAGS_EXTRA)
-%.o: %.c
- $(CC) $(CFLAGS) $(EXTRA_CFLAGS) -c -o $@ $<
-
-ifdef _FASTDEP_ALL_SUB_DIRS
-fastdep: dummy
- $(TOPDIR)scripts/mkdep $(CFLAGS) $(EXTRA_CFLAGS_nostdinc) -- $(wildcard *.[chS]) > .depend
-ifdef ALL_SUB_DIRS
- $(MAKE) $(patsubst %,_sfdep_%,$(ALL_SUB_DIRS)) _FASTDEP_ALL_SUB_DIRS="$(ALL_SUB_DIRS)"
-endif
-
-$(patsubst %,_sfdep_%,$(_FASTDEP_ALL_SUB_DIRS)):
- $(MAKE) -C $(patsubst _sfdep_%,%,$@) fastdep
-endif
-
.PHONY: dummy
-
-
-
-.EXPORT_ALL_VARIABLES:
-
projects / oweals / busybox.git / blobdiff