+# Makefile for busybox
+#
+# 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
+#
-VERSION=0.29alpha1
+
+PROG=busybox
+VERSION=0.41
BUILDTIME=$(shell date "+%Y%m%d-%H%M")
# Comment out the following to make a debuggable build
# Leave this off for production use.
-#DODEBUG=true
+DODEBUG=false
+# If you want a static binary, turn this on. I can't think
+# of many situations where anybody would ever want it static,
+# but...
+DOSTATIC=false
#This will choke on a non-debian system
ARCH=`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
+GCCMAJVERSION=$(shell $(CC) --version | sed -n "s/^\([^\.]*\).*/\1/p" )
+GCCMINVERSION=$(shell $(CC) --version | sed -n "s/^[^\.]*\.\([^\.]*\)[\.].*/\1/p" )
+GCCEGCS=$(shell $(CC) --version | sed -n "s/.*\(egcs\).*/\1/p" )
+
+GCCSUPPORTSOPTSIZE=$(shell \
+if ( test $(GCCMAJVERSION) -eq 2 ) ; then \
+ if ( test $(GCCMINVERSION) -ge 66 ) ; then \
+ echo "true"; \
+ else \
+ echo "false"; \
+ fi; \
+else \
+ if ( test $(GCCMAJVERSION) -gt 2 ) ; then \
+ echo "true"; \
+ else \
+ echo "false"; \
+ fi; \
+fi; )
+
+GCCISEGCS=$(shell \
+if ( test "x$(GCCEGCS)" == "xegcs" ) ; then \
+ echo "true"; \
+ else \
+ echo "false"; \
+ fi; )
+
+EGCSEXTREMEFLAGS = -m386 -mcpu=i386 -march=i386 -malign-jumps=1 -malign-loops=1 -malign-functions=1
+GCCEXTREMEFLAGS = -m386 -malign-jumps=1 -malign-loops=1 -malign-functions=1
+
+ifeq ($(GCCISEGCS), true)
+ EXTREMEFLAGS = $(EGCSEXTREMEFLAGS)
+else
+ EXTREMEFLAGS = $(GCCEXTREMEFLAGS)
+endif
+
+ifeq ($(GCCSUPPORTSOPTSIZE), true)
+ OPTIMIZATION=-Os $(EXTREMEFLAGS)
+else
+ OPTIMIZATION=-O2 $(EXTREMEFLAGS)
+endif
# -D_GNU_SOURCE is needed because environ is used in init.c
ifeq ($(DODEBUG),true)
- CFLAGS=-Wall -g -D_GNU_SOURCE
+ CFLAGS+=-Wall -g -D_GNU_SOURCE -DDEBUG_INIT
STRIP=
LDFLAGS=
else
- CFLAGS=-Wall -O2 -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
+ CFLAGS+=-Wall $(OPTIMIZATION) -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
LDFLAGS= -s
- STRIP= strip --remove-section=.note --remove-section=.comment busybox
+ STRIP= strip --remove-section=.note --remove-section=.comment $(PROG)
+ #Only staticly link when _not_ debugging
+ ifeq ($(DOSTATIC),true)
+ LDFLAGS+= --static
+ endif
+
endif
-ifndef $(prefix)
- prefix=`pwd`
+ifndef $(PREFIX)
+ PREFIX=`pwd`/_install
endif
-BINDIR=$(prefix)
-LIBRARIES=-lc
+LIBRARIES=
OBJECTS=$(shell ./busybox.sh)
CFLAGS+= -DBB_VER='"$(VERSION)"'
CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
+ifdef BB_INIT_SCRIPT
+ CFLAGS += -DINIT_SCRIPT=${BB_INIT_SCRIPT}
+endif
-all: busybox links
+all: busybox busybox.links
busybox: $(OBJECTS)
- $(CC) $(LDFLAGS) -o busybox $(OBJECTS) $(LIBRARIES)
+ $(CC) $(LDFLAGS) -o $(PROG) $(OBJECTS) $(LIBRARIES)
$(STRIP)
-links:
- - ./busybox.mkll | sort >busybox.links
-
+busybox.links:
+ - ./busybox.mkll | sort >$@
+
clean:
- - rm -f busybox busybox.links *~ *.o core
+ - rm -f $(PROG) busybox.links *~ *.o core
+ - rm -rf _install
distclean: clean
- - rm -f busybox
-
-force:
+ - rm -f $(PROG)
$(OBJECTS): busybox.def.h internal.h Makefile
-install: busybox
- install.sh $(BINDIR)
+install: busybox busybox.links
+ ./install.sh $(PREFIX)
+
+dist: release
+
+release: distclean
+ (cd .. ; rm -rf busybox-$(VERSION) ; cp -a busybox busybox-$(VERSION); rm -rf busybox-$(VERSION)/CVS busybox-$(VERSION)/scripts/CVS busybox-$(VERSION)/docs/CVS busybox-$(VERSION)/.cvsignore ; tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION))
+