busybox/Makefile
Erik Andersen 4d1d0113fd Reworked the source so it will compile and run under glibc 2.0.7
and linux kernel 2.0.36 (though the dubious reasons why someone
would want to do that defy imagination ;)
 -Erik
1999-12-17 18:44:15 +00:00

114 lines
2.9 KiB
Makefile

# 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
#
PROG=busybox
VERSION=0.40
BUILDTIME=$(shell date "+%Y%m%d-%H%M")
# Comment out the following to make a debuggable build
# Leave this off for production use.
DODEBUG=false
# If you want a static binary, turn this on. I can't think
# of many situations where anybody would ever want it static,
# but...
DOSTATIC=false
#This will choke on a non-debian system
ARCH=`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
GCCMAJVERSION=$(shell $(CC) --version | sed -n "s/^\([^\.]*\).*/\1/p" )
GCCMINVERSION=$(shell $(CC) --version | sed -n "s/^[^\.]*\.\([^\.]*\)[\.].*/\1/p" )
GCCSUPPORTSOPTSIZE=$(shell \
if ( test $(GCCMAJVERSION) -eq 2 ) ; then \
if ( test $(GCCMINVERSION) -ge 91 ) ; then \
echo "true"; \
else \
echo "false"; \
fi; \
else \
if ( test $(GCCMAJVERSION) -gt 2 ) ; then \
echo "true"; \
else \
echo "false"; \
fi; \
fi; )
ifeq ($(GCCSUPPORTSOPTSIZE), true)
OPTIMIZATION=-Os
else
OPTIMIZATION=-O2
endif
# -D_GNU_SOURCE is needed because environ is used in init.c
ifeq ($(DODEBUG),true)
CFLAGS+=-Wall -g -D_GNU_SOURCE -DDEBUG_INIT
STRIP=
LDFLAGS=
else
CFLAGS+=-Wall $(OPTIMIZATION) -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
LDFLAGS= -s
STRIP= strip --remove-section=.note --remove-section=.comment $(PROG)
#Only staticly link when _not_ debugging
ifeq ($(DOSTATIC),true)
LDFLAGS+= --static
endif
endif
ifndef $(PREFIX)
PREFIX=`pwd`/_install
endif
LIBRARIES=
OBJECTS=$(shell ./busybox.sh)
CFLAGS+= -DBB_VER='"$(VERSION)"'
CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
ifdef BB_INIT_RC_EXIT_CMD
CFLAGS += -DBB_INIT_CMD_IF_RC_SCRIPT_EXITS=${BB_INIT_RC_EXIT_CMD}
endif
all: busybox busybox.links
busybox: $(OBJECTS)
$(CC) $(LDFLAGS) -o $(PROG) $(OBJECTS) $(LIBRARIES)
$(STRIP)
busybox.links:
- ./busybox.mkll | sort >$@
clean:
- rm -f $(PROG) busybox.links *~ *.o core
- rm -rf _install
distclean: clean
- rm -f $(PROG)
$(OBJECTS): busybox.def.h internal.h Makefile
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-$(VERSION)/.cvsignore ; tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION))