mirror of
https://git.busybox.net/busybox.git
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114 lines
3.0 KiB
Makefile
114 lines
3.0 KiB
Makefile
# Makefile for busybox
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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PROG=busybox
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VERSION=0.40
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BUILDTIME=$(shell date "+%Y%m%d-%H%M")
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# Comment out the following to make a debuggable build
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# Leave this off for production use.
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DODEBUG=false
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# If you want a static binary, turn this on. I can't think
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# of many situations where anybody would ever want it static,
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# but...
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DOSTATIC=false
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#This will choke on a non-debian system
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ARCH=`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
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GCCMAJVERSION=$(shell $(CC) --version | sed -n "s/^\([^\.]*\).*/\1/p" )
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GCCMINVERSION=$(shell $(CC) --version | sed -n "s/^[^\.]*\.\([^\.]*\)[\.].*/\1/p" )
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GCCSUPPORTSOPTSIZE=$(shell \
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if ( test $(GCCMAJVERSION) -eq 2 ) ; then \
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if ( test $(GCCMINVERSION) -ge 91 ) ; then \
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echo "true"; \
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else \
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echo "false"; \
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fi; \
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else \
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if ( test $(GCCMAJVERSION) -gt 2 ) ; then \
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echo "true"; \
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else \
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echo "false"; \
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fi; \
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fi; )
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ifeq ($(GCCSUPPORTSOPTSIZE), true)
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OPTIMIZATION=-Os
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else
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OPTIMIZATION=-O2
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endif
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# -D_GNU_SOURCE is needed because environ is used in init.c
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ifeq ($(DODEBUG),true)
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CFLAGS+=-Wall -g -D_GNU_SOURCE -DDEBUG_INIT
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STRIP=
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LDFLAGS=
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else
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CFLAGS+=-Wall $(OPTIMIZATION) -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
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LDFLAGS= -s
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STRIP= strip --remove-section=.note --remove-section=.comment $(PROG)
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#Only staticly link when _not_ debugging
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ifeq ($(DOSTATIC),true)
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LDFLAGS+= --static
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endif
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endif
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ifndef $(PREFIX)
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PREFIX=`pwd`/_install
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endif
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LIBRARIES=
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OBJECTS=$(shell ./busybox.sh)
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CFLAGS+= -DBB_VER='"$(VERSION)"'
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CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
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ifdef BB_INIT_SCRIPT
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CFLAGS += -DINIT_SCRIPT=${BB_INIT_SCRIPT}
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endif
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all: busybox busybox.links
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busybox: $(OBJECTS)
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$(CC) $(LDFLAGS) -o $(PROG) $(OBJECTS) $(LIBRARIES)
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$(STRIP)
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busybox.links:
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- ./busybox.mkll | sort >$@
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clean:
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- rm -f $(PROG) busybox.links *~ *.o core
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- rm -rf _install
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distclean: clean
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- rm -f $(PROG)
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$(OBJECTS): busybox.def.h internal.h Makefile
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install: busybox busybox.links
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./install.sh $(PREFIX)
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dist: release
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release: distclean
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(cd .. ; rm -rf busybox-$(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))
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