# Makefile for uClibc # # Copyright (C) 2000 by Lineo, inc. # Copyright (C) 2000,2001 Erik Andersen <andersen@uclibc.org> # # This program is free software; you can redistribute it and/or modify it under # the terms of the GNU Library 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 Library General Public License for more # details. # # You should have received a copy of the GNU Library 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 # # Derived in part from the Linux-8086 C library, the GNU C Library, and several # other sundry sources. Files within this library are copyright by their # respective copyright holders. #-------------------------------------------------------- # #There are a number of configurable options in "Config" # #-------------------------------------------------------- TOPDIR=../ include $(TOPDIR)Rules.mak ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y) CRTOBJS="../../lib/crti.o ../../lib/crt0.o ../../lib/crtn.o" else CRTOBJS="../../lib/crt0.o" endif ifeq ($(strip $(ADD_LIBGCC_FUNCTIONS)),y) LIBGCC_NEED=./tmp/libgcc-need.a else LIBGCC= endif DIRS = misc pwd_grp stdio string termios inet signal stdlib sysdeps unistd # Check if the target architecture has a version script for # libc, and if so, include it when linking. VERSION_SCRIPT:=${shell if [ -f sysdeps/linux/$(TARGET_ARCH)/libc.map ] ; then \ echo "--version-script sysdeps/linux/$(TARGET_ARCH)/libc.map"; fi} all: halfclean subdirs $(LIBNAME) $(DO_SHARED) ar-target: $(CROSS)ranlib $(LIBNAME) install -d $(TOPDIR)lib rm -f $(TOPDIR)lib/$(LIBNAME) install -m 644 $(LIBNAME) $(TOPDIR)lib $(LIBNAME): subdirs ar-target shared: $(TOPDIR)lib/$(LIBNAME) $(LIBGCC_NEED) $(LD) $(LDFLAGS) $(VERSION_SCRIPT) -soname=$(SHARED_MAJORNAME) -o $(SHARED_FULLNAME) \ --whole-archive $(LIBGCC_NEED) $(LIBNAME) \ $(TOPDIR)/libc/misc/internals/interp.o --no-whole-archive \ -init __uClibc_init $(LIBGCC) @true #rm -rf tmp install -d $(TOPDIR)lib rm -f $(TOPDIR)lib/$(SHARED_FULLNAME) install -m 644 $(SHARED_FULLNAME) $(TOPDIR)lib (cd ../lib && ln -sf $(SHARED_FULLNAME) libc.so); (cd ../lib && ln -sf $(SHARED_FULLNAME) $(SHARED_MAJORNAME)); $(LIBGCC_NEED): $(TOPDIR)lib/$(LIBNAME) @rm -rf tmp @mkdir tmp $(AR) rv $@ (cd tmp && CC=$(CC) LD=$(LD) LDFLAGS=$(CPU_LDFLAGS-y) NM=$(NM) AR=$(AR) \ LIBGCC=$(LIBGCC) \ CRTOBJS=$(CRTOBJS) \ /bin/sh $(TOPDIR)../extra/scripts/get-needed-libgcc-objects.sh) halfclean: @rm -f $(LIBNAME) uClibc_config.h @rm -f $(SHARED_FULLNAME) $(SHARED_MAJORNAME) uClibc-0.* libc.so* tags: ctags -R clean: subdirs_clean halfclean @rm -rf tmp rm -f include/asm include/linux include/bits subdirs: $(patsubst %, _dir_%, $(DIRS)) subdirs_clean: $(patsubst %, _dirclean_%, $(DIRS)) $(patsubst %, _dir_%, $(DIRS)) : dummy $(MAKE) -C $(patsubst _dir_%, %, $@) $(patsubst %, _dirclean_%, $(DIRS)) : dummy $(MAKE) -C $(patsubst _dirclean_%, %, $@) clean .PHONY: dummy subdirs