# Makefile for uClibc # # Copyright (C) 2000 by Lineo, inc. # # 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" # #-------------------------------------------------------- include Rules.mak DIRS = extra misc pwd_grp stdio string termios inet signal stdlib sysdeps unistd ifeq ($(strip $(HAS_MMU)),true) DO_SHARED=shared endif all: $(STATIC_NAME) $(DO_SHARED) done $(STATIC_NAME): halfclean headers uClibc_config.h subdirs $(CROSS)ranlib $(STATIC_NAME) # Surely there is a better way to do this then dumping all # the objects into a tmp dir. Please -- someone enlighten me. shared: $(STATIC_NAME) @rm -rf tmp @mkdir tmp @(cd tmp; CC=$(CC) /bin/sh ../extra/scripts/get-needed-libgcc-objects.sh) if [ -s ./tmp/libgcc-need.a ] ; then \ $(CC) -g $(LDFLAGS) -shared -o $(SHARED_NAME) -Wl,-soname,$(SHARED_NAME) -Wl,--whole-archive ./libc.a ./tmp/libgcc-need.a ; \ else \ $(CC) -g $(LDFLAGS) -shared -o $(SHARED_NAME) -Wl,-soname,$(SHARED_NAME) -Wl,--whole-archive ./libc.a ; \ fi @rm -rf tmp done: $(STATIC_NAME) $(DO_SHARED) @echo @echo Finally finished compiling... @echo halfclean: @rm -f $(STATIC_NAME) $(SHARED_NAME) crt0.o uClibc_config.h headers: dummy @rm -f include/asm include/linux include/bits @ln -s $(KERNEL_SOURCE)/include/asm include/asm @if [ ! -f include/asm/unistd.h ] ; then \ echo " "; \ echo "The path '$(KERNEL_SOURCE)/include/asm' doesn't exist."; \ echo "I bet you didn't set KERNEL_SOURCE, TARGET_ARCH or HAS_MMU in \`Config'"; \ echo "correctly. Please edit \`Config' and fix these settings."; \ echo " "; \ /bin/false; \ fi; @if [ $(HAS_MMU) != "true" ] && [ $(TARGET_ARCH) = "i386" ] ; then \ echo "WARNING: I bet your x86 system really has an MMU, right?"; \ echo " malloc and friends won't work unless you fix \`Config'"; \ echo " "; \ sleep 10; \ fi; @ln -s $(KERNEL_SOURCE)/include/linux include/linux @ln -s ../sysdeps/linux/$(TARGET_ARCH)/bits include/bits @ln -sf ../../../../uClibc_config.h sysdeps/linux/$(TARGET_ARCH)/bits/uClibc_config.h tags: ctags -R clean: subdirs_clean @rm -rf tmp rm -f $(STATIC_NAME) crt0.o $(SHARED_NAME) uClibc_config.h rm -f include/asm include/linux include/bits subdirs: $(patsubst %, _dir_%, $(DIRS)) subdirs_clean: $(patsubst %, _dirclean_%, $(DIRS) test) $(patsubst %, _dir_%, $(DIRS)) : dummy $(MAKE) -C $(patsubst _dir_%, %, $@) $(patsubst %, _dirclean_%, $(DIRS) test) : dummy $(MAKE) -C $(patsubst _dirclean_%, %, $@) clean install: @if [ `id -u` -ne 0 ]; then \ echo "Aborting install -- You must be root."; \ /bin/false; \ fi; @if [ -n "$(DO_SHARED)" ] ; then \ set -x; \ mv -f $(INSTALL_DIR)/lib/$(SHARED_NAME) \ $(INSTALL_DIR)/lib/$(SHARED_NAME).old > /dev/null 2>&1; \ rm -f $(INSTALL_DIR)/lib/$(SHARED_NAME).old; \ cp $(SHARED_NAME) $(INSTALL_DIR)/lib; \ chmod 644 $(INSTALL_DIR)/lib/$(SHARED_NAME); \ chown -R root.root $(INSTALL_DIR)/lib/$(SHARED_NAME); \ rm -f $(INSTALL_DIR)/lib/libuClibc.so; \ ln -s $(INSTALL_DIR)/lib/$(SHARED_NAME) \ $(INSTALL_DIR)/lib/libuClibc.so; \ /sbin/ldconfig; \ fi; @if [ "$(HAS_MMU)" = "false" ] ; then \ set -x; \ rm -f $(INSTALL_DIR)/include/asm; \ rm -f $(INSTALL_DIR)/include/linux; \ mkdir -p $(INSTALL_DIR)/include/bits; \ ln -s $(KERNEL_SOURCE)/include/asm $(INSTALL_DIR)/include/asm; \ ln -s $(KERNEL_SOURCE)/include/linux $(INSTALL_DIR)/include/linux; \ find include/ -type f -depth -print | cpio -pdmu $(INSTALL_DIR); \ find include/bits/ -depth -print | cpio -pdmu $(INSTALL_DIR); \ rm -f $(INSTALL_DIR)/lib/$(STATIC_NAME); \ cp $(STATIC_NAME) $(INSTALL_DIR)/lib; \ chmod 644 $(INSTALL_DIR)/lib/$(STATIC_NAME); \ chown -R root.root $(INSTALL_DIR)/lib/$(STATIC_NAME); \ if [ -f crt0.o ] ; then \ rm -f $(INSTALL_DIR)/lib/crt0.o; \ cp crt0.o $(INSTALL_DIR)/lib ; \ chmod 644 $(INSTALL_DIR)/lib/crt0.o; \ chown -R root.root $(INSTALL_DIR)/lib/crt0.o; \ fi; \ chmod -R 775 `find $(INSTALL_DIR)/include -type d`; \ chmod -R 644 `find $(INSTALL_DIR)/include -type f`; \ chown -R root.root $(INSTALL_DIR)/include; \ fi; uClibc_config.h: Config @echo "/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */" > uClibc_config.h @echo "#if !defined __FEATURES_H && !defined __need_uClibc_config_h" >> uClibc_config.h @echo "#error Never include <bits/uClibc_config.h> directly; use <features.h> instead." >> uClibc_config.h @echo "#endif" >> uClibc_config.h @echo "#define linux 1" >> uClibc_config.h @echo "#define __linux_ 1" >> uClibc_config.h @if [ "$(HAS_MMU)" = "true" ] ; then \ echo "#define __UCLIBC_HAS_MMU__ 1" >> uClibc_config.h ; \ else \ echo "#undef __UCLIBC_HAS_MMU__" >> uClibc_config.h ; \ fi @if [ "$(HAS_FLOATS)" = "true" ] ; then \ echo "#define __UCLIBC_HAS_FLOATS__ 1" >> uClibc_config.h ; \ else \ echo "#undef __UCLIBC_HAS_FLOATS__" >> uClibc_config.h ; \ fi @if [ "$(HAS_LONG_LONG)" = "true" ] ; then \ echo "#define __UCLIBC_HAS_LONG_LONG__ 1" >> uClibc_config.h ; \ else \ echo "#undef __UCLIBC_HAS_LONG_LONG__" >> uClibc_config.h ; \ fi @if [ "$(HAS_LOCALE)" = "true" ] ; then \ echo "#define __UCLIBC_HAS_LOCALE__ 1" >> uClibc_config.h ; \ echo "#define __UCLIBC_LOCALE_DIR \""$(LOCALE_DIR)"\"" >> uClibc_config.h ; \ else \ echo "#undef __UCLIBC_HAS_LOCALE__" >> uClibc_config.h ; \ fi @if [ "$(TARGET_ARCH)" = "m68k" ] ; then \ echo "#define __VFORK_MACRO__ 1" >> uClibc_config.h ; \ echo "#define const" >> uClibc_config.h ; \ echo "#define __const" >> uClibc_config.h ; \ echo "#define __extension" >> uClibc_config.h ; \ else \ echo "#undef __VFORK_MACRO__" >> uClibc_config.h ; \ fi @if [ "$(TARGET_ARCH)" = "sh" ] ; then \ echo "#define NO_UNDERSCORES 1" >> uClibc_config.h ; \ else \ echo "#undef NO_UNDERSCORES" >> uClibc_config.h ; \ fi .PHONY: dummy