Makefile

   1 # Makefile for uClibc
   2 #
   3 # Copyright (C) 2000, 2001 by Lineo, inc.
   4 # Written by Erik Andersen <[email protected]>, <[email protected]>
   5 #
   6 # This program is free software; you can redistribute it and/or modify it under
   7 # the terms of the GNU Library General Public License as published by the Free
   8 # Software Foundation; either version 2 of the License, or (at your option) any
   9 # later version.
  10 #
  11 # This program is distributed in the hope that it will be useful, but WITHOUT
  12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13 # FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more
  14 # details.
  15 #
  16 # You should have received a copy of the GNU Library General Public License
  17 # along with this program; if not, write to the Free Software Foundation, Inc.,
  18 # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19 #
  20 # Derived in part from the Linux-8086 C library, the GNU C Library, and several
  21 # other sundry sources.  Files within this library are copyright by their
  22 # respective copyright holders.
  23
  24 #--------------------------------------------------------
  25 #
  26 #There are a number of configurable options in "Config"
  27 #
  28 #--------------------------------------------------------
  29
  30 TOPDIR=./
  31 include Rules.mak
  32
  33 DIRS = extra ldso libc libcrypt libresolv libutil libm
  34
  35 all: headers uClibc_config.h subdirs shared done
  36
  37 Config:
  38         @echo
  39         @echo "You didn't read the README, did you... =)"
  40         @echo "Choose a configuration file in extras/Config/ and copy it to ./Config."
  41         @echo
  42         @exit 1
  43
  44 shared:
  45 ifeq ($(strip $(HAVE_SHARED)),true)
  46         @$(MAKE) -C libc shared
  47         @$(MAKE) -C ldso shared
  48         @$(MAKE) -C libcrypt shared
  49         @$(MAKE) -C libutil shared
  50         @$(MAKE) -C libm shared
  51         @$(MAKE) -C libresolv shared
  52 else
  53         @echo
  54         @echo Not building shared libraries...
  55         @echo
  56 endif
  57
  58 done: shared
  59         @echo
  60         @echo Finally finished compiling...
  61         @echo
  62
  63 headers: dummy
  64         @rm -f include/asm include/linux include/bits
  65         @if [ $(TARGET_ARCH) = "powerpc" ];then \
  66             ln -fs $(KERNEL_SOURCE)/include/asm-ppc include/asm; \
  67         else \
  68             if [ $(HAS_MMU) != "true" ]; then \
  69                         ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH)nommu include/asm;\
  70                 else \
  71                         ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH) include/asm; \
  72                 fi; \
  73         fi;
  74         @if [ ! -f include/asm/unistd.h ] ; then \
  75             echo " "; \
  76             echo "The path '$(KERNEL_SOURCE)/include/asm' doesn't exist."; \
  77             echo "I bet you didn't set KERNEL_SOURCE, TARGET_ARCH or HAS_MMU in \`Config'"; \
  78             echo "correctly.  Please edit \`Config' and fix these settings."; \
  79             echo " "; \
  80             /bin/false; \
  81         fi;
  82         @if [ $(HAS_MMU) != "true" ]  && [ $(TARGET_ARCH) = "i386" ] ; then \
  83             echo "WARNING: I bet your x86 system really has an MMU, right?"; \
  84             echo "         malloc and friends won't work unless you fix \`Config'"; \
  85             echo " "; \
  86             sleep 10; \
  87         fi;
  88         @ln -fs $(KERNEL_SOURCE)/include/linux include/linux
  89         @ln -fs ../libc/sysdeps/linux/$(TARGET_ARCH)/bits include/bits
  90         (cd include/bits; ln -sf ../../../../../uClibc_config.h uClibc_config.h)
  91         $(MAKE) -C libc/sysdeps/linux/$(TARGET_ARCH) headers
  92
  93 uClibc_config.h: Makefile Config
  94         @echo "/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */" > uClibc_config.h
  95         @echo "#if !defined __FEATURES_H && !defined __need_uClibc_config_h" >> uClibc_config.h
  96         @echo "#error Never include <bits/uClibc_config.h> directly; use <features.h> instead." >> uClibc_config.h
  97         @echo "#endif" >> uClibc_config.h
  98         @echo "#define linux 1" >> uClibc_config.h
  99         @echo "#define __linux__ 1" >> uClibc_config.h
 100         @if [ "$(INCLUDE_IPV6)" = "true" ] ; then \
 101             echo "#define __UCLIBC_HAS_IPV6__ 1" >> uClibc_config.h ; \
 102         else \
 103             echo "#undef __UCLIBC_HAS_IPV6__" >> uClibc_config.h ; \
 104         fi
 105         @if [ "$(HAS_MMU)" = "true" ] ; then \
 106             echo "#define __UCLIBC_HAS_MMU__ 1" >> uClibc_config.h ; \
 107         else \
 108             echo "#undef __UCLIBC_HAS_MMU__" >> uClibc_config.h ; \
 109         fi
 110         @if [ "$(HAS_FLOATING_POINT)" = "true" ] ; then \
 111             echo "#define __UCLIBC_HAS_FLOATS__ 1" >> uClibc_config.h ; \
 112         else \
 113             echo "#undef __UCLIBC_HAS_FLOATS__" >> uClibc_config.h ; \
 114         fi
 115         @if [ "$(HAS_LIBM_FLOAT)" = "true" ] ; then \
 116             echo "#define __UCLIBC_HAS_LIBM_FLOAT__ 1" >> uClibc_config.h ; \
 117         else \
 118             echo "#undef __UCLIBC_HAS_LIBM_FLOAT__" >> uClibc_config.h ; \
 119         fi
 120         @if [ "$(HAS_LIBM_DOUBLE)" = "true" ] ; then \
 121             echo "#define __UCLIBC_HAS_LIBM_DOUBLE__ 1" >> uClibc_config.h ; \
 122         else \
 123             echo "#undef __UCLIBC_HAS_LIBM_DOUBLE__" >> uClibc_config.h ; \
 124         fi
 125         @if [ "$(HAS_LIBM_LONG_DOUBLE)" = "true" ] ; then \
 126             echo "#define __UCLIBC_HAS_LIBM_LONG_DOUBLE__ 1" >> uClibc_config.h ; \
 127         else \
 128             echo "#undef __UCLIBC_HAS_LIBM_LONG_DOUBLE__" >> uClibc_config.h ; \
 129         fi
 130         @if [ "$(HAS_LONG_LONG)" = "true" ] ; then \
 131             echo "#define __UCLIBC_HAS_LONG_LONG__ 1" >> uClibc_config.h ; \
 132         else \
 133             echo "#undef __UCLIBC_HAS_LONG_LONG__" >> uClibc_config.h ; \
 134         fi
 135         @if [ "$(HAS_LOCALE)" = "true" ] ; then \
 136             echo "#define __UCLIBC_HAS_LOCALE__ 1" >> uClibc_config.h ; \
 137             echo "#define __UCLIBC_LOCALE_DIR \""$(LOCALE_DIR)"\"" >> uClibc_config.h ; \
 138         else \
 139             echo "#undef __UCLIBC_HAS_LOCALE__" >> uClibc_config.h ; \
 140         fi
 141         @if [ "$(HAVE_ELF)" = "false" ] ; then \
 142             echo "#undef HAVE_ELF" >> uClibc_config.h ; \
 143         else \
 144             echo "#define HAVE_ELF 1" >> uClibc_config.h ; \
 145         fi
 146         @if [ "$(HAVE_SHARED)" = "false" ] ; then \
 147             echo "#undef HAVE_SHARED" >> uClibc_config.h ; \
 148         else \
 149             echo "#define HAVE_SHARED 1" >> uClibc_config.h ; \
 150         fi
 151         @if [ "$(TARGET_ARCH)" = "sh" ] ; then \
 152             echo "#define NO_UNDERSCORES 1" >> uClibc_config.h ; \
 153         else \
 154             echo "#undef NO_UNDERSCORES" >> uClibc_config.h ; \
 155         fi
 156         @if [ "$(INCLUDE_RPC)" = "true" ] ; then \
 157             echo "#define __UCLIBC_HAS_RPC__ 1" >> uClibc_config.h ; \
 158         else \
 159             echo "#undef __UCLIBC_HAS_RPC__" >> uClibc_config.h ; \
 160         fi
 161         @if [ "$(UNIFIED_SYSCALL)" = "true" ] ; then \
 162             echo "#define __UCLIBC_USE_UNIFIED_SYSCALL__ 1" >> uClibc_config.h ; \
 163         else \
 164             echo "#undef __UCLIBC_USE_UNIFIED_SYSCALL__" >> uClibc_config.h ; \
 165         fi
 166
 167 subdirs: $(patsubst %, _dir_%, $(DIRS))
 168
 169 $(patsubst %, _dir_%, $(DIRS)) : dummy
 170         $(MAKE) -C $(patsubst _dir_%, %, $@)
 171
 172 tags:
 173         ctags -R
 174
 175 install: install_dev install_runtime install_gcc
 176
 177
 178 # Installs header files and development library links.
 179 install_dev:
 180         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 181         install -m 644 lib/*.[ao] $(PREFIX)$(DEVEL_PREFIX)/lib/
 182         install -d $(PREFIX)$(DEVEL_PREFIX)/include
 183         install -d $(PREFIX)$(DEVEL_PREFIX)/usr/lib
 184         find include/ -name '*.h' -depth -follow -exec install \
 185             -D -m 644 {} $(PREFIX)$(DEVEL_PREFIX)/'{}' ';'
 186 ifeq ($(strip $(HAVE_SHARED)),true)
 187         find lib/ -type l -name '*.so' -exec cp -a {} $(PREFIX)$(DEVEL_PREFIX)/lib ';'
 188 endif
 189
 190
 191 # Installs run-time libraries and helper apps onto the host system
 192 # allowing cross development.  If you want to deploy to a target
 193 # system, use the "install_target" target instead...
 194 install_runtime:
 195 ifeq ($(strip $(HAVE_SHARED)),true)
 196         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 197         install -d $(PREFIX)$(DEVEL_PREFIX)/bin
 198         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).so $(PREFIX)$(DEVEL_PREFIX)/lib
 199         cp -a lib/*.so.* $(PREFIX)$(DEVEL_PREFIX)/lib
 200         install -m 755 ldso/util/ldd $(PREFIX)$(DEVEL_PREFIX)/bin
 201         install -m 755 ldso/util/readelf $(PREFIX)$(DEVEL_PREFIX)/bin
 202         install -d $(PREFIX)$(DEVEL_PREFIX)/bin
 203         install -d $(PREFIX)$(DEVEL_PREFIX)/usr/bin
 204         ln -fs $(DEVEL_PREFIX)/bin/ldd $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/usr/bin/$(TARGET_ARCH)-uclibc-ldd
 205         ln -fs $(DEVEL_PREFIX)/bin/readelf $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/usr/bin/$(TARGET_ARCH)-uclibc-readelf
 206         if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).so ] ; then \
 207             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).so $(PREFIX)$(DEVEL_PREFIX)/lib; \
 208             ln -s $(PREFIX)$(DEVEL_PREFIX)/lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).so \
 209                         $(SHARED_LIB_LOADER_PATH)/$(UCLIBC_LDSO) || true; \
 210         fi;
 211         if [ -x ldso/util/ldconfig ] ; then \
 212             install -d $(PREFIX)$(DEVEL_PREFIX)/etc; \
 213             install -m 755 ldso/util/ldconfig $(PREFIX)$(DEVEL_PREFIX)/bin; \
 214             ln -fs $(DEVEL_PREFIX)/sbin/ldconfig $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/usr/bin/$(TARGET_ARCH)-uclibc-ldconfig; \
 215         fi;
 216 endif
 217
 218 install_gcc:
 219         $(MAKE) -C extra/gcc-uClibc install
 220
 221
 222 # Installs run-time libraries and helper apps in preparation for
 223 # deploying onto a target system, but installed below wherever
 224 # $PREFIX is set to, allowing you to package up the result for
 225 # deployment onto your target system.
 226 install_target:
 227 ifeq ($(strip $(HAVE_SHARED)),true)
 228         install -d $(PREFIX)/lib
 229         install -d $(PREFIX)/sbin
 230         install -d $(PREFIX)/usr/bin
 231         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).so $(PREFIX)/lib
 232         cp -a lib/*.so.* $(PREFIX)/lib
 233         install -m 755 ldso/util/ldd $(PREFIX)/usr/bin
 234         install -m 755 ldso/util/readelf $(PREFIX)/usr/bin
 235         if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).so ] ; then \
 236             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).so $(PREFIX)/lib; \
 237             ln -s $(PREFIX)/lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).so \
 238                         $(SHARED_LIB_LOADER_PATH)/$(UCLIBC_LDSO) || true; \
 239         fi;
 240         if [ -x ldso/util/ldconfig ] ; then \
 241             install -d $(PREFIX)/etc; \
 242             install -m 755 ldso/util/ldconfig $(PREFIX)/sbin; \
 243         fi;
 244 endif
 245
 246 clean:
 247         @rm -rf tmp lib include/bits/uClibc_config.h uClibc_config.h
 248         - find include -type l -exec rm -f {} \;
 249         - find . \( -name \*.o -o -name \*.a -o -name \*.so -o -name core -o -name .\#\* \) -exec rm -f {} \;
 250         $(MAKE) -C ldso clean
 251         $(MAKE) -C libc/unistd clean
 252         $(MAKE) -C libc/sysdeps/linux/common clean
 253         $(MAKE) -C libc/sysdeps/linux/$(TARGET_ARCH) clean
 254         $(MAKE) -C extra/gcc-uClibc clean
 255
 256 .PHONY: dummy subdirs
 257