Makefile

   1 # Makefile for uClibc
   2 #
   3 # Copyright (C) 2000, 2001 by Lineo, inc.
   4 # Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
   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 ifeq ($(DO_SHARED),shared)
  34     LDSO_DIR = ldso
  35 endif
  36 DIRS = extra $(LDSO_DIR) libc libcrypt libresolv libutil libm
  37
  38 all: headers uClibc_config.h subdirs $(DO_SHARED) done
  39
  40 shared:
  41         @$(MAKE) -C libc shared
  42         @$(MAKE) -C ldso shared
  43         @$(MAKE) -C libcrypt shared
  44         @$(MAKE) -C libutil shared
  45         @$(MAKE) -C libm shared
  46
  47 done: $(DO_SHARED)
  48         @echo
  49         @echo Finally finished compiling...
  50         @echo
  51
  52 headers: dummy
  53         @rm -f include/asm include/linux include/bits
  54         @ln -s $(KERNEL_SOURCE)/include/asm include/asm
  55         @if [ ! -f include/asm/unistd.h ] ; then \
  56             echo " "; \
  57             echo "The path '$(KERNEL_SOURCE)/include/asm' doesn't exist."; \
  58             echo "I bet you didn't set KERNEL_SOURCE, TARGET_ARCH or HAS_MMU in \`Config'"; \
  59             echo "correctly.  Please edit \`Config' and fix these settings."; \
  60             echo " "; \
  61             /bin/false; \
  62         fi;
  63         @if [ $(HAS_MMU) != "true" ]  && [ $(TARGET_ARCH) = "i386" ] ; then \
  64             echo "WARNING: I bet your x86 system really has an MMU, right?"; \
  65             echo "         malloc and friends won't work unless you fix \`Config'"; \
  66             echo " "; \
  67             sleep 10; \
  68         fi;
  69         @ln -s $(KERNEL_SOURCE)/include/linux include/linux
  70         @ln -s ../libc/sysdeps/linux/$(TARGET_ARCH)/bits include/bits
  71         (cd include/bits; ln -sf ../../../../../uClibc_config.h uClibc_config.h)
  72
  73 uClibc_config.h: Config
  74         @echo "/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */" > uClibc_config.h
  75         @echo "#if !defined __FEATURES_H && !defined __need_uClibc_config_h" >> uClibc_config.h
  76         @echo "#error Never include <bits/uClibc_config.h> directly; use <features.h> instead." >> uClibc_config.h
  77         @echo "#endif" >> uClibc_config.h
  78         @echo "#define linux 1" >> uClibc_config.h
  79         @echo "#define __linux__ 1" >> uClibc_config.h
  80         @if [ "$(HAS_MMU)" = "true" ] ; then \
  81             echo "#define __UCLIBC_HAS_MMU__ 1" >> uClibc_config.h ; \
  82         else \
  83             echo "#undef __UCLIBC_HAS_MMU__" >> uClibc_config.h ; \
  84         fi
  85         @if [ "$(HAS_FLOATS)" = "true" ] ; then \
  86             echo "#define __UCLIBC_HAS_FLOATS__ 1" >> uClibc_config.h ; \
  87         else \
  88             echo "#undef __UCLIBC_HAS_FLOATS__" >> uClibc_config.h ; \
  89         fi
  90         @if [ "$(HAS_DOUBLE)" = "true" ] ; then \
  91             echo "#define __UCLIBC_HAS_DOUBLE__ 1" >> uClibc_config.h ; \
  92         else \
  93             echo "#undef __UCLIBC_HAS_DOUBLE__" >> uClibc_config.h ; \
  94         fi
  95         @if [ "$(HAS_LONG_DOUBLE)" = "true" ] ; then \
  96             echo "#define __UCLIBC_HAS_LONG_DOUBLE__ 1" >> uClibc_config.h ; \
  97         else \
  98             echo "#undef __UCLIBC_HAS_LONG_DOUBLE__" >> uClibc_config.h ; \
  99         fi
 100         @if [ "$(HAS_LONG_LONG)" = "true" ] ; then \
 101             echo "#define __UCLIBC_HAS_LONG_LONG__ 1" >> uClibc_config.h ; \
 102         else \
 103             echo "#undef __UCLIBC_HAS_LONG_LONG__" >> uClibc_config.h ; \
 104         fi
 105         @if [ "$(HAS_LOCALE)" = "true" ] ; then \
 106             echo "#define __UCLIBC_HAS_LOCALE__ 1" >> uClibc_config.h ; \
 107             echo "#define __UCLIBC_LOCALE_DIR \""$(LOCALE_DIR)"\"" >> uClibc_config.h ; \
 108         else \
 109             echo "#undef __UCLIBC_HAS_LOCALE__" >> uClibc_config.h ; \
 110         fi
 111         @if [ "$(TARGET_ARCH)" = "m68k" ] ; then \
 112             echo "#define __VFORK_MACRO__ 1" >> uClibc_config.h ; \
 113             if [ `expr match "$(CC)" ".*\(m68k-elf-.*\)"`x = x ]; then \
 114                 echo "#define const" >> uClibc_config.h ; \
 115                 echo "#define __const" >> uClibc_config.h ; \
 116                 echo "#define __extension" >> uClibc_config.h ; \
 117             fi; \
 118         else \
 119             echo "#undef __VFORK_MACRO__" >> uClibc_config.h ; \
 120         fi
 121         @if [ "$(TARGET_ARCH)" = "sh" ] ; then \
 122             echo "#define NO_UNDERSCORES 1" >> uClibc_config.h ; \
 123         else \
 124             echo "#undef NO_UNDERSCORES" >> uClibc_config.h ; \
 125         fi
 126         @if [ "$(INCLUDE_RPC)" = "true" ] ; then \
 127             echo "#define __UCLIBC_HAS_RPC__ 1" >> uClibc_config.h ; \
 128         else \
 129             echo "#undef __UCLIBC_HAS_RPC__" >> uClibc_config.h ; \
 130         fi
 131
 132 subdirs: $(patsubst %, _dir_%, $(DIRS))
 133
 134 $(patsubst %, _dir_%, $(DIRS)) : dummy
 135         $(MAKE) -C $(patsubst _dir_%, %, $@)
 136
 137 tags:
 138         ctags -R
 139
 140 install: install_runtime install_dev
 141
 142 # Installs shared library
 143 install_runtime:
 144         install -d $(INSTALL_DIR)/lib
 145         cp -fa lib/* $(INSTALL_DIR)/lib;
 146 #ifeq ($(LDSO_PRESENT), $(TARGET_ARCH))
 147         ln -sf $(INSTALL_DIR)/lib/$(UCLIBC_LDSO) /lib/$(UCLIBC_LDSO);
 148         install -d $(INSTALL_DIR)/etc
 149         ldso/util/ldconfig
 150 #endif
 151
 152 # Installs development library and headers
 153 # This is done with the assumption that it can blow away anything
 154 # in $(INSTALL_DIR)/include.  Probably true only if you're using
 155 # a packaging system.
 156 install_dev:
 157         install -d $(INSTALL_DIR)/usr/include
 158         install -d $(INSTALL_DIR)/usr/include/bits
 159         rm -f $(INSTALL_DIR)/usr/include/asm
 160         rm -f $(INSTALL_DIR)/usr/include/linux
 161         ln -s $(KERNEL_SOURCE)/include/asm $(INSTALL_DIR)/usr/include/asm
 162         ln -s $(KERNEL_SOURCE)/include/linux $(INSTALL_DIR)/usr/include/linux
 163         find include/ -type f -depth -not -path "*CVS*" -exec install \
 164             -D -m 644 {} $(INSTALL_DIR)/usr/'{}' ';'
 165         find include/bits/ -type f -depth -not -path "*CVS*" -exec install \
 166             -D -m 644 {} $(INSTALL_DIR)/usr/'{}' ';'
 167         install -m 644 include/bits/uClibc_config.h $(INSTALL_DIR)/usr/include/bits/
 168         $(MAKE) -C extra/gcc-uClibc install
 169
 170 clean:
 171         @rm -rf tmp lib
 172         rm -f include/asm include/linux include/bits uClibc_config.h
 173         - find . \( -name \*.o -o -name \*.a -o -name \*.so -o -name core \) -exec rm -f {} \;
 174
 175 .PHONY: dummy subdirs
 176