Makefile

   1 # Makefile for uClibc
   2 #
   3 # Copyright (C) 2000 by Lineo, inc.
   4 # Copyright (C) 2000-2002 Erik Andersen <andersen@uclibc.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 # Makefile for uClibc
  20 #
  21 # Derived in part from the Linux-8086 C library, the GNU C Library, and several
  22 # other sundry sources.  Files within this library are copyright by their
  23 # respective copyright holders.
  24
  25 #--------------------------------------------------------
  26 #
  27 #There are a number of configurable options in "Config"
  28 #
  29 #--------------------------------------------------------
  30
  31 TOPDIR=./
  32 include Rules.mak
  33
  34 DIRS = extra ldso libc libcrypt libresolv libutil libm libpthread
  35
  36 all: headers uClibc_config subdirs shared utils finished
  37
  38 Config:
  39         @echo
  40         @echo "You didn't read the README, did you... =)"
  41         @echo "Choose a configuration file in extras/Config/ and then run"
  42         @echo "  ln -s ./extra/Configs/Config.<arch> ./Config"
  43         @echo
  44         @exit 1
  45
  46 shared:
  47 ifeq ($(strip $(HAVE_SHARED)),true)
  48         @$(MAKE) -C libc shared
  49         @$(MAKE) -C ldso shared
  50         @$(MAKE) -C libcrypt shared
  51         @$(MAKE) -C libresolv shared
  52         @$(MAKE) -C libutil shared
  53         @$(MAKE) -C libm shared
  54         @$(MAKE) -C libpthread shared
  55 else
  56         @echo
  57         @echo Not building shared libraries...
  58         @echo
  59 endif
  60
  61 finished: shared
  62         @echo
  63         @echo Finally finished compiling...
  64         @echo
  65
  66 #
  67 # Target for uClinux distro
  68 #
  69 romfs:
  70 ifeq ($(strip $(HAVE_SHARED)),true)
  71         install -d $(ROMFSDIR)/lib
  72         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
  73                 $(ROMFSDIR)/lib
  74         cp -a lib/*.so.* $(ROMFSDIR)/lib
  75         @if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
  76             set -x -e; \
  77             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
  78                         $(ROMFSDIR)/lib; \
  79         fi;
  80 endif
  81
  82 headers: dummy
  83         rm -f include/asm;
  84         @if [ $(TARGET_ARCH) = "powerpc" ];then \
  85             ln -fs $(KERNEL_SOURCE)/include/asm-ppc include/asm; \
  86         elif [ $(TARGET_ARCH) = "mips" ];then \
  87             ln -fs $(KERNEL_SOURCE)/include/asm-mips include/asm; \
  88         elif [ $(TARGET_ARCH) = "mipsel" ];then \
  89             ln -fs $(KERNEL_SOURCE)/include/asm-mips include/asm; \
  90             cd $(shell pwd)/libc/sysdeps/linux; \
  91             ln -fs mips mipsel; \
  92             cd $(shell pwd)/ldso/ldso; \
  93             ln -fs mips mipsel; \
  94             cd $(shell pwd)/libpthread/linuxthreads/sysdeps; \
  95             ln -fs mips mipsel; \
  96         elif [ $(TARGET_ARCH) = "cris" ];then \
  97                 ln -fs $(KERNEL_SOURCE)/include/asm-cris include/asm; \
  98         else \
  99             if [ $(HAS_MMU) != "true" ]; then \
 100                 if [ -d $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH)nommu ] ; then \
 101                     ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH)nommu include/asm;\
 102                 else \
 103                     ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH) include/asm; \
 104                 fi; \
 105             else \
 106                 ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH) include/asm; \
 107             fi; \
 108         fi;
 109         @if [ ! -f include/asm/unistd.h ] ; then \
 110             set -e; \
 111             echo " "; \
 112             echo "The path '$(KERNEL_SOURCE)/include/asm' doesn't exist."; \
 113             echo "I bet you didn't set KERNEL_SOURCE, TARGET_ARCH or HAS_MMU in \`Config'"; \
 114             echo "correctly.  Please edit \`Config' and fix these settings."; \
 115             echo " "; \
 116             false; \
 117         fi;
 118         rm -f include/linux include/scsi
 119         ln -fs $(KERNEL_SOURCE)/include/linux include/linux
 120         ln -fs $(KERNEL_SOURCE)/include/scsi include/scsi
 121         rm -rf include/bits
 122         mkdir -p include/bits
 123         @cd include/bits; \
 124         set -e; \
 125         for i in `ls ../../libc/sysdeps/linux/common/bits/*.h` ; do \
 126                 ln -fs $$i .; \
 127         done; \
 128         if [ -d ../../libc/sysdeps/linux/$(TARGET_ARCH)/bits ] ; then \
 129                 for i in `ls ../../libc/sysdeps/linux/$(TARGET_ARCH)/bits/*.h` ; do \
 130                         ln -fs $$i .; \
 131                 done; \
 132         fi
 133         @cd include/sys; \
 134         set -e; \
 135         for i in `ls ../../libc/sysdeps/linux/common/sys/*.h` ; do \
 136                 ln -fs $$i .; \
 137         done; \
 138         if [ -d ../../libc/sysdeps/linux/$(TARGET_ARCH)/sys ] ; then \
 139                 for i in `ls ../../libc/sysdeps/linux/$(TARGET_ARCH)/sys/*.h` ; do \
 140                         ln -fs $$i .; \
 141                 done; \
 142         fi
 143         @cd $(TOPDIR); \
 144         set -x -e; \
 145         rm -f include/bits/sysnum.h; \
 146         TOPDIR=$(TOPDIR) CC=$(CC) /bin/sh $(TOPDIR)/extra/scripts/gen_bits_syscall_h.sh > include/bits/sysnum.h
 147         $(MAKE) -C libc/sysdeps/linux/$(TARGET_ARCH) headers
 148
 149 uClibc_config: Makefile Config
 150         @echo "/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */" > include/bits/uClibc_config.h
 151         @echo "#if !defined __FEATURES_H && !defined __need_uClibc_config_h" >> include/bits/uClibc_config.h
 152         @echo "#error Never include <bits/uClibc_config.h> directly; use <features.h> instead." >> include/bits/uClibc_config.h
 153         @echo "#endif" >> include/bits/uClibc_config.h
 154         @echo "#define __UCLIBC_MAJOR__ $(MAJOR_VERSION)" >> include/bits/uClibc_config.h
 155         @echo "#define __UCLIBC_MINOR__ $(MINOR_VERSION)" >> include/bits/uClibc_config.h
 156         @echo "#define __UCLIBC_SUBLEVEL__ $(SUBLEVEL)" >> include/bits/uClibc_config.h
 157         @echo "#define linux 1" >> include/bits/uClibc_config.h
 158         @echo "#define __linux__ 1" >> include/bits/uClibc_config.h
 159         @if [ "$(INCLUDE_IPV6)" = "true" ] ; then \
 160             echo "#define __UCLIBC_HAS_IPV6__ 1" >> include/bits/uClibc_config.h ; \
 161         else \
 162             echo "#undef __UCLIBC_HAS_IPV6__" >> include/bits/uClibc_config.h ; \
 163         fi
 164         @if [ "$(HAS_MMU)" = "true" ] ; then \
 165             echo "#define __UCLIBC_HAS_MMU__ 1" >> include/bits/uClibc_config.h ; \
 166         else \
 167             echo "For now we make the assumption that a linux system without an"; \
 168             echo "MMU must be uClinux, and must have a broken munmap (both"; \
 169             echo "assumptions are a bit dodgy, but can be changed in the future)."; \
 170             echo "#undef __UCLIBC_HAS_MMU__" >> include/bits/uClibc_config.h ; \
 171             echo "#define __UCLIBC_UCLINUX_BROKEN_MUNMAP__ 1" >> include/bits/uClibc_config.h ; \
 172         fi
 173         @if [ "$(HAS_FLOATING_POINT)" = "true" ] ; then \
 174             echo "#define __UCLIBC_HAS_FLOATS__ 1" >> include/bits/uClibc_config.h ; \
 175         else \
 176             echo "#undef __UCLIBC_HAS_FLOATS__" >> include/bits/uClibc_config.h ; \
 177         fi
 178         @if [ "$(HAS_LOCALE)" = "true" ] ; then \
 179             echo "#define __UCLIBC_HAS_LOCALE__ 1" >> include/bits/uClibc_config.h ; \
 180         else \
 181             echo "#undef __UCLIBC_HAS_LOCALE__" >> include/bits/uClibc_config.h ; \
 182         fi
 183         @if [ "$(HAS_WCHAR)" = "true" ] ; then \
 184             echo "#define __UCLIBC_HAS_WCHAR__ 1" >> include/bits/uClibc_config.h ; \
 185         else \
 186             echo "#undef __UCLIBC_HAS_WCHAR__" >> include/bits/uClibc_config.h ; \
 187         fi
 188         @if [ "$(HAVE_ELF)" = "false" ] ; then \
 189             echo "#undef HAVE_ELF" >> include/bits/uClibc_config.h ; \
 190         else \
 191             echo "#define HAVE_ELF 1" >> include/bits/uClibc_config.h ; \
 192         fi
 193         @if [ "$(HAVE_SHARED)" = "false" ] ; then \
 194             echo "#undef HAVE_SHARED" >> include/bits/uClibc_config.h ; \
 195         else \
 196             echo "#define HAVE_SHARED 1" >> include/bits/uClibc_config.h ; \
 197         fi
 198         @if [ "$(TARGET_ARCH)" = "sh" ] ; then \
 199             echo "#define NO_UNDERSCORES 1" >> include/bits/uClibc_config.h ; \
 200         else \
 201             echo "#undef NO_UNDERSCORES" >> include/bits/uClibc_config.h ; \
 202         fi
 203         @if [ "$(INCLUDE_RPC)" = "true" ] ; then \
 204             echo "#define __UCLIBC_HAS_RPC__ 1" >> include/bits/uClibc_config.h ; \
 205         else \
 206             echo "#undef __UCLIBC_HAS_RPC__" >> include/bits/uClibc_config.h ; \
 207         fi
 208         @if [ "$(DOLFS)" = "true" ] ; then \
 209             echo "#define __UCLIBC_HAVE_LFS__ 1" >> include/bits/uClibc_config.h ; \
 210         else \
 211             echo "#undef __UCLIBC_HAVE_LFS__" >> include/bits/uClibc_config.h ; \
 212         fi
 213         @if [ "$(INCLUDE_THREADS)" = "true" ] ; then \
 214             echo "#define __UCLIBC_HAS_THREADS__ 1" >> include/bits/uClibc_config.h ; \
 215         else \
 216             echo "#undef __UCLIBC_HAS_THREADS__" >> include/bits/uClibc_config.h ; \
 217         fi
 218         @if [ "$(INCLUDE_REGEX)" = "true" ] ; then \
 219             echo "#define __UCLIBC_HAS_REGEX__ 1" >> include/bits/uClibc_config.h ; \
 220         else \
 221             echo "#undef __UCLIBC_HAS_REGEX__" >> include/bits/uClibc_config.h ; \
 222         fi
 223         @if [ "$(UNIX98PTY_ONLY)" = "true" ] ; then \
 224             echo "#define UNIX98PTY_ONLY 1" >> include/bits/uClibc_config.h ; \
 225         else \
 226             echo "#undef UNIX98PTY_ONLY" >> include/bits/uClibc_config.h ; \
 227         fi
 228         @if [ "$(ASSUME_DEVPTS)" = "true" ] ; then \
 229             echo "#define ASSUME_DEVPTS 1" >> include/bits/uClibc_config.h ; \
 230         else \
 231             echo "#undef ASSUME_DEVPTS" >> include/bits/uClibc_config.h ; \
 232         fi
 233         @echo "#define C_SYMBOL_PREFIX "\""$(C_SYMBOL_PREFIX)"\" >> include/bits/uClibc_config.h
 234         @if [ "$(HAVE_DOT_HIDDEN)" = "true" ] ; then \
 235             echo "#define HAVE_DOT_HIDDEN 1" >> include/bits/uClibc_config.h ; \
 236         else \
 237             echo "#undef HAVE_DOT_HIDDEN" >> include/bits/uClibc_config.h ; \
 238         fi
 239
 240 subdirs: $(patsubst %, _dir_%, $(DIRS))
 241
 242 $(patsubst %, _dir_%, $(DIRS)) : dummy
 243         $(MAKE) -C $(patsubst _dir_%, %, $@)
 244
 245 tags:
 246         ctags -R
 247
 248 install: install_dev install_runtime install_toolchain install_utils finished2
 249
 250
 251 # Installs header files and development library links.
 252 install_dev:
 253         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 254         install -d $(PREFIX)$(DEVEL_PREFIX)/usr/lib
 255         install -d $(PREFIX)$(DEVEL_PREFIX)/include
 256         -install -m 644 lib/*.[ao] $(PREFIX)$(DEVEL_PREFIX)/lib/
 257         tar -chf - include | tar -xf - -C $(PREFIX)$(DEVEL_PREFIX);
 258         -@for i in `find  $(PREFIX)$(DEVEL_PREFIX) -type d` ; do \
 259             chmod -f 755 $$i; chmod -f 644 $$i/*.h; \
 260         done;
 261         -find $(PREFIX)$(DEVEL_PREFIX) -name CVS | xargs rm -rf;
 262         -chown -R `id | sed 's/^uid=\([0-9]*\).*gid=\([0-9]*\).*$$/\1.\2/'` $(PREFIX)$(DEVEL_PREFIX)
 263 ifeq ($(strip $(HAVE_SHARED)),true)
 264         -find lib/ -type l -name '*.so' -exec cp -a {} $(PREFIX)$(DEVEL_PREFIX)/lib ';'
 265         # If we build shared libraries then the static libs are PIC...
 266         # Make _pic.a symlinks to make mklibs.py and similar tools happy.
 267         for i in `find lib/  -type f -name '*.a' | sed -e 's/lib\///'` ; do \
 268                 ln -sf $$i $(PREFIX)$(DEVEL_PREFIX)/lib/`echo $$i | sed -e 's/\.a$$/_pic.a/'`; \
 269         done
 270 endif
 271
 272
 273 # Installs run-time libraries and helper apps onto the host system
 274 # allowing cross development.  If you want to deploy to a target
 275 # system, use the "install_target" target instead...
 276 install_runtime:
 277 ifeq ($(strip $(HAVE_SHARED)),true)
 278         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 279         install -d $(PREFIX)$(DEVEL_PREFIX)/bin
 280         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 281                 $(PREFIX)$(DEVEL_PREFIX)/lib
 282         cp -a lib/*.so.* $(PREFIX)$(DEVEL_PREFIX)/lib
 283         @if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
 284             set -x -e; \
 285             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 286                         $(PREFIX)$(DEVEL_PREFIX)/lib; \
 287             mkdir -p $(PREFIX)$(SHARED_LIB_LOADER_PATH); \
 288             ln -s $(DEVEL_PREFIX)/lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 289                         $(PREFIX)$(SHARED_LIB_LOADER_PATH)/$(UCLIBC_LDSO) || true; \
 290         fi;
 291 endif
 292
 293 install_toolchain:
 294         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 295         install -d $(PREFIX)$(DEVEL_PREFIX)/bin
 296         install -d $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin
 297         install -d $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin
 298         $(MAKE) -C extra/gcc-uClibc install
 299
 300 ifeq ($(strip $(HAVE_SHARED)),true)
 301 utils: $(TOPDIR)ldso/util/ldd
 302         $(MAKE) -C ldso utils
 303 else
 304 utils: dummy
 305 endif
 306
 307 install_utils: utils
 308 ifeq ($(strip $(HAVE_SHARED)),true)
 309         install -d $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin;
 310         install -m 755 ldso/util/ldd \
 311                 $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldd
 312         ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldd \
 313                 $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/ldd
 314         # For now, don't bother with readelf since surely the host
 315         # system has binutils, or we couldn't have gotten this far...
 316         #install -m 755 ldso/util/readelf \
 317         #       $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-readelf
 318         #ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-readelf \
 319         #       $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/readelf
 320         @if [ -x ldso/util/ldconfig ] ; then \
 321             set -x -e; \
 322             install -d $(PREFIX)$(DEVEL_PREFIX)/etc; \
 323             install -m 755 ldso/util/ldconfig \
 324                     $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldconfig; \
 325             ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldconfig \
 326                     $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/ldconfig; \
 327         fi;
 328 endif
 329
 330 # Installs run-time libraries and helper apps in preparation for
 331 # deploying onto a target system, but installed below wherever
 332 # $PREFIX is set to, allowing you to package up the result for
 333 # deployment onto your target system.
 334 install_target:
 335 ifeq ($(strip $(HAVE_SHARED)),true)
 336         install -d $(PREFIX)$(TARGET_PREFIX)/lib
 337         install -d $(PREFIX)$(TARGET_PREFIX)/usr/bin
 338         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 339                 $(PREFIX)$(TARGET_PREFIX)/lib
 340         cp -a lib/*.so.* $(PREFIX)$(TARGET_PREFIX)/lib
 341         @if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
 342             set -x -e; \
 343             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 344                         $(PREFIX)$(TARGET_PREFIX)/lib; \
 345             mkdir -p $(PREFIX)$(SHARED_LIB_LOADER_PATH); \
 346             ln -s $(TARGET_PREFIX)/lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 347                         $(PREFIX)$(SHARED_LIB_LOADER_PATH)/$(UCLIBC_LDSO) || true; \
 348         fi;
 349 endif
 350
 351 install_target_utils:
 352 ifeq ($(strip $(HAVE_SHARED)),true)
 353         @$(MAKE) -C ldso/util ldd.target readelf.target #ldconfig.target
 354         install -d $(PREFIX)$(TARGET_PREFIX)/usr/bin;
 355         install -m 755 ldso/util/ldd.target $(PREFIX)$(TARGET_PREFIX)/usr/bin/ldd
 356         install -m 755 ldso/util/readelf.target $(PREFIX)$(TARGET_PREFIX)/usr/bin/readelf
 357         @if [ -x ldso/util/ldconfig.target ] ; then \
 358             set -x -e; \
 359             install -d $(PREFIX)$(TARGET_PREFIX)/etc; \
 360             install -d $(PREFIX)$(TARGET_PREFIX)/sbin; \
 361             install -m 755 ldso/util/ldconfig.target $(PREFIX)$(TARGET_PREFIX)/sbin/ldconfig; \
 362         fi;
 363 endif
 364
 365 finished2:
 366         @echo
 367         @echo Finished installing...
 368         @echo
 369
 370
 371 distclean clean:
 372         - find . \( -name \*.o -o -name \*.a -o -name \*.so -o -name core -o -name .\#\* \) -exec rm -f {} \;
 373         @rm -rf tmp lib include/bits libc/tmp _install
 374         $(MAKE) -C test clean
 375         $(MAKE) -C ldso clean
 376         $(MAKE) -C libc/misc/internals clean
 377         $(MAKE) -C libc/unistd clean
 378         $(MAKE) -C libc/sysdeps/linux/common clean
 379         $(MAKE) -C extra/gcc-uClibc clean
 380         @set -e; \
 381         for i in `(cd $(TOPDIR)/libc/sysdeps/linux/common/sys; ls *.h)` ; do \
 382                 rm -f include/sys/$$i; \
 383         done; \
 384         if [ -d libc/sysdeps/linux/$(TARGET_ARCH)/sys ] ; then \
 385                 for i in `(cd libc/sysdeps/linux/$(TARGET_ARCH)/sys; ls *.h)` ; do \
 386                         rm -f include/sys/$$i; \
 387                 done; \
 388         fi;
 389         @rm -f include/linux include/scsi include/asm
 390         @if [ -d libc/sysdeps/linux/$(TARGET_ARCH) ]; then              \
 391             $(MAKE) -C libc/sysdeps/linux/$(TARGET_ARCH) clean;         \
 392         fi;
 393         @if [ $(TARGET_ARCH) = "mipsel" ]; then \
 394             $(MAKE) -C libc/sysdeps/linux/mips clean; \
 395             rm -f ldso/ldso/mipsel; \
 396             rm -f libc/sysdeps/linux/mipsel; \
 397             rm -f libpthread/linuxthreads/sysdeps/mipsel; \
 398         fi;
 399
 400 dist release: distclean
 401         cd ..;                                  \
 402         rm -rf uClibc-$(VERSION);               \
 403         cp -a uClibc uClibc-$(VERSION);         \
 404         find uClibc-$(VERSION)/ -type d         \
 405             -name .\#* -exec rm -rf {} \; ;     \
 406                                                 \
 407         tar -cvzf uClibc-$(VERSION).tar.gz --exclude CVS uClibc-$(VERSION)/;
 408
 409 .PHONY: dummy subdirs release distclean clean
 410