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 # You shouldn't need to mess with anything beyond this point...
  28 #--------------------------------------------------------------
  29 noconfig_targets := menuconfig config oldconfig randconfig \
  30         defconfig allyesconfig allnoconfig clean distclean \
  31         release tags TAGS
  32 TOPDIR=./
  33 include Rules.mak
  34
  35 DIRS = extra ldso libc libcrypt libresolv libnsl libutil libm libpthread
  36
  37 ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
  38
  39 all: headers subdirs shared utils finished
  40
  41 # In this section, we need .config
  42 -include .config.cmd
  43
  44 .PHONY: $(SHARED_TARGET)
  45 shared: $(SHARED_TARGET)
  46 ifeq ($(strip $(HAVE_SHARED)),y)
  47         @$(MAKE) -C libc shared
  48         @$(MAKE) -C ldso shared
  49         @$(MAKE) -C libcrypt shared
  50         @$(MAKE) -C libresolv shared
  51         @$(MAKE) -C libnsl shared
  52         @$(MAKE) -C libutil shared
  53         @$(MAKE) -C libm shared
  54         @$(MAKE) -C libpthread shared
  55 else
  56 ifeq ($(SHARED_TARGET),)
  57         @echo
  58         @echo Not building shared libraries...
  59         @echo
  60 endif
  61 endif
  62
  63 ifneq ($(SHARED_TARGET),)
  64
  65 lib/main.o: $(ROOTDIR)/lib/libc/main.c
  66         $(CC) $(CFLAGS) $(ARCH_CFLAGS) -c -o $@ $(ROOTDIR)/lib/libc/main.c
  67
  68 bogus $(SHARED_TARGET): lib/libc.a lib/main.o Makefile
  69         make -C $(ROOTDIR) relink
  70         $(CC) -nostartfiles -o $(SHARED_TARGET) $(ARCH_CFLAGS) -Wl,-elf2flt -nostdlib           \
  71                 -Wl,-shared-lib-id,${LIBID}                             \
  72                 lib/main.o \
  73                 -Wl,--whole-archive,lib/libc.a,-lgcc,--no-whole-archive
  74         $(OBJCOPY) -L _GLOBAL_OFFSET_TABLE_ -L main -L __main -L _start \
  75                 -L __uClibc_main -L __uClibc_start_main -L lib_main \
  76                 -L _exit_dummy_ref              \
  77                 -L __do_global_dtors -L __do_global_ctors               \
  78                 -L __CTOR_LIST__ -L __DTOR_LIST__                       \
  79                 -L _current_shared_library_a5_offset_                   \
  80                 $(SHARED_TARGET).gdb
  81         ln -sf $(SHARED_TARGET).gdb .
  82 endif
  83
  84 finished: shared
  85         @echo
  86         @echo Finally finished compiling...
  87         @echo
  88
  89 #
  90 # Target for uClinux distro
  91 #
  92 .PHONY: romfs
  93 romfs:
  94         @if [ "$(CONFIG_BINFMT_SHARED_FLAT)" = "y" ]; then \
  95                 [ -e $(ROMFSDIR)/lib ] || mkdir -p $(ROMFSDIR)/lib; \
  96                 $(ROMFSINST) $(SHARED_TARGET) /lib/lib$(LIBID).so; \
  97         fi
  98 ifeq ($(strip $(HAVE_SHARED)),y)
  99         install -d $(ROMFSDIR)/lib
 100         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 101                 $(ROMFSDIR)/lib
 102         cp -fa lib/*.so.* $(ROMFSDIR)/lib/.
 103         @if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
 104             set -x -e; \
 105             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 106                         $(ROMFSDIR)/lib; \
 107                 $(ROMFSINST) -s \
 108                         /lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 109                         /lib/ld-linux.so.2; \
 110         fi;
 111 endif
 112
 113 include/bits/uClibc_config.h: .config
 114         @if [ ! -x ./extra/config/conf ] ; then \
 115             make -C extra/config conf; \
 116         fi;
 117         rm -rf include/bits
 118         mkdir -p include/bits
 119         @./extra/config/conf -o extra/Configs/Config.$(TARGET_ARCH)
 120
 121 headers: include/bits/uClibc_config.h
 122         rm -f include/asm;
 123         @if [ "$(TARGET_ARCH)" = "powerpc" ];then \
 124             ln -fs $(KERNEL_SOURCE)/include/asm-ppc include/asm; \
 125         elif [ "$(TARGET_ARCH)" = "mips" ];then \
 126             ln -fs $(KERNEL_SOURCE)/include/asm-mips include/asm; \
 127         elif [ "$(TARGET_ARCH)" = "mipsel" ];then \
 128             ln -fs $(KERNEL_SOURCE)/include/asm-mips include/asm; \
 129             cd $(shell pwd)/libc/sysdeps/linux; \
 130             ln -fs mips mipsel; \
 131             cd $(shell pwd)/ldso/ldso; \
 132             ln -fs mips mipsel; \
 133             cd $(shell pwd)/libpthread/linuxthreads/sysdeps; \
 134             ln -fs mips mipsel; \
 135         elif [ "$(TARGET_ARCH)" = "cris" ];then \
 136                 ln -fs $(KERNEL_SOURCE)/include/asm-cris include/asm; \
 137         else \
 138             if [ "$(UCLIBC_HAS_MMU)" != "y" ]; then \
 139                 if [ -d $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH)nommu ] ; then \
 140                     ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH)nommu include/asm;\
 141                 else \
 142                     ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH) include/asm; \
 143                 fi; \
 144             else \
 145                 ln -fs $(KERNEL_SOURCE)/include/asm-$(TARGET_ARCH) include/asm; \
 146             fi; \
 147         fi;
 148         rm -f include/asm-generic;
 149         ln -fs $(KERNEL_SOURCE)/include/asm-generic include/asm-generic;
 150         @if [ ! -f include/asm/unistd.h ] ; then \
 151             set -e; \
 152             echo " "; \
 153             echo "The path '$(KERNEL_SOURCE)/include/asm' doesn't exist."; \
 154             echo "I bet you did not set KERNEL_SOURCE, TARGET_ARCH or UCLIBC_HAS_MMU"; \
 155             echo "correctly when you configured uClibc.  Please fix these settings."; \
 156             echo " "; \
 157             false; \
 158         fi;
 159         rm -f include/linux include/scsi
 160         ln -fs $(KERNEL_SOURCE)/include/linux include/linux
 161         ln -fs $(KERNEL_SOURCE)/include/scsi include/scsi
 162         @cd include/bits; \
 163         set -e; \
 164         for i in `ls ../../libc/sysdeps/linux/common/bits/*.h` ; do \
 165                 ln -fs $$i .; \
 166         done; \
 167         if [ -d ../../libc/sysdeps/linux/$(TARGET_ARCH)/bits ] ; then \
 168                 for i in `ls ../../libc/sysdeps/linux/$(TARGET_ARCH)/bits/*.h` ; do \
 169                         ln -fs $$i .; \
 170                 done; \
 171         fi
 172         @cd include/sys; \
 173         set -e; \
 174         for i in `ls ../../libc/sysdeps/linux/common/sys/*.h` ; do \
 175                 ln -fs $$i .; \
 176         done; \
 177         if [ -d ../../libc/sysdeps/linux/$(TARGET_ARCH)/sys ] ; then \
 178                 for i in `ls ../../libc/sysdeps/linux/$(TARGET_ARCH)/sys/*.h` ; do \
 179                         ln -fs $$i .; \
 180                 done; \
 181         fi
 182         @cd $(TOPDIR); \
 183         set -x -e; \
 184         rm -f include/bits/sysnum.h; \
 185         TOPDIR=. CC="$(CC)" /bin/sh extra/scripts/gen_bits_syscall_h.sh > include/bits/sysnum.h
 186         $(MAKE) -C libc/sysdeps/linux/$(TARGET_ARCH) headers
 187
 188 subdirs: $(patsubst %, _dir_%, $(DIRS))
 189
 190 $(patsubst %, _dir_%, $(DIRS)) : dummy
 191         $(MAKE) -C $(patsubst _dir_%, %, $@)
 192
 193 tags:
 194         ctags -R
 195
 196 install: install_dev install_runtime install_toolchain install_utils finished2
 197
 198
 199 # Installs header files and development library links.
 200 install_dev:
 201         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 202         install -d $(PREFIX)$(DEVEL_PREFIX)/usr/lib
 203         install -d $(PREFIX)$(DEVEL_PREFIX)/include
 204         -install -m 644 lib/*.[ao] $(PREFIX)$(DEVEL_PREFIX)/lib/
 205         tar -chf - include | tar -xf - -C $(PREFIX)$(DEVEL_PREFIX);
 206         -@for i in `find  $(PREFIX)$(DEVEL_PREFIX) -type d` ; do \
 207             chmod -f 755 $$i; chmod -f 644 $$i/*.h; \
 208         done;
 209         -find $(PREFIX)$(DEVEL_PREFIX) -name CVS | xargs rm -rf;
 210         -chown -R `id | sed 's/^uid=\([0-9]*\).*gid=\([0-9]*\).*$$/\1.\2/'` $(PREFIX)$(DEVEL_PREFIX)
 211 ifeq ($(strip $(HAVE_SHARED)),y)
 212         -install -m 644 lib/*.so $(PREFIX)$(DEVEL_PREFIX)/lib/
 213         -find lib/ -type l -name '*.so' -exec cp -fa {} $(PREFIX)$(DEVEL_PREFIX)/lib ';'
 214         # If we build shared libraries then the static libs are PIC...
 215         # Make _pic.a symlinks to make mklibs.py and similar tools happy.
 216         for i in `find lib/  -type f -name '*.a' | sed -e 's/lib\///'` ; do \
 217                 ln -sf $$i $(PREFIX)$(DEVEL_PREFIX)/lib/`echo $$i | sed -e 's/\.a$$/_pic.a/'`; \
 218         done
 219 endif
 220
 221
 222 # Installs run-time libraries and helper apps onto the host system
 223 # allowing cross development.  If you want to deploy to a target
 224 # system, use the "install_target" target instead...
 225 install_runtime:
 226 ifeq ($(strip $(HAVE_SHARED)),y)
 227         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 228         install -d $(PREFIX)$(DEVEL_PREFIX)/bin
 229         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 230                 $(PREFIX)$(DEVEL_PREFIX)/lib
 231         cp -fa lib/*.so.* $(PREFIX)$(DEVEL_PREFIX)/lib
 232         @if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
 233             set -x -e; \
 234             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 235                         $(PREFIX)$(DEVEL_PREFIX)/lib; \
 236         fi;
 237         #@if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
 238         #    install -d $(PREFIX)$(SHARED_LIB_LOADER_PATH); \
 239         #    ln -sf $(PREFIX)$(DEVEL_PREFIX)/lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 240         #               $(PREFIX)$(SHARED_LIB_LOADER_PATH)/$(UCLIBC_LDSO); \
 241         #fi;
 242 endif
 243
 244 install_toolchain:
 245         install -d $(PREFIX)$(DEVEL_PREFIX)/lib
 246         install -d $(PREFIX)$(DEVEL_PREFIX)/bin
 247         install -d $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin
 248         install -d $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin
 249         $(MAKE) -C extra/gcc-uClibc install
 250
 251 ifeq ($(strip $(HAVE_SHARED)),y)
 252 utils: $(TOPDIR)ldso/util/ldd
 253         $(MAKE) -C ldso utils
 254 else
 255 utils: dummy
 256 endif
 257
 258 install_utils: utils
 259 ifeq ($(strip $(HAVE_SHARED)),y)
 260         install -d $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin;
 261         install -m 755 ldso/util/ldd \
 262                 $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldd
 263         ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldd \
 264                 $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/ldd
 265         # For now, don't bother with readelf since surely the host
 266         # system has binutils, or we couldn't have gotten this far...
 267         #install -m 755 ldso/util/readelf \
 268         #       $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-readelf
 269         #ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-readelf \
 270         #       $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/readelf
 271         @if [ -x ldso/util/ldconfig ] ; then \
 272             set -x -e; \
 273             install -d $(PREFIX)$(DEVEL_PREFIX)/etc; \
 274             install -m 755 ldso/util/ldconfig \
 275                     $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldconfig; \
 276             ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ldconfig \
 277                     $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/ldconfig; \
 278         fi;
 279 endif
 280
 281 # Installs run-time libraries and helper apps in preparation for
 282 # deploying onto a target system, but installed below wherever
 283 # $PREFIX is set to, allowing you to package up the result for
 284 # deployment onto your target system.
 285 install_target:
 286 ifeq ($(strip $(HAVE_SHARED)),y)
 287         install -d $(PREFIX)$(TARGET_PREFIX)/lib
 288         install -d $(PREFIX)$(TARGET_PREFIX)/usr/bin
 289         install -m 644 lib/lib*-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 290                 $(PREFIX)$(TARGET_PREFIX)/lib
 291         cp -fa lib/*.so.* $(PREFIX)$(TARGET_PREFIX)/lib
 292         @if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
 293             set -x -e; \
 294             install -m 755 lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 295                         $(PREFIX)$(TARGET_PREFIX)/lib; \
 296         fi;
 297         #@if [ -x lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so ] ; then \
 298         #    install -d $(PREFIX)$(SHARED_LIB_LOADER_PATH); \
 299         #    ln -sf $(PREFIX)$(TARGET_PREFIX)/lib/ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so \
 300         #               $(PREFIX)$(SHARED_LIB_LOADER_PATH)/$(UCLIBC_LDSO); \
 301         #fi;
 302 endif
 303
 304 install_target_utils:
 305 ifeq ($(strip $(HAVE_SHARED)),y)
 306         @$(MAKE) -C ldso/util ldd.target readelf.target #ldconfig.target
 307         install -d $(PREFIX)$(TARGET_PREFIX)/usr/bin;
 308         install -m 755 ldso/util/ldd.target $(PREFIX)$(TARGET_PREFIX)/usr/bin/ldd
 309         install -m 755 ldso/util/readelf.target $(PREFIX)$(TARGET_PREFIX)/usr/bin/readelf
 310         @if [ -x ldso/util/ldconfig.target ] ; then \
 311             set -x -e; \
 312             install -d $(PREFIX)$(TARGET_PREFIX)/etc; \
 313             install -d $(PREFIX)$(TARGET_PREFIX)/sbin; \
 314             install -m 755 ldso/util/ldconfig.target $(PREFIX)$(TARGET_PREFIX)/sbin/ldconfig; \
 315         fi;
 316 endif
 317 ifeq ($(strip $(UCLIBC_HAS_LOCALE)),y)
 318         @$(MAKE) -C libc/misc/wchar iconv.target
 319         install -d $(PREFIX)$(TARGET_PREFIX)/usr/bin;
 320         install -m 755 libc/misc/wchar/iconv.target $(PREFIX)$(TARGET_PREFIX)/usr/bin/iconv
 321 endif
 322
 323 finished2:
 324         @echo
 325         @echo Finished installing...
 326         @echo
 327
 328 else # ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
 329
 330 all: menuconfig
 331
 332 # configuration
 333 # ---------------------------------------------------------------------------
 334
 335 extra/config/conf:
 336         make -C extra/config conf
 337         -@if [ ! -f .config ] ; then \
 338                 cp extra/Configs/Config.$(TARGET_ARCH).default .config; \
 339         fi
 340
 341 extra/config/mconf:
 342         make -C extra/config ncurses conf mconf
 343         -@if [ ! -f .config ] ; then \
 344                 cp extra/Configs/Config.$(TARGET_ARCH).default .config; \
 345         fi
 346
 347 menuconfig: extra/config/mconf
 348         rm -rf include/bits
 349         mkdir -p include/bits
 350         @./extra/config/mconf extra/Configs/Config.$(TARGET_ARCH)
 351
 352 config: extra/config/conf
 353         rm -rf include/bits
 354         mkdir -p include/bits
 355         @./extra/config/conf extra/Configs/Config.$(TARGET_ARCH)
 356
 357 oldconfig: extra/config/conf
 358         rm -rf include/bits
 359         mkdir -p include/bits
 360         @./extra/config/conf -o extra/Configs/Config.$(TARGET_ARCH)
 361
 362 randconfig: extra/config/conf
 363         rm -rf include/bits
 364         mkdir -p include/bits
 365         @./extra/config/conf -r extra/Configs/Config.$(TARGET_ARCH)
 366
 367 allyesconfig: extra/config/conf
 368         rm -rf include/bits
 369         mkdir -p include/bits
 370         @./extra/config/conf -y extra/Configs/Config.$(TARGET_ARCH)
 371
 372 allnoconfig: extra/config/conf
 373         rm -rf include/bits
 374         mkdir -p include/bits
 375         @./extra/config/conf -n extra/Configs/Config.$(TARGET_ARCH)
 376
 377 defconfig: extra/config/conf
 378         rm -rf include/bits
 379         mkdir -p include/bits
 380         @./extra/config/conf -d extra/Configs/Config.$(TARGET_ARCH)
 381
 382
 383 clean:
 384         - find . \( -name \*.o -o -name \*.a -o -name \*.so -o -name core -o -name .\#\* \) -exec rm -f {} \;
 385         @rm -rf tmp lib include/bits libc/tmp _install
 386         $(MAKE) -C test clean
 387         $(MAKE) -C ldso clean
 388         $(MAKE) -C libc/misc/internals clean
 389         $(MAKE) -C libc/misc/wchar clean
 390         $(MAKE) -C libc/unistd clean
 391         $(MAKE) -C libc/sysdeps/linux/common clean
 392         $(MAKE) -C extra/gcc-uClibc clean
 393         $(MAKE) -C extra/locale clean
 394         @set -e; \
 395         for i in `(cd $(TOPDIR)/libc/sysdeps/linux/common/sys; ls *.h)` ; do \
 396                 rm -f include/sys/$$i; \
 397         done; \
 398         if [ -d libc/sysdeps/linux/$(TARGET_ARCH)/sys ] ; then \
 399                 for i in `(cd libc/sysdeps/linux/$(TARGET_ARCH)/sys; ls *.h)` ; do \
 400                         rm -f include/sys/$$i; \
 401                 done; \
 402         fi;
 403         @rm -f include/linux include/scsi include/asm
 404         @if [ -d libc/sysdeps/linux/$(TARGET_ARCH) ]; then              \
 405             $(MAKE) -C libc/sysdeps/linux/$(TARGET_ARCH) clean;         \
 406         fi;
 407         @if [ "$(TARGET_ARCH)" = "mipsel" ]; then \
 408             $(MAKE) -C libc/sysdeps/linux/mips clean; \
 409             rm -f ldso/ldso/mipsel; \
 410             rm -f libc/sysdeps/linux/mipsel; \
 411             rm -f libpthread/linuxthreads/sysdeps/mipsel; \
 412         fi;
 413
 414 distclean: clean
 415         rm -f .config .config.old .config.cmd
 416         $(MAKE) -C extra clean
 417
 418 release: distclean
 419         cd ..;                                  \
 420         rm -rf uClibc-$(VERSION);               \
 421         cp -fa uClibc uClibc-$(VERSION);                \
 422         find uClibc-$(VERSION)/ -type f         \
 423             -name .\#* -exec rm -rf {} \; ;     \
 424         find uClibc-$(VERSION)/ -type d         \
 425             -name CVS  -exec rm -rf {} \; ;     \
 426                                                 \
 427         tar -cvzf uClibc-$(VERSION).tar.gz uClibc-$(VERSION)/;
 428
 429 endif # ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
 430
 431 .PHONY: dummy subdirs release distclean clean config oldconfig menuconfig
 432
 433