Makefile

   1 # Makefile for udev
   2 #
   3 # Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com>
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; version 2 of the License.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12 # General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  17 #
  18
  19 # Set the following to control the use of syslog
  20 # Set it to `false' to remove all logging
  21 USE_LOG = true
  22
  23 # Set the following to `true' to log the debug
  24 # and make a unstripped, unoptimized  binary.
  25 # Leave this set to `false' for production use.
  26 DEBUG = false
  27
  28 # Set this to compile with Security-Enhanced Linux support.
  29 USE_SELINUX = false
  30
  31 ROOT =          udev
  32 DAEMON =        udevd
  33 SENDER =        udevsend
  34 INFO =          udevinfo
  35 TESTER =        udevtest
  36 STARTER =       udevstart
  37 WAIT =          wait_for_sysfs
  38 VERSION =       040
  39 INSTALL_DIR =   /usr/local/bin
  40 RELEASE_NAME =  $(ROOT)-$(VERSION)
  41 LOCAL_CFG_DIR = etc/udev
  42 HOTPLUG_EXEC =  $(ROOT)
  43
  44 DESTDIR =
  45
  46 KERNEL_DIR = /lib/modules/${shell uname -r}/build
  47
  48 # override this to make udev look in a different location for it's config files
  49 prefix =
  50 exec_prefix =   ${prefix}
  51 etcdir =        ${prefix}/etc
  52 sbindir =       ${exec_prefix}/sbin
  53 usrbindir =     ${exec_prefix}/usr/bin
  54 mandir =        ${prefix}/usr/share/man
  55 hotplugdir =    ${etcdir}/hotplug.d/default
  56 configdir =     ${etcdir}/udev
  57 initdir =       ${etcdir}/init.d
  58 dev_ddir =      ${etcdir}/dev.d
  59 srcdir = .
  60
  61 INSTALL = /usr/bin/install -c
  62 INSTALL_PROGRAM = ${INSTALL}
  63 INSTALL_DATA  = ${INSTALL} -m 644
  64 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
  65
  66 # To build any of the extras programs, run with:
  67 #       make EXTRAS="extras/a extras/b"
  68 EXTRAS=
  69
  70 # place to put our device nodes
  71 udevdir = ${prefix}/udev
  72
  73 # Comment out this line to build with something other
  74 # than the local version of klibc
  75 #USE_KLIBC = true
  76
  77 # make the build silent (well, at least the udev part)  Set this
  78 # to something else to make it noisy again.
  79 V=false
  80
  81 # set up PWD so that older versions of make will work with our build.
  82 PWD = $(shell pwd)
  83
  84 # If you are running a cross compiler, you may want to set this
  85 # to something more interesting, like "arm-linux-".  If you want
  86 # to compile vs uClibc, that can be done here as well.
  87 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
  88 CC = $(CROSS)gcc
  89 LD = $(CROSS)gcc
  90 AR = $(CROSS)ar
  91 STRIP = $(CROSS)strip
  92 RANLIB = $(CROSS)ranlib
  93 HOSTCC = gcc
  94
  95 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
  96
  97 # code taken from uClibc to determine the current arch
  98 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
  99         -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
 100
 101 # code taken from uClibc to determine the gcc include dir
 102 GCCINCDIR := ${shell LC_ALL=C $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
 103
 104 # code taken from uClibc to determine the libgcc.a filename
 105 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
 106
 107 # use '-Os' optimization if available, else use -O2
 108 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
 109                 then echo "-Os"; else echo "-O2" ; fi}
 110
 111 # add -Wredundant-decls when libsysfs gets cleaned up
 112 WARNINGS := -Wall
 113
 114 CFLAGS := -pipe
 115
 116 # set up the proper tdb spinlock code if we can
 117 ifeq ($(strip $(ARCH)),i386)
 118         CFLAGS += -DUSE_SPINLOCKS -DINTEL_SPINLOCKS
 119 endif
 120
 121 ifeq ($(strip $(USE_LOG)),true)
 122         CFLAGS  += -DLOG
 123 endif
 124
 125 # if DEBUG is enabled, then we do not strip or optimize
 126 ifeq ($(strip $(DEBUG)),true)
 127         CFLAGS  += -O1 -g -DDEBUG -D_GNU_SOURCE
 128         LDFLAGS += -Wl,-warn-common
 129         STRIPCMD = /bin/true -Since_we_are_debugging
 130 else
 131         CFLAGS  += $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
 132         LDFLAGS += -s -Wl,-warn-common
 133         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 134 endif
 135
 136 # If we are using our version of klibc, then we need to build, link it, and then
 137 # link udev against it statically.
 138 # Otherwise, use glibc and link dynamically.
 139 ifeq ($(strip $(USE_KLIBC)),true)
 140         KLIBC_BASE      = $(PWD)/klibc
 141         KLIBC_DIR       = $(KLIBC_BASE)/klibc
 142         INCLUDE_DIR     := $(KLIBC_BASE)/include
 143         LINUX_INCLUDE_DIR       := $(KERNEL_DIR)/include
 144         include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
 145         # arch specific objects
 146         ARCH_LIB_OBJS = \
 147                         $(KLIBC_DIR)/libc.a
 148
 149
 150         CRT0 = $(KLIBC_DIR)/crt0.o
 151         LIBC = $(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
 152         CFLAGS += $(WARNINGS) -nostdinc                 \
 153                 $(OPTFLAGS)                             \
 154                 -D__KLIBC__ -fno-builtin-printf         \
 155                 -I$(INCLUDE_DIR)                        \
 156                 -I$(INCLUDE_DIR)/arch/$(ARCH)           \
 157                 -I$(INCLUDE_DIR)/bits$(BITSIZE)         \
 158                 -I$(GCCINCDIR)                          \
 159                 -I$(LINUX_INCLUDE_DIR)
 160         LIB_OBJS =
 161         LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
 162 else
 163         WARNINGS += -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
 164         CRT0 =
 165         LIBC =
 166         CFLAGS += $(WARNINGS) -I$(GCCINCDIR)
 167         LIB_OBJS = -lc
 168         LDFLAGS =
 169 endif
 170
 171 ifeq ($(strip $(USE_SELINUX)),true)
 172         CFLAGS += -DUSE_SELINUX
 173         LIB_OBJS += -lselinux
 174 endif
 175
 176 CFLAGS += -I$(PWD)/libsysfs
 177
 178 # config files automatically generated
 179 GEN_CONFIGS =   $(LOCAL_CFG_DIR)/udev.conf
 180
 181 all: $(ROOT) $(SENDER) $(DAEMON) $(INFO) $(TESTER) $(WAIT) $(GEN_CONFIGS)
 182         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 183                 echo $$target ; \
 184                 $(MAKE) prefix=$(prefix) \
 185                         LD="$(LD)" \
 186                         SYSFS="$(SYSFS)" \
 187                         KERNEL_DIR="$(KERNEL_DIR)" \
 188                         QUIET="@$(PWD)/ccdv" \
 189                         -C $$target $@ ; \
 190         done ; \
 191
 192 $(ARCH_LIB_OBJS) : $(CRT0)
 193
 194 $(CRT0):
 195         @if [ ! -r klibc/linux ]; then \
 196                 ln -f -s $(KERNEL_DIR) klibc/linux; \
 197         fi
 198         $(MAKE) -C klibc SUBDIRS=klibc
 199
 200 TDB =   tdb/tdb.o       \
 201         tdb/spinlock.o
 202
 203 SYSFS = $(PWD)/libsysfs/sysfs_bus.o     \
 204         $(PWD)/libsysfs/sysfs_class.o   \
 205         $(PWD)/libsysfs/sysfs_device.o  \
 206         $(PWD)/libsysfs/sysfs_dir.o     \
 207         $(PWD)/libsysfs/sysfs_driver.o  \
 208         $(PWD)/libsysfs/sysfs_utils.o   \
 209         $(PWD)/libsysfs/dlist.o
 210
 211 OBJS =  udev_lib.o      \
 212         udev_config.o   \
 213         udev_add.o      \
 214         udev_remove.o   \
 215         udev_sysfs.o    \
 216         udevdb.o        \
 217         namedev.o       \
 218         namedev_parse.o \
 219         dev_d.o         \
 220         $(SYSFS)        \
 221         $(TDB)
 222
 223 HEADERS =       udev.h          \
 224                 udev_lib.h      \
 225                 namedev.h       \
 226                 udev_version.h  \
 227                 udevdb.h        \
 228                 udev_sysfs.h    \
 229                 klibc_fixups.h  \
 230                 logging.h       \
 231                 selinux.h       \
 232                 list.h
 233
 234 ifeq ($(strip $(USE_KLIBC)),true)
 235         OBJS += klibc_fixups.o
 236         KLIBC_FIXUP = klibc_fixups.o
 237 endif
 238
 239 ifeq ($(strip $(V)),false)
 240         QUIET=@./ccdv
 241         HOST_PROGS=ccdv
 242 else
 243         QUIET=
 244         HOST_PROGS=
 245 endif
 246
 247 # header files automatically generated
 248 GEN_HEADERS =   udev_version.h
 249
 250 ccdv:
 251         @echo "Building ccdv"
 252         @$(HOSTCC) -O1 ccdv.c -o ccdv
 253
 254 # Rules on how to create the generated header files
 255 udev_version.h:
 256         @echo "Creating udev_version.h"
 257         @echo \#define UDEV_VERSION             \"$(VERSION)\" > $@
 258         @echo \#define UDEV_ROOT                \"$(udevdir)/\" >> $@
 259         @echo \#define UDEV_DB                  \"$(udevdir)/.udev.tdb\" >> $@
 260         @echo \#define UDEV_CONFIG_DIR          \"$(configdir)\" >> $@
 261         @echo \#define UDEV_CONFIG_FILE         \"$(configdir)/udev.conf\" >> $@
 262         @echo \#define UDEV_RULES_FILE          \"$(configdir)/rules.d\" >> $@
 263         @echo \#define UDEV_PERMISSION_FILE     \"$(configdir)/permissions.d\" >> $@
 264         @echo \#define UDEV_LOG_DEFAULT         \"yes\" >> $@
 265         @echo \#define UDEV_BIN                 \"$(DESTDIR)$(sbindir)/udev\" >> $@
 266         @echo \#define UDEVD_BIN                \"$(DESTDIR)$(sbindir)/udevd\" >> $@
 267
 268 # Rules on how to create the generated config files
 269 $(LOCAL_CFG_DIR)/udev.conf:
 270         sed -e "s:@udevdir@:$(udevdir):" -e "s:@configdir@:$(configdir):" < $(LOCAL_CFG_DIR)/udev.conf.in > $@
 271
 272 GEN_MANPAGES   = udev.8
 273 GEN_MANPAGESIN = udev.8.in
 274 # Rules on how to create the man pages
 275 $(GEN_MANPAGES): $(GEN_MANPAGESIN)
 276         sed -e "s:@udevdir@:$(udevdir):" < $@.in > $@
 277
 278 $(OBJS): $(GEN_HEADERS) $(HOST_PROGS)
 279 $(ROOT).o: $(GEN_HEADERS) $(HOST_PROGS)
 280 $(TESTER).o: $(GEN_HEADERS) $(HOST_PROGS)
 281 $(INFO).o: $(GEN_HEADERS) $(HOST_PROGS)
 282 $(DAEMON).o: $(GEN_HEADERS) $(HOST_PROGS)
 283 $(SENDER).o: $(GEN_HEADERS) $(HOST_PROGS)
 284 $(STARTER).o: $(GEN_HEADERS) $(HOST_PROGS)
 285 $(WAIT).o: $(GEN_HEADERS) $(HOST_PROGS)
 286
 287 $(ROOT): $(LIBC) $(ROOT).o $(STARTER).o $(OBJS) $(HEADERS) $(GEN_MANPAGES)
 288         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udev.o udevstart.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 289         $(QUIET) $(STRIPCMD) $@
 290
 291 $(TESTER): $(LIBC) $(TESTER).o $(OBJS) $(HEADERS)
 292         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevtest.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 293         $(QUIET) $(STRIPCMD) $@
 294
 295 $(INFO): $(LIBC) $(INFO).o $(OBJS) $(HEADERS)
 296         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevinfo.o udev_lib.o udev_config.o udevdb.o $(SYSFS) $(TDB) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 297         $(QUIET) $(STRIPCMD) $@
 298
 299 $(DAEMON): $(LIBC) $(DAEMON).o $(OBJS) udevd.h
 300         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevd.o udev_lib.o $(KLIBC_FIXUP) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 301         $(QUIET) $(STRIPCMD) $@
 302
 303 $(SENDER): $(LIBC) $(SENDER).o $(OBJS) udevd.h
 304         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevsend.o udev_lib.o $(LIB_OBJS) $(ARCH_LIB_OBJS)
 305         $(QUIET) $(STRIPCMD) $@
 306
 307 $(WAIT): $(WAIT).o $(OBJS) $(HEADERS) $(LIBC)
 308         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) $(WAIT).o udev_sysfs.o udev_lib.o udev_config.o $(SYSFS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 309         $(QUIET) $(STRIPCMD) $@
 310
 311 #.c.o:
 312 #       $(CC) $(CFLAGS) $(DEFS) $(CPPFLAGS) -c -o $@ $<
 313 .c.o:
 314         $(QUIET) $(CC) $(CFLAGS) -c -o $@ $<
 315
 316
 317 clean:
 318         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 319          | xargs rm -f
 320         -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS) $(GEN_MANPAGES) $(INFO) $(DAEMON) $(SENDER) $(TESTER) $(WAIT)
 321         -rm -f ccdv
 322         $(MAKE) -C klibc clean
 323         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 324                 echo $$target ; \
 325                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 326                         -C $$target $@ ; \
 327         done ; \
 328
 329 spotless: clean
 330         $(MAKE) -C klibc spotless
 331         -rm -f klibc/linux
 332
 333 DISTFILES = $(shell find . \( -not -name '.' \) -print | grep -v -e CVS -e "\.tar\.gz$" -e "\/\." -e releases -e BitKeeper -e SCCS -e "\.tdb$" -e test/sys | sort )
 334 DISTDIR := $(RELEASE_NAME)
 335 srcdir = .
 336 release: clean
 337         -rm -rf $(DISTDIR)
 338         mkdir $(DISTDIR)
 339         chmod 777 $(DISTDIR)
 340         bk export $(DISTDIR)
 341         tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 342         rm -rf $(DISTDIR)
 343         @echo "$(RELEASE_NAME).tar.gz created"
 344
 345
 346 small_release: $(DISTFILES) clean
 347 #       @echo $(DISTFILES)
 348         @-rm -rf $(DISTDIR)
 349         @mkdir $(DISTDIR)
 350         @-chmod 777 $(DISTDIR)
 351         @for file in $(DISTFILES); do                   \
 352                 if test -d $$file; then                 \
 353                         mkdir $(DISTDIR)/$$file;        \
 354                 else                                    \
 355                         cp -p $$file $(DISTDIR)/$$file; \
 356                 fi;                                     \
 357         done
 358         @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 359         @rm -rf $(DISTDIR)
 360         @echo "Built $(RELEASE_NAME).tar.gz"
 361
 362
 363 install-initscript: etc/init.d/udev etc/init.d/udev.init.LSB
 364         @if [ -f /etc/redhat-release ]; then \
 365                 $(INSTALL_DATA) -D etc/init.d/udev $(DESTDIR)$(initdir)/udev; \
 366         elif [ -f /etc/SuSE-release ]; then \
 367                 $(INSTALL_DATA) -D etc/init.d/udev.init.LSB $(DESTDIR)$(initdir)/udev; \
 368         fi
 369
 370 install-config:
 371         $(INSTALL) -d $(DESTDIR)$(configdir)/rules.d
 372         $(INSTALL) -d $(DESTDIR)$(configdir)/permissions.d
 373         @if [ ! -r $(DESTDIR)$(configdir)/udev.conf ]; then \
 374                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 375                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 376         fi
 377         @if [ ! -r $(DESTDIR)$(configdir)/rules.d/50-udev.rules ]; then \
 378                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
 379                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
 380         fi
 381         @if [ ! -r $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions ]; then \
 382                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions; \
 383                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions; \
 384         fi
 385
 386 install-dev.d:
 387         $(INSTALL) -d $(DESTDIR)$(dev_ddir)/default
 388         $(INSTALL_PROGRAM) -D etc/dev.d/net/hotplug.dev $(DESTDIR)$(dev_ddir)/net/hotplug.dev
 389
 390 uninstall-dev.d:
 391         - rm $(dev_ddir)/net/hotplug.dev
 392         - rmdir $(dev_ddir)/net
 393         - rmdir $(dev_ddir)/default
 394         - rmdir $(dev_ddir)
 395
 396 install-man:
 397         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 398         $(INSTALL_DATA) -D udevinfo.8 $(DESTDIR)$(mandir)/man8/udevinfo.8
 399         $(INSTALL_DATA) -D udevtest.8 $(DESTDIR)$(mandir)/man8/udevtest.8
 400         $(INSTALL_DATA) -D udevstart.8 $(DESTDIR)$(mandir)/man8/udevstart.8
 401         $(INSTALL_DATA) -D udevd.8 $(DESTDIR)$(mandir)/man8/udevd.8
 402         - ln -f -s udevd.8 $(DESTDIR)$(mandir)/man8/udevsend.8
 403
 404 uninstall-man:
 405         - rm $(mandir)/man8/udev.8
 406         - rm $(mandir)/man8/udevinfo.8
 407         - rm $(mandir)/man8/udevtest.8
 408         - rm $(mandir)/man8/udevstart.8
 409         - rm $(mandir)/man8/udevd.8
 410         - rm $(mandir)/man8/udevsend.8
 411
 412 install: install-initscript install-config install-man install-dev.d all
 413         $(INSTALL) -d $(DESTDIR)$(udevdir)
 414         $(INSTALL) -d $(DESTDIR)$(hotplugdir)
 415         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 416         $(INSTALL_PROGRAM) -D $(DAEMON) $(DESTDIR)$(sbindir)/$(DAEMON)
 417         $(INSTALL_PROGRAM) -D $(SENDER) $(DESTDIR)$(sbindir)/$(SENDER)
 418         $(INSTALL_PROGRAM) -D $(INFO) $(DESTDIR)$(usrbindir)/$(INFO)
 419         $(INSTALL_PROGRAM) -D $(TESTER) $(DESTDIR)$(usrbindir)/$(TESTER)
 420         $(INSTALL_PROGRAM) -D $(WAIT) $(DESTDIR)$(sbindir)/$(WAIT)
 421         - ln -f -s $(sbindir)/udev $(DESTDIR)$(sbindir)/$(STARTER)
 422         - ln -f -s $(sbindir)/$(SENDER) $(DESTDIR)$(hotplugdir)/10-udev.hotplug
 423         - ln -f -s $(sbindir)/$(WAIT) $(DESTDIR)$(hotplugdir)/05-wait_for_sysfs.hotplug
 424 ifndef DESTDIR
 425         - killall udevd
 426         - rm -f $(udevdir)/.udev.tdb
 427 endif
 428         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 429                 echo $$target ; \
 430                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 431                         -C $$target $@ ; \
 432         done ; \
 433
 434 uninstall: uninstall-man uninstall-dev.d
 435         - rm $(hotplugdir)/10-udev.hotplug
 436         - rm $(hotplugdir)/05-wait_for_sysfs.hotplug
 437         - rm $(configdir)/rules.d/50-udev.rules
 438         - rm $(configdir)/permissions.d/50-udev.permissions
 439         - rm $(configdir)/udev.conf
 440         - rmdir $(configdir)/rules.d
 441         - rmdir $(configdir)/permissions.d
 442         - rmdir $(configdir)
 443         - rm $(initdir)/udev
 444         - rm $(sbindir)/$(ROOT)
 445         - rm $(sbindir)/$(DAEMON)
 446         - rm $(sbindir)/$(SENDER)
 447         - rm $(sbindir)/$(STARTER)
 448         - rm $(usrbindir)/$(INFO)
 449         - rm $(usrbindir)/$(TESTER)
 450         - rm $(usrbindir)/$(WAIT)
 451         - rmdir $(hotplugdir)
 452         - rm $(udevdir)/.udev.tdb
 453         - rmdir $(udevdir)
 454         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 455                 echo $$target ; \
 456                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 457                         -C $$target $@ ; \
 458         done ; \