Makefile

   1 # Makefile for udev
   2 #
   3 # Copyright (C) 2003  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
  29 ROOT =          udev
  30 DAEMON =        udevd
  31 SENDER =        udevsend
  32 INFO =          udevinfo
  33 TESTER =        udevtest
  34 STARTER =       udevstart
  35 RULER =         udevruler
  36 VERSION =       030
  37 INSTALL_DIR =   /usr/local/bin
  38 RELEASE_NAME =  $(ROOT)-$(VERSION)
  39 LOCAL_CFG_DIR = etc/udev
  40 HOTPLUG_EXEC =  $(ROOT)
  41
  42 DESTDIR =
  43
  44 KERNEL_DIR = /lib/modules/${shell uname -r}/build
  45
  46 # override this to make udev look in a different location for it's config files
  47 prefix =
  48 exec_prefix =   ${prefix}
  49 etcdir =        ${prefix}/etc
  50 sbindir =       ${exec_prefix}/sbin
  51 usrbindir =     ${exec_prefix}/usr/bin
  52 mandir =        ${prefix}/usr/share/man
  53 hotplugdir =    ${etcdir}/hotplug.d/default
  54 configdir =     ${etcdir}/udev
  55 initdir =       ${etcdir}/init.d
  56 dev_ddir =      ${etcdir}/dev.d
  57 srcdir = .
  58
  59 INSTALL = /usr/bin/install -c
  60 INSTALL_PROGRAM = ${INSTALL}
  61 INSTALL_DATA  = ${INSTALL} -m 644
  62 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
  63
  64 # To build any of the extras programs, run with:
  65 #       make EXTRAS="extras/a extras/b"
  66 EXTRAS=
  67
  68 # place to put our device nodes
  69 udevdir = ${prefix}/udev
  70
  71 # Comment out this line to build with something other
  72 # than the local version of klibc
  73 #USE_KLIBC = true
  74
  75 # set up PWD so that older versions of make will work with our build.
  76 PWD = $(shell pwd)
  77
  78 # If you are running a cross compiler, you may want to set this
  79 # to something more interesting, like "arm-linux-".  If you want
  80 # to compile vs uClibc, that can be done here as well.
  81 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
  82 CC = $(CROSS)gcc
  83 LD = $(CROSS)gcc
  84 AR = $(CROSS)ar
  85 STRIP = $(CROSS)strip
  86 RANLIB = $(CROSS)ranlib
  87
  88 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
  89
  90 # code taken from uClibc to determine the current arch
  91 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
  92         -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
  93
  94 # code taken from uClibc to determine the gcc include dir
  95 GCCINCDIR := ${shell LC_ALL=C $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
  96
  97 # code taken from uClibc to determine the libgcc.a filename
  98 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
  99
 100 # use '-Os' optimization if available, else use -O2
 101 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
 102                 then echo "-Os"; else echo "-O2" ; fi}
 103
 104 # add -Wredundant-decls when libsysfs gets cleaned up
 105 WARNINGS := -Wall
 106
 107 # Some nice architecture specific optimizations
 108 ifeq ($(strip $(TARGET_ARCH)),arm)
 109         OPTIMIZATION+=-fstrict-aliasing
 110 endif
 111 ifeq ($(strip $(TARGET_ARCH)),i386)
 112         OPTIMIZATION+=-march=i386
 113         OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
 114                 /dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
 115         OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
 116                 /dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
 117         CFLAGS+=-pipe -Dasmlinkage=__attribute__((regparm(0)))
 118 else
 119         CFLAGS+=-pipe -Dasmlinkage=
 120 endif
 121
 122 ifeq ($(strip $(USE_LOG)),true)
 123         CFLAGS  += -DLOG
 124 endif
 125
 126 # if DEBUG is enabled, then we do not strip or optimize
 127 ifeq ($(strip $(DEBUG)),true)
 128         CFLAGS  += -O1 -g -DDEBUG -D_GNU_SOURCE
 129         LDFLAGS += -Wl,-warn-common
 130         STRIPCMD = /bin/true -Since_we_are_debugging
 131 else
 132         CFLAGS  += $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
 133         LDFLAGS += -s -Wl,-warn-common
 134         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 135 endif
 136
 137 # If we are using our version of klibc, then we need to build, link it, and then
 138 # link udev against it statically.
 139 # Otherwise, use glibc and link dynamically.
 140 ifeq ($(strip $(USE_KLIBC)),true)
 141         KLIBC_BASE      = $(PWD)/klibc
 142         KLIBC_DIR       = $(KLIBC_BASE)/klibc
 143         INCLUDE_DIR     := $(KLIBC_DIR)/include
 144         LINUX_INCLUDE_DIR       := $(KERNEL_DIR)/include
 145 #       LINUX_INCLUDE_DIR       := $(KLIBC_BASE)/linux/include
 146         include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
 147         # arch specific objects
 148         ARCH_LIB_OBJS = \
 149                         $(KLIBC_DIR)/libc.a
 150
 151
 152         CRT0 = $(KLIBC_DIR)/crt0.o
 153         LIBC =  $(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
 154         CFLAGS += $(WARNINGS) -nostdinc                 \
 155                 $(OPTFLAGS)                             \
 156                 -D__KLIBC__ -fno-builtin-printf         \
 157                 -I$(INCLUDE_DIR)                        \
 158                 -I$(KLIBC_DIR)/arch/$(ARCH)/include     \
 159                 -I$(INCLUDE_DIR)/bits$(BITSIZE)         \
 160                 -I$(GCCINCDIR)                          \
 161                 -I$(LINUX_INCLUDE_DIR)
 162         LIB_OBJS =
 163         LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
 164 else
 165         WARNINGS += -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
 166         CRT0 =
 167         LIBC =
 168         CFLAGS += $(WARNINGS) -I$(GCCINCDIR)
 169         LIB_OBJS = -lc
 170         LDFLAGS =
 171 endif
 172
 173 CFLAGS += -I$(PWD)/libsysfs
 174
 175 all: $(ROOT) $(SENDER) $(DAEMON) $(INFO) $(TESTER)
 176         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 177                 echo $$target ; \
 178                 $(MAKE) prefix=$(prefix) \
 179                         LD="$(LD)" \
 180                         SYSFS="$(SYSFS)" \
 181                         KERNEL_DIR="$(KERNEL_DIR)" \
 182                         -C $$target $@ ; \
 183         done ; \
 184
 185 $(ARCH_LIB_OBJS) : $(CRT0)
 186
 187 $(CRT0):
 188         $(MAKE) -C klibc KERNEL_DIR=$(KERNEL_DIR)
 189
 190 TDB =   tdb/tdb.o       \
 191         tdb/spinlock.o
 192
 193 SYSFS = $(PWD)/libsysfs/sysfs_bus.o     \
 194         $(PWD)/libsysfs/sysfs_class.o   \
 195         $(PWD)/libsysfs/sysfs_device.o  \
 196         $(PWD)/libsysfs/sysfs_dir.o     \
 197         $(PWD)/libsysfs/sysfs_driver.o  \
 198         $(PWD)/libsysfs/sysfs_utils.o   \
 199         $(PWD)/libsysfs/dlist.o
 200
 201 OBJS =  udev_lib.o      \
 202         udev_config.o   \
 203         udev-add.o      \
 204         udev-remove.o   \
 205         udevdb.o        \
 206         namedev.o       \
 207         namedev_parse.o \
 208         dev_d.o         \
 209         $(SYSFS)        \
 210         $(TDB)
 211
 212 HEADERS =       udev.h          \
 213                 udev_lib.h      \
 214                 namedev.h       \
 215                 udev_version.h  \
 216                 udevdb.h        \
 217                 klibc_fixups.h  \
 218                 logging.h       \
 219                 list.h
 220
 221 ifeq ($(strip $(USE_KLIBC)),true)
 222         OBJS += klibc_fixups.o
 223         KLIBC_FIXUP = klibc_fixups.o
 224 endif
 225
 226 # header files automatically generated
 227 GEN_HEADERS =   udev_version.h
 228
 229 # Rules on how to create the generated header files
 230 udev_version.h:
 231         @echo \#define UDEV_VERSION             \"$(VERSION)\" > $@
 232         @echo \#define UDEV_ROOT                \"$(udevdir)/\" >> $@
 233         @echo \#define UDEV_DB                  \"$(udevdir)/.udev.tdb\" >> $@
 234         @echo \#define UDEV_CONFIG_DIR          \"$(configdir)\" >> $@
 235         @echo \#define UDEV_CONFIG_FILE         \"$(configdir)/udev.conf\" >> $@
 236         @echo \#define UDEV_RULES_FILE          \"$(configdir)/rules.d\" >> $@
 237         @echo \#define UDEV_PERMISSION_FILE     \"$(configdir)/permissions.d\" >> $@
 238         @echo \#define UDEV_LOG_DEFAULT         \"yes\" >> $@
 239         @echo \#define UDEV_BIN                 \"$(DESTDIR)$(sbindir)/udev\" >> $@
 240         @echo \#define UDEVD_BIN                \"$(DESTDIR)$(sbindir)/udevd\" >> $@
 241
 242 # config files automatically generated
 243 GEN_CONFIGS =   $(LOCAL_CFG_DIR)/udev.conf
 244
 245 # Rules on how to create the generated config files
 246 $(LOCAL_CFG_DIR)/udev.conf:
 247         sed -e "s:@udevdir@:$(udevdir):" < $(LOCAL_CFG_DIR)/udev.conf.in > $@
 248
 249 GEN_MANPAGES   = udev.8
 250 GEN_MANPAGESIN = udev.8.in
 251 # Rules on how to create the man pages
 252 $(GEN_MANPAGES): $(GEN_MANPAGESIN)
 253         sed -e "s:@udevdir@:$(udevdir):" < $@.in > $@
 254
 255
 256 $(OBJS): $(GEN_HEADERS)
 257 $(ROOT).o: $(GEN_HEADERS)
 258 $(TESTER).o: $(GEN_HEADERS)
 259 $(INFO).o: $(GEN_HEADERS)
 260 $(DAEMON).o: $(GEN_HEADERS)
 261 $(SENDER).o: $(GEN_HEADERS)
 262 $(STARTER).o: $(GEN_HEADERS)
 263
 264 $(ROOT): $(ROOT).o $(STARTER).o $(OBJS) $(HEADERS) $(LIBC) $(GEN_MANPAGES)
 265         $(LD) $(LDFLAGS) -o $@ $(CRT0) udev.o udevstart.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 266         $(STRIPCMD) $@
 267
 268 $(TESTER): $(TESTER).o $(OBJS) $(HEADERS) $(LIBC)
 269         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevtest.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 270         $(STRIPCMD) $@
 271
 272 $(INFO): $(INFO).o $(OBJS) $(HEADERS) $(LIBC)
 273         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevinfo.o udev_lib.o udev_config.o udevdb.o $(SYSFS) $(TDB) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 274         $(STRIPCMD) $@
 275
 276 $(DAEMON): $(DAEMON).o $(OBJS) udevd.h $(LIBC)
 277         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevd.o udev_lib.o $(KLIBC_FIXUP) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 278         $(STRIPCMD) $@
 279
 280 $(SENDER): $(SENDER).o $(OBJS) udevd.h $(LIBC)
 281         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevsend.o udev_lib.o $(LIB_OBJS) $(ARCH_LIB_OBJS)
 282         $(STRIPCMD) $@
 283
 284 $(RULER): $(RULER).o $(OBJS) $(HEADERS) $(LIBC)
 285         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevruler.o udev_lib.o udev_config.o udevdb.o $(SYSFS) $(TDB) $(LIB_OBJS) $(ARCH_LIB_OBJS) -lnewt
 286         $(STRIPCMD) $@
 287
 288 clean:
 289         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 290          | xargs rm -f
 291         -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS) $(GEN_MANPAGES) $(INFO) $(DAEMON) $(SENDER) $(TESTER) $(RULER)
 292         $(MAKE) -C klibc clean
 293         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 294                 echo $$target ; \
 295                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 296                         -C $$target $@ ; \
 297         done ; \
 298
 299 spotless: clean
 300         $(MAKE) -C klibc spotless
 301
 302 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 )
 303 DISTDIR := $(RELEASE_NAME)
 304 srcdir = .
 305 release: clean
 306         -rm -rf $(DISTDIR)
 307         mkdir $(DISTDIR)
 308         chmod 777 $(DISTDIR)
 309         bk export $(DISTDIR)
 310         tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 311         rm -rf $(DISTDIR)
 312         @echo "$(RELEASE_NAME).tar.gz created"
 313
 314
 315 small_release: $(DISTFILES) clean
 316 #       @echo $(DISTFILES)
 317         @-rm -rf $(DISTDIR)
 318         @mkdir $(DISTDIR)
 319         @-chmod 777 $(DISTDIR)
 320         @for file in $(DISTFILES); do                   \
 321                 if test -d $$file; then                 \
 322                         mkdir $(DISTDIR)/$$file;        \
 323                 else                                    \
 324                         cp -p $$file $(DISTDIR)/$$file; \
 325                 fi;                                     \
 326         done
 327         @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 328         @rm -rf $(DISTDIR)
 329         @echo "Built $(RELEASE_NAME).tar.gz"
 330
 331
 332 install-initscript: etc/init.d/udev etc/init.d/udev.debian etc/init.d/udev.init.LSB
 333         @if [ -f /etc/redhat-release ]; then \
 334                 $(INSTALL_DATA) -D etc/init.d/udev $(DESTDIR)$(initdir)/udev; \
 335         elif [ -f /etc/SuSE-release ]; then \
 336                 $(INSTALL_DATA) -D etc/init.d/udev.init.LSB $(DESTDIR)$(initdir)/udev; \
 337         elif [ -f /etc/debian_version ]; then \
 338                 $(INSTALL_DATA) -D etc/init.d/udev.debian $(DESTDIR)$(initdir)/udev; \
 339         fi
 340
 341 install-config: $(GEN_CONFIGS)
 342         $(INSTALL) -d $(DESTDIR)$(configdir)/rules.d
 343         $(INSTALL) -d $(DESTDIR)$(configdir)/permissions.d
 344         @if [ ! -r $(DESTDIR)$(configdir)/udev.conf ]; then \
 345                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 346                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 347         fi
 348         @if [ ! -r $(DESTDIR)$(configdir)/rules.d/50-udev.rules ]; then \
 349                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
 350                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
 351         fi
 352         @if [ ! -r $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions ]; then \
 353                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions; \
 354                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions; \
 355         fi
 356
 357 install-dev.d:
 358         $(INSTALL) -d $(DESTDIR)$(dev_ddir)/default
 359         $(INSTALL_PROGRAM) -D etc/dev.d/net/hotplug.dev $(DESTDIR)$(dev_ddir)/net/hotplug.dev
 360
 361 uninstall-dev.d:
 362         - rm $(dev_ddir)/net/hotplug.dev
 363         - rmdir $(dev_ddir)/net
 364         - rmdir $(dev_ddir)/default
 365         - rmdir $(dev_ddir)
 366
 367 install-man:
 368         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 369         $(INSTALL_DATA) -D udevinfo.8 $(DESTDIR)$(mandir)/man8/udevinfo.8
 370         $(INSTALL_DATA) -D udevtest.8 $(DESTDIR)$(mandir)/man8/udevtest.8
 371         $(INSTALL_DATA) -D udevstart.8 $(DESTDIR)$(mandir)/man8/udevstart.8
 372         $(INSTALL_DATA) -D udevd.8 $(DESTDIR)$(mandir)/man8/udevd.8
 373         - ln -f -s udevd.8 $(DESTDIR)$(mandir)/man8/udevsend.8
 374
 375 uninstall-man:
 376         - rm $(mandir)/man8/udev.8
 377         - rm $(mandir)/man8/udevinfo.8
 378         - rm $(mandir)/man8/udevtest.8
 379         - rm $(mandir)/man8/udevstart.8
 380         - rm $(mandir)/man8/udevd.8
 381         - rm $(mandir)/man8/udevsend.8
 382
 383 install: install-initscript install-config install-man install-dev.d all
 384         $(INSTALL) -d $(DESTDIR)$(udevdir)
 385         $(INSTALL) -d $(DESTDIR)$(hotplugdir)
 386         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 387         $(INSTALL_PROGRAM) -D $(DAEMON) $(DESTDIR)$(sbindir)/$(DAEMON)
 388         $(INSTALL_PROGRAM) -D $(SENDER) $(DESTDIR)$(sbindir)/$(SENDER)
 389         $(INSTALL_PROGRAM) -D $(INFO) $(DESTDIR)$(usrbindir)/$(INFO)
 390         $(INSTALL_PROGRAM) -D $(TESTER) $(DESTDIR)$(usrbindir)/$(TESTER)
 391         ln -sf $(sbindir)/udev $(DESTDIR)$(sbindir)/$(STARTER)
 392         - ln -f -s $(sbindir)/$(SENDER) $(DESTDIR)$(hotplugdir)/10-udev.hotplug
 393 ifndef DESTDIR
 394         - killall udevd
 395         - rm -f $(udevdir)/.udev.tdb
 396 endif
 397         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 398                 echo $$target ; \
 399                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 400                         -C $$target $@ ; \
 401         done ; \
 402
 403 uninstall: uninstall-man uninstall-dev.d
 404         - rm $(hotplugdir)/10-udev.hotplug
 405         - rm $(configdir)/rules.d/50-udev.rules
 406         - rm $(configdir)/permissions.d/50-udev.permissions
 407         - rm $(configdir)/udev.conf
 408         - rmdir $(configdir)/rules.d
 409         - rmdir $(configdir)/permissions.d
 410         - rmdir $(configdir)
 411         - rm $(initdir)/udev
 412         - rm $(sbindir)/$(ROOT)
 413         - rm $(sbindir)/$(DAEMON)
 414         - rm $(sbindir)/$(SENDER)
 415         - rm $(sbindir)/$(STARTER)
 416         - rm $(usrbindir)/$(INFO)
 417         - rm $(usrbindir)/$(TESTER)
 418         - rmdir $(hotplugdir)
 419         - rm $(udevdir)/.udev.tdb
 420         - rmdir $(udevdir)
 421         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 422                 echo $$target ; \
 423                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 424                         -C $$target $@ ; \
 425         done ; \