Makefile

   1 # Makefile for udev
   2 #
   3 # Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com>
   4 # Copyright (C) 2004-2005 Kay Sievers <kay.sievers@vrfy.org>
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; version 2 of the License.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13 # General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  18 #
  19
  20 # Set this to make use of syslog.
  21 USE_LOG = true
  22
  23 # Set this to compile-in development debug messages. Pass UDEV_LOG="debug"
  24 # to the executed binary or set the value in the udev configuration file to
  25 # let udev print the debug messages to syslog.
  26 DEBUG = false
  27
  28 # Set this to include Security-Enhanced Linux support.
  29 USE_SELINUX = false
  30
  31 # Set this to comile with klibc instead of glibc.
  32 USE_KLIBC = false
  33
  34 # Set this to create statically linked binaries.
  35 USE_STATIC = false
  36
  37 # To build any of the extras programs, run with:
  38 #       make EXTRAS="extras/a extras/b"
  39 EXTRAS=
  40
  41 # make the build silent. Set this to something else to make it noisy again.
  42 V=false
  43
  44 ROOT =          udev
  45 DAEMON =        udevd
  46 SENDER =        udevsend
  47 INFO =          udevinfo
  48 TESTER =        udevtest
  49 STARTER =       udevstart
  50 VERSION =       058
  51 INSTALL_DIR =   /usr/local/bin
  52 RELEASE_NAME =  $(ROOT)-$(VERSION)
  53 LOCAL_CFG_DIR = etc/udev
  54 DESTDIR =
  55 KERNEL_DIR = /lib/modules/${shell uname -r}/build
  56
  57 # override this to make udev look in a different location for it's config files
  58 prefix =
  59 exec_prefix =   ${prefix}
  60 etcdir =        ${prefix}/etc
  61 sbindir =       ${exec_prefix}/sbin
  62 usrbindir =     ${exec_prefix}/usr/bin
  63 mandir =        ${prefix}/usr/share/man
  64 hotplugdir =    ${etcdir}/hotplug.d/default
  65 configdir =     ${etcdir}/udev
  66 initdir =       ${etcdir}/init.d
  67 dev_ddir =      ${etcdir}/dev.d
  68 srcdir = .
  69
  70 INSTALL = /usr/bin/install -c
  71 INSTALL_PROGRAM = ${INSTALL}
  72 INSTALL_DATA  = ${INSTALL} -m 644
  73 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
  74
  75 # place to put our device nodes
  76 udevdir =       ${prefix}/udev
  77 udevdb =        ${udevdir}/.udevdb
  78
  79 # set up PWD so that older versions of make will work with our build.
  80 PWD = $(shell pwd)
  81
  82 # If you are running a cross compiler, you may want to set this
  83 # to something more interesting, like "arm-linux-".  If you want
  84 # to compile vs uClibc, that can be done here as well.
  85 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
  86 CC = $(CROSS)gcc
  87 LD = $(CROSS)gcc
  88 AR = $(CROSS)ar
  89 STRIP = $(CROSS)strip
  90 RANLIB = $(CROSS)ranlib
  91 HOSTCC = gcc
  92
  93 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS
  94
  95 # code taken from uClibc to determine the current arch
  96 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
  97         -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
  98
  99 # code taken from uClibc to determine the gcc include dir
 100 GCCINCDIR := ${shell LC_ALL=C $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
 101
 102 # code taken from uClibc to determine the libgcc.a filename
 103 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
 104
 105 # use '-Os' optimization if available, else use -O2
 106 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
 107                 then echo "-Os"; else echo "-O2" ; fi}
 108
 109 # check if compiler option is supported
 110 cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo "$(1)"; fi;}
 111
 112 CFLAGS          += -Wall -fno-builtin -Wchar-subscripts -Wpointer-arith -Wstrict-prototypes -Wsign-compare
 113 CFLAGS          += $(call cc-supports,-Wno-pointer-sign)
 114 CFLAGS          += $(call cc-supports,-Wdeclaration-after-statement)
 115 CFLAGS          += -pipe
 116 CFLAGS          += -D_GNU_SOURCE
 117
 118 HEADERS = \
 119         udev.h                  \
 120         udev_utils.h            \
 121         udev_rules.h            \
 122         udev_version.h          \
 123         udev_db.h               \
 124         udev_sysfs.h            \
 125         logging.h               \
 126         udev_libc_wrapper.h     \
 127         udev_selinux.h          \
 128         list.h
 129
 130 SYSFS_OBJS = \
 131         libsysfs/sysfs_class.o  \
 132         libsysfs/sysfs_device.o \
 133         libsysfs/sysfs_dir.o    \
 134         libsysfs/sysfs_driver.o \
 135         libsysfs/sysfs_utils.o  \
 136         libsysfs/dlist.o
 137
 138 UDEV_OBJS = \
 139         udev_utils.o            \
 140         udev_config.o           \
 141         udev_add.o              \
 142         udev_remove.o           \
 143         udev_sysfs.o            \
 144         udev_db.o               \
 145         udev_multiplex.o        \
 146         udev_rules.o            \
 147         udev_rules_parse.o      \
 148         udev_libc_wrapper.o
 149
 150 OBJS = \
 151         udev.a                  \
 152         libsysfs/sysfs.a
 153
 154 SYSFS = $(PWD)/libsysfs/sysfs.a
 155
 156 CFLAGS +=       -I$(PWD)/libsysfs/sysfs \
 157                 -I$(PWD)/libsysfs
 158
 159 ifeq ($(strip $(USE_LOG)),true)
 160         CFLAGS += -DUSE_LOG
 161 endif
 162
 163 # if DEBUG is enabled, then we do not strip or optimize
 164 ifeq ($(strip $(DEBUG)),true)
 165         CFLAGS  += -O1 -g -DDEBUG
 166         LDFLAGS += -Wl
 167         STRIPCMD = /bin/true -Since_we_are_debugging
 168 else
 169         CFLAGS  += $(OPTIMIZATION) -fomit-frame-pointer
 170         LDFLAGS += -s -Wl
 171         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 172 endif
 173
 174 # If we are using our version of klibc, then we need to build, link it, and then
 175 # link udev against it statically. Otherwise, use glibc and link dynamically.
 176 ifeq ($(strip $(USE_KLIBC)),true)
 177         KLIBC_INSTALL   = $(PWD)/klibc/.install
 178         KLCC            = $(KLIBC_INSTALL)/bin/klcc
 179         CC              = $(KLCC)
 180         LD              = $(KLCC)
 181         LDFLAGS         += -static
 182 else
 183         CFLAGS          += -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
 184 endif
 185
 186 ifeq ($(strip $(USE_SELINUX)),true)
 187         UDEV_OBJS += udev_selinux.o
 188         LIB_OBJS += -lselinux
 189         CFLAGS += -DUSE_SELINUX
 190 endif
 191
 192 ifeq ($(strip $(USE_STATIC)),true)
 193         CFLAGS += -DUSE_STATIC
 194         LDFLAGS += -static
 195 endif
 196
 197 ifeq ($(strip $(V)),false)
 198         QUIET=@$(PWD)/ccdv
 199         HOST_PROGS=ccdv
 200 else
 201         QUIET=
 202         HOST_PROGS=
 203 endif
 204
 205 # config files automatically generated
 206 GEN_CONFIGS =   $(LOCAL_CFG_DIR)/udev.conf
 207
 208 all: $(ROOT) $(SENDER) $(DAEMON) $(INFO) $(TESTER) $(STARTER) $(GEN_CONFIGS) $(KLCC)
 209         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 210                 echo $$target ; \
 211                 $(MAKE) prefix=$(prefix) \
 212                         LD="$(LD)" \
 213                         SYSFS="$(SYSFS)" \
 214                         KERNEL_DIR="$(KERNEL_DIR)" \
 215                         QUIET="$(QUIET)" \
 216                         -C $$target $@ ; \
 217         done ; \
 218
 219 $(KLCC):
 220         $(MAKE) -j1 -C klibc KRNLSRC=$(KERNEL_DIR) SUBDIRS=klibc TESTS= \
 221                          SHLIBDIR=$(KLIBC_INSTALL)/lib \
 222                          INSTALLDIR=$(KLIBC_INSTALL) \
 223                          bindir=$(KLIBC_INSTALL)/bin \
 224                          mandir=$(KLIBC_INSTALL)/man all install
 225         -find $(KLIBC_INSTALL)/include -name SCCS -print| xargs rm -rf
 226
 227 udev.a: $(UDEV_OBJS)
 228         rm -f $@
 229         $(QUIET) $(AR) cq $@ $(UDEV_OBJS)
 230         $(QUIET) $(RANLIB) $@
 231
 232 libsysfs/sysfs.a: $(SYSFS_OBJS)
 233         rm -f $@
 234         $(QUIET) $(AR) cq $@ $(SYSFS_OBJS)
 235         $(QUIET) $(RANLIB) $@
 236
 237 # header files automatically generated
 238 GEN_HEADERS =   udev_version.h
 239
 240 ccdv:
 241         @echo "Building ccdv"
 242         @$(HOSTCC) -O1 ccdv.c -o ccdv
 243
 244 # Rules on how to create the generated header files
 245 udev_version.h:
 246         @echo "Creating udev_version.h"
 247         @echo \#define UDEV_VERSION             \"$(VERSION)\" > $@
 248         @echo \#define UDEV_ROOT                \"$(udevdir)\" >> $@
 249         @echo \#define UDEV_DB                  \"$(udevdb)\" >> $@
 250         @echo \#define UDEV_CONFIG_DIR          \"$(configdir)\" >> $@
 251         @echo \#define UDEV_CONFIG_FILE         \"$(configdir)/udev.conf\" >> $@
 252         @echo \#define UDEV_RULES_FILE          \"$(configdir)/rules.d\" >> $@
 253         @echo \#define UDEV_BIN                 \"$(DESTDIR)$(sbindir)/udev\" >> $@
 254         @echo \#define UDEVD_BIN                \"$(DESTDIR)$(sbindir)/udevd\" >> $@
 255
 256 # Rules on how to create the generated config files
 257 $(LOCAL_CFG_DIR)/udev.conf:
 258         sed -e "s:@udevdir@:$(udevdir):" -e "s:@configdir@:$(configdir):" < $(LOCAL_CFG_DIR)/udev.conf.in > $@
 259
 260 GEN_MANPAGES   = udev.8
 261 GEN_MANPAGESIN = udev.8.in
 262 # Rules on how to create the man pages
 263 $(GEN_MANPAGES): $(GEN_MANPAGESIN)
 264         sed -e "s:@udevdir@:$(udevdir):" < $@.in > $@
 265
 266 $(UDEV_OBJS): $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 267 $(SYSFS_OBJS): $(HOST_PROGS) $(KLCC)
 268 $(OBJS): $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 269 $(ROOT).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 270 $(TESTER).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 271 $(INFO).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 272 $(DAEMON).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 273 $(SENDER).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 274 $(STARTER).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 275
 276 $(ROOT): $(KLCC) $(ROOT).o $(OBJS) $(HEADERS) $(GEN_MANPAGES)
 277         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(ROOT).o $(OBJS) $(LIB_OBJS)
 278         $(QUIET) $(STRIPCMD) $@
 279
 280 $(TESTER): $(KLCC) $(TESTER).o $(OBJS) $(HEADERS)
 281         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(TESTER).o $(OBJS) $(LIB_OBJS)
 282         $(QUIET) $(STRIPCMD) $@
 283
 284 $(INFO): $(KLCC) $(INFO).o $(OBJS) $(HEADERS)
 285         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(INFO).o $(OBJS) $(LIB_OBJS)
 286         $(QUIET) $(STRIPCMD) $@
 287
 288 $(DAEMON): $(KLCC) $(DAEMON).o $(OBJS) udevd.h
 289         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(DAEMON).o $(OBJS) $(LIB_OBJS)
 290         $(QUIET) $(STRIPCMD) $@
 291
 292 $(SENDER): $(KLCC) $(SENDER).o $(OBJS) udevd.h
 293         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(SENDER).o $(OBJS) $(LIB_OBJS)
 294         $(QUIET) $(STRIPCMD) $@
 295
 296 $(STARTER): $(KLCC) $(STARTER).o $(OBJS)
 297         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(STARTER).o $(OBJS) $(LIB_OBJS)
 298         $(QUIET) $(STRIPCMD) $@
 299
 300 .c.o:
 301         $(QUIET) $(CC) $(CFLAGS) -c -o $@ $<
 302
 303 clean:
 304         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 305          | xargs rm -f
 306         -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS) $(GEN_MANPAGES) $(INFO) $(DAEMON) \
 307          $(SENDER) $(TESTER) $(STARTER)
 308         -rm -f ccdv
 309         $(MAKE) -C klibc SUBDIRS=klibc clean
 310         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 311                 echo $$target ; \
 312                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 313                         -C $$target $@ ; \
 314         done ; \
 315
 316 spotless: clean
 317         $(MAKE) -C klibc SUBDIRS=klibc spotless
 318         rm -rf klibc/.install
 319
 320 DISTFILES = $(shell find . \( -not -name '.' \) -print | grep -v -e CVS -e "\.tar\.gz" -e "\/\." -e releases -e BitKeeper -e SCCS -e test/sys | sort )
 321 DISTDIR := $(RELEASE_NAME)
 322 srcdir = .
 323 release: spotless
 324         -rm -rf $(DISTDIR)
 325         mkdir $(DISTDIR)
 326         chmod 777 $(DISTDIR)
 327         bk export -w $(DISTDIR)
 328         tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 329         rm -rf $(DISTDIR)
 330         @echo "$(RELEASE_NAME).tar.gz created"
 331
 332
 333 small_release: $(DISTFILES) spotless
 334 #       @echo $(DISTFILES)
 335         @-rm -rf $(DISTDIR)
 336         @mkdir $(DISTDIR)
 337         @-chmod 777 $(DISTDIR)
 338         @for file in $(DISTFILES); do                   \
 339                 if test -d $$file; then                 \
 340                         mkdir $(DISTDIR)/$$file;        \
 341                 else                                    \
 342                         cp -p $$file $(DISTDIR)/$$file; \
 343                 fi;                                     \
 344         done
 345         @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 346         @rm -rf $(DISTDIR)
 347         @echo "Built $(RELEASE_NAME).tar.gz"
 348
 349 install-config:
 350         $(INSTALL) -d $(DESTDIR)$(configdir)/rules.d
 351         @if [ ! -r $(DESTDIR)$(configdir)/udev.conf ]; then \
 352                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 353                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 354         fi
 355         @if [ ! -r $(DESTDIR)$(configdir)/rules.d/50-udev.rules ]; then \
 356                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
 357                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
 358         fi
 359
 360 install-dev.d:
 361         $(INSTALL) -d $(DESTDIR)$(dev_ddir)/default
 362         $(INSTALL_PROGRAM) -D etc/dev.d/net/hotplug.dev $(DESTDIR)$(dev_ddir)/net/hotplug.dev
 363
 364 uninstall-dev.d:
 365         - rm $(dev_ddir)/net/hotplug.dev
 366         - rmdir $(dev_ddir)/net
 367         - rmdir $(dev_ddir)/default
 368         - rmdir $(dev_ddir)
 369
 370 install-man:
 371         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 372         $(INSTALL_DATA) -D udevinfo.8 $(DESTDIR)$(mandir)/man8/udevinfo.8
 373         $(INSTALL_DATA) -D udevtest.8 $(DESTDIR)$(mandir)/man8/udevtest.8
 374         $(INSTALL_DATA) -D udevstart.8 $(DESTDIR)$(mandir)/man8/udevstart.8
 375         $(INSTALL_DATA) -D udevd.8 $(DESTDIR)$(mandir)/man8/udevd.8
 376         - ln -f -s udevd.8 $(DESTDIR)$(mandir)/man8/udevsend.8
 377
 378 uninstall-man:
 379         - rm $(mandir)/man8/udev.8
 380         - rm $(mandir)/man8/udevinfo.8
 381         - rm $(mandir)/man8/udevtest.8
 382         - rm $(mandir)/man8/udevstart.8
 383         - rm $(mandir)/man8/udevd.8
 384         - rm $(mandir)/man8/udevsend.8
 385
 386 install: install-config install-man install-dev.d all
 387         $(INSTALL) -d $(DESTDIR)$(udevdir)
 388         $(INSTALL) -d $(DESTDIR)$(hotplugdir)
 389         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 390         $(INSTALL_PROGRAM) -D $(DAEMON) $(DESTDIR)$(sbindir)/$(DAEMON)
 391         $(INSTALL_PROGRAM) -D $(SENDER) $(DESTDIR)$(sbindir)/$(SENDER)
 392         $(INSTALL_PROGRAM) -D $(INFO) $(DESTDIR)$(usrbindir)/$(INFO)
 393         $(INSTALL_PROGRAM) -D $(TESTER) $(DESTDIR)$(usrbindir)/$(TESTER)
 394         $(INSTALL_PROGRAM) -D $(STARTER) $(DESTDIR)$(sbindir)/$(STARTER)
 395         - ln -f -s $(sbindir)/$(SENDER) $(DESTDIR)$(hotplugdir)/10-udev.hotplug
 396 ifndef DESTDIR
 397         - killall $(DAEMON)
 398         - rm -rf $(udevdb)
 399 endif
 400         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 401                 echo $$target ; \
 402                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 403                         -C $$target $@ ; \
 404         done ; \
 405
 406 uninstall: uninstall-man uninstall-dev.d
 407         - rm $(hotplugdir)/10-udev.hotplug
 408         - rm $(configdir)/rules.d/50-udev.rules
 409         - rm $(configdir)/udev.conf
 410         - rmdir $(configdir)/rules.d
 411         - rmdir $(configdir)
 412         - rm $(sbindir)/$(ROOT)
 413         - rm $(sbindir)/$(DAEMON)
 414         - rm $(sbindir)/$(SENDER)
 415         - rm $(sbindir)/$(STARTER)
 416         - rm $(usrbindir)/$(INFO)
 417         - rm $(usrbindir)/$(TESTER)
 418         - rmdir $(hotplugdir)
 419         - rm -rf $(udevdb)
 420         - rmdir $(udevdir)
 421         - killall $(DAEMON)
 422         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 423                 echo $$target ; \
 424                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 425                         -C $$target $@ ; \
 426         done ; \
 427
 428 test: all
 429         @ cd test && ./udev-test.pl
 430         @ cd test && ./udevstart-test.pl