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 VERSION =       063
  45 ROOT =          udev
  46 DAEMON =        udevd
  47 SENDER =        udevsend
  48 COMPILE =       udevrulescompile
  49 INITSENDER =    udevinitsend
  50 RECORDER =      udeveventrecorder
  51 CONTROL =       udevcontrol
  52 INFO =          udevinfo
  53 TESTER =        udevtest
  54 STARTER =       udevstart
  55 RELEASE_NAME =  $(ROOT)-$(VERSION)
  56 LOCAL_CFG_DIR = etc/udev
  57 DESTDIR =
  58 KERNEL_DIR = /lib/modules/${shell uname -r}/build
  59
  60 # override this to make udev look in a different location for it's config files
  61 prefix =
  62 exec_prefix =   ${prefix}
  63 etcdir =        ${prefix}/etc
  64 sbindir =       ${exec_prefix}/sbin
  65 usrbindir =     ${exec_prefix}/usr/bin
  66 mandir =        ${prefix}/usr/share/man
  67 configdir =     ${etcdir}/udev
  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 =       /dev
  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 # check if compiler option is supported
 106 cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi;}
 107
 108 CFLAGS          += -Wall -fno-builtin -Wchar-subscripts -Wpointer-arith -Wstrict-prototypes -Wsign-compare
 109 CFLAGS          += $(call cc-supports, -Wno-pointer-sign, )
 110 CFLAGS          += $(call cc-supports, -Wdeclaration-after-statement, )
 111 CFLAGS          += -pipe
 112 CFLAGS          += -D_GNU_SOURCE
 113
 114 # use '-Os' optimization if available, else use -O2
 115 OPTFLAGS := $(call cc-supports, -Os, -O2)
 116
 117 HEADERS = \
 118         udev.h                  \
 119         udev_utils.h            \
 120         udev_rules.h            \
 121         udev_version.h          \
 122         udev_db.h               \
 123         udev_sysfs.h            \
 124         logging.h               \
 125         udev_libc_wrapper.h     \
 126         udev_selinux.h          \
 127         list.h
 128
 129 SYSFS_OBJS = \
 130         libsysfs/sysfs_class.o  \
 131         libsysfs/sysfs_device.o \
 132         libsysfs/sysfs_dir.o    \
 133         libsysfs/sysfs_driver.o \
 134         libsysfs/sysfs_utils.o  \
 135         libsysfs/dlist.o
 136
 137 UDEV_OBJS = \
 138         udev_utils.o            \
 139         udev_config.o           \
 140         udev_add.o              \
 141         udev_remove.o           \
 142         udev_sysfs.o            \
 143         udev_db.o               \
 144         udev_rules.o            \
 145         udev_rules_parse.o      \
 146         udev_libc_wrapper.o
 147
 148 OBJS = \
 149         udev.a                  \
 150         libsysfs/sysfs.a
 151
 152 SYSFS = $(PWD)/libsysfs/sysfs.a
 153
 154 CFLAGS +=       -I$(PWD)/libsysfs/sysfs \
 155                 -I$(PWD)/libsysfs
 156
 157 ifeq ($(strip $(USE_LOG)),true)
 158         CFLAGS += -DUSE_LOG
 159 endif
 160
 161 # if DEBUG is enabled, then we do not strip or optimize
 162 ifeq ($(strip $(DEBUG)),true)
 163         CFLAGS  += -O1 -g -DDEBUG
 164         LDFLAGS += -Wl
 165         STRIPCMD = /bin/true -Since_we_are_debugging
 166 else
 167         CFLAGS  += $(OPTFLAGS) -fomit-frame-pointer
 168         LDFLAGS += -s -Wl
 169         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 170 endif
 171
 172 # If we are using our version of klibc, then we need to build, link it, and then
 173 # link udev against it statically. Otherwise, use glibc and link dynamically.
 174 ifeq ($(strip $(USE_KLIBC)),true)
 175         KLIBC_INSTALL   = $(PWD)/klibc/.install
 176         KLCC            = $(KLIBC_INSTALL)/bin/$(CROSS)klcc
 177         CC              = $(KLCC)
 178         LD              = $(KLCC)
 179 else
 180         CFLAGS          += -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
 181 endif
 182
 183 ifeq ($(strip $(USE_SELINUX)),true)
 184         UDEV_OBJS += udev_selinux.o
 185         LIB_OBJS += -lselinux
 186         CFLAGS += -DUSE_SELINUX
 187 endif
 188
 189 ifeq ($(strip $(USE_STATIC)),true)
 190         CFLAGS += -DUSE_STATIC
 191         LDFLAGS += -static
 192 endif
 193
 194 ifeq ($(strip $(V)),false)
 195         QUIET=@$(PWD)/ccdv
 196         HOST_PROGS=ccdv
 197 else
 198         QUIET=
 199         HOST_PROGS=
 200 endif
 201
 202 # config files automatically generated
 203 GEN_CONFIGS =   $(LOCAL_CFG_DIR)/udev.conf
 204
 205 all: $(ROOT) $(SENDER) $(COMPILE) $(INITSENDER) $(RECORDER) $(CONTROL) \
 206         $(DAEMON) $(COMPILE) $(INFO) $(TESTER) $(STARTER) $(GEN_CONFIGS) $(KLCC)
 207         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 208                 echo $$target ; \
 209                 $(MAKE) prefix=$(prefix) \
 210                         LD="$(LD)" \
 211                         SYSFS="$(SYSFS)" \
 212                         KERNEL_DIR="$(KERNEL_DIR)" \
 213                         QUIET="$(QUIET)" \
 214                         -C $$target $@ ; \
 215         done ; \
 216
 217 $(KLCC):
 218         $(MAKE) -j1 -C klibc KRNLSRC=$(KERNEL_DIR) SUBDIRS=klibc TESTS= \
 219                          SHLIBDIR=$(KLIBC_INSTALL)/lib \
 220                          INSTALLDIR=$(KLIBC_INSTALL) \
 221                          bindir=$(KLIBC_INSTALL)/bin \
 222                          mandir=$(KLIBC_INSTALL)/man all install
 223         -find $(KLIBC_INSTALL)/include -name SCCS -print| xargs rm -rf
 224
 225 udev.a: $(UDEV_OBJS)
 226         rm -f $@
 227         $(QUIET) $(AR) cq $@ $(UDEV_OBJS)
 228         $(QUIET) $(RANLIB) $@
 229
 230 libsysfs/sysfs.a: $(SYSFS_OBJS)
 231         rm -f $@
 232         $(QUIET) $(AR) cq $@ $(SYSFS_OBJS)
 233         $(QUIET) $(RANLIB) $@
 234
 235 # header files automatically generated
 236 GEN_HEADERS =   udev_version.h
 237
 238 ccdv:
 239         @echo "Building ccdv"
 240         @$(HOSTCC) -O1 ccdv.c -o ccdv
 241
 242 # Rules on how to create the generated header files
 243 udev_version.h:
 244         @echo "Creating udev_version.h"
 245         @echo \#define UDEV_VERSION             \"$(VERSION)\" > $@
 246         @echo \#define UDEV_ROOT                \"$(udevdir)\" >> $@
 247         @echo \#define UDEV_DB                  \"$(udevdb)\" >> $@
 248         @echo \#define UDEV_CONFIG_DIR          \"$(configdir)\" >> $@
 249         @echo \#define UDEV_CONFIG_FILE         \"$(configdir)/udev.conf\" >> $@
 250         @echo \#define UDEV_RULES_FILE          \"$(configdir)/rules.d\" >> $@
 251         @echo \#define UDEV_BIN                 \"$(sbindir)/udev\" >> $@
 252         @echo \#define UDEVD_BIN                \"$(sbindir)/udevd\" >> $@
 253
 254 # Rules on how to create the generated config files
 255 $(LOCAL_CFG_DIR)/udev.conf:
 256         sed -e "s:@udevdir@:$(udevdir):" -e "s:@configdir@:$(configdir):" < $(LOCAL_CFG_DIR)/udev.conf.in > $@
 257
 258 GEN_MANPAGES   = udev.8
 259 GEN_MANPAGESIN = udev.8.in
 260 # Rules on how to create the man pages
 261 $(GEN_MANPAGES): $(GEN_MANPAGESIN)
 262         sed -e "s:@udevdir@:$(udevdir):" < $@.in > $@
 263
 264 $(UDEV_OBJS): $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 265 $(SYSFS_OBJS): $(HEADERS) $(HOST_PROGS) $(KLCC)
 266 $(OBJS): $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 267 $(ROOT).o: $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 268 $(TESTER).o: $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 269 $(INFO).o: $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 270 $(DAEMON).o: $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 271 $(SENDER).o: $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 272 $(COMPILE).o: $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 273 $(INITSENDER).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 274 $(RECORDER).o: $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 275 $(CONTROL).o: $(HEADERS) $( $(HEADERS)GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 276 $(STARTER).o: $(HEADERS) $(GEN_HEADERS) $(HOST_PROGS) $(KLCC)
 277
 278 $(ROOT): $(KLCC) $(ROOT).o $(OBJS) $(HEADERS) $(GEN_MANPAGES)
 279         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(ROOT).o $(OBJS) $(LIB_OBJS)
 280         $(QUIET) $(STRIPCMD) $@
 281
 282 $(TESTER): $(KLCC) $(TESTER).o $(OBJS) $(HEADERS)
 283         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(TESTER).o $(OBJS) $(LIB_OBJS)
 284         $(QUIET) $(STRIPCMD) $@
 285
 286 $(INFO): $(KLCC) $(INFO).o $(OBJS) $(HEADERS)
 287         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(INFO).o $(OBJS) $(LIB_OBJS)
 288         $(QUIET) $(STRIPCMD) $@
 289
 290 $(DAEMON): $(KLCC) $(DAEMON).o $(OBJS) udevd.h
 291         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(DAEMON).o $(OBJS) $(LIB_OBJS)
 292         $(QUIET) $(STRIPCMD) $@
 293
 294 $(SENDER): $(KLCC) $(SENDER).o $(OBJS) udevd.h
 295         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(SENDER).o $(OBJS) $(LIB_OBJS)
 296         $(QUIET) $(STRIPCMD) $@
 297
 298 $(COMPILE): $(KLCC) $(COMPILE).o $(OBJS)
 299         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(COMPILE).o $(OBJS) $(LIB_OBJS)
 300         $(QUIET) $(STRIPCMD) $@
 301
 302 $(INITSENDER): $(KLCC) $(INITSENDER).o $(OBJS) udevd.h
 303         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(INITSENDER).o $(OBJS) $(LIB_OBJS)
 304         $(QUIET) $(STRIPCMD) $@
 305
 306 $(RECORDER): $(KLCC) $(RECORDER).o $(OBJS) udevd.h
 307         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(RECORDER).o $(OBJS) $(LIB_OBJS)
 308         $(QUIET) $(STRIPCMD) $@
 309
 310 $(CONTROL): $(KLCC) $(CONTROL).o $(OBJS) udevd.h
 311         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(CONTROL).o $(OBJS) $(LIB_OBJS)
 312         $(QUIET) $(STRIPCMD) $@
 313
 314 $(STARTER): $(KLCC) $(STARTER).o $(OBJS)
 315         $(QUIET) $(LD) $(LDFLAGS) -o $@ $(STARTER).o $(OBJS) $(LIB_OBJS)
 316         $(QUIET) $(STRIPCMD) $@
 317
 318 .c.o:
 319         $(QUIET) $(CC) $(CFLAGS) -c -o $@ $<
 320
 321 clean:
 322         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 323          | xargs rm -f
 324         -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS) $(GEN_MANPAGES) $(INFO) $(DAEMON) \
 325          $(SENDER) $(COMPILE) $(INITSENDER) $(RECORDER) $(CONTROL) $(TESTER) $(STARTER)
 326         -rm -f ccdv
 327         $(MAKE) -C klibc SUBDIRS=klibc clean
 328         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 329                 echo $$target ; \
 330                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 331                         -C $$target $@ ; \
 332         done ; \
 333
 334 spotless: clean
 335         $(MAKE) -C klibc SUBDIRS=klibc spotless
 336         rm -rf klibc/.install
 337
 338 release: spotless
 339         git-tar-tree HEAD $(RELEASE_NAME) | gzip -9v > $(RELEASE_NAME).tar.gz
 340         @echo "$(RELEASE_NAME).tar.gz created"
 341
 342 install-config:
 343         $(INSTALL) -d $(DESTDIR)$(configdir)/rules.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
 353 install-man:
 354         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 355         $(INSTALL_DATA) -D udevinfo.8 $(DESTDIR)$(mandir)/man8/udevinfo.8
 356         $(INSTALL_DATA) -D udevtest.8 $(DESTDIR)$(mandir)/man8/udevtest.8
 357         $(INSTALL_DATA) -D udevstart.8 $(DESTDIR)$(mandir)/man8/udevstart.8
 358         $(INSTALL_DATA) -D udevd.8 $(DESTDIR)$(mandir)/man8/udevd.8
 359         - ln -f -s udevd.8 $(DESTDIR)$(mandir)/man8/udevsend.8
 360
 361 uninstall-man:
 362         - rm $(mandir)/man8/udev.8
 363         - rm $(mandir)/man8/udevinfo.8
 364         - rm $(mandir)/man8/udevtest.8
 365         - rm $(mandir)/man8/udevstart.8
 366         - rm $(mandir)/man8/udevd.8
 367         - rm $(mandir)/man8/udevsend.8
 368
 369 install: install-config install-man all
 370         $(INSTALL) -d $(DESTDIR)$(udevdir)
 371         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 372         $(INSTALL_PROGRAM) -D $(DAEMON) $(DESTDIR)$(sbindir)/$(DAEMON)
 373         $(INSTALL_PROGRAM) -D $(SENDER) $(DESTDIR)$(sbindir)/$(SENDER)
 374         $(INSTALL_PROGRAM) -D $(CONTROL) $(DESTDIR)$(sbindir)/$(CONTROL)
 375         $(INSTALL_PROGRAM) -D $(INFO) $(DESTDIR)$(usrbindir)/$(INFO)
 376         $(INSTALL_PROGRAM) -D $(TESTER) $(DESTDIR)$(usrbindir)/$(TESTER)
 377         $(INSTALL_PROGRAM) -D $(STARTER) $(DESTDIR)$(sbindir)/$(STARTER)
 378 ifndef DESTDIR
 379         - killall $(DAEMON)
 380         - rm -rf $(udevdb)
 381         - $(sbindir)/$(DAEMON) --daemon
 382 endif
 383         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 384                 echo $$target ; \
 385                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 386                         -C $$target $@ ; \
 387         done ; \
 388
 389 uninstall: uninstall-man
 390         - rm $(configdir)/rules.d/50-udev.rules
 391         - rm $(configdir)/udev.conf
 392         - rmdir $(configdir)/rules.d
 393         - rmdir $(configdir)
 394         - rm $(sbindir)/$(ROOT)
 395         - rm $(sbindir)/$(DAEMON)
 396         - rm $(sbindir)/$(SENDER)
 397         - rm $(sbindir)/$(INITSENDER)
 398         - rm $(sbindir)/$(RECORDER)
 399         - rm $(sbindir)/$(CONTROL)
 400         - rm $(sbindir)/$(STARTER)
 401         - rm $(usrbindir)/$(INFO)
 402         - rm $(usrbindir)/$(TESTER)
 403         - rm -rf $(udevdb)
 404         - rmdir $(udevdir)
 405         - killall $(DAEMON)
 406         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 407                 echo $$target ; \
 408                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 409                         -C $$target $@ ; \
 410         done ; \
 411
 412 test: all
 413         @ cd test && ./udev-test.pl
 414         @ cd test && ./udevstart-test.pl
 415
 416 tests:  test