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 # Set the following to `true' to make udev emit a D-BUS signal when a
  29 # new node is created.
  30 USE_DBUS = false
  31
  32
  33 ROOT =          udev
  34 DAEMON =        udevd
  35 SENDER =        udevsend
  36 HELPERS =       udevinfo
  37 VERSION =       014_bk
  38 INSTALL_DIR =   /usr/local/bin
  39 RELEASE_NAME =  $(ROOT)-$(VERSION)
  40 LOCAL_CFG_DIR = etc/udev
  41
  42 DESTDIR =
  43 # override this to make udev look in a different location for it's config files
  44 prefix =
  45 exec_prefix =   ${prefix}
  46 etcdir =        ${prefix}/etc
  47 sbindir =       ${exec_prefix}/sbin
  48 mandir =        ${prefix}/usr/share/man
  49 hotplugdir =    ${etcdir}/hotplug.d/default
  50 dbusdir =       ${etcdir}/dbus-1/system.d
  51 configdir =     ${etcdir}/udev/
  52 initdir =       ${etcdir}/init.d/
  53 srcdir = .
  54
  55 INSTALL = /usr/bin/install -c
  56 INSTALL_PROGRAM = ${INSTALL}
  57 INSTALL_DATA  = ${INSTALL} -m 644
  58 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
  59
  60 # To build any of the extras programs, run with:
  61 #       make EXTRAS="extras/a extras/b"
  62 EXTRAS=
  63
  64 # place to put our device nodes
  65 udevdir = ${prefix}/udev
  66
  67 # Comment out this line to build with something other
  68 # than the local version of klibc
  69 #USE_KLIBC = true
  70
  71 # If you are running a cross compiler, you may want to set this
  72 # to something more interesting, like "arm-linux-".  If you want
  73 # to compile vs uClibc, that can be done here as well.
  74 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
  75 CC = $(CROSS)gcc
  76 LD = $(CROSS)gcc
  77 AR = $(CROSS)ar
  78 STRIP = $(CROSS)strip
  79 RANLIB = $(CROSS)ranlib
  80
  81 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
  82
  83 # code taken from uClibc to determine the current arch
  84 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
  85         -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
  86
  87 # code taken from uClibc to determine the gcc include dir
  88 GCCINCDIR := ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
  89
  90 # code taken from uClibc to determine the libgcc.a filename
  91 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
  92
  93 # use '-Os' optimization if available, else use -O2
  94 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
  95                 then echo "-Os"; else echo "-O2" ; fi}
  96
  97 # add -Wredundant-decls when libsysfs gets cleaned up
  98 WARNINGS := -Wall
  99
 100 # Some nice architecture specific optimizations
 101 ifeq ($(strip $(TARGET_ARCH)),arm)
 102         OPTIMIZATION+=-fstrict-aliasing
 103 endif
 104 ifeq ($(strip $(TARGET_ARCH)),i386)
 105         OPTIMIZATION+=-march=i386
 106         OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
 107                 /dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
 108         OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
 109                 /dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
 110         CFLAGS+=-pipe
 111 else
 112         CFLAGS+=-pipe
 113 endif
 114
 115 ifeq ($(strip $(USE_LOG)),true)
 116         CFLAGS  += -DLOG
 117 endif
 118
 119 # if DEBUG is enabled, then we do not strip or optimize
 120 ifeq ($(strip $(DEBUG)),true)
 121         CFLAGS  += -O1 -g -DDEBUG -D_GNU_SOURCE
 122         LDFLAGS += -Wl,-warn-common
 123         STRIPCMD = /bin/true -Since_we_are_debugging
 124 else
 125         CFLAGS  += $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
 126         LDFLAGS += -s -Wl,-warn-common
 127         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 128 endif
 129
 130 # If we are using our version of klibc, then we need to build, link it, and then
 131 # link udev against it statically.
 132 # Otherwise, use glibc and link dynamically.
 133 ifeq ($(strip $(USE_KLIBC)),true)
 134         KLIBC_BASE      = $(PWD)/klibc
 135         KLIBC_DIR       = $(KLIBC_BASE)/klibc
 136         INCLUDE_DIR     := $(KLIBC_DIR)/include
 137         LINUX_INCLUDE_DIR       := $(KLIBC_BASE)/linux/include
 138         include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
 139         # arch specific objects
 140         ARCH_LIB_OBJS = \
 141                         $(KLIBC_DIR)/libc.a
 142
 143
 144         CRT0 = $(KLIBC_DIR)/crt0.o
 145         LIBC =  $(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
 146         CFLAGS += $(WARNINGS) -nostdinc                 \
 147                 -D__KLIBC__ -fno-builtin-printf         \
 148                 -I$(INCLUDE_DIR)                        \
 149                 -I$(KLIBC_DIR)/arch/$(ARCH)/include     \
 150                 -I$(INCLUDE_DIR)/bits$(BITSIZE)         \
 151                 -I$(GCCINCDIR)                          \
 152                 -I$(LINUX_INCLUDE_DIR)
 153         LIB_OBJS =
 154         LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
 155         UDEVD =
 156 else
 157         WARNINGS += -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
 158         CRT0 =
 159         LIBC =
 160         CFLAGS += $(WARNINGS) -I$(GCCINCDIR)
 161         LIB_OBJS = -lc
 162         LDFLAGS =
 163         UDEVD = $(DAEMON) $(SENDER)
 164 endif
 165
 166 CFLAGS += -I$(PWD)/libsysfs
 167
 168 all: $(ROOT) $(UDEVD) $(HELPERS)
 169         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 170                 echo $$target ; \
 171                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 172                         -C $$target $@ ; \
 173         done ; \
 174
 175 $(ROOT): $(LIBC)
 176
 177 $(ARCH_LIB_OBJS) : $(CRT0)
 178
 179 $(CRT0):
 180         $(MAKE) -C klibc
 181
 182 TDB =   tdb/tdb.o       \
 183         tdb/spinlock.o
 184
 185 SYSFS = $(PWD)/libsysfs/sysfs_bus.o     \
 186         $(PWD)/libsysfs/sysfs_class.o   \
 187         $(PWD)/libsysfs/sysfs_device.o  \
 188         $(PWD)/libsysfs/sysfs_dir.o     \
 189         $(PWD)/libsysfs/sysfs_driver.o  \
 190         $(PWD)/libsysfs/sysfs_utils.o   \
 191         $(PWD)/libsysfs/dlist.o
 192
 193 OBJS =  udev_config.o   \
 194         udev-add.o      \
 195         udev-remove.o   \
 196         udevdb.o        \
 197         logging.o       \
 198         namedev.o       \
 199         namedev_parse.o \
 200         $(SYSFS)        \
 201         $(TDB)
 202
 203 HEADERS =       udev.h          \
 204                 namedev.h       \
 205                 udev_version.h  \
 206                 udev_dbus.h     \
 207                 udevdb.h        \
 208                 klibc_fixups.h  \
 209                 logging.h       \
 210                 list.h
 211
 212 ifeq ($(strip $(USE_KLIBC)),true)
 213         OBJS += klibc_fixups.o
 214 endif
 215
 216 ifeq ($(USE_DBUS), true)
 217         CFLAGS += -DUSE_DBUS
 218         CFLAGS += $(shell pkg-config --cflags dbus-1)
 219         LDFLAGS += $(shell pkg-config --libs dbus-1)
 220         OBJS += udev_dbus.o
 221 endif
 222
 223 # header files automatically generated
 224 GEN_HEADERS =   udev_version.h
 225
 226 # Rules on how to create the generated header files
 227 udev_version.h:
 228         @echo \#define UDEV_VERSION     \"$(VERSION)\" > $@
 229         @echo \#define UDEV_ROOT        \"$(udevdir)/\" >> $@
 230         @echo \#define UDEV_DB          \"$(udevdir)/\.udev.tdb\" >> $@
 231         @echo \#define UDEV_CONFIG_DIR  \"$(configdir)\" >> $@
 232         @echo \#define UDEV_CONFIG_FILE \"$(configdir)\udev.conf\" >> $@
 233         @echo \#define UDEV_RULES_FILE  \"$(configdir)\udev.rules\" >> $@
 234         @echo \#define UDEV_PERMISSION_FILE     \"$(configdir)\udev.permissions\" >> $@
 235
 236 # config files automatically generated
 237 GEN_CONFIGS =   $(LOCAL_CFG_DIR)/udev.conf
 238
 239 # Rules on how to create the generated config files
 240 $(LOCAL_CFG_DIR)/udev.conf:
 241         sed -e "s:@udevdir@:$(udevdir):" < $(LOCAL_CFG_DIR)/udev.conf.in > $@
 242
 243
 244 $(OBJS): $(GEN_HEADERS)
 245 udev.o: $(GEN_HEADERS)
 246
 247 $(ROOT): udev.o $(OBJS) $(HEADERS) $(GEN_HEADERS)
 248         $(LD) $(LDFLAGS) -o $@ $(CRT0) udev.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 249         $(STRIPCMD) $@
 250
 251 $(HELPERS): udevinfo.o $(OBJS) $(HEADERS)
 252         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevinfo.o logging.o udev_config.o udevdb.o $(SYSFS) $(TDB) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 253         $(STRIPCMD) $@
 254
 255 $(DAEMON): udevd.h udevd.o udevd.o logging.o
 256         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevd.o logging.o $(LIB_OBJS) $(ARCH_LIB_OBJS)
 257         $(STRIPCMD) $@
 258
 259 $(SENDER): udevd.h udevsend.o udevd.o logging.o
 260         $(LD) $(LDFLAGS) -o $@ $(CRT0) udevsend.o logging.o $(LIB_OBJS) $(ARCH_LIB_OBJS)
 261         $(STRIPCMD) $@
 262
 263 clean:
 264         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 265          | xargs rm -f
 266         -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS) $(DAEMON) $(SENDER)
 267         $(MAKE) -C klibc clean
 268         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 269                 echo $$target ; \
 270                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 271                         -C $$target $@ ; \
 272         done ; \
 273
 274 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 )
 275 DISTDIR := $(RELEASE_NAME)
 276 srcdir = .
 277 release: clean
 278         @echo "--------------------------cut here------------------------"
 279         @echo "cd .."
 280         @echo "rm -rf $(DISTDIR)"
 281         @echo "mkdir $(DISTDIR)"
 282         @echo "chmod 777 $(DISTDIR)"
 283         @echo "cp -avr udev/* $(DISTDIR)"
 284         @echo "tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz"
 285         @echo "rm -rf $(DISTDIR)"
 286         @echo "--------------------------cut here------------------------"
 287
 288
 289 small_release: $(DISTFILES) clean
 290 #       @echo $(DISTFILES)
 291         @-rm -rf $(DISTDIR)
 292         @mkdir $(DISTDIR)
 293         @-chmod 777 $(DISTDIR)
 294         @for file in $(DISTFILES); do                   \
 295                 if test -d $$file; then                 \
 296                         mkdir $(DISTDIR)/$$file;        \
 297                 else                                    \
 298                         cp -p $$file $(DISTDIR)/$$file; \
 299                 fi;                                     \
 300         done
 301         @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 302         @rm -rf $(DISTDIR)
 303         @echo "Built $(RELEASE_NAME).tar.gz"
 304
 305
 306 ifeq ($(USE_DBUS), true)
 307 install-dbus-policy:
 308         $(INSTALL) -d $(DESTDIR)$(dbusdir)
 309         $(INSTALL_DATA) etc/dbus-1/system.d/udev_sysbus_policy.conf $(DESTDIR)$(dbusdir)
 310
 311 uninstall-dbus-policy:
 312         - rm $(DESTDIR)$(dbusdir)/udev_sysbus_policy.conf
 313 else
 314 install-dbus-policy:
 315         -
 316 uninstall-dbus-policy:
 317         -
 318 endif
 319
 320 install-config: $(GEN_CONFIGS)
 321         $(INSTALL) -d $(DESTDIR)$(configdir)
 322         @if [ ! -r $(DESTDIR)$(configdir)udev.conf ]; then \
 323                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 324                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 325         fi
 326         @if [ ! -r $(DESTDIR)$(configdir)udev.rules ]; then \
 327                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir); \
 328                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir); \
 329         fi
 330         @if [ ! -r $(DESTDIR)$(configdir)udev.permissions ]; then \
 331                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir); \
 332                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir); \
 333         fi
 334
 335 install: install-config install-dbus-policy all
 336         $(INSTALL) -d $(DESTDIR)$(udevdir)
 337         $(INSTALL) -d $(DESTDIR)$(hotplugdir)
 338         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 339         @if [ "x$(USE_LSB)" = "xtrue" ]; then \
 340                 $(INSTALL_PROGRAM) -D etc/init.d/udev.init.LSB $(DESTDIR)$(initdir)/udev; \
 341                 ln -s $(DESTDIR)$(initdir)/udev $(sbin_dir)/rcudev; \
 342         else \
 343                 $(INSTALL_PROGRAM) -D etc/init.d/udev $(DESTDIR)$(initdir)/udev; \
 344         fi
 345         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 346         - rm -f $(DESTDIR)$(hotplugdir)/udev.hotplug
 347         - ln -f -s $(sbindir)/$(ROOT) $(DESTDIR)$(hotplugdir)/udev.hotplug
 348         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 349                 echo $$target ; \
 350                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 351                         -C $$target $@ ; \
 352         done ; \
 353
 354 uninstall: uninstall-dbus-policy
 355         - rm $(hotplugdir)/udev.hotplug
 356         - rm $(configdir)/udev.permissions
 357         - rm $(configdir)/udev.rules
 358         - rm $(configdir)/udev.conf
 359         - rm $(initdir)/udev
 360         - rm $(mandir)/man8/udev.8
 361         - rm $(sbindir)/$(ROOT)
 362         - rmdir $(hotplugdir)
 363         - rmdir $(configdir)
 364         - rmdir $(udevdir)
 365         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 366                 echo $$target ; \
 367                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 368                         -C $$target $@ ; \
 369         done ; \