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