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 `true' to make a debuggable build.
  20 # Leave this set to `false' for production use.
  21 DEBUG = false
  22
  23 # Set the following to `true' to make udev emit a D-BUS signal when a
  24 # new node is created.
  25 USE_DBUS = false
  26
  27
  28 ROOT =          udev
  29 VERSION =       012_bk
  30 INSTALL_DIR =   /usr/local/bin
  31 RELEASE_NAME =  $(ROOT)-$(VERSION)
  32 LOCAL_CFG_DIR = etc/udev
  33
  34 DESTDIR =
  35 # override this to make udev look in a different location for it's config files
  36 prefix =
  37 exec_prefix =   ${prefix}
  38 etcdir =        ${prefix}/etc
  39 sbindir =       ${exec_prefix}/sbin
  40 mandir =        ${prefix}/usr/share/man
  41 hotplugdir =    ${etcdir}/hotplug.d/default
  42 dbusdir =       ${etcdir}/dbus-1/system.d
  43 configdir =     ${etcdir}/udev/
  44 initdir =       ${etcdir}/init.d/
  45 srcdir = .
  46
  47 INSTALL = /usr/bin/install -c
  48 INSTALL_PROGRAM = ${INSTALL}
  49 INSTALL_DATA  = ${INSTALL} -m 644
  50 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
  51
  52 # To build any of the extras programs, run with:
  53 #       make EXTRAS="extras/a extras/b"
  54 EXTRAS=
  55
  56 # place to put our device nodes
  57 udevdir = ${prefix}/udev
  58
  59 # Comment out this line to build with something other
  60 # than the local version of klibc
  61 #USE_KLIBC = true
  62
  63 # If you are running a cross compiler, you may want to set this
  64 # to something more interesting, like "arm-linux-".  If you want
  65 # to compile vs uClibc, that can be done here as well.
  66 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
  67 CC = $(CROSS)gcc
  68 LD = $(CROSS)gcc
  69 AR = $(CROSS)ar
  70 STRIP = $(CROSS)strip
  71 RANLIB = $(CROSS)ranlib
  72
  73 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
  74
  75 # code taken from uClibc to determine the current arch
  76 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
  77         -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
  78
  79 # code taken from uClibc to determine the gcc include dir
  80 GCCINCDIR := ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
  81
  82 # code taken from uClibc to determine the libgcc.a filename
  83 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
  84
  85 # use '-Os' optimization if available, else use -O2
  86 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
  87                 then echo "-Os"; else echo "-O2" ; fi}
  88
  89 # add -Wredundant-decls when libsysfs gets cleaned up
  90 WARNINGS := -Wall -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
  91
  92 # Some nice architecture specific optimizations
  93 ifeq ($(strip $(TARGET_ARCH)),arm)
  94         OPTIMIZATION+=-fstrict-aliasing
  95 endif
  96 ifeq ($(strip $(TARGET_ARCH)),i386)
  97         OPTIMIZATION+=-march=i386
  98         OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
  99                 /dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
 100         OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
 101                 /dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
 102         CFLAGS+=-pipe
 103 else
 104         CFLAGS+=-pipe
 105 endif
 106
 107 # if DEBUG is enabled, then we do not strip or optimize
 108 ifeq ($(strip $(DEBUG)),true)
 109         CFLAGS  += $(WARNINGS) -O1 -g -DDEBUG -D_GNU_SOURCE
 110         LDFLAGS += -Wl,-warn-common
 111         STRIPCMD = /bin/true -Since_we_are_debugging
 112 else
 113         CFLAGS  += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
 114         LDFLAGS += -s -Wl,-warn-common
 115         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 116 endif
 117
 118 # If we are using our version of klibc, then we need to build, link it, and then
 119 # link udev against it statically.
 120 # Otherwise, use glibc and link dynamically.
 121 ifeq ($(strip $(USE_KLIBC)),true)
 122         KLIBC_BASE      = $(PWD)/klibc
 123         KLIBC_DIR       = $(KLIBC_BASE)/klibc
 124         INCLUDE_DIR     := $(KLIBC_DIR)/include
 125         LINUX_INCLUDE_DIR       := $(KLIBC_BASE)/linux/include
 126         include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
 127         # arch specific objects
 128         ARCH_LIB_OBJS = \
 129                         $(KLIBC_DIR)/libc.a
 130
 131
 132         CRT0 = $(KLIBC_DIR)/crt0.o
 133         LIBC =  $(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
 134         CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(KLIBC_DIR)/arch/$(ARCH)/include \
 135                 -I$(INCLUDE_DIR)/bits$(BITSIZE) -I$(GCCINCDIR) -I$(LINUX_INCLUDE_DIR) \
 136                 -D__KLIBC__
 137         LIB_OBJS =
 138         LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
 139 else
 140         CRT0 =
 141         LIBC =
 142         CFLAGS += -I$(GCCINCDIR)
 143         LIB_OBJS = -lc
 144         LDFLAGS =
 145 endif
 146
 147 CFLAGS += -I$(PWD)/libsysfs
 148
 149 all: $(ROOT)
 150         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 151                 echo $$target ; \
 152                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 153                         -C $$target $@ ; \
 154         done ; \
 155
 156 $(ROOT): $(LIBC)
 157
 158 $(ARCH_LIB_OBJS) : $(CRT0)
 159
 160 $(CRT0):
 161         $(MAKE) -C klibc
 162
 163 TDB =   tdb/tdb.o       \
 164         tdb/spinlock.o
 165
 166 SYSFS = $(PWD)/libsysfs/sysfs_bus.o     \
 167         $(PWD)/libsysfs/sysfs_class.o   \
 168         $(PWD)/libsysfs/sysfs_device.o  \
 169         $(PWD)/libsysfs/sysfs_dir.o     \
 170         $(PWD)/libsysfs/sysfs_driver.o  \
 171         $(PWD)/libsysfs/sysfs_utils.o   \
 172         $(PWD)/libsysfs/dlist.o
 173
 174 OBJS =  udev.o          \
 175         udev_config.o   \
 176         udev-add.o      \
 177         udev-remove.o   \
 178         udevdb.o        \
 179         logging.o       \
 180         namedev.o       \
 181         namedev_parse.o \
 182         $(SYSFS)        \
 183         $(TDB)
 184
 185 ifeq ($(strip $(USE_KLIBC)),true)
 186         OBJS += klibc_fixups.o
 187 endif
 188
 189 ifeq ($(USE_DBUS), true)
 190         CFLAGS += -DUSE_DBUS
 191         CFLAGS += $(shell pkg-config --cflags dbus-1)
 192         LDFLAGS += $(shell pkg-config --libs dbus-1)
 193         OBJS += udev_dbus.o
 194 endif
 195
 196 # header files automatically generated
 197 GEN_HEADERS =   udev_version.h
 198
 199 # Rules on how to create the generated header files
 200 udev_version.h:
 201         @echo \#define UDEV_VERSION     \"$(VERSION)\" > $@
 202         @echo \#define UDEV_ROOT        \"$(udevdir)/\" >> $@
 203         @echo \#define UDEV_DB          \"$(udevdir)/\.udev.tdb\" >> $@
 204         @echo \#define UDEV_CONFIG_DIR  \"$(configdir)\" >> $@
 205         @echo \#define UDEV_CONFIG_FILE \"$(configdir)\udev.conf\" >> $@
 206         @echo \#define UDEV_RULES_FILE  \"$(configdir)\udev.rules\" >> $@
 207         @echo \#define UDEV_PERMISSION_FILE     \"$(configdir)\udev.permissions\" >> $@
 208
 209 # config files automatically generated
 210 GEN_CONFIGS =   $(LOCAL_CFG_DIR)/udev.conf
 211
 212 # Rules on how to create the generated config files
 213 $(LOCAL_CFG_DIR)/udev.conf:
 214         sed -e "s:@udevdir@:$(udevdir):" < $(LOCAL_CFG_DIR)/udev.conf.in > $@
 215
 216
 217 $(OBJS): $(GEN_HEADERS)
 218
 219 $(ROOT): $(OBJS) udev.h namedev.h udev_version.h udev_dbus.h udevdb.h klibc_fixups.h list.h
 220         $(LD) $(LDFLAGS) -o $(ROOT) $(CRT0) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 221         $(STRIPCMD) $(ROOT)
 222
 223 clean:
 224         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 225          | xargs rm -f
 226         -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS)
 227         $(MAKE) -C klibc clean
 228         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 229                 echo $$target ; \
 230                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 231                         -C $$target $@ ; \
 232         done ; \
 233
 234 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 )
 235 DISTDIR := $(RELEASE_NAME)
 236 srcdir = .
 237 release: clean
 238         @echo "--------------------------cut here------------------------"
 239         @echo "cd .."
 240         @echo "rm -rf $(DISTDIR)"
 241         @echo "mkdir $(DISTDIR)"
 242         @echo "chmod 777 $(DISTDIR)"
 243         @echo "cp -avr udev/* $(DISTDIR)"
 244         @echo "tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz"
 245         @echo "rm -rf $(DISTDIR)"
 246         @echo "--------------------------cut here------------------------"
 247
 248
 249 small_release: $(DISTFILES) clean
 250 #       @echo $(DISTFILES)
 251         @-rm -rf $(DISTDIR)
 252         @mkdir $(DISTDIR)
 253         @-chmod 777 $(DISTDIR)
 254         @for file in $(DISTFILES); do                   \
 255                 if test -d $$file; then                 \
 256                         mkdir $(DISTDIR)/$$file;        \
 257                 else                                    \
 258                         cp -p $$file $(DISTDIR)/$$file; \
 259                 fi;                                     \
 260         done
 261         @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 262         @rm -rf $(DISTDIR)
 263         @echo "Built $(RELEASE_NAME).tar.gz"
 264
 265
 266 ifeq ($(USE_DBUS), true)
 267 install-dbus-policy:
 268         $(INSTALL) -d $(DESTDIR)$(dbusdir)
 269         $(INSTALL_DATA) etc/dbus-1/system.d/udev_sysbus_policy.conf $(DESTDIR)$(dbusdir)
 270
 271 uninstall-dbus-policy:
 272         - rm $(DESTDIR)$(dbusdir)/udev_sysbus_policy.conf
 273 else
 274 install-dbus-policy:
 275         -
 276 uninstall-dbus-policy:
 277         -
 278 endif
 279
 280 install-config: $(GEN_CONFIGS)
 281         $(INSTALL) -d $(DESTDIR)$(configdir)
 282         @if [ ! -r $(DESTDIR)$(configdir)udev.conf ]; then \
 283                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 284                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
 285         fi
 286         @if [ ! -r $(DESTDIR)$(configdir)udev.rules ]; then \
 287                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir); \
 288                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir); \
 289         fi
 290         @if [ ! -r $(DESTDIR)$(configdir)udev.permissions ]; then \
 291                 echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir); \
 292                 $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir); \
 293         fi
 294
 295 install: install-config install-dbus-policy all
 296         $(INSTALL) -d $(DESTDIR)$(udevdir)
 297         $(INSTALL) -d $(DESTDIR)$(hotplugdir)
 298         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 299         @if [ "x$(USE_LSB)" = "xtrue" ]; then \
 300                 $(INSTALL_PROGRAM) -D etc/init.d/udev.init.LSB $(DESTDIR)$(initdir)/udev; \
 301                 ln -s $(DESTDIR)$(initdir)/udev $(sbin_dir)/rcudev; \
 302         else \
 303                 $(INSTALL_PROGRAM) -D etc/init.d/udev $(DESTDIR)$(initdir)/udev; \
 304         fi
 305         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 306         - rm -f $(DESTDIR)$(hotplugdir)/udev.hotplug
 307         - ln -f -s $(sbindir)/$(ROOT) $(DESTDIR)$(hotplugdir)/udev.hotplug
 308         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 309                 echo $$target ; \
 310                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 311                         -C $$target $@ ; \
 312         done ; \
 313
 314 uninstall: uninstall-dbus-policy
 315         - rm $(hotplugdir)/udev.hotplug
 316         - rm $(configdir)/udev.permissions
 317         - rm $(configdir)/udev.rules
 318         - rm $(configdir)/udev.conf
 319         - rm $(initdir)/udev
 320         - rm $(mandir)/man8/udev.8
 321         - rm $(sbindir)/$(ROOT)
 322         - rmdir $(hotplugdir)
 323         - rmdir $(configdir)
 324         - rmdir $(udevdir)
 325         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 326                 echo $$target ; \
 327                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 328                         -C $$target $@ ; \
 329         done ; \