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 =       011_bk
  30 INSTALL_DIR =   /usr/local/bin
  31 RELEASE_NAME =  $(ROOT)-$(VERSION)
  32
  33 DESTDIR =
  34 # override this to make udev look in a different location for it's config files
  35 prefix =
  36 exec_prefix =   ${prefix}
  37 etcdir =        ${prefix}/etc
  38 sbindir =       ${exec_prefix}/sbin
  39 mandir =        ${prefix}/usr/share/man
  40 hotplugdir =    ${etcdir}/hotplug.d/default
  41 dbusdir =       ${etcdir}/dbus-1/system.d
  42 configdir =     ${etcdir}/udev/
  43 initdir =       ${etcdir}/init.d/
  44 srcdir = .
  45
  46 INSTALL = /usr/bin/install -c
  47 INSTALL_PROGRAM = ${INSTALL}
  48 INSTALL_DATA  = ${INSTALL} -m 644
  49 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
  50
  51 # To build any of the extras programs, run with:
  52 #       make EXTRAS="extras/a extras/b"
  53 EXTRAS=
  54
  55 # place to put our device nodes
  56 udevdir = ${prefix}/udev
  57
  58 # Comment out this line to build with something other
  59 # than the local version of klibc
  60 #USE_KLIBC = true
  61
  62 # If you are running a cross compiler, you may want to set this
  63 # to something more interesting, like "arm-linux-".  I you want
  64 # to compile vs uClibc, that can be done here as well.
  65 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
  66 CC = $(CROSS)gcc
  67 LD = $(CROSS)gcc
  68 AR = $(CROSS)ar
  69 STRIP = $(CROSS)strip
  70 RANLIB = $(CROSS)ranlib
  71
  72 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
  73
  74 # code taken from uClibc to determine the current arch
  75 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
  76         -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
  77
  78 # code taken from uClibc to determine the gcc include dir
  79 GCCINCDIR := ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
  80
  81 # code taken from uClibc to determine the libgcc.a filename
  82 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
  83
  84 # use '-Os' optimization if available, else use -O2
  85 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
  86                 then echo "-Os"; else echo "-O2" ; fi}
  87
  88 # add -Wredundant-decls when libsysfs gets cleaned up
  89 WARNINGS := -Wall -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
  90
  91 # Some nice architecture specific optimizations
  92 ifeq ($(strip $(TARGET_ARCH)),arm)
  93         OPTIMIZATION+=-fstrict-aliasing
  94 endif
  95 ifeq ($(strip $(TARGET_ARCH)),i386)
  96         OPTIMIZATION+=-march=i386
  97         OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
  98                 /dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
  99         OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
 100                 /dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
 101         CFLAGS+=-pipe
 102 else
 103         CFLAGS+=-pipe
 104 endif
 105
 106 # if DEBUG is enabled, then we do not strip or optimize
 107 ifeq ($(strip $(DEBUG)),true)
 108         CFLAGS  += $(WARNINGS) -O1 -g -DDEBUG -D_GNU_SOURCE
 109         LDFLAGS += -Wl,-warn-common
 110         STRIPCMD = /bin/true -Since_we_are_debugging
 111 else
 112         CFLAGS  += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
 113         LDFLAGS += -s -Wl,-warn-common
 114         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 115 endif
 116
 117 # If we are using our version of klibc, then we need to build and link it.
 118 # Otherwise, use glibc and link statically.
 119 ifeq ($(strip $(USE_KLIBC)),true)
 120         KLIBC_BASE      = $(PWD)/klibc
 121         KLIBC_DIR       = $(KLIBC_BASE)/klibc
 122         INCLUDE_DIR     := $(KLIBC_DIR)/include
 123         LINUX_INCLUDE_DIR       := $(KLIBC_BASE)/linux/include
 124         include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
 125         # arch specific objects
 126         ARCH_LIB_OBJS = \
 127                         $(KLIBC_DIR)/libc.a
 128
 129
 130         CRT0 = $(KLIBC_DIR)/crt0.o
 131         LIBC =  $(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
 132         CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(KLIBC_DIR)/arch/$(ARCH)/include \
 133                 -I$(INCLUDE_DIR)/bits$(BITSIZE) -I$(GCCINCDIR) -I$(LINUX_INCLUDE_DIR) \
 134                 -D__KLIBC__
 135         LIB_OBJS =
 136         LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
 137 else
 138         CRT0 =
 139         LIBC =
 140         CFLAGS += -I$(GCCINCDIR)
 141         LIB_OBJS = -lc
 142         LDFLAGS = --static
 143 endif
 144
 145 CFLAGS += -I$(PWD)/libsysfs
 146
 147 all: $(ROOT)
 148         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 149                 echo $$target ; \
 150                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 151                         -C $$target $@ ; \
 152         done ; \
 153
 154 $(ROOT): $(LIBC)
 155
 156 $(ARCH_LIB_OBJS) : $(CRT0)
 157
 158 $(CRT0):
 159         $(MAKE) -C klibc
 160
 161 TDB =   tdb/tdb.o       \
 162         tdb/spinlock.o
 163
 164 SYSFS = $(PWD)/libsysfs/sysfs_bus.o     \
 165         $(PWD)/libsysfs/sysfs_class.o   \
 166         $(PWD)/libsysfs/sysfs_device.o  \
 167         $(PWD)/libsysfs/sysfs_dir.o     \
 168         $(PWD)/libsysfs/sysfs_driver.o  \
 169         $(PWD)/libsysfs/sysfs_utils.o   \
 170         $(PWD)/libsysfs/dlist.o
 171
 172 OBJS =  udev.o          \
 173         udev_config.o   \
 174         udev-add.o      \
 175         udev-remove.o   \
 176         udevdb.o        \
 177         logging.o       \
 178         namedev.o       \
 179         namedev_parse.o \
 180         $(SYSFS)        \
 181         $(TDB)
 182
 183 ifeq ($(strip $(USE_KLIBC)),true)
 184         OBJS += klibc_fixups.o
 185 endif
 186
 187 ifeq ($(USE_DBUS), true)
 188         CFLAGS += -DUSE_DBUS
 189         CFLAGS += $(shell pkg-config --cflags dbus-1)
 190         LDFLAGS += $(shell pkg-config --libs dbus-1)
 191         OBJS += udev_dbus.o
 192 endif
 193
 194 # header files automatically generated
 195 GEN_HEADERS =   udev_version.h
 196
 197 # Rules on how to create the generated header files
 198 udev_version.h:
 199         @echo \#define UDEV_VERSION     \"$(VERSION)\" > $@
 200         @echo \#define UDEV_ROOT        \"$(udevdir)/\" >> $@
 201         @echo \#define UDEV_DB          \"$(udevdir)/\.udev.tdb\" >> $@
 202         @echo \#define UDEV_CONFIG_DIR  \"$(configdir)\" >> $@
 203         @echo \#define UDEV_CONFIG_FILE \"$(configdir)\udev.conf\" >> $@
 204         @echo \#define UDEV_RULES_FILE  \"$(configdir)\udev.rules\" >> $@
 205         @echo \#define UDEV_PERMISSION_FILE     \"$(configdir)\udev.permissions\" >> $@
 206
 207 # config files automatically generated
 208 GEN_CONFIGS =   udev.conf
 209
 210 # Rules on how to create the generated config files
 211 udev.conf:
 212         sed -e "s:@udevdir@:$(udevdir):" < udev.conf.in > $@
 213
 214
 215 $(OBJS): $(GEN_HEADERS)
 216
 217 $(ROOT): $(OBJS) udev.h namedev.h udev_version.h udev_dbus.h udevdb.h klibc_fixups.h list.h
 218         $(LD) $(LDFLAGS) -o $(ROOT) $(CRT0) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 219         $(STRIPCMD) $(ROOT)
 220
 221 clean:
 222         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 223          | xargs rm -f
 224         -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS)
 225         $(MAKE) -C klibc clean
 226         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 227                 echo $$target ; \
 228                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 229                         -C $$target $@ ; \
 230         done ; \
 231
 232 DISTFILES = $(shell find . \( -not -name '.' \) -print | grep -v CVS | grep -v "\.tar\.gz" | grep -v "\/\." | grep -v releases | grep -v BitKeeper | grep -v SCCS | grep -v "\.tdb" | grep -v "test\/sys" | sort )
 233 DISTDIR := $(RELEASE_NAME)
 234 srcdir = .
 235 release: clean
 236         @echo "--------------------------cut here------------------------"
 237         @echo "cd .."
 238         @echo "rm -rf $(DISTDIR)"
 239         @echo "mkdir $(DISTDIR)"
 240         @echo "chmod 777 $(DISTDIR)"
 241         @echo "cp -avr udev/* $(DISTDIR)"
 242         @echo "tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz"
 243         @echo "rm -rf $(DISTDIR)"
 244         @echo "--------------------------cut here------------------------"
 245
 246
 247 small_release: $(DISTFILES) clean
 248 #       @echo $(DISTFILES)
 249         @-rm -rf $(DISTDIR)
 250         @mkdir $(DISTDIR)
 251         @-chmod 777 $(DISTDIR)
 252         @for file in $(DISTFILES); do                   \
 253                 if test -d $$file; then                 \
 254                         mkdir $(DISTDIR)/$$file;        \
 255                 else                                    \
 256                         cp -p $$file $(DISTDIR)/$$file; \
 257                 fi;                                     \
 258         done
 259         @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 260         @rm -rf $(DISTDIR)
 261         @echo "Built $(RELEASE_NAME).tar.gz"
 262
 263
 264 ifeq ($(USE_DBUS), true)
 265 install-dbus-policy:
 266         $(INSTALL) -d $(DESTDIR)$(dbusdir)
 267         $(INSTALL_DATA) udev_sysbus_policy.conf $(DESTDIR)$(dbusdir)
 268 uninstall-dbus-policy:
 269         - rm $(DESTDIR)$(dbusdir)/udev_sysbus_policy.conf
 270 else
 271 install-dbus-policy:
 272         -
 273 uninstall-dbus-policy:
 274         -
 275 endif
 276
 277 install-config: $(GEN_CONFIGS)
 278         $(INSTALL) -d $(DESTDIR)$(configdir)
 279         @if [ ! -r $(DESTDIR)$(configdir)udev.conf ]; then \
 280                 echo $(INSTALL_DATA) udev.conf $(DESTDIR)$(configdir); \
 281                 $(INSTALL_DATA) udev.conf $(DESTDIR)$(configdir); \
 282         fi
 283         @if [ ! -r $(DESTDIR)$(configdir)udev.rules ]; then \
 284                 echo $(INSTALL_DATA) udev.rules $(DESTDIR)$(configdir); \
 285                 $(INSTALL_DATA) udev.rules $(DESTDIR)$(configdir); \
 286         fi
 287         @if [ ! -r $(DESTDIR)$(configdir)udev.permissions ]; then \
 288                 echo $(INSTALL_DATA) udev.permissions $(DESTDIR)$(configdir); \
 289                 $(INSTALL_DATA) udev.permissions $(DESTDIR)$(configdir); \
 290         fi
 291
 292
 293
 294 install: install-config install-dbus-policy all
 295         $(INSTALL) -d $(DESTDIR)$(udevdir)
 296         $(INSTALL) -d $(DESTDIR)$(hotplugdir)
 297         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 298         $(INSTALL_PROGRAM) -D etc/init.d/udev $(DESTDIR)$(initdir)/udev
 299         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 300         - rm -f $(DESTDIR)$(hotplugdir)/udev.hotplug
 301         - ln -f -s $(sbindir)/$(ROOT) $(DESTDIR)$(hotplugdir)/udev.hotplug
 302         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 303                 echo $$target ; \
 304                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 305                         -C $$target $@ ; \
 306         done ; \
 307
 308 uninstall: uninstall-dbus-policy
 309         - rm $(hotplugdir)/udev.hotplug
 310         - rm $(configdir)/udev.permissions
 311         - rm $(configdir)/udev.rules
 312         - rm $(configdir)/udev.conf
 313         - rm $(initdir)/udev
 314         - rm $(mandir)/man8/udev.8
 315         - rm $(sbindir)/$(ROOT)
 316         - rmdir $(hotplugdir)
 317         - rmdir $(configdir)
 318         - rmdir $(udevdir)
 319         @extras="$(EXTRAS)" ; for target in $$extras ; do \
 320                 echo $$target ; \
 321                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 322                         -C $$target $@ ; \
 323         done ; \
 324
 325