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 DBUS = false
  26
  27
  28 ROOT =          udev
  29 VERSION =       008_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 srcdir = .
  44
  45 INSTALL = /usr/bin/install -c
  46 INSTALL_PROGRAM = ${INSTALL}
  47 INSTALL_DATA  = ${INSTALL} -m 644
  48 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
  49
  50 # To build any of the extras programs, run with:
  51 #       make EXTRAS="extras/a extras/b"
  52 EXTRAS=
  53
  54 # place to put our device nodes
  55 udevdir = ${prefix}/udev/
  56
  57 # Comment out this line to build with something other
  58 # than the local version of klibc
  59 #KLIBC = true
  60
  61 # If you are running a cross compiler, you may want to set this
  62 # to something more interesting, like "arm-linux-".  I you want
  63 # to compile vs uClibc, that can be done here as well.
  64 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
  65 CC = $(CROSS)gcc
  66 LD = $(CROSS)gcc
  67 AR = $(CROSS)ar
  68 STRIP = $(CROSS)strip
  69 RANLIB = $(CROSS)ranlib
  70
  71 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
  72
  73 # code taken from uClibc to determine the current arch
  74 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
  75         -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
  76
  77 # code taken from uClibc to determine the gcc include dir
  78 GCCINCDIR := ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
  79
  80 # code taken from uClibc to determine the libgcc.a filename
  81 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
  82
  83 # use '-Os' optimization if available, else use -O2
  84 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
  85                 then echo "-Os"; else echo "-O2" ; fi}
  86
  87 # add -Wredundant-decls when libsysfs gets cleaned up
  88 WARNINGS := -Wall -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
  89
  90 # Some nice architecture specific optimizations
  91 ifeq ($(strip $(TARGET_ARCH)),arm)
  92         OPTIMIZATION+=-fstrict-aliasing
  93 endif
  94 ifeq ($(strip $(TARGET_ARCH)),i386)
  95         OPTIMIZATION+=-march=i386
  96         OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
  97                 /dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
  98         OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
  99                 /dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
 100         CFLAGS+=-pipe
 101 else
 102         CFLAGS+=-pipe
 103 endif
 104
 105 # if DEBUG is enabled, then we do not strip or optimize
 106 ifeq ($(strip $(DEBUG)),true)
 107         CFLAGS  += $(WARNINGS) -O1 -g -DDEBUG -D_GNU_SOURCE
 108         LDFLAGS += -Wl,-warn-common
 109         STRIPCMD = /bin/true -Since_we_are_debugging
 110 else
 111         CFLAGS  += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
 112         LDFLAGS += -s -Wl,-warn-common
 113         STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 114 endif
 115
 116 # If we are using our version of klibc, then we need to build and link it.
 117 # Otherwise, use glibc and link statically.
 118 ifeq ($(strip $(KLIBC)),true)
 119         KLIBC_BASE      = $(PWD)/klibc
 120         KLIBC_DIR       = $(KLIBC_BASE)/klibc
 121         INCLUDE_DIR     := $(KLIBC_DIR)/include
 122         LINUX_INCLUDE_DIR       := $(KLIBC_BASE)/linux/include
 123         include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
 124         # arch specific objects
 125         ARCH_LIB_OBJS = \
 126                         $(KLIBC_DIR)/libc.a
 127
 128
 129         CRT0 = $(KLIBC_DIR)/crt0.o
 130         LIBC =  $(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
 131         CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(KLIBC_DIR)/arch/$(ARCH)/include \
 132                 -I$(INCLUDE_DIR)/bits$(BITSIZE) -I$(GCCINCDIR) -I$(LINUX_INCLUDE_DIR) \
 133                 -D__KLIBC__
 134         LIB_OBJS =
 135         LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
 136 else
 137         CRT0 =
 138         LIBC =
 139         CFLAGS += -I$(GCCINCDIR)
 140         LIB_OBJS = -lc
 141         LDFLAGS = --static
 142 endif
 143
 144 CFLAGS += -I$(PWD)/libsysfs
 145
 146 all: $(ROOT)
 147         @for target in $(EXTRAS) ; do \
 148                 echo $$target ; \
 149                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 150                         -C $$target $@ ; \
 151         done ; \
 152
 153 $(ROOT): $(LIBC)
 154
 155 $(ARCH_LIB_OBJS) : $(CRT0)
 156
 157 $(CRT0):
 158         $(MAKE) -C klibc
 159
 160 TDB =   tdb/tdb.o       \
 161         tdb/spinlock.o
 162
 163 SYSFS = $(PWD)/libsysfs/sysfs_bus.o     \
 164         $(PWD)/libsysfs/sysfs_class.o   \
 165         $(PWD)/libsysfs/sysfs_device.o  \
 166         $(PWD)/libsysfs/sysfs_dir.o     \
 167         $(PWD)/libsysfs/sysfs_driver.o  \
 168         $(PWD)/libsysfs/sysfs_utils.o   \
 169         $(PWD)/libsysfs/dlist.o
 170
 171 OBJS =  udev.o          \
 172         udev_config.o   \
 173         udev-add.o      \
 174         udev-remove.o   \
 175         udevdb.o        \
 176         logging.o       \
 177         namedev.o       \
 178         namedev_parse.o \
 179         $(SYSFS)        \
 180         $(TDB)
 181
 182 ifeq ($(strip $(KLIBC)),true)
 183         OBJS += klibc_fixups.o
 184 endif
 185
 186 ifeq ($(DBUS), true)
 187         CFLAGS += -DUSE_DBUS
 188         CFLAGS += $(shell pkg-config --cflags dbus-1)
 189         LDFLAGS += $(shell pkg-config --libs dbus-1)
 190         OBJS += udev_dbus.o
 191 endif
 192
 193 # header files automatically generated
 194 GEN_HEADERS =   udev_version.h
 195
 196 # Rules on how to create the generated header files
 197 udev_version.h:
 198         @echo \#define UDEV_VERSION     \"$(VERSION)\" > $@
 199         @echo \#define UDEV_ROOT        \"$(udevdir)\" >> $@
 200         @echo \#define UDEV_DB          \"$(udevdir)\.udev.tdb\" >> $@
 201         @echo \#define UDEV_CONFIG_DIR  \"$(configdir)\" >> $@
 202         @echo \#define UDEV_CONFIG_FILE \"$(configdir)\udev.conf\" >> $@
 203         @echo \#define UDEV_RULES_FILE  \"$(configdir)\udev.rules\" >> $@
 204         @echo \#define UDEV_PERMISSION_FILE     \"$(configdir)\udev.permissions\" >> $@
 205
 206 $(OBJS): $(GEN_HEADERS)
 207
 208 $(ROOT): $(OBJS)
 209         $(LD) $(LDFLAGS) -o $(ROOT) $(CRT0) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 210         $(STRIPCMD) $(ROOT)
 211
 212 clean:
 213         -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 214          | xargs rm -f
 215         -rm -f core $(ROOT) $(GEN_HEADERS)
 216         $(MAKE) -C klibc clean
 217         @for target in $(EXTRAS) ; do \
 218                 echo $$target ; \
 219                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 220                         -C $$target $@ ; \
 221         done ; \
 222
 223 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 )
 224 DISTDIR := $(RELEASE_NAME)
 225 srcdir = .
 226 release: clean
 227         @echo "--------------------------cut here------------------------"
 228         @echo "cd .."
 229         @echo "rm -rf $(DISTDIR)"
 230         @echo "mkdir $(DISTDIR)"
 231         @echo "chmod 777 $(DISTDIR)"
 232         @echo "cp -avr udev/* $(DISTDIR)"
 233         @echo "tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz"
 234         @echo "rm -rf $(DISTDIR)"
 235         @echo "--------------------------cut here------------------------"
 236
 237
 238 small_release: $(DISTFILES) clean
 239 #       @echo $(DISTFILES)
 240         @-rm -rf $(DISTDIR)
 241         @mkdir $(DISTDIR)
 242         @-chmod 777 $(DISTDIR)
 243         @for file in $(DISTFILES); do                   \
 244                 if test -d $$file; then                 \
 245                         mkdir $(DISTDIR)/$$file;        \
 246                 else                                    \
 247                         cp -p $$file $(DISTDIR)/$$file; \
 248                 fi;                                     \
 249         done
 250         @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
 251         @rm -rf $(DISTDIR)
 252         @echo "Built $(RELEASE_NAME).tar.gz"
 253
 254
 255 ifeq ($(DBUS), true)
 256 install-dbus-policy:
 257         $(INSTALL) -d $(DESTDIR)$(dbusdir)
 258         $(INSTALL_DATA) udev_sysbus_policy.conf $(DESTDIR)$(dbusdir)
 259 uninstall-dbus-policy:
 260         - rm $(DESTDIR)$(dbusdir)/udev_sysbus_policy.conf
 261 else
 262 install-dbus-policy:
 263         -
 264 uninstall-dbus-policy:
 265         -
 266 endif
 267
 268 install: install-dbus-policy all
 269         $(INSTALL) -d $(DESTDIR)$(udevdir)
 270         $(INSTALL) -d $(DESTDIR)$(configdir)
 271         $(INSTALL) -d $(DESTDIR)$(hotplugdir)
 272         $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
 273         $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
 274         $(INSTALL_DATA) udev.conf $(DESTDIR)$(configdir)
 275         $(INSTALL_DATA) udev.rules $(DESTDIR)$(configdir)
 276         $(INSTALL_DATA) udev.permissions $(DESTDIR)$(configdir)
 277         - rm -f $(DESTDIR)$(hotplugdir)/udev.hotplug
 278         - ln -s $(sbindir)/$(ROOT) $(DESTDIR)$(hotplugdir)/udev.hotplug
 279         @for target in $(EXTRAS) ; do \
 280                 echo $$target ; \
 281                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 282                         -C $$target $@ ; \
 283         done ; \
 284
 285 uninstall: uninstall-dbus-policy
 286         - rm $(hotplugdir)/udev.hotplug
 287         - rm $(configdir)/udev.permissions
 288         - rm $(configdir)/udev.rules
 289         - rm $(configdir)/udev.conf
 290         - rm $(mandir)/man8/udev.8
 291         - rm $(sbindir)/$(ROOT)
 292         - rmdir $(hotplugdir)
 293         - rmdir $(configdir)
 294         - rmdir $(udevdir)
 295         @for target in $(EXTRAS) ; do \
 296                 echo $$target ; \
 297                 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
 298                         -C $$target $@ ; \
 299         done ; \
 300
 301