+if ENABLE_EXTRAS
+# ------------------------------------------------------------------------------
+# conditional extras (need glib, libusb, libacl, ...)
+# ------------------------------------------------------------------------------
+dist_udevrules_DATA += \
+ rules/rules.d/75-net-description.rules \
+ rules/rules.d/75-tty-description.rules \
+ rules/rules.d/78-sound-card.rules
+
+# ------------------------------------------------------------------------------
+# GUdev - libudev gobject interface
+# ------------------------------------------------------------------------------
+LIBGUDEV_CURRENT=0
+LIBGUDEV_REVISION=1
+LIBGUDEV_AGE=0
+
+SUBDIRS += extras/gudev/docs
+
+libgudev_includedir=$(includedir)/gudev-1.0/gudev
+libgudev_include_HEADERS = \
+ extras/gudev/gudev.h \
+ extras/gudev/gudevenums.h \
+ extras/gudev/gudevenumtypes.h \
+ extras/gudev/gudevtypes.h \
+ extras/gudev/gudevclient.h \
+ extras/gudev/gudevdevice.h
+
+lib_LTLIBRARIES += extras/gudev/libgudev-1.0.la
+pkgconfig_DATA += extras/gudev/gudev-1.0.pc
+
+extras_gudev_libgudev_1_0_la_SOURCES = \
+ extras/gudev/gudevenums.h \
+ extras/gudev/gudevenumtypes.h \
+ extras/gudev/gudevenumtypes.h\
+ extras/gudev/gudevtypes.h \
+ extras/gudev/gudevclient.h \
+ extras/gudev/gudevclient.c \
+ extras/gudev/gudevdevice.h \
+ extras/gudev/gudevdevice.c \
+ extras/gudev/gudevprivate.h
+
+dist_extras_gudev_libgudev_1_0_la_SOURCES = \
+ extras/gudev/gudevmarshal.h \
+ extras/gudev/gudevmarshal.c \
+ extras/gudev/gudevenumtypes.h \
+ extras/gudev/gudevenumtypes.c
+BUILT_SOURCES = $(dist_extras_gudev_libgudev_1_0_la_SOURCES)
+
+extras_gudev_libgudev_1_0_la_CPPFLAGS = \
+ $(AM_CPPFLAGS) \
+ -I$(top_builddir)/extras \
+ -I$(top_srcdir)/extras \
+ -I$(top_builddir)/extras/gudev \
+ -I$(top_srcdir)/extras/gudev \
+ -D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT \
+ -D_GUDEV_COMPILATION \
+ -DG_LOG_DOMAIN=\"GUdev\"
+extras_gudev_libgudev_1_0_la_CFLAGS = $(GLIB_CFLAGS)
+extras_gudev_libgudev_1_0_la_LIBADD = libudev/libudev.la $(GLIB_LIBS)
+
+extras_gudev_libgudev_1_0_la_LDFLAGS = \
+ -version-info $(LIBGUDEV_CURRENT):$(LIBGUDEV_REVISION):$(LIBGUDEV_AGE) \
+ -export-dynamic -no-undefined \
+ -export-symbols-regex '^g_udev_.*'
+
+EXTRA_DIST += \
+ extras/gudev/COPYING \
+ extras/gudev/gudevmarshal.list \
+ extras/gudev/gudevenumtypes.h.template \
+ extras/gudev/gudevenumtypes.c.template
+
+extras/gudev/gudevmarshal.h: extras/gudev/gudevmarshal.list
+ $(AM_V_GEN)glib-genmarshal $< --prefix=g_udev_marshal --header > $@
+
+extras/gudev/gudevmarshal.c: extras/gudev/gudevmarshal.list
+ $(AM_V_GEN)echo "#include \"gudevmarshal.h\"" > $@ && \
+ glib-genmarshal $< --prefix=g_udev_marshal --body >> $@
+
+extras/gudev/gudevenumtypes.h: extras/gudev/gudevenumtypes.h.template extras/gudev/gudevenums.h
+ $(AM_V_GEN)glib-mkenums --template $^ > \
+ $@.tmp && mv $@.tmp $@
+
+extras/gudev/gudevenumtypes.c: extras/gudev/gudevenumtypes.c.template extras/gudev/gudevenums.h
+ $(AM_V_GEN)glib-mkenums --template $^ > \
+ $@.tmp && mv $@.tmp $@
+
+if ENABLE_INTROSPECTION
+extras/gudev/GUdev-1.0.gir: extras/gudev/libgudev-1.0.la $(G_IR_SCANNER) Makefile.am
+ $(AM_V_GEN)PKG_CONFIG_PATH=$(top_builddir)/data:$$PKG_CONFIG_PATH \
+ LD_LIBRARY_PATH=$(top_builddir)/extras/gudev:$$LD_LIBRARY_PATH \
+ $(G_IR_SCANNER) -v \
+ --namespace GUdev \
+ --nsversion=1.0 \
+ --include=GObject-2.0 \
+ --library=gudev-1.0 \
+ --library-path=extras/gudev \
+ --output $@ \
+ --pkg=glib-2.0 \
+ --pkg=gobject-2.0 \
+ -I$(top_builddir)/extras \
+ -I$(top_srcdir)/extras \
+ -D_GUDEV_COMPILATION \
+ -D_GUDEV_WORK_AROUND_DEV_T_BUG \
+ $(top_srcdir)/extras/gudev/gudev.h \
+ $(top_srcdir)/extras/gudev/gudevtypes.h \
+ $(top_srcdir)/extras/gudev/gudevenums.h \
+ $(or $(wildcard $(top_builddir)/extras/gudev/gudevenumtypes.h),$(top_srcdir)/extras/gudev/gudevenumtypes.h) \
+ $(top_srcdir)/extras/gudev/gudevclient.h \
+ $(top_srcdir)/extras/gudev/gudevdevice.h \
+ $(top_srcdir)/extras/gudev/gudevclient.c \
+ $(top_srcdir)/extras/gudev/gudevdevice.c
+
+extras/gudev/GUdev-1.0.typelib: extras/gudev/GUdev-1.0.gir $(G_IR_COMPILER)
+ $(AM_V_GEN)g-ir-compiler $< -o $@
+
+girdir = $(GIRDIR)
+gir_DATA = extras/gudev/GUdev-1.0.gir
+
+typelibsdir = $(GIRTYPELIBDIR)
+typelibs_DATA = extras/gudev/GUdev-1.0.typelib
+
+CLEANFILES += $(gir_DATA) $(typelibs_DATA)
+endif # ENABLE_INTROSPECTION
+
+# ------------------------------------------------------------------------------
+# Bluetooth HID devices with special magic to switch the device
+# ------------------------------------------------------------------------------
+extras_hid2hci_hid2hci_SOURCES = extras/hid2hci/hid2hci.c
+extras_hid2hci_hid2hci_CPPFLAGS = $(AM_CPPFLAGS) $(LIBUSB_CFLAGS)
+extras_hid2hci_hid2hci_LDADD = libudev/libudev-private.la $(LIBUSB_LIBS)
+dist_udevrules_DATA += extras/hid2hci/70-hid2hci.rules
+libexec_PROGRAMS += extras/hid2hci/hid2hci
+
+# ------------------------------------------------------------------------------
+# udev_acl - apply ACLs for users with local forground sessions
+# ------------------------------------------------------------------------------
+extras_udev_acl_udev_acl_SOURCES = extras/udev-acl/udev-acl.c
+extras_udev_acl_udev_acl_CPPFLAGS = $(AM_CPPFLAGS) $(GLIB_CFLAGS)
+extras_udev_acl_udev_acl_LDADD = libudev/libudev-private.la -lacl $(GLIB_LIBS)
+dist_udevrules_DATA += extras/udev-acl/70-acl.rules
+libexec_PROGRAMS += extras/udev-acl/udev-acl
+
+udevacl-install-hook:
+ mkdir -p $(DESTDIR)$(prefix)/lib/ConsoleKit/run-seat.d
+ ln -sf $(libexecdir)/udev-acl $(DESTDIR)$(prefix)/lib/ConsoleKit/run-seat.d/udev-acl.ck
+
+INSTALL_EXEC_HOOKS += udevacl-install-hook
+
+# ------------------------------------------------------------------------------
+# usb-db - read USB vendor/device string database
+# ------------------------------------------------------------------------------
+extras_usb_db_usb_db_SOURCES = extras/usb-db/usb-db.c
+extras_usb_db_usb_db_CPPFLAGS = $(AM_CPPFLAGS) -DUSB_DATABASE=\"$(USB_DATABASE)\" -DBUILD_FOR_USB
+extras_usb_db_usb_db_LDADD = libudev/libudev-private.la
+libexec_PROGRAMS += extras/usb-db/usb-db
+
+# ------------------------------------------------------------------------------
+# pci-db - read PCI vendor/device string database
+# ------------------------------------------------------------------------------
+extras_usb_db_pci_db_SOURCES = extras/usb-db/usb-db.c
+extras_usb_db_pci_db_CPPFLAGS = $(AM_CPPFLAGS) -DPCI_DATABASE=\"$(PCI_DATABASE)\" -DBUILD_FOR_PCI
+extras_usb_db_pci_db_LDADD = libudev/libudev-private.la
+libexec_PROGRAMS += extras/usb-db/pci-db
+
+# ------------------------------------------------------------------------------
+# mobile-action-modeswitch - switch Mobile Action cables into serial mode
+# ------------------------------------------------------------------------------
+extras_mobile_action_modeswitch_mobile_action_modeswitch_SOURCES =\
+ extras/mobile-action-modeswitch/mobile-action-modeswitch.c \
+ extras/mobile-action-modeswitch/utils.c \
+ extras/mobile-action-modeswitch/utils.h \
+ extras/mobile-action-modeswitch/ma8280p_us.c \
+ extras/mobile-action-modeswitch/ma8280p_us.h
+extras_mobile_action_modeswitch_mobile_action_modeswitch_CPPFLAGS = $(AM_CPPFLAGS) $(LIBUSB_CFLAGS)
+extras_mobile_action_modeswitch_mobile_action_modeswitch_LDADD = libudev/libudev-private.la $(LIBUSB_LIBS)
+
+dist_udevrules_DATA += \
+ extras/mobile-action-modeswitch/61-mobile-action.rules
+
+libexec_PROGRAMS += extras/mobile-action-modeswitch/mobile-action-modeswitch
+
+# ------------------------------------------------------------------------------
+# mtd_probe - autoloads FTL module for mtd devices
+# ------------------------------------------------------------------------------
+extras_mtd_probe_mtd_probe_SOURCES = \
+ extras/mtd_probe/mtd_probe.c \
+ extras/mtd_probe/mtd_probe.h \
+ extras/mtd_probe/probe_smartmedia.c
+
+extras_mtd_probe_mtd_probe_CPPFLAGS = $(AM_CPPFLAGS)
+
+dist_udevrules_DATA += extras/mtd_probe/75-probe_mtd.rules
+
+libexec_PROGRAMS += extras/mtd_probe/mtd_probe
+
+
+# ------------------------------------------------------------------------------
+# keymap - map custom hardware's multimedia keys
+# ------------------------------------------------------------------------------
+extras_keymap_keymap_SOURCES = extras/keymap/keymap.c
+extras_keymap_keymap_CPPFLAGS = $(AM_CPPFLAGS) -I extras/keymap
+nodist_extras_keymap_keymap_SOURCES = \
+ extras/keymap/keys-from-name.h \
+ extras/keymap/keys-to-name.h
+BUILT_SOURCES += $(nodist_extras_keymap_keymap_SOURCES)
+
+EXTRA_DIST += extras/keymap/check-keymaps.sh
+dist_udevrules_DATA += extras/keymap/95-keymap.rules
+dist_udevrules_DATA += extras/keymap/95-keyboard-force-release.rules
+libexec_PROGRAMS += extras/keymap/keymap
+dist_libexec_SCRIPTS += extras/keymap/findkeyboards
+dist_libexec_SCRIPTS += extras/keymap/keyboard-force-release.sh
+dist_doc_DATA = extras/keymap/README.keymap.txt
+
+CLEANFILES += \
+ extras/keymap/keys.txt \
+ extras/keymap/keys-from-name.gperf
+
+udevkeymapdir = $(libexecdir)/keymaps
+dist_udevkeymap_DATA = \
+ extras/keymap/keymaps/acer \
+ extras/keymap/keymaps/acer-aspire_5720 \
+ extras/keymap/keymaps/acer-aspire_5920g \
+ extras/keymap/keymaps/acer-aspire_6920 \
+ extras/keymap/keymaps/acer-travelmate_c300 \
+ extras/keymap/keymaps/asus \
+ extras/keymap/keymaps/compaq-e_evo \
+ extras/keymap/keymaps/dell \
+ extras/keymap/keymaps/everex-xt5000 \
+ extras/keymap/keymaps/fujitsu-amilo_pa_2548 \
+ extras/keymap/keymaps/fujitsu-amilo_pro_edition_v3505 \
+ extras/keymap/keymaps/fujitsu-amilo_pro_v3205 \
+ extras/keymap/keymaps/fujitsu-amilo_si_1520 \
+ extras/keymap/keymaps/fujitsu-esprimo_mobile_v5 \
+ extras/keymap/keymaps/fujitsu-esprimo_mobile_v6 \
+ extras/keymap/keymaps/hewlett-packard \
+ extras/keymap/keymaps/hewlett-packard-2510p_2530p \
+ extras/keymap/keymaps/hewlett-packard-compaq_elitebook \
+ extras/keymap/keymaps/hewlett-packard-pavilion \
+ extras/keymap/keymaps/hewlett-packard-presario-2100 \
+ extras/keymap/keymaps/hewlett-packard-tablet \
+ extras/keymap/keymaps/hewlett-packard-tx2 \
+ extras/keymap/keymaps/ibm-thinkpad-usb-keyboard-trackpoint \
+ extras/keymap/keymaps/inventec-symphony_6.0_7.0 \
+ extras/keymap/keymaps/lenovo-3000 \
+ extras/keymap/keymaps/lenovo-ideapad \
+ extras/keymap/keymaps/lenovo-thinkpad-usb-keyboard-trackpoint \
+ extras/keymap/keymaps/lenovo-thinkpad_x6_tablet \
+ extras/keymap/keymaps/lenovo-thinkpad_x200_tablet \
+ extras/keymap/keymaps/lg-x110 \
+ extras/keymap/keymaps/logitech-wave \
+ extras/keymap/keymaps/logitech-wave-cordless \
+ extras/keymap/keymaps/logitech-wave-pro-cordless \
+ extras/keymap/keymaps/maxdata-pro_7000 \
+ extras/keymap/keymaps/medion-fid2060 \
+ extras/keymap/keymaps/medionnb-a555 \
+ extras/keymap/keymaps/micro-star \
+ extras/keymap/keymaps/module-asus-w3j \
+ extras/keymap/keymaps/module-ibm \
+ extras/keymap/keymaps/module-lenovo \
+ extras/keymap/keymaps/module-sony \
+ extras/keymap/keymaps/module-sony-old \
+ extras/keymap/keymaps/olpc-xo \
+ extras/keymap/keymaps/onkyo \
+ extras/keymap/keymaps/oqo-model2 \
+ extras/keymap/keymaps/samsung-other \
+ extras/keymap/keymaps/samsung-sq1us \
+ extras/keymap/keymaps/samsung-sx20s \
+ extras/keymap/keymaps/toshiba-satellite_a100 \
+ extras/keymap/keymaps/toshiba-satellite_a110 \
+ extras/keymap/keymaps/toshiba-satellite_m30x \
+ extras/keymap/keymaps/zepto-znote
+
+udevkeymapforcereldir = $(libexecdir)/keymaps/force-release
+dist_udevkeymapforcerel_DATA = \
+ extras/keymap/force-release-maps/samsung-other \
+ extras/keymap/force-release-maps/common-volume-keys
+
+extras/keymap/keys.txt: $(INCLUDE_PREFIX)/linux/input.h
+ $(AM_V_at)mkdir -p extras/keymap
+ $(AM_V_GEN)$(AWK) '/^#define.*KEY_[^ ]+[ \t]+[0-9]/ { if ($$2 != "KEY_MAX") { print $$2 } }' < $< | sed 's/^KEY_COFFEE$$/KEY_SCREENLOCK/' > $@
+
+extras/keymap/keys-from-name.gperf: extras/keymap/keys.txt
+ $(AM_V_GEN)$(AWK) 'BEGIN{ print "struct key { const char* name; unsigned short id; };"; print "%null-strings"; print "%%";} { print $$1 ", " $$1 }' < $< > $@
+
+extras/keymap/keys-from-name.h: extras/keymap/keys-from-name.gperf Makefile
+ $(AM_V_GEN)$(GPERF) -L ANSI-C -t --ignore-case -N lookup_key -H hash_key_name -p -C < $< > $@
+
+extras/keymap/keys-to-name.h: extras/keymap/keys.txt Makefile
+ $(AM_V_GEN)$(AWK) 'BEGIN{ print "const char* const key_names[KEY_CNT] = { "} { print "[" $$1 "] = \"" $$1 "\"," } END{print "};"}' < $< > $@
+
+keymaps-distcheck-hook: extras/keymap/keys.txt
+ $(top_srcdir)/extras/keymap/check-keymaps.sh $(top_srcdir) $^
+DISTCHECK_HOOKS += keymaps-distcheck-hook
+
+endif # ENABLE_EXTRAS
+
+# ------------------------------------------------------------------------------
+# install, uninstall, clean hooks
+# ------------------------------------------------------------------------------