AC_DEFUN([AC_PROG_CC_PIE], [
	AC_CACHE_CHECK([whether ${CC-cc} accepts -fPIE], ac_cv_prog_cc_pie, [
		echo 'void f(){}' > conftest.c
		if test -z "`${CC-cc} -fPIE -pie -c conftest.c 2>&1`"; then
			ac_cv_prog_cc_pie=yes
		else
			ac_cv_prog_cc_pie=no
		fi
		rm -rf conftest*
	])
])

AC_DEFUN([COMPILER_FLAGS], [
	with_cflags=""
	if (test "$USE_MAINTAINER_MODE" = "yes"); then
		with_cflags="$with_cflags -Wall -Werror -Wextra"
		with_cflags="$with_cflags -Wno-unused-parameter"
		with_cflags="$with_cflags -Wno-missing-field-initializers"
		with_cflags="$with_cflags -Wdeclaration-after-statement"
		with_cflags="$with_cflags -Wmissing-declarations"
		with_cflags="$with_cflags -Wredundant-decls"
		with_cflags="$with_cflags -Wcast-align"
		with_cflags="$with_cflags -DG_DISABLE_DEPRECATED"
	fi

	AC_SUBST([WARNING_CFLAGS], $with_cflags)
])

AC_DEFUN([AC_FUNC_PPOLL], [
	AC_CHECK_FUNC(ppoll, dummy=yes, AC_DEFINE(NEED_PPOLL, 1,
			[Define to 1 if you need the ppoll() function.]))
])

AC_DEFUN([AC_INIT_BLUEZ], [
	AC_PREFIX_DEFAULT(/usr/local)

	if (test "${prefix}" = "NONE"); then
		dnl no prefix and no sysconfdir, so default to /etc
		if (test "$sysconfdir" = '${prefix}/etc'); then
			AC_SUBST([sysconfdir], ['/etc'])
		fi

		dnl no prefix and no localstatedir, so default to /var
		if (test "$localstatedir" = '${prefix}/var'); then
			AC_SUBST([localstatedir], ['/var'])
		fi

		dnl no prefix and no libexecdir, so default to /lib
		if (test "$libexecdir" = '${exec_prefix}/libexec'); then
			AC_SUBST([libexecdir], ['/lib'])
		fi

		dnl no prefix and no mandir, so use ${prefix}/share/man as default
		if (test "$mandir" = '${prefix}/man'); then
			AC_SUBST([mandir], ['${prefix}/share/man'])
		fi

		prefix="${ac_default_prefix}"
	fi

	if (test "${libdir}" = '${exec_prefix}/lib'); then
		libdir="${prefix}/lib"
	fi

	plugindir="${libdir}/bluetooth/plugins"

	if (test "$sysconfdir" = '${prefix}/etc'); then
		configdir="${prefix}/etc/bluetooth"
	else
		configdir="${sysconfdir}/bluetooth"
	fi

	if (test "$localstatedir" = '${prefix}/var'); then
		storagedir="${prefix}/var/lib/bluetooth"
	else
		storagedir="${localstatedir}/lib/bluetooth"
	fi

	AC_DEFINE_UNQUOTED(CONFIGDIR, "${configdir}",
				[Directory for the configuration files])
	AC_DEFINE_UNQUOTED(STORAGEDIR, "${storagedir}",
				[Directory for the storage files])

	AC_SUBST(CONFIGDIR, "${configdir}")
	AC_SUBST(STORAGEDIR, "${storagedir}")

	UDEV_DIR="`$PKG_CONFIG --variable=udevdir udev`"
	if (test -z "${UDEV_DIR}"); then
		UDEV_DIR="/lib/udev"
	fi
	AC_SUBST(UDEV_DIR)
])

AC_DEFUN([AC_PATH_DBUS], [
	PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.4, dummy=yes,
				AC_MSG_ERROR(D-Bus >= 1.4 is required))
	AC_SUBST(DBUS_CFLAGS)
	AC_SUBST(DBUS_LIBS)
])

AC_DEFUN([AC_PATH_GLIB], [
	PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.32, dummy=yes,
				AC_MSG_ERROR(GLib >= 2.32 is required))
	AC_SUBST(GLIB_CFLAGS)
	AC_SUBST(GLIB_LIBS)
])

AC_DEFUN([AC_PATH_USB], [
	PKG_CHECK_MODULES(USB, libusb, usb_found=yes, usb_found=no)
	AC_SUBST(USB_CFLAGS)
	AC_SUBST(USB_LIBS)
	AC_CHECK_LIB(usb, usb_get_busses, dummy=yes,
		AC_DEFINE(NEED_USB_GET_BUSSES, 1,
			[Define to 1 if you need the usb_get_busses() function.]))
	AC_CHECK_LIB(usb, usb_interrupt_read, dummy=yes,
		AC_DEFINE(NEED_USB_INTERRUPT_READ, 1,
			[Define to 1 if you need the usb_interrupt_read() function.]))
])

AC_DEFUN([AC_PATH_UDEV], [
	PKG_CHECK_MODULES(UDEV, libudev, udev_found=yes, udev_found=no)
	AC_SUBST(UDEV_CFLAGS)
	AC_SUBST(UDEV_LIBS)
])

AC_DEFUN([AC_PATH_READLINE], [
	AC_CHECK_HEADER(readline/readline.h,
		AC_CHECK_LIB(readline, main,
			[ readline_found=yes
			AC_SUBST(READLINE_LIBS, "-lreadline")
			], readline_found=no),
		[])
])

AC_DEFUN([AC_PATH_CHECK], [
	PKG_CHECK_MODULES(CHECK, check >= 0.9.6, check_found=yes, check_found=no)
	AC_SUBST(CHECK_CFLAGS)
	AC_SUBST(CHECK_LIBS)
])

AC_DEFUN([AC_PATH_OUI], [
	AC_ARG_WITH(ouifile,
		    AS_HELP_STRING([--with-ouifile=PATH],[Path to the oui.txt file @<:@auto@:>@]),
		    [ac_with_ouifile=$withval],
		    [ac_with_ouifile="/var/lib/misc/oui.txt"])
	AC_DEFINE_UNQUOTED(OUIFILE, ["$ac_with_ouifile"], [Define the OUI file path])
])

AC_DEFUN([AC_ARG_BLUEZ], [
	debug_enable=no
	optimization_enable=yes
	fortify_enable=yes
	pie_enable=yes
	usb_enable=${usb_found}
	audio_enable=yes
	input_enable=yes
	network_enable=yes
	sap_enable=no
	service_enable=yes
	health_enable=no
	tools_enable=yes
	cups_enable=no
	test_enable=no
	bccmd_enable=no
	pcmcia_enable=no
	hid2hci_enable=no
	dfutool_enable=no
	datafiles_enable=yes
	telephony_driver=dummy
	sap_driver=dummy
	hog_suspend_driver=dummy
	dbusoob_enable=no
	wiimote_enable=no
	neard_enable=no

	AC_ARG_ENABLE(optimization, AC_HELP_STRING([--disable-optimization], [disable code optimization]), [
		optimization_enable=${enableval}
	])

	AC_ARG_ENABLE(fortify, AC_HELP_STRING([--disable-fortify], [disable compile time buffer checks]), [
		fortify_enable=${enableval}
	])

	AC_ARG_ENABLE(pie, AC_HELP_STRING([--disable-pie], [disable position independent executables flag]), [
		pie_enable=${enableval}
	])

	AC_ARG_ENABLE(network, AC_HELP_STRING([--disable-network], [disable network plugin]), [
		network_enable=${enableval}
	])

	AC_ARG_ENABLE(sap, AC_HELP_STRING([--enable-sap], [enable sap plugin]), [
		sap_enable=${enableval}
	])

	AC_ARG_WITH(sap, AC_HELP_STRING([--with-sap=DRIVER], [select SAP driver]), [
		sap_driver=${withval}
	])
	AC_SUBST([SAP_DRIVER], [sap-${sap_driver}.c])

	AC_ARG_ENABLE(input, AC_HELP_STRING([--disable-input], [disable input plugin]), [
		input_enable=${enableval}
	])

	AC_ARG_ENABLE(audio, AC_HELP_STRING([--disable-audio], [disable audio plugin]), [
		audio_enable=${enableval}
	])

	AC_ARG_ENABLE(service, AC_HELP_STRING([--disable-service], [disable service plugin]), [
		service_enable=${enableval}
	])

	AC_ARG_ENABLE(health, AC_HELP_STRING([--enable-health], [enable health plugin]), [
		health_enable=${enableval}
	])

	AC_ARG_ENABLE(usb, AC_HELP_STRING([--enable-usb], [enable USB support]), [
		usb_enable=${enableval}
	])

	AC_ARG_ENABLE(tools, AC_HELP_STRING([--enable-tools], [install Bluetooth utilities]), [
		tools_enable=${enableval}
	])

	AC_ARG_ENABLE(bccmd, AC_HELP_STRING([--enable-bccmd], [install BCCMD interface utility]), [
		bccmd_enable=${enableval}
	])

	AC_ARG_ENABLE(pcmcia, AC_HELP_STRING([--enable-pcmcia], [install PCMCIA serial script]), [
		pcmcia_enable=${enableval}
	])

	AC_ARG_ENABLE(hid2hci, AC_HELP_STRING([--enable-hid2hci], [install HID mode switching utility]), [
		hid2hci_enable=${enableval}
	])

	AC_ARG_ENABLE(dfutool, AC_HELP_STRING([--enable-dfutool], [install DFU firmware upgrade utility]), [
		dfutool_enable=${enableval}
	])

	AC_ARG_ENABLE(cups, AC_HELP_STRING([--enable-cups], [install CUPS backend support]), [
		cups_enable=${enableval}
	])

	AC_ARG_ENABLE(test, AC_HELP_STRING([--enable-test], [install test programs]), [
		test_enable=${enableval}
	])

	AC_ARG_ENABLE(datafiles, AC_HELP_STRING([--enable-datafiles], [install Bluetooth configuration and data files]), [
		datafiles_enable=${enableval}
	])

	AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [enable compiling with debugging information]), [
		debug_enable=${enableval}
	])

	AC_ARG_WITH(telephony, AC_HELP_STRING([--with-telephony=DRIVER], [select telephony driver]), [
		telephony_driver=${withval}
	])

	AC_SUBST([TELEPHONY_DRIVER], [telephony-${telephony_driver}.c])

	AC_ARG_ENABLE(dbusoob, AC_HELP_STRING([--enable-dbusoob], [compile with D-Bus OOB plugin]), [
		dbusoob_enable=${enableval}
	])

	AC_ARG_ENABLE(wiimote, AC_HELP_STRING([--enable-wiimote], [compile with Wii Remote plugin]), [
		wiimote_enable=${enableval}
	])

	AC_ARG_WITH(hog_suspend, AC_HELP_STRING([--with-hog-suspend=DRIVER], [select HoG suspend driver]), [
		hog_suspend_driver=${withval}
	])

	AC_SUBST([HOG_SUSPEND_DRIVER], [suspend-${hog_suspend_driver}.c])

	AC_ARG_ENABLE(neard, AC_HELP_STRING([--enable-neard], [compile with neard plugin]), [
		neard_enable=${enableval}
	])

	misc_cflags=""
	misc_ldflags=""

	if (test "${fortify_enable}" = "yes"); then
		misc_cflags="$misc_cflags -D_FORTIFY_SOURCE=2"
	fi

	if (test "${pie_enable}" = "yes" && test "${ac_cv_prog_cc_pie}" = "yes"); then
		misc_cflags="$misc_cflags -fPIC"
		misc_ldflags="$misc_ldflags -pie"
	fi

	if (test "${debug_enable}" = "yes" && test "${ac_cv_prog_cc_g}" = "yes"); then
		misc_cflags="$misc_cflags -g"
	fi

	if (test "${optimization_enable}" = "no"); then
		misc_cflags="$misc_cflags -O0"
	fi

	AC_SUBST([MISC_CFLAGS], $misc_cflags)
	AC_SUBST([MISC_LDFLAGS], $misc_ldflags)

	if (test "${usb_enable}" = "yes" && test "${usb_found}" = "yes"); then
		AC_DEFINE(HAVE_LIBUSB, 1, [Define to 1 if you have USB library.])
	fi

	AM_CONDITIONAL(USB, test "${usb_enable}" = "yes" && test "${usb_found}" = "yes")

	AM_CONDITIONAL(AUDIOPLUGIN, test "${audio_enable}" = "yes")
	AM_CONDITIONAL(INPUTPLUGIN, test "${input_enable}" = "yes")
	AM_CONDITIONAL(NETWORKPLUGIN, test "${network_enable}" = "yes")
	AM_CONDITIONAL(SAPPLUGIN, test "${sap_enable}" = "yes")
	AM_CONDITIONAL(SERVICEPLUGIN, test "${service_enable}" = "yes")
	AM_CONDITIONAL(HEALTHPLUGIN, test "${health_enable}" = "yes")
	AM_CONDITIONAL(MCAP, test "${health_enable}" = "yes")
	AM_CONDITIONAL(READLINE, test "${readline_found}" = "yes")
	AM_CONDITIONAL(CUPS, test "${cups_enable}" = "yes")
	AM_CONDITIONAL(TEST, test "${test_enable}" = "yes" && test "${check_found}" = "yes")
	AM_CONDITIONAL(TOOLS, test "${tools_enable}" = "yes")
	AM_CONDITIONAL(BCCMD, test "${bccmd_enable}" = "yes")
	AM_CONDITIONAL(PCMCIA, test "${pcmcia_enable}" = "yes")
	AM_CONDITIONAL(HID2HCI, test "${hid2hci_enable}" = "yes" && test "${usb_found}" = "yes" && test "${udev_found}" = "yes")
	AM_CONDITIONAL(DFUTOOL, test "${dfutool_enable}" = "yes" && test "${usb_found}" = "yes")
	AM_CONDITIONAL(DATAFILES, test "${datafiles_enable}" = "yes")
	AM_CONDITIONAL(DBUSOOBPLUGIN, test "${dbusoob_enable}" = "yes")
	AM_CONDITIONAL(WIIMOTEPLUGIN, test "${wiimote_enable}" = "yes")
	AM_CONDITIONAL(HOGPLUGIN, test "${input_enable}" = "yes")
	AM_CONDITIONAL(NEARDPLUGIN, test "${neard_enable}" = "yes")
])