AC_PREREQ(2.60)
AC_INIT(iwd, 0.4)

AC_CONFIG_HEADERS(config.h)
AC_CONFIG_AUX_DIR(build-aux)
AC_CONFIG_MACRO_DIR(build-aux)

AM_INIT_AUTOMAKE([foreign subdir-objects color-tests silent-rules
					tar-pax no-dist-gzip dist-xz])

m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

AM_MAINTAINER_MODE

AC_PREFIX_DEFAULT(/usr/local)

PKG_PROG_PKG_CONFIG

COMPILER_FLAGS

AC_LANG_C

AC_PROG_CC
AC_PROG_CC_PIE
AC_PROG_INSTALL
AC_PROG_MKDIR_P
AC_PROG_LN_S

LT_PREREQ(2.2)
LT_INIT([disable-static])

AC_ARG_ENABLE(optimization, AC_HELP_STRING([--disable-optimization],
			[disable code optimization through compiler]), [
	if (test "${enableval}" = "no"); then
		CFLAGS="$CFLAGS -U_FORTIFY_SOURCE -O0"
	fi
])

AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug],
			[enable compiling with debugging information]), [
	if (test "${enableval}" = "yes" &&
				test "${ac_cv_prog_cc_g}" = "yes"); then
		CFLAGS="$CFLAGS -g"
	fi
])

AC_ARG_ENABLE(pie, AC_HELP_STRING([--enable-pie],
			[enable position independent executables flag]), [
	if (test "${enableval}" = "yes" &&
				test "${ac_cv_prog_cc_pie}" = "yes"); then
		CFLAGS="$CFLAGS -fPIE"
		LDFLAGS="$LDFLAGS -pie"
	fi
])


AC_ARG_ENABLE(sim_hardcoded, AC_HELP_STRING([--disable-sim-hardcoded],
			[disable hard coded SIM keys]),
			[enable_sim_hardcoded=${enableval}])
AM_CONDITIONAL(SIM_HARDCODED, test "${enable_sim_hardcoded}" != "no")

AC_ARG_ENABLE(ofono, AC_HELP_STRING([--disable-ofono],
			[disable ofono support]),
			[echo "CHECKING"
			enable_ofono=${enableval}])
AM_CONDITIONAL(OFONO, test "${enable_ofono}" != "no")

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

	prefix="${ac_default_prefix}"
fi

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

AC_DEFINE_UNQUOTED(STORAGEDIR, "${storagedir}",
			[Directory for the storage files])
AC_DEFINE_UNQUOTED(CONFIGDIR, "/etc/iwd", [Configuration directory])

AC_CHECK_HEADERS(linux/types.h linux/if_alg.h)

AC_CHECK_HEADERS_ONCE(execinfo.h)
AC_CHECK_LIB(execinfo, backtrace)

if (test "${enable_client}" != "no"); then
	AC_CHECK_HEADERS(readline/readline.h, enable_readline=yes,
			AC_MSG_ERROR(readline header files are required))
fi

AC_ARG_ENABLE([client], AC_HELP_STRING([--disable-client],
				[don't install iwctl client utility]),
					[enable_client=${enableval}])
AM_CONDITIONAL(CLIENT, test "${enable_client}" != "no")

AC_ARG_ENABLE([monitor], AC_HELP_STRING([--disable-monitor],
				[don't install iwmon monitor utility]),
					[enable_monitor=${enableval}])
AM_CONDITIONAL(MONITOR, test "${enable_monitor}" != "no")

AC_ARG_ENABLE([dbus-policy], AC_HELP_STRING([--disable-dbus-policy],
				[don't install D-Bus system policy file]),
					[enable_dbus_policy=${enableval}])
AM_CONDITIONAL(DBUS_POLICY, test "${enable_dbus_policy}" != "no")

AC_ARG_WITH([dbus-datadir], AC_HELP_STRING([--with-dbus-datadir=DIR],
				[path to D-Bus data directory]),
					[path_dbus_datadir=${withval}])
if (test "${enable_dbus_policy}" != "no" && test -z "${path_dbus_datadir}"); then
	AC_MSG_CHECKING([D-Bus data directory])
	path_dbus_datadir="`$PKG_CONFIG --variable=datadir dbus-1`"
	if (test -z "${path_dbus_datadir}"); then
		path_dbus_datadir="`$PKG_CONFIG --variable=sysconfdir dbus-1`"
		if (test -z "${path_dbus_datadir}"); then
			AC_MSG_ERROR([D-Bus data directory is required])
		fi
	fi
	AC_MSG_RESULT([${path_dbus_datadir}])
fi
AC_SUBST(DBUS_DATADIR, [${path_dbus_datadir}])

AC_ARG_ENABLE([systemd-service], AC_HELP_STRING([--disable-systemd-service],
				[don't install systemd service file]),
					[enable_systemd_service=${enableval}])
AM_CONDITIONAL(SYSTEMD_SERVICE, test "${enable_systemd_service}" != "no")

AC_ARG_WITH([systemd-unitdir], AC_HELP_STRING([--with-systemd-unitdir=DIR],
				[path to systemd unit directory]),
					[path_systemd_unitdir=${withval}])
if (test "${enable_systemd_service}" != "no" && test -z "${path_systemd_unitdir}"); then
	AC_MSG_CHECKING([systemd unit directory])
	path_systemd_unitdir="`$PKG_CONFIG --variable=systemdsystemunitdir systemd`"
	if (test -z "${path_systemd_unitdir}"); then
		AC_MSG_ERROR([systemd unit directory is required])
	fi
	AC_MSG_RESULT([${path_systemd_unitdir}])
fi
AC_SUBST(SYSTEMD_UNITDIR, [${path_systemd_unitdir}])

AC_ARG_ENABLE([docs], AC_HELP_STRING([--enable-docs],
				[build documentation and manual pages]),
					[enable_docs=${enableval}])
if (test "${enable_docs}" = "yes"); then
	AC_PATH_PROG(A2X, [a2x], [], $PATH:/sbin:/usr/sbin)
fi
AM_CONDITIONAL(BUILD_DOCS, test "$A2X" != "")

AC_CONFIG_FILES(Makefile)

AC_OUTPUT

AC_MSG_RESULT([
	$PACKAGE_NAME $VERSION
])