AC_PREREQ(2.60)
AC_INIT(neard, 0.16, [linux-nfc@lists.01.org])
AC_CONFIG_MACRO_DIR([m4])

AM_INIT_AUTOMAKE([foreign subdir-objects color-tests])
AC_CONFIG_HEADERS(config.h)

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

AM_MAINTAINER_MODE

# Do not expand the default variables so that they can be changed at build
# time, in the make command-line.
if (test "${libdir}" = '${exec_prefix}/lib'); then
	libdir='${prefix}/lib'
fi

plugindir='${pkglibdir}/plugins'
se_plugindir='${pkglibdir}/plugins-se'
AC_SUBST(plugindir)
AC_SUBST(se_plugindir)

PKG_PROG_PKG_CONFIG

AC_LANG([C])

AC_PROG_CC
NEARD_PROG_CC_PIE
AC_PROG_INSTALL
AC_PROG_MKDIR_P

m4_define([_LT_AC_TAGCONFIG], [])
m4_ifdef([AC_LIBTOOL_TAGS], [AC_LIBTOOL_TAGS([])])

m4_include([accflags.m4])
NEARD_COMPILER_FLAGS

LT_INIT([disable-static])

AM_CONDITIONAL(READLINE, test "${enable_readline}" = "yes")

AC_ARG_ENABLE(systemd, AS_HELP_STRING([--disable-systemd],
                [disable systemd integration]), [enable_systemd=${enableval}])
AM_CONDITIONAL(SYSTEMD, test "${enable_systemd}" != "no")

AC_ARG_WITH([systemdsystemunitdir],
                        AS_HELP_STRING([--with-systemdsystemunitdir=DIR],
                        [path to systemd system unit directory]),
                                        [path_systemunitdir=${withval}])
if (test "${enable_systemd}" != "no" && test -z "${path_systemunitdir}"); then
        AC_MSG_CHECKING([systemd system unit dir])
        path_systemunitdir="`$PKG_CONFIG --variable=systemdsystemunitdir systemd`"
        if (test -z "${path_systemunitdir}"); then
                AC_MSG_ERROR([systemd system unit directory is required])
        fi
        AC_MSG_RESULT([${path_systemunitdir}])
fi
AC_SUBST(SYSTEMD_SYSTEMUNITDIR, [${path_systemunitdir}])

AC_ARG_WITH([systemduserunitdir],
                        AS_HELP_STRING([--with-systemduserunitdir=DIR],
                        [path to systemd user unit directory]),
                                        [path_userunitdir=${withval}])
if (test "${enable_systemd}" != "no" && test -z "${path_userunitdir}"); then
        AC_MSG_CHECKING([systemd user unit dir])
        path_userunitdir="`$PKG_CONFIG --variable=systemduserunitdir systemd`"
        if (test -z "${path_userunitdir}"); then
                AC_MSG_ERROR([systemd user unit directory is required])
        fi
        AC_MSG_RESULT([${path_userunitdir}])
fi
AC_SUBST(SYSTEMD_USERUNITDIR, [${path_userunitdir}])

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

AC_ARG_ENABLE(debug, AS_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, AS_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_CHECK_LIB(dl, dlopen, dummy=yes,
			AC_MSG_ERROR(dynamic linking loader is required))

GLIB_DEPS="glib-2.0 >= 2.28"
PKG_CHECK_MODULES(GLIB, [${GLIB_DEPS}], dummy=yes,
				AC_MSG_ERROR(GLib >= 2.28 is required))
AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)
AC_SUBST(GLIB_DEPS)

DBUS_DEPS="dbus-1 >= 1.2"
PKG_CHECK_MODULES(DBUS, [${DBUS_DEPS}], dummy=yes,
				AC_MSG_ERROR(D-Bus >= 1.2 is required))
AC_SUBST(DBUS_CFLAGS)
AC_SUBST(DBUS_LIBS)
AC_SUBST(DBUS_DEPS)

LIBNL3_DEPS="libnl-3.0 libnl-genl-3.0"
PKG_CHECK_MODULES(LIBNL3, [${LIBNL3_DEPS}], [
	NETLINK_CFLAGS=${LIBNL3_CFLAGS}
	NETLINK_LIBS=${LIBNL3_LIBS}
	NETLINK_DEPS=${LIBNL3_DEPS}
], [
	LIBNL2_DEPS="libnl-2.0"
	PKG_CHECK_MODULES(LIBNL2, [${LIBNL2_DEPS}], [
		NETLINK_CFLAGS=${LIBNL2_CFLAGS}
		NETLINK_LIBS=${LIBNL2_LIBS}
		NETLINK_DEPS=${LIBNL2_DEPS}
	], [
		LIBNL1_DEPS="libnl-1"
		PKG_CHECK_MODULES(LIBNL1, [${LIBNL1_DEPS}], dummy=yes,
			AC_MSG_ERROR(Netlink library is required))
		AC_DEFINE(NEED_LIBNL_COMPAT, 1,
			[Define to 1 if you need libnl-1 compat functions.])
		NETLINK_CFLAGS=${LIBNL1_CFLAGS}
		NETLINK_LIBS=${LIBNL1_LIBS}
		NETLINK_DEPS=${LIBNL1_DEPS}
	])
])
AC_SUBST(NETLINK_CFLAGS)
AC_SUBST(NETLINK_LIBS)
AC_SUBST(NETLINK_DEPS)

AC_ARG_ENABLE(test, AS_HELP_STRING([--enable-test],
					[enable test/example scripts]),
					[enable_test=${enableval}])
AM_CONDITIONAL(TEST, test "${enable_test}" = "yes")

AC_ARG_ENABLE(tools, AS_HELP_STRING([--enable-tools],
					[enable testing tools]),
					[enable_tools=${enableval}])
AM_CONDITIONAL(TOOLS, test "${enable_tools}" = "yes")

AC_ARG_ENABLE(nfctype1, AS_HELP_STRING([--disable-nfctype1],
				[disable NFC forum type 1 tags support]),
				[enable_nfctype1=${enableval}])
AM_CONDITIONAL(NFCTYPE1, test "${enable_nfctype1}" != "no")

AC_ARG_ENABLE(nfctype2, AS_HELP_STRING([--disable-nfctype2],
				[disable NFC forum type 2 tags support]),
				[enable_nfctype2=${enableval}])
AM_CONDITIONAL(NFCTYPE2, test "${enable_nfctype2}" != "no")

AC_ARG_ENABLE(nfctype3, AS_HELP_STRING([--disable-nfctype3],
				[disable NFC forum type 3 tags support]),
				[enable_nfctype3=${enableval}])
AM_CONDITIONAL(NFCTYPE3, test "${enable_nfctype3}" != "no")

AC_ARG_ENABLE(nfctype4, AS_HELP_STRING([--disable-nfctype4],
				[disable NFC forum type 4 tags support]),
				[enable_nfctype4=${enableval}])
AM_CONDITIONAL(NFCTYPE4, test "${enable_nfctype4}" != "no")

AC_ARG_ENABLE(nfctype5, AS_HELP_STRING([--disable-nfctype5],
				[disable NFC forum type 5 tags support]),
				[enable_nfctype5=${enableval}])
AM_CONDITIONAL(NFCTYPE5, test "${enable_nfctype5}" != "no")

AC_ARG_ENABLE(p2p, AS_HELP_STRING([--disable-p2p],
				[disable NFC peer to peer support]),
				[enable_p2p=${enableval}])
AM_CONDITIONAL(P2P, test "${enable_p2p}" != "no")

AC_ARG_ENABLE(ese, AS_HELP_STRING([--enable-ese],
				[enable embedded SE support]),
				[enable_ese=${enableval}])
AM_CONDITIONAL(ESE, test "${enable_ese}" = "yes")

AM_CONDITIONAL(SE, test "${enable_ese}" = "yes")

AC_CONFIG_FILES([Makefile include/version.h neard.pc])
AC_OUTPUT