iwd: Add PACKAGECONFIG options

Make it easier to disable optional client, monitor, and man page
components and their dependencies. A user may want to disable the client
to avoid the use of GPLv3 readline.

Signed-off-by: Robert Joslyn <robert.joslyn@redrectangle.org>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-connectivity/iwd/iwd_1.4.bb

@@ -4,7 +4,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=fb504b67c50331fc78734fed90fb0e09"
 
 inherit autotools pkgconfig systemd python3native
 
-DEPENDS = "ell readline python3-docutils-native"
+DEPENDS = "ell"
 
 SRC_URI = "git://git.kernel.org/pub/scm/network/wireless/iwd.git \
            file://0001-Makefile.am-Avoid-redirection-of-input-and-output-fi.patch \
@@ -13,7 +13,15 @@ SRC_URI = "git://git.kernel.org/pub/scm/network/wireless/iwd.git \
 SRCREV = "860fa4697f349da7791ecf22ca76f9ac0e5de261"
 S = "${WORKDIR}/git"
 
-PACKAGECONFIG ??= "${@bb.utils.filter('DISTRO_FEATURES', 'systemd', d)}"
+PACKAGECONFIG ??= " \
+    client \
+    monitor \
+    manual-pages \
+    ${@bb.utils.filter('DISTRO_FEATURES', 'systemd', d)} \
+"
+PACKAGECONFIG[client] = "--enable-client,--disable-client,readline"
+PACKAGECONFIG[monitor] = "--enable-monitor,--disable-monitor"
+PACKAGECONFIG[manual-pages] = "--enable-manual-pages,--disable-manual-pages,python3-docutils-native"
 PACKAGECONFIG[wired] = "--enable-wired,--disable-wired"
 PACKAGECONFIG[ofono] = "--enable-ofono,--disable-ofono"
 PACKAGECONFIG[systemd] = "--with-systemd-unitdir=${systemd_system_unitdir},--disable-systemd-service,systemd"
@@ -27,6 +35,8 @@ do_configure_prepend () {
 do_install_append() {
     mkdir --parents ${D}${docdir}/${BPN}
     install -m644 ${S}/doc/*.txt ${D}${docdir}/${BPN}
+    # If client and monitor are disabled, bindir is empty, causing a QA error
+    rmdir --ignore-fail-on-non-empty ${D}/${bindir}
 }
 
 FILES_${PN} += "${datadir}/dbus-1 ${nonarch_libdir}/modules-load.d ${systemd_unitdir}/network/"