networkmanager: improve dependency handling

Plugins of networkmanager redpends on related services. If for example
modemmanager or wpa-supplicant is not installed but the related
networkmanager plugin is, the plugin writes error messages to the
syslog.

Signed-off-by: Adrian Freihofer <adrian.freihofer@siemens.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-networking/recipes-connectivity/networkmanager/networkmanager_1.36.2.bb

@@ -83,7 +83,7 @@ PACKAGECONFIG[bluez5] = "-Dbluez5_dun=true,-Dbluez5_dun=false,bluez5"
 # consolekit is not picked by shlibs, so add it to RDEPENDS too
 PACKAGECONFIG[consolekit] = "-Dsession_tracking_consolekit=true,-Dsession_tracking_consolekit=false,consolekit,consolekit"
 PACKAGECONFIG[modemmanager] = "-Dmodem_manager=true,-Dmodem_manager=false,modemmanager mobile-broadband-provider-info"
-PACKAGECONFIG[ppp] = "-Dppp=true,-Dppp=false,ppp,ppp"
+PACKAGECONFIG[ppp] = "-Dppp=true,-Dppp=false,ppp"
 PACKAGECONFIG[dnsmasq] = "-Ddnsmasq=${bindir}/dnsmasq"
 PACKAGECONFIG[nss] = "-Dcrypto=nss,,nss"
 PACKAGECONFIG[resolvconf] = "-Dresolvconf=${base_sbindir}/resolvconf,-Dresolvconf=no,,resolvconf"
@@ -153,12 +153,26 @@ FILES:${PN}-nmtui-doc = " \
     ${mandir}/man1/nmtui* \
 "
 
-FILES:${PN}-wifi = "${NETWORKMANAGER_PLUGINDIR}/libnm-device-plugin-wifi.so"
+FILES:${PN}-wifi = "\
+    ${NETWORKMANAGER_PLUGINDIR}/libnm-device-plugin-wifi.so \
+    ${libdir}/NetworkManager/conf.d/enable-iwd.conf \
+"
+def get_wifi_deps(d):
+    packageconfig = (d.getVar('PACKAGECONFIG') or "").split()
+    if 'wifi' in packageconfig:
+        if 'iwd' in packageconfig:
+            return 'iwd'
+        else:
+            return 'wpa-supplicant'
+    else:
+        return ''
+RRECOMMENDS:${PN}-wifi += "${@get_wifi_deps(d)}"
 
 FILES:${PN}-wwan = "\
     ${NETWORKMANAGER_PLUGINDIR}/libnm-device-plugin-wwan.so \
     ${NETWORKMANAGER_PLUGINDIR}/libnm-wwan.so \
 "
+RRECOMMENDS:${PN}-wwan += "${@bb.utils.contains('PACKAGECONFIG','modemmanager','modemmanager','',d)}"
 
 FILES:${PN}-ovs = "\
     ${NETWORKMANAGER_PLUGINDIR}/libnm-device-plugin-ovs.so \
@@ -173,6 +187,7 @@ FILES:${PN}-ppp = "\
     ${NETWORKMANAGER_PLUGINDIR}/libnm-ppp-plugin.so \
     ${libdir}/pppd/*/nm-pppd-plugin.so \
 "
+RRECOMMENDS:${PN}-ppp += "${@bb.utils.contains('PACKAGECONFIG','ppp','ppp','',d)}"
 
 FILES:${PN}-dev += " \
     ${libdir}/pppd/*/*.la \