wpa_supplicant: add CONFIG_AP support

[Peter: Fix indentation]
Signed-off-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/wpa_supplicant/Config.in

@@ -23,3 +23,11 @@ config BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE
 	help
 	  Install wpa_passphrase command line utility
 
+config BR2_PACKAGE_WPA_SUPPLICANT_AP_SUPPORT
+	bool "Enable support for soft AP"
+	depends on BR2_PACKAGE_WPA_SUPPLICANT
+	help
+	  With this option enabled, wpa_supplicant can act as
+	  access point. This can be used for open and WPA2-Personal networks
+	  (optionally, with WPS); this links in parts of hostapd functionality
+	  into wpa_supplicant.

package/wpa_supplicant/wpa_supplicant.mk

@@ -25,6 +25,16 @@ define WPA_SUPPLICANT_EAP_CONFIG
 endef
 endif
 
+ifeq ($(BR2_PACKAGE_WPA_SUPPLICANT_AP_SUPPORT),y)
+define WPA_SUPPLICANT_AP_CONFIG
+	echo "CONFIG_AP=y" >>$(WPA_SUPPLICANT_CONFIG)
+endef
+else
+define WPA_SUPPLICANT_AP_CONFIG
+	$(SED) "s/^CONFIG_AP=y//" $(WPA_SUPPLICANT_CONFIG)
+endef
+endif
+
 define WPA_SUPPLICANT_CRYPTO_CONFIG
 	echo "CONFIG_CRYPTO=internal" >>$(WPA_SUPPLICANT_CONFIG)
 	echo "CONFIG_INTERNAL_LIBTOMMATH=y" >>$(WPA_SUPPLICANT_CONFIG)
@@ -69,6 +79,7 @@ define WPA_SUPPLICANT_CONFIGURE_CMDS
 	$(WPA_SUPPLICANT_EAP_CONFIG)
 	$(WPA_SUPPLICANT_LIBNL_CONFIG)
 	$(WPA_SUPPLICANT_DBUS_CONFIG)
+	$(WPA_SUPPLICANT_AP_CONFIG)
 endef
 
 define WPA_SUPPLICANT_REMOVE_CLI