[patch] Make crda depencency optional with kconfig checking taken from iwd

wpa_supplicant-9999-optional-crda.patch (text/plain), 1.92 KB, created by Michael Weiser on 2020-01-01 18:53:57 UTC

--- /usr/portage/net-wireless/wpa_supplicant/wpa_supplicant-9999.ebuild	2019-10-11 18:11:19.000000000 +0200
+++ wpa_supplicant-9999.ebuild	2020-01-01 19:48:47.719762399 +0100
@@ -3,7 +3,7 @@
 
 EAPI=6
 
-inherit eutils qmake-utils systemd toolchain-funcs readme.gentoo-r1
+inherit eutils qmake-utils systemd toolchain-funcs readme.gentoo-r1 linux-info
 
 DESCRIPTION="IEEE 802.1X/WPA supplicant for secure wireless transfers"
 HOMEPAGE="https://w1.fi/wpa_supplicant/"
@@ -18,12 +18,12 @@
 fi
 
 SLOT="0"
-IUSE="ap bindist dbus eap-sim eapol_test fasteap +fils +hs2-0 libressl macsec p2p privsep ps3 qt5 readline selinux smartcard tdls uncommon-eap-types wimax wps kernel_linux kernel_FreeBSD"
+IUSE="ap bindist +crda dbus eap-sim eapol_test fasteap +fils +hs2-0 libressl macsec p2p privsep ps3 qt5 readline selinux smartcard tdls uncommon-eap-types wimax wps kernel_linux kernel_FreeBSD"
 
 CDEPEND="dbus? ( sys-apps/dbus )
 	kernel_linux? (
 		dev-libs/libnl:3
-		net-wireless/crda
+		crda? ( net-wireless/crda )
 		eap-sim? ( sys-apps/pcsc-lite )
 	)
 	!kernel_linux? ( net-libs/libpcap )
@@ -77,6 +77,30 @@
 		fi
 }
 
+pkg_pretend() {
+	CONFIG_CHECK="
+	"
+	if use crda;then
+		CONFIG_CHECK="${CONFIG_CHECK} ~CFG80211_CRDA_SUPPORT"
+		WARNING_CFG80211_CRDA_SUPPORT="REGULATORY DOMAIN PROBLEM: please enable CFG80211_CRDA_SUPPORT for proper regulatory domain support"
+	fi
+
+	check_extra_config
+
+	if ! use crda; then
+		if linux_config_exists && linux_chkconfig_builtin CFG80211 &&
+			[[ $(linux_chkconfig_string EXTRA_FIRMWARE) != *regulatory.db* ]]
+		then
+			ewarn ""
+			ewarn "REGULATORY DOMAIN PROBLEM:"
+			ewarn "With CONFIG_CFG80211=y (built-in), the driver won't be able to load regulatory.db from"
+			ewarn " /lib/firmware, resulting in broken regulatory domain support.  Please set CONFIG_CFG80211=m"
+			ewarn " or add regulatory.db and regulatory.db.p7s to CONFIG_EXTRA_FIRMWARE."
+			ewarn ""
+		fi
+	fi
+}
+
 src_prepare() {
 	default