common: Provide the BIT() macro locally

wpa_ctrl.h can be installed separately with libwpa_client, so
utils/common.h won't be available to its users.

Signed-off-by: Andrej Shadura <andrew.shadura@collabora.co.uk>

diff --git a/src/common/wpa_ctrl.h b/src/common/wpa_ctrl.h
index 48002be6ce975c2299d61ae8f568ac1e16cfff54..12906708a22aba17687325c5ab9522b9a4b3839a 100644 (file)
--- a/src/common/wpa_ctrl.h
+++ b/src/common/wpa_ctrl.h
@@ -380,6 +380,10 @@ extern "C" {
 #define WDS_STA_INTERFACE_ADDED "WDS-STA-INTERFACE-ADDED "
 #define WDS_STA_INTERFACE_REMOVED "WDS-STA-INTERFACE-REMOVED "
 
+#ifndef BIT
+#define BIT(x) (1U << (x))
+#endif
+
 /* BSS command information masks */
 
 #define WPA_BSS_MASK_ALL               0xFFFDFFFF