Bug 640492 – net-wireless/wpa_supplicant-2.6-r4 fails with src/utils/common.h:426:0: error: "__bitwise" redefined [-Werror]

• Status: RESOLVED FIXED
• Product: Gentoo Linux

[Description Attila Tóth 2017-12-10 12:08:53 UTC]

In file included from ../src/drivers/driver_nl80211.c:26:0:
/var/tmp/portage/net-wireless/wpa_supplicant-2.6-r4/work/wpa_supplicant-2.6/src/utils/common.h:426:0: error: "__bitwise" redefined [-Werror]
 #define __bitwise

In file included from /usr/include/linux/sysinfo.h:4:0,
                 from /usr/include/linux/kernel.h:4,
                 from /usr/include/linux/netlink.h:4,
                 from /usr/include/libnl3/netlink/netlink.h:25,
                 from /usr/include/libnl3/netlink/genl/genl.h:15,
                 from ../src/drivers/driver_nl80211.c:17:
/usr/include/linux/types.h:21:0: note: this is the location of the previous definition
 #define __bitwise __bitwise__


Solution:
https://www.spinics.net/lists/hostap/msg03998.html

diff --git a/src/utils/common.h b/src/utils/common.h
index 46e96a65b..fec7f6013 100644
--- a/src/utils/common.h
+++ b/src/utils/common.h
@@ -435,6 +435,7 @@ void perror(const char *s);
 #define __bitwise __attribute__((bitwise))
 #else
 #define __force
+#undef __bitwise
 #define __bitwise
 #endif

[Comment 1 Klaus Kusche 2017-12-25 10:31:39 UTC]

Same here.

[Comment 2 Rick Farina (Zero_Chaos) 2018-04-16 20:29:12 UTC]

this was accidentally introduced with USE=eapol_test

fixed in 2.6-r5