code: plan9front

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aux/wpa: continue trying to connect when forked

The "auth" write can fail when the AP reboots or
vanishes temporarily. Don't sysfatal and continue
trying to connect.

--- a/sys/src/cmd/aux/wpa.c

+++ b/sys/src/cmd/aux/wpa.c

@@ -1242,8 +1242,13 @@

 		 * at once and not chunked up on fprint buffer.

 		 */

 		n = sprint((char*)buf, "auth %.*H", rsnelen, rsne);

-		if(write(cfd, buf, n) != n)

+		if(write(cfd, buf, n) != n){

+			if(forked){

+				sleep(500);

+				goto Connect;

+			}

 			sysfatal("write auth: %r");

+		}

 	} else {

 		authtype = AuthNone;

 	}