From 151b86a03703255445a2165f714e914032f6c4a8 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Fri, 12 Oct 2007 12:56:57 -0400
Subject: srv: add -n flag to reject auth by clients

---
 src/cmd/srv.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'src/cmd/srv.c')

diff --git a/src/cmd/srv.c b/src/cmd/srv.c
index f6704fc2..e89b85eb 100644
--- a/src/cmd/srv.c
+++ b/src/cmd/srv.c
@@ -41,6 +41,9 @@ threadmain(int argc, char **argv)
 	case 'a':
 		doauth = 1;
 		break;
+	case 'n':
+		doauth = -1;
+		break;
 	case 'k':
 		keypattern = EARGF(usage());
 		break;
@@ -55,7 +58,7 @@ threadmain(int argc, char **argv)
 	if((fd = dial(addr, nil, nil, nil)) < 0)
 		sysfatal("dial %s: %r", addr);
 
-	if(doauth)
+	if(doauth > 0)
 		xauth();
 
 	if(argc == 2)
@@ -216,7 +219,7 @@ post9pservice(int fd, char *name)
 		dup(fd, 1);
 		for(i=3; i<20; i++)
 			close(i);
-		if(doauth)
+		if(doauth > 0)
 			execlp("9pserve", "9pserve", "-u",
 				"-M",
 					smprint("%d", msize),
@@ -224,8 +227,9 @@ post9pservice(int fd, char *name)
 					aname,
 					smprint("%d", afid),
 				s, (char*)0);
-		else		
-			execlp("9pserve", "9pserve", "-u", s, (char*)0);
+		else
+			execlp("9pserve", "9pserve",
+				doauth < 0 ? "-nu" : "-u", s, (char*)0);
 		fprint(2, "exec 9pserve: %r\n");
 		_exits("exec");
 	default:
-- 
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