Import Debian patch 434_login_stop_checking_args_after--

* NEWS, src/login.c (check_flags): Stop checking the arguments
	after --. The later options will be sent to the shell, and do not
	need to be checked.

ChangeLog

@@ -1,3 +1,10 @@
+2008-05-18  Nicolas François  <nicolas.francois@centraliens.net>
+
+	Import Debian patch 434_login_stop_checking_args_after--
+	* NEWS, src/login.c (check_flags): Stop checking the arguments
+	after --. The later options will be sent to the shell, and do not
+	need to be checked.
+
 2008-05-18  Nicolas François  <nicolas.francois@centraliens.net>
 
 	* src/vipw.c, src/su.c, src/newgrp.c: Harmonize the children's

NEWS

@@ -12,6 +12,9 @@ shadow-4.1.1 -> shadow-4.1.2						UNRELEASED
 - chfn
   * Allow non-US-ASCII characters in the GECOS fields ("name", "room
     number", and "other info" fields).
+- login
+  * Do not fail if a shell option, specified after --, has more than 2
+    letters.
 - su
   * If the SULOG_FILE does not exist when an su session is logged, make
     sure the file is created with group root, instead of using the group

src/login.c

@@ -251,6 +251,9 @@ static void check_flags (int argc, char *const *argv)
 	for (arg = 1; arg < argc; arg++) {
 		if (argv[arg][0] == '-' && strlen (argv[arg]) > 2)
 			usage ();
+		if (strcmp(argv[arg], "--") == 0) {
+			break; /* stop checking on a "--" */
+		}
 	}
 }