Treat netname="." in a special way.

[tinc] / src / tincd.c

diff --git a/src/tincd.c b/src/tincd.c
index a618e63..3dab9a0 100644 (file)
--- a/src/tincd.c
+++ b/src/tincd.c
@@ -221,7 +221,9 @@ static bool parse_options(int argc, char **argv) {
                                break;
 
                        case 'n':                               /* net name given */
-                               netname = xstrdup(optarg);
+                               /* netname "." is special: a "top-level name" */
+                               netname = strcmp(optarg, ".") != 0 ?
+                                               xstrdup(optarg) : NULL;
                                break;
 
                        case 'o':                               /* option */