Print warning if no interfaces are operational.

316dc4db · Juliusz Chroboczek · 2a831496 · 316dc4db
Commit 316dc4db authored Feb 16, 2008 by Juliusz Chroboczek
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babel.c babel.c +1 -1

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--- a/babel.c
+++ b/babel.c
@@ -343,7 +343,7 @@ main(int argc, char **argv)
    }
    if(receive_buffer == NULL) {
-        /* No networks currently up ? */
+        fprintf(stderr, "Warning: couldn't find any operational interfaces.\n");
        resize_receive_buffer(1500);
        if(receive_buffer == NULL)
            goto fail;