From 24bc7639d1b0d398edeb16ebed1c3a4877e7d5e2 Mon Sep 17 00:00:00 2001
From: Christopher Wellons <wellons@nullprogram.com>
Date: Fri, 19 Apr 2019 13:00:04 -0400
Subject: [PATCH] Always set standard output to line-buffered

When logging was enabled via the config file, standard output was left
fully buffered. Logs should never be fully buffered.

Thanks to Chang-Li for pointing this out.
---
 endlessh.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/endlessh.c b/endlessh.c
index c6337f4..1e52e62 100644
--- a/endlessh.c
+++ b/endlessh.c
@@ -624,8 +624,7 @@ main(int argc, char **argv)
                 config_set_port(&config, optarg, 1);
                 break;
             case 'v':
-                if (!loglevel++)
-                    setvbuf(stdout, 0, _IOLBF, 0);
+                loglevel++;
                 break;
             case 'V':
                 print_version();
@@ -642,6 +641,9 @@ main(int argc, char **argv)
         exit(EXIT_FAILURE);
     }
 
+    /* Set output (log) to line buffered */
+    setvbuf(stdout, 0, _IOLBF, 0);
+
     /* Log configuration */
     config_log(&config);