From 3ff08d46d98ad72dbcb3a17a0c73afb84f950543 Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun, 25 Aug 2024 23:52:28 +0200
Subject: Fix line-buffered stderr

mach_open_devstream creates a fully-buffered stream by default.
This prevents from seeing various messages.
---
 startup/startup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'startup')

diff --git a/startup/startup.c b/startup/startup.c
index 5666efc6..34186986 100644
--- a/startup/startup.c
+++ b/startup/startup.c
@@ -770,7 +770,7 @@ main (int argc, char **argv, char **envp)
   stdin = mach_open_devstream (consdev, "r");
   if (stdout == NULL || stdin == NULL)
     crash_mach ();
-  setbuf (stdout, NULL);
+  setlinebuf (stderr);
 
   err = wire_task_self ();
   if (err)
-- 
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