From 84a62b79a2bccb8b7db24e230854a7b160c0851b Mon Sep 17 00:00:00 2001
From: Stefano Brivio <sbrivio@redhat.com>
Date: Fri, 21 May 2021 11:22:04 +0200
Subject: passt: Also log to stderr, don't fork to background if not
 interactive

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
---
 passt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'passt.c')

diff --git a/passt.c b/passt.c
index a057d46..3637e48 100644
--- a/passt.c
+++ b/passt.c
@@ -797,7 +797,7 @@ int main(int argc, char **argv)
 #if DEBUG
 	openlog("passt", LOG_PERROR, LOG_DAEMON);
 #else
-	openlog("passt", 0, LOG_DAEMON);
+	openlog("passt", isatty(fileno(stdout)) ? 0 : LOG_PERROR, LOG_DAEMON);
 #endif
 
 	get_routes(&c);
@@ -870,7 +870,7 @@ listen:
 	     " -net nic,model=virtio", sock_index);
 
 #ifndef DEBUG
-	if (daemon(0, 0)) {
+	if (isatty(fileno(stdout)) && daemon(0, 0)) {
 		fprintf(stderr, "Failed to fork into background\n");
 		exit(EXIT_FAILURE);
 	}
-- 
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