From bc9c81a2459ece7d576885b210fc00c89ab1bc3a Mon Sep 17 00:00:00 2001
From: Denys Kondratenko <denisok@users.noreply.github.com>
Date: Wed, 23 Aug 2023 10:48:33 +0200
Subject: [PATCH] don't ask for overwrite for the char device (#141)

`/dev/videoX` should always exists for the `--muxer=v4l2`, don't ask permission to override it. Fixes #140.
---
 src/main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main.cpp b/src/main.cpp
index 4c4a216..b78711f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -577,7 +577,7 @@ void handle_graceful_termination(int)
 static bool user_specified_overwrite(std::string filename)
 {
     struct stat buffer;   
-    if (stat (filename.c_str(), &buffer) == 0)
+    if (stat (filename.c_str(), &buffer) == 0 && !S_ISCHR(buffer.st_mode))
     {
         std::string input;
         std::cout << "Output file \"" << filename << "\" exists. Overwrite? Y/n: ";