Redirect stdout to NUL if the log file can't be opened

moonlight-stream · Apr 17, 2022 · 48c0136 · 48c0136
1 parent c4291ff
commit 48c0136
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/GSv6Fwd/GSv6Fwd.cpp b/GSv6Fwd/GSv6Fwd.cpp
@@ -853,7 +853,11 @@ void ResetLogFile(bool standaloneExe)
         MoveFileExA(currentLogFilePath, oldLogFilePath, MOVEFILE_REPLACE_EXISTING);
 
         // Redirect stdout to this new file
-        freopen(currentLogFilePath, "w", stdout);
+        if (freopen(currentLogFilePath, "w", stdout) == NULL) {
+            // If we couldn't create a log file, just redirect stdout to NUL.
+            // We have to open _something_ or printf() will crash.
+            freopen("NUL", "w", stdout);
+        }
     }
 
     // Print a log header