JLine exec provider should reject terminal creation on a redirected o…

…utput stream (fixes #1098) (#1130)
jline · Dec 10, 2024 · c6378cd · c6378cd
1 parent 99b5b6c
commit c6378cd
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/terminal/src/main/java/org/jline/terminal/impl/exec/ExecTerminalProvider.java b/terminal/src/main/java/org/jline/terminal/impl/exec/ExecTerminalProvider.java
@@ -45,6 +45,9 @@ public String name() {
     }
 
     public Pty current(SystemStream systemStream) throws IOException {
+        if (!isSystemStream(systemStream)) {
+            throw new IOException("Not a system stream: " + systemStream);
+        }
         return ExecPty.current(this, systemStream);
     }