AP_HAL: added is_write_locked() for UARTs

2024-01-18 10:34:59 +11:00 · 2024-01-18 10:34:59 +11:00 · f77f8e5ad7
commit f77f8e5ad7
parent 7e79a13053
1 changed files with 7 additions and 0 deletions
--- a/libraries/AP_HAL/UARTDriver.h
+++ b/libraries/AP_HAL/UARTDriver.h
@ -178,6 +178,13 @@ public:
    }
 #endif

+    /*
+      return true if the port is currently locked for writing
+     */
+    bool is_write_locked(void) const {
+        return lock_write_key != 0;
+    }
+
 protected:
    // key for a locked port
    uint32_t lock_write_key;