openpilot v0.9.6 release

date: 2024-02-21T23:02:42
master commit: 0b4d08fab8e35a264bc7383e878538f8083c33e5

common/text_window.py

@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+import os
+import time
+import subprocess
+from openpilot.common.basedir import BASEDIR
+
+
+class TextWindow:
+  def __init__(self, text):
+    try:
+      self.text_proc = subprocess.Popen(["./text", text],
+                                        stdin=subprocess.PIPE,
+                                        cwd=os.path.join(BASEDIR, "selfdrive", "ui"),
+                                        close_fds=True)
+    except OSError:
+      self.text_proc = None
+
+  def get_status(self):
+    if self.text_proc is not None:
+      self.text_proc.poll()
+      return self.text_proc.returncode
+    return None
+
+  def __enter__(self):
+    return self
+
+  def close(self):
+    if self.text_proc is not None:
+      self.text_proc.terminate()
+      self.text_proc = None
+
+  def wait_for_exit(self):
+    if self.text_proc is not None:
+      while True:
+        if self.get_status() == 1:
+          return
+        time.sleep(0.1)
+
+  def __del__(self):
+    self.close()
+
+  def __exit__(self, exc_type, exc_value, traceback):
+    self.close()
+
+
+if __name__ == "__main__":
+  text = """Traceback (most recent call last):
+  File "./controlsd.py", line 608, in <module>
+    main()
+  File "./controlsd.py", line 604, in main
+    controlsd_thread(sm, pm, logcan)
+  File "./controlsd.py", line 455, in controlsd_thread
+    1/0
+ZeroDivisionError: division by zero"""
+  print(text)
+
+  with TextWindow(text) as s:
+    for _ in range(100):
+      if s.get_status() == 1:
+        print("Got exit button")
+        break
+      time.sleep(0.1)
+  print("gone")