Implement subprocess termination

benchmark/foundation/benchrunner.py

@@ -41,6 +41,7 @@ def benchmarkBlenderWatched(command):
     process = subprocess.Popen(command,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT)
+    progress.render_process(process)
 
     # Keep reading status while Blender is alive.
     st = stats.Stats()
@@ -67,6 +68,8 @@ def benchmarkBlenderWatched(command):
     # Clear line used by progress.
     progress.progressClear()
 
+    progress.render_process(None)
+
     if process.returncode != 0:
         logger.ERROR("Rendering crashed")
         return None
@@ -91,6 +94,8 @@ def benchmarkScene(ctx, scene):
                 "(this might take several minutes).")
     warmup_command = command + ['--benchmark-warmup']
     benchmarkBlenderWatched(warmup_command)
+    if progress.is_canceled():
+        return None
     # Remove resutl of warmup round.
     if ctx.image_output_dir:
         full_image_output = os.path.join(ctx.image_output_dir, scene) + \
@@ -129,6 +134,8 @@ def benchmarkAll(ctx):
     for scene in ctx.scenes:
         file_stats = benchmarkScene(ctx, scene)
         all_stats[scene] = file_stats
+        if progress.is_canceled():
+            break
     return all_stats