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-rw-r--r--yaksh/cpp_stdio_evaluator.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/yaksh/cpp_stdio_evaluator.py b/yaksh/cpp_stdio_evaluator.py
index b302fa4..d211bb7 100644
--- a/yaksh/cpp_stdio_evaluator.py
+++ b/yaksh/cpp_stdio_evaluator.py
@@ -82,7 +82,8 @@ class CppStdIOEvaluator(StdIOEvaluator):
shell=True,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
- stderr=subprocess.PIPE
+ stderr=subprocess.PIPE,
+ preexec_fn=os.setpgrp
)
success, err = self.evaluate_stdio(self.user_answer, proc,
self.expected_input,