tools: re-run idf.py in MSYS with winpty
This is done in order to cancel subprocesses on keyboard interrupt
(CTRL+C).
@@ -560,6 +560,19 @@ def main():
if __name__ == "__main__":
try:
+ # On MSYS2 we need to run idf.py with "winpty" in order to be able to cancel the subprocesses properly on
+ # keyboard interrupt (CTRL+C).
+ # Using an own global variable for indicating that we are running with "winpty" seems to be the most suitable
+ # option as os.environment['_'] contains "winpty" only when it is run manually from console.
+ WINPTY_VAR = 'WINPTY'
+ WINPTY_EXE = 'winpty'
+ if ('MSYSTEM' in os.environ) and (not os.environ['_'].endswith(WINPTY_EXE) and WINPTY_VAR not in os.environ):
+ os.environ[WINPTY_VAR] = '1' # the value is of no interest to us
+ # idf.py calls itself with "winpty" and WINPTY global variable set
+ ret = subprocess.call([WINPTY_EXE, sys.executable] + sys.argv, env=os.environ)
+ if ret:
+ raise SystemExit(ret)
+ else:
main()
except FatalError as e:
print(e)
