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| -rw-r--r-- | src/monitor.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/monitor.py b/src/monitor.py index d2a4eb7..0e409f0 100644 --- a/src/monitor.py +++ b/src/monitor.py @@ -422,6 +422,10 @@ def list_screens(): ''' process = Popen([LIBEXECDIR + "/blueshift_idcrtc"], stdout = PIPE) lines = process.communicate()[0].decode('utf-8', 'error').split('\n') + while process.returncode is None: + process.wait() + if process.returncode != 0: + raise Exception('blueshift_idcrtc exited with value %i' % process.returncode) lines = [line.strip() for line in lines] screens, screen_i, screen, output = None, None, None, None for line in lines: |