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Update terminalManagement

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This commit is contained in:
chrys87 2017-08-24 10:11:07 +02:00 committed by GitHub
parent df88689942
commit 454af7a7c0
1 changed files with 26 additions and 9 deletions
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29
play zone/terminalManagement
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@ -32,7 +32,7 @@ class Terminal:
return {"c": (cursor.x, cursor.y), "lines": lines}
def open_terminal(command="bash", columns=25, lines=80):
def open_terminal(command="bash", columns=80, lines=25):
p_pid, master_fd = pty.fork()
print('PID',p_pid)
if p_pid == 0: # Child.
@ -51,6 +51,7 @@ def HandleTerminal():
try:
tty.setraw(0)
terminal, p_pid, p_out = open_terminal()
std_out = os.fdopen(sys.stdout.fileno(), "w+b", 0)
#termios.tcdrain(p_pid)
#termios.tcdrain(0)
while running:
@ -62,12 +63,13 @@ def HandleTerminal():
if debug:
print('pre p_out')
try:
msgBytes = os.read(p_out.fileno(), 4)
msgBytes = read_all(p_out.fileno())
#msgBytes = p_out.read(65536)
#msgBytes = os.read(p_out.fileno(), 4)
#p_out.read(4096)
except (EOFError, OSError):
running = False
#sys.exit(0)
terminal.feed(msgBytes)
os.write(sys.stdout.fileno(), msgBytes)
sys.stdout.flush()
#print(terminal.screen.display)
@ -76,10 +78,10 @@ def HandleTerminal():
if sys.stdin in r:
if debug:
print('pre stdin')
msgBytes = os.read(sys.stdin.fileno(), 1)
msgBytes = read_all(sys.stdin.fileno())
#msgBytes = os.read(sys.stdin.fileno(), 1)
terminal.feed(msgBytes)
p_out.write(msgBytes)
p_out.flush()
os.write(p_out.fileno(), msgBytes)
if debug:
print('after stdin')
except Exception as e: # Process died?
@ -102,5 +104,20 @@ def resize_terminal(fd):
rows, cols, _, _ = struct.unpack('hhhh', s)
return rows, cols
def read_all(fd):
bytes = os.read(fd, 4096)
if bytes == b'':
raise EOFError
while has_more(fd):
data = os.read(fd, 4096)
if data == b'':
raise EOFError
bytes += data
return bytes
def has_more(fd):
r, w, e = select.select([fd], [], [], 0)
return (fd in r)
if __name__ == "__main__":
HandleTerminal()