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system/cu: Disable echo if it's enabled to avoid double input character

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Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
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Huang Qi 2023-03-07 14:37:26 +08:00 committed by Alin Jerpelea
parent 4a9752ed3d
commit 96cd66cf51
1 changed files with 4 additions and 0 deletions
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4
system/cu/cu_main.c
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@ -179,6 +179,10 @@ static int set_termios(int fd, int rate, enum parity_mode parity,
tio.c_oflag |= ONLCR; tio.c_oflag |= ONLCR;
} }
/* disable echo if it's enabled to avoid double input character */
tio.c_iflag &= ~ECHO;
ret = tcsetattr(fd, TCSANOW, &tio); ret = tcsetattr(fd, TCSANOW, &tio);
if (ret) if (ret)
{ {