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driver/pty: Map CR->LF from terminal input

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NuttX only treat \n as new line after https://github.com/apache/nuttx/pull/8628,
so need this conversion to interact with terminal emulator.

Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
This commit is contained in:
Huang Qi 2023-02-27 17:14:22 +08:00 committed by Xiang Xiao
parent 2c5f653bfd
commit b178ce4da9
1 changed files with 7 additions and 0 deletions
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7
drivers/serial/pty.c
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@ -955,11 +955,18 @@ int pty_register2(int minor, bool susv1)
nxsem_init(&devpair->pp_slavesem, 0, 0);
nxmutex_init(&devpair->pp_lock);
/* Map CR -> NL from terminal input (master)
* For some usage like adb shell:
* adb shell write \r -> nsh read \n
* nsh write \n -> adb shell read \r\n
*/
devpair->pp_susv1 = susv1;
devpair->pp_minor = minor;
devpair->pp_locked = true;
devpair->pp_master.pd_devpair = devpair;
devpair->pp_master.pd_master = true;
devpair->pp_master.pd_oflag = OPOST | OCRNL;
devpair->pp_slave.pd_devpair = devpair;
devpair->pp_slave.pd_oflag = OPOST | ONLCR;