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This commit is contained in:
Cristian Maglie
2023-08-09 18:29:02 +02:00
parent bafe313749
commit cce21700eb
1 changed files with 3 additions and 0 deletions
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3
serial_linux.go
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@@ -87,5 +87,8 @@ func setTermSettingsBaudrate(speed int, settings *unix.Termios) (error, bool) {
} }
func (port *unixPort) Drain() error { func (port *unixPort) Drain() error {
// It's not super well documented, but this is the same as calling tcdrain:
// - https://git.musl-libc.org/cgit/musl/tree/src/termios/tcdrain.c
// - https://elixir.bootlin.com/linux/v6.2.8/source/drivers/tty/tty_io.c#L2673
return unix.IoctlSetInt(port.handle, unix.TCSBRK, 1) return unix.IoctlSetInt(port.handle, unix.TCSBRK, 1)
} }