+ Add system timestamps to lua read() and new lua read_line() per global options; prevented warnings

+ Add missing timestamp-format epoch; update send_ to use fsync and tcdrain like normal tty_sync does; rework read_line to save partial line at timeout
This commit is contained in:
Keith Hill 2024-10-25 11:22:56 -05:00
parent ab678e6c88
commit e5f9b947c4
13 changed files with 201 additions and 22 deletions

View file

@ -373,7 +373,14 @@ SCRIPT API
Returns number of bytes read on success, 0 on timeout, or -1 on error.
On success, returns read string as second return value.
On success, returns read string as second return value. Also emits a single timestamp to stdout and log file per options.timestamp and options.log.
read_line(timeout)
Read line from serial device. If timeout is 0 or not provided it will wait forever until data is ready to read.
Returns number of bytes read on success, 0 on timeout, or -1 on error.
On success, returns the string that was read as second return value. Also emits a single timestamp to stdout and log file per options.timestamp and options.log.
set{line=state, ...}
Set state of one or multiple tty modem lines.