From aa5d4c3b340d180eb0b375b3b4a923cf91ffb04a Mon Sep 17 00:00:00 2001 From: Christoph Lohmann <20h@r-36.net> Date: Mon, 7 Sep 2015 22:59:05 +0200 Subject: [PATCH] Making st.1 more descriptive about -l and fix -l in st.c. --- st.1 | 21 ++++++++++++++++++--- st.c | 2 +- 2 files changed, 19 insertions(+), 4 deletions(-) diff --git a/st.1 b/st.1 index b961b26..29e3163 100644 --- a/st.1 +++ b/st.1 @@ -89,9 +89,24 @@ embeds st within the window identified by .I windowid .TP .BI \-l " line" -use a tty line instead of a pseudo terminal. -When this flag is used -remaining arguments are used as flags for stty. +use a tty +.I line +instead of a pseudo terminal. +.I line +should be a (pseudo-)serial device (e.g. /dev/ttySO on Linux for serial port +0). +When this flag is given +remaining arguments are used as flags for +.BR stty(1). +By default st initializes the serial line to 8 bits, no parity, 1 stop bit +and a 38400 baud rate. The speed is set by appending it as last argument +(e.g. 'st -l 115200'). Arguments before the last one are +.BR stty(1) +flags. If you want to set odd parity on 115200 baud use for example 'st -l +parenb parodd 115200'. Set the number of bits by using for example 'st -l cs7 +115200'. See +.BR stty(1) +for more arguments and cases. .TP .B \-v prints version information to stderr, then exits. diff --git a/st.c b/st.c index d49804b..256f8f5 100644 --- a/st.c +++ b/st.c @@ -4294,7 +4294,7 @@ usage(void) " [-i] [-t title] [-T title] [-w windowid] [-e command ...]" " [command ...]\n" " st [-a] [-v] [-c class] [-f font] [-g geometry] [-o file]\n" - " [-i] [-t title] [-T title] [-w windowid] [-l line]" + " [-i] [-t title] [-T title] [-w windowid] -l line" " [stty_args ...]\n", argv0); }