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/*
* usage.c:
*
* Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
* All rights reserved.
*
*/
static char rcsid[] = "$Id$";
/*
* $Log$
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*/
#include <stdio.h>
#include <stdlib.h>
void
usage (void)
{
fprintf (stderr, "Usage:\n"
"sympathy -t [-K] [-d serialdev|-p] [-b baud] [-f] [-L log] [-w WxH]\n"
" [-F] [-P pidfile] [-u] [-N]\n"
" [pty program] [pty program args]\n"
"sympathy -s [-K] [-d serialdev|-p] [-b baud] [-f] [-L log] [-w WxH]\n"
" [-F] [-P pidfile] [-n hlines] [-k skt]\n"
" [pty program] [pty program args]\n"
"sympathy [-s -c] [-K] [-d serialdev|-p] [-b baud] [-f] [-L log] [-w WxH]\n"
" [-F] [-P pidfile] [-u] [-N] [-n hlines] [-k skt]\n"
" [pty program] [pty program args]\n"
"sympathy -c [-H] [-I string ] [-u] [-N] -k skt\n"
"sympathy -r id [-H] [-I string ] [-u] [-N]\n"
"sympathy {-l|-ls}\n"
"sympathy -v\n"
"sympathy -h\n"
"\n"
"Main mode:\n"
" -t terminal emulator mode: one process is started which reads from\n"
" the serial device or ptty and writes to the user's terminal.\n"
" -s server mode: a process is started (and daemonized unless -F is\n"
" given) which listens on a socket, and reads from the serial\n"
" device or ptty.\n"
" -s -c server and client mode: Fork a server and connect a client\n"
" incompatible with -F. This is the default mode\n"
" -c client mode: connect to server mode process\n"
" -r id client mode: connect to server mode process on socket\n"
" ~/.sympathy/id or ~/.sympathy/hostname.id if id is an\n"
" integer\n"
" -l or -ls list active sockets in ~/.sympathy\n"
" -v show version\n"
" -h show help\n"
"\n"
"Options:\n"
" -K lock the serial device. By default sympathy checks that no\n"
" other process has created a lock file, and temporarily ceases\n"
" to access the serial port if it spots one. With this option\n"
" sympathy creates a lock file and prevents other programs\n"
" accessing the serial port. Incompatible with -p\n"
" -d serialdev the serial device to connect to, eg /dev/ttyS0\n"
" -p fork a login shell in a ptty and connect to that rather than\n"
" connect to a serial port. This option is the default if\n"
" no -d option is specified\n"
" -b baud the baudrate to set. If omitted sympathy does not set\n"
" a baudrate and uses the current setting\n"
" -f set RTS/CTS flowcontrol. By default sympathy disables flow\n"
" control\n"
" -k socket explicity set the name of the socket, by default\n"
" sympathy will use ~/.sympathy/$pid\n"
" -F do not detach, run the server in the foreground\n"
" -H instead of connecting the user's terminal to the session\n"
" emit HTML of the current state of the screen on stdout\n"
" -L log log activity on the device to the file log\n"
" -n nlines the number of lines of history to store in the\n"
" server, that are replayed on connexion\n"
" -P pidfile write the pid of the server/terminal process to pidfile\n"
" -R rotate logile specified with -L option\n"
" -u don't emit utf-8 try to use ISO-2202 to the local terminal\n"
" -w W[xH] start session with a screen of size W by H. 0<W<=132,\n"
" 0<H<24, default 80 by 24\n"
" -N provide dumb terminal emulation on stdin/stdout instead of\n"
" redering the display, for use with expect(1)\n"
" -I string inject string into terminal then quit (see man page\n"
" for escapes\n");
exit (1);
}
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