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Diffstat (limited to 'gnu/libexec/uucp/cu/cu.c')
-rw-r--r--gnu/libexec/uucp/cu/cu.c157
1 files changed, 121 insertions, 36 deletions
diff --git a/gnu/libexec/uucp/cu/cu.c b/gnu/libexec/uucp/cu/cu.c
index 5e34601de3b9..3939f6a02ece 100644
--- a/gnu/libexec/uucp/cu/cu.c
+++ b/gnu/libexec/uucp/cu/cu.c
@@ -1,7 +1,7 @@
/* cu.c
Call up a remote system.
- Copyright (C) 1992 Ian Lance Taylor
+ Copyright (C) 1992, 1993, 1994 Ian Lance Taylor
This file is part of the Taylor UUCP package.
@@ -20,13 +20,13 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
The author of the program may be contacted at ian@airs.com or
- c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
+ c/o Cygnus Support, Building 200, 1 Kendall Square, Cambridge, MA 02139.
*/
#include "uucp.h"
#if USE_RCS_ID
-const char cu_rcsid[] = "$Id: cu.c,v 1.1 1993/08/05 18:23:29 conklin Exp $";
+const char cu_rcsid[] = "$Id: cu.c,v 1.2 1994/05/07 18:09:54 ache Exp $";
#endif
#include "cu.h"
@@ -66,7 +66,7 @@ boolean fCuvar_binary = FALSE;
/* A prefix string to use before sending a binary character from a
file; this is only used if fCuvar_binary is TRUE. The default is
- ^Z. */
+ ^V. */
const char *zCuvar_binary_prefix = "\026";
/* Whether to check for echoes of characters sent when sending a file.
@@ -126,9 +126,6 @@ static const struct uuconf_cmdtab asCuvars[] =
{ NULL, 0, NULL, NULL}
};
-/* The program name. */
-char abProgram[] = "cu";
-
/* The string printed at the initial connect. */
#if ANSI_C
#define ZCONNMSG "\aConnected."
@@ -175,6 +172,9 @@ static boolean fCulocalecho;
/* Whether we need to call fsysdep_cu_finish. */
static boolean fCustarted;
+/* Whether ZCONNMSG has been printed yet. */
+static boolean fCuconnprinted = FALSE;
+
/* A structure used to pass information to icuport_lock. */
struct sconninfo
{
@@ -187,6 +187,7 @@ struct sconninfo
/* Local functions. */
static void ucuusage P((void));
+static void ucuhelp P((void));
static void ucuabort P((void));
static void uculog_start P((void));
static void uculog_end P((void));
@@ -209,7 +210,24 @@ static boolean fcusend_buf P((struct sconnection *qconn, const char *zbuf,
do { if (! fsysdep_terminal_puts (zline)) ucuabort (); } while (0)
/* Long getopt options. */
-static const struct option asCulongopts[] = { { NULL, 0, NULL, 0 } };
+static const struct option asCulongopts[] =
+{
+ { "phone", required_argument, NULL, 'c' },
+ { "parity", required_argument, NULL, 2 },
+ { "halfduplex", no_argument, NULL, 'h' },
+ { "prompt", no_argument, NULL, 'n' },
+ { "line", required_argument, NULL, 'l' },
+ { "port", required_argument, NULL, 'p' },
+ { "speed", required_argument, NULL, 's' },
+ { "baud", required_argument, NULL, 's' },
+ { "mapcr", no_argument, NULL, 't' },
+ { "system", required_argument, NULL, 'z' },
+ { "config", required_argument, NULL, 'I' },
+ { "debug", required_argument, NULL, 'x' },
+ { "version", no_argument, NULL, 'v' },
+ { "help", no_argument, NULL, 1 },
+ { NULL, 0, NULL, 0 }
+};
int
main (argc, argv)
@@ -252,6 +270,8 @@ main (argc, argv)
struct uuconf_dialer *qdialer;
char bcmd;
+ zProgram = argv[0];
+
/* We want to accept -# as a speed. It's easiest to look through
the arguments, replace -# with -s#, and let getopt handle it. */
for (i = 1; i < argc; i++)
@@ -271,7 +291,7 @@ main (argc, argv)
}
}
- while ((iopt = getopt_long (argc, argv, "a:c:dehnI:l:op:s:tx:z:",
+ while ((iopt = getopt_long (argc, argv, "a:c:dehnI:l:op:s:tvx:z:",
asCulongopts, (int *) NULL)) != EOF)
{
switch (iopt)
@@ -347,13 +367,47 @@ main (argc, argv)
#endif
break;
+ case 'v':
+ /* Print version and exit. */
+ fprintf
+ (stderr,
+ "%s: Taylor UUCP %s, copyright (C) 1991, 1992, 1993, 1994 Ian Lance Taylor\n",
+ zProgram, VERSION);
+ exit (EXIT_SUCCESS);
+ /*NOTREACHED*/
+
+ case 2:
+ /* --parity. */
+ if (strncmp (optarg, "even", strlen (optarg)) == 0)
+ feven = TRUE;
+ else if (strncmp (optarg, "odd", strlen (optarg)) == 0)
+ fodd = TRUE;
+ else if (strncmp (optarg, "none", strlen (optarg)) == 0)
+ {
+ feven = TRUE;
+ fodd = TRUE;
+ }
+ else
+ {
+ fprintf (stderr, "%s: --parity requires even, odd or none\n",
+ zProgram);
+ ucuusage ();
+ }
+ break;
+
+ case 1:
+ /* --help. */
+ ucuhelp ();
+ exit (EXIT_SUCCESS);
+ /*NOTREACHED*/
+
case 0:
/* Long option found and flag set. */
break;
default:
ucuusage ();
- break;
+ /*NOTREACHED*/
}
}
@@ -366,7 +420,10 @@ main (argc, argv)
if (optind != argc - 1
|| zsystem != NULL
|| zphone != NULL)
- ucuusage ();
+ {
+ fprintf (stderr, "%s: too many arguments\n", zProgram);
+ ucuusage ();
+ }
if (strcmp (argv[optind], "dir") != 0)
{
if (isdigit (BUCHAR (argv[optind][0])))
@@ -382,7 +439,11 @@ main (argc, argv)
&& zport == NULL
&& zline == NULL
&& ibaud == 0L)
- ucuusage ();
+ {
+ fprintf (stderr, "%s: must specify system, line, port or speed\n",
+ zProgram);
+ ucuusage ();
+ }
if (fprompt)
{
@@ -395,7 +456,7 @@ main (argc, argv)
if (getline (&zphone, &cphone, stdin) <= 0
|| *zphone == '\0')
{
- fprintf (stderr, "%s: No phone number entered\n", abProgram);
+ fprintf (stderr, "%s: no phone number entered\n", zProgram);
exit (EXIT_FAILURE);
}
}
@@ -523,16 +584,20 @@ main (argc, argv)
sport.uuconf_u.uuconf_sdirect.uuconf_zdevice = NULL;
sport.uuconf_u.uuconf_sdirect.uuconf_ibaud = ibaud;
- if (! fsysdep_port_access (&sport))
- ulog (LOG_FATAL, "%s: Permission denied", zline);
-
- if (! fconn_init (&sport, &sconn))
+ if (! fconn_init (&sport, &sconn, UUCONF_PORTTYPE_UNKNOWN))
ucuabort ();
if (! fconn_lock (&sconn, FALSE))
ulog (LOG_FATAL, "%s: Line in use", zline);
qCuconn = &sconn;
+
+ /* Check user access after locking the port, because on
+ some systems shared lines affect the ownership and
+ permissions. In such a case ``Line in use'' is more
+ clear than ``Permission denied.'' */
+ if (! fsysdep_port_access (&sport))
+ ulog (LOG_FATAL, "%s: Permission denied", zline);
}
ihighbaud = 0L;
}
@@ -544,7 +609,8 @@ main (argc, argv)
continue;
if (qsys->uuconf_qport != NULL)
{
- if (fconn_init (qsys->uuconf_qport, &sconn))
+ if (fconn_init (qsys->uuconf_qport, &sconn,
+ UUCONF_PORTTYPE_UNKNOWN))
{
if (fconn_lock (&sconn, FALSE))
{
@@ -648,7 +714,8 @@ main (argc, argv)
|| qsys == NULL)
ucuabort ();
- if (qsys->uuconf_qalternate == NULL)
+ qsys = qsys->uuconf_qalternate;
+ if (qsys == NULL)
ulog (LOG_FATAL, "%s: No remaining alternates", zsystem);
fCuclose_conn = FALSE;
@@ -693,6 +760,7 @@ main (argc, argv)
only comes out when a special command is received from the
terminal. */
printf ("%s\n", ZCONNMSG);
+ fCuconnprinted = TRUE;
if (! fsysdep_terminal_raw (fCulocalecho))
ucuabort ();
@@ -719,7 +787,8 @@ main (argc, argv)
(void) fconn_unlock (&sconn);
uconn_free (&sconn);
- printf ("\n%s\n", ZDISMSG);
+ if (fCuconnprinted)
+ printf ("\n%s\n", ZDISMSG);
ulog_close ();
@@ -734,41 +803,56 @@ main (argc, argv)
static void
ucuusage ()
{
+ fprintf (stderr, "Usage: %s [options] [system or phone-number]\n",
+ zProgram);
+ fprintf (stderr, "Use %s --help for help\n", zProgram);
+ exit (EXIT_FAILURE);
+}
+
+/* Print a help message. */
+
+static void
+ucuhelp ()
+{
fprintf (stderr,
- "Taylor UUCP version %s, copyright (C) 1991, 1992 Ian Lance Taylor\n",
+ "Taylor UUCP %s, copyright (C) 1991, 1992, 1993, 1994 Ian Lance Taylor\n",
VERSION);
fprintf (stderr,
- "Usage: cu [options] [system or phone-number]\n");
+ "Usage: %s [options] [system or phone-number]\n", zProgram);
fprintf (stderr,
- " -a port, -p port: Use named port\n");
+ " -a,-p,--port port: Use named port\n");
fprintf (stderr,
- " -l line: Use named device (e.g. tty0)\n");
+ " -l,--line line: Use named device (e.g. tty0)\n");
fprintf (stderr,
- " -s speed, -#: Use given speed\n");
+ " -s,--speed,--baud speed, -#: Use given speed\n");
fprintf (stderr,
- " -c phone: Phone number to call\n");
+ " -c,--phone phone: Phone number to call\n");
fprintf (stderr,
- " -z system: System to call\n");
+ " -z,--system system: System to call\n");
fprintf (stderr,
" -e: Set even parity\n");
fprintf (stderr,
" -o: Set odd parity\n");
fprintf (stderr,
- " -h: Echo locally\n");
+ " --parity={odd,even}: Set parity\n");
+ fprintf (stderr,
+ " -h,--halfduplex: Echo locally\n");
fprintf (stderr,
- " -t: Map carriage return to carriage return/linefeed\n");
+ " -t,--mapcr: Map carriage return to carriage return/linefeed\n");
fprintf (stderr,
- " -n: Prompt for phone number\n");
+ " -n,--prompt: Prompt for phone number\n");
fprintf (stderr,
" -d: Set maximum debugging level\n");
fprintf (stderr,
- " -x debug: Set debugging type\n");
+ " -x,--debug debug: Set debugging type\n");
#if HAVE_TAYLOR_CONFIG
fprintf (stderr,
- " -I file: Set configuration file to use\n");
+ " -I,--config file: Set configuration file to use\n");
#endif /* HAVE_TAYLOR_CONFIG */
-
- exit (EXIT_FAILURE);
+ fprintf (stderr,
+ " -v,--version: Print version and exit\n");
+ fprintf (stderr,
+ " --help: Print help and exit\n");
}
/* This function is called when a fatal error occurs. */
@@ -805,7 +889,8 @@ ucuabort ()
ulog_close ();
- printf ("\n%s\n", ZDISMSG);
+ if (fCuconnprinted)
+ printf ("\n%s\n", ZDISMSG);
usysdep_exit (FALSE);
}
@@ -866,7 +951,7 @@ icuport_lock (qport, pinfo)
q->fmatched = TRUE;
- if (! fconn_init (qport, q->qconn))
+ if (! fconn_init (qport, q->qconn, UUCONF_PORTTYPE_UNKNOWN))
return UUCONF_NOT_FOUND;
else if (! fconn_lock (q->qconn, FALSE))
{
generated by cgit v1.3 (git 2.53.0) at 2026-03-12 01:15:17 +0000