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seta75D d6fe8fe829 Init
2021-10-11 22:19:34 -03:00

182 lines
4.0 KiB
C

static char sccsid[] = "@(#)41 1.5 src/bos/usr/bin/tip/remote.c, cmdtip, bos411, 9428A410j 4/10/91 09:07:14";
/*
* COMPONENT_NAME: UUCP remote.c
*
* FUNCTIONS: MSGSTR, getremcap, getremote
*
* ORIGINS: 10 26 27
*
* (C) COPYRIGHT International Business Machines Corp. 1985, 1989
* All Rights Reserved
* Licensed Materials - Property of IBM
*
* US Government Users Restricted Rights - Use, duplication or
* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
*/
/*
* Copyright (c) 1983 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/* static char sccsid[] = "remote.c 5.3 (Berkeley) 4/30/86"; */
# include "tip.h"
#include <nl_types.h>
#include "tip_msg.h"
extern nl_catd catd;
#define MSGSTR(n,s) catgets(catd,MS_TIP,n,s)
/*
* Attributes to be gleened from remote host description
* data base.
*/
static char **caps[] = {
&AT, &DV, &CM, &CU, &EL, &IE, &OE, &PN, &PR, &DI,
&ES, &EX, &FO, &RC, &RE, &PA
};
static char *capstrings[] = {
"at", "dv", "cm", "cu", "el", "ie", "oe", "pn", "pr",
"di", "es", "ex", "fo", "rc", "re", "pa", 0
};
char *rgetstr();
static
getremcap(host)
register char *host;
{
int stat;
char tbuf[BUFSIZ];
static char buf[BUFSIZ/2];
char *bp = buf;
register char **p, ***q;
if ((stat = rgetent(tbuf, host)) <= 0) {
if (DV ||
host[0] == '/' && access(DV = host, R_OK | W_OK) == 0) {
CU = DV;
HO = host;
HW = 1;
DU = 0;
if (!BR)
BR = DEFBR;
FS = DEFFS;
return;
}
fprintf(stderr, stat == 0 ?
MSGSTR(UNKNOWNHOST, "tip: unknown host %s\n") : /*MSG*/
MSGSTR(CANTOPEN3, "tip: can't open host description file\n"), host); /*MSG*/
exit(3);
}
for (p = capstrings, q = caps; *p != NULL; p++, q++)
if (**q == NULL)
**q = rgetstr(*p, &bp);
if (!BR && (BR = rgetnum("br")) < 0)
BR = DEFBR;
if ((FS = rgetnum("fs")) < 0)
FS = DEFFS;
DU = rgetflag("du");
if (DV == NOSTR) {
fprintf(stderr, MSGSTR(NODEVSPEC, "%s: missing device spec\n"), host); /*MSG*/
exit(3);
}
if (DU && CU == NOSTR)
CU = DV;
if (DU && PN == NOSTR) {
fprintf(stderr, MSGSTR(NOPHONE, "%s: missing phone number\n"), host); /*MSG*/
exit(3);
}
HD = rgetflag("hd");
/*
* This effectively eliminates the "hw" attribute
* from the description file
*/
if (!HW)
HW = (CU == NOSTR) || (DU && equal(DV, CU));
HO = host;
/*
* see if uppercase mode should be turned on initially
*/
if (rgetflag("ra"))
boolean(value(RAISE)) = 1;
if (rgetflag("ec"))
boolean(value(ECHOCHECK)) = 1;
if (rgetflag("be"))
boolean(value(BEAUTIFY)) = 1;
if (rgetflag("nb"))
boolean(value(BEAUTIFY)) = 0;
if (rgetflag("sc"))
boolean(value(SCRIPT)) = 1;
if (rgetflag("tb"))
boolean(value(TABEXPAND)) = 1;
if (rgetflag("vb"))
boolean(value(VERBOSE)) = 1;
if (rgetflag("nv"))
boolean(value(VERBOSE)) = 0;
if (rgetflag("ta"))
boolean(value(TAND)) = 1;
if (rgetflag("nt"))
boolean(value(TAND)) = 0;
if (rgetflag("rw"))
boolean(value(RAWFTP)) = 1;
if (rgetflag("hd"))
boolean(value(HALFDUPLEX)) = 1;
if (RE == NOSTR)
RE = (char *)"tip.record";
if (EX == NOSTR)
EX = (char *)"\t\n\b\f";
if (ES != NOSTR)
vstring("es", ES);
if (FO != NOSTR)
vstring("fo", FO);
if (PR != NOSTR)
vstring("pr", PR);
if (RC != NOSTR)
vstring("rc", RC);
if ((DL = rgetnum("dl")) < 0)
DL = 0;
if ((CL = rgetnum("cl")) < 0)
CL = 0;
if ((ET = rgetnum("et")) < 0)
ET = 10;
}
char *
getremote(host)
char *host;
{
register char *cp;
static char *next;
static int lookedup = 0;
if (!lookedup) {
if (host == NOSTR && (host = getenv("HOST")) == NOSTR) {
fprintf(stderr, MSGSTR(NOHOST, "tip: no host specified\n")); /*MSG*/
exit(3);
}
getremcap(host);
next = DV;
lookedup++;
}
/*
* We return a new device each time we're called (to allow
* a rotary action to be simulated)
*/
if (next == NOSTR)
return (NOSTR);
if ((cp = index(next, ',')) == NULL) {
DV = next;
next = NOSTR;
} else {
*cp++ = '\0';
DV = next;
next = cp;
}
return (DV);
}