2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
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13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 static char sccsid[] = "@(#)dn11.c 8.1 (Berkeley) 6/6/93";
41 * Routines for dialing up on DN-11
49 static jmp_buf jmpbuf;
50 static int child = -1, dn;
55 char *p, *q, phone[40];
56 int lt, nw, connected = 1;
59 if (boolean(value(VERBOSE)))
60 printf("\nstarting call...");
61 if ((dn = open(acu, 1)) < 0) {
63 printf("line busy...");
65 printf("acu open error...");
73 signal(SIGALRM, alarmtr);
74 timelim = 5 * strlen(num);
75 alarm(timelim < 30 ? 30 : timelim);
76 if ((child = fork()) == 0) {
78 * ignore this stuff for aborts
80 signal(SIGALRM, SIG_IGN);
81 signal(SIGINT, SIG_IGN);
82 signal(SIGQUIT, SIG_IGN);
84 nw = write(dn, num, lt = strlen(num));
88 * open line - will return on carrier
90 if ((FD = open(DV, 2)) < 0) {
92 printf("lost carrier...");
94 printf("dialup line open failed...");
105 tcgetattr (dn, &term);
106 term.c_cflag |= HUPCL;
107 tcsetattr (dn, TCSANOW, &term);
109 #elif defined(TIOCHPCL)
110 ioctl(dn, TIOCHPCL, 0);
113 signal(SIGALRM, SIG_DFL);
114 while ((nw = wait(<)) != child && nw != -1)
133 * Insurance, for some reason we don't seem to be
141 ioctl(FD, TIOCCDTR, 0);
150 kill(child, SIGKILL);
154 ioctl(FD, TIOCCDTR, 0);