xref: /onnv-gate/usr/src/cmd/lp/lib/msgs/mdisconnect.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate #ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.5	*/
27*0Sstevel@tonic-gate /* LINTLIBRARY */
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate # include	<stropts.h>
30*0Sstevel@tonic-gate # include	<errno.h>
31*0Sstevel@tonic-gate # include	<stdlib.h>
32*0Sstevel@tonic-gate 
33*0Sstevel@tonic-gate #include "lp.h"
34*0Sstevel@tonic-gate #include "msgs.h"
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #if	defined(__STDC__)
37*0Sstevel@tonic-gate static void	disconnect3_2 ( MESG * );
38*0Sstevel@tonic-gate #else
39*0Sstevel@tonic-gate static void	disconnect3_2();
40*0Sstevel@tonic-gate #endif
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate #if	defined(__STDC__)
mdisconnect(MESG * md)43*0Sstevel@tonic-gate int mdisconnect ( MESG * md )
44*0Sstevel@tonic-gate #else
45*0Sstevel@tonic-gate int mdisconnect (md)
46*0Sstevel@tonic-gate     MESG	*md;
47*0Sstevel@tonic-gate #endif
48*0Sstevel@tonic-gate {
49*0Sstevel@tonic-gate     int		retvalue = 0;
50*0Sstevel@tonic-gate     void	(**fnp)();
51*0Sstevel@tonic-gate     MQUE	*p;
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate     if (!md)
54*0Sstevel@tonic-gate     {
55*0Sstevel@tonic-gate 	errno = ENXIO;
56*0Sstevel@tonic-gate 	return(-1);
57*0Sstevel@tonic-gate     }
58*0Sstevel@tonic-gate 
59*0Sstevel@tonic-gate     switch(md->type)
60*0Sstevel@tonic-gate     {
61*0Sstevel@tonic-gate 	case MD_CHILD:
62*0Sstevel@tonic-gate 	case MD_STREAM:
63*0Sstevel@tonic-gate 	case MD_BOUND:
64*0Sstevel@tonic-gate 	    if (md->writefd >= 0)
65*0Sstevel@tonic-gate 		(void) Close(md->writefd);
66*0Sstevel@tonic-gate 	    if (md->readfd >= 0)
67*0Sstevel@tonic-gate 		(void) Close(md->readfd);
68*0Sstevel@tonic-gate 	    break;
69*0Sstevel@tonic-gate 
70*0Sstevel@tonic-gate 	case MD_USR_FIFO:
71*0Sstevel@tonic-gate 	case MD_SYS_FIFO:
72*0Sstevel@tonic-gate 	   disconnect3_2(md);
73*0Sstevel@tonic-gate 	   break;
74*0Sstevel@tonic-gate     }
75*0Sstevel@tonic-gate 
76*0Sstevel@tonic-gate     if (md->on_discon)
77*0Sstevel@tonic-gate     {
78*0Sstevel@tonic-gate 	for (fnp = md->on_discon; *fnp; fnp++)
79*0Sstevel@tonic-gate 	{
80*0Sstevel@tonic-gate 	    (*fnp)(md);
81*0Sstevel@tonic-gate 	    retvalue++;
82*0Sstevel@tonic-gate 	}
83*0Sstevel@tonic-gate 	Free(md->on_discon);
84*0Sstevel@tonic-gate     }
85*0Sstevel@tonic-gate 
86*0Sstevel@tonic-gate     if (md->file)
87*0Sstevel@tonic-gate 	Free(md->file);
88*0Sstevel@tonic-gate 
89*0Sstevel@tonic-gate     if (md->mque)
90*0Sstevel@tonic-gate     {
91*0Sstevel@tonic-gate 	while ((p = md->mque) != NULL)
92*0Sstevel@tonic-gate 	{
93*0Sstevel@tonic-gate 	    md->mque = p->next;
94*0Sstevel@tonic-gate 	    Free(p->dat->buf);
95*0Sstevel@tonic-gate 	    Free(p->dat);
96*0Sstevel@tonic-gate 	    Free(p);
97*0Sstevel@tonic-gate 	}
98*0Sstevel@tonic-gate     }
99*0Sstevel@tonic-gate     Free(md);
100*0Sstevel@tonic-gate 
101*0Sstevel@tonic-gate     return(retvalue);
102*0Sstevel@tonic-gate }
103*0Sstevel@tonic-gate 
104*0Sstevel@tonic-gate int	discon3_2_is_running = 0;
105*0Sstevel@tonic-gate 
106*0Sstevel@tonic-gate #if	defined(__STDC__)
disconnect3_2(MESG * md)107*0Sstevel@tonic-gate static void disconnect3_2 ( MESG * md )
108*0Sstevel@tonic-gate #else
109*0Sstevel@tonic-gate static void disconnect3_2 (md)
110*0Sstevel@tonic-gate     MESG	*md;
111*0Sstevel@tonic-gate #endif
112*0Sstevel@tonic-gate {
113*0Sstevel@tonic-gate     char	*msgbuf = 0;
114*0Sstevel@tonic-gate     int		size;
115*0Sstevel@tonic-gate 
116*0Sstevel@tonic-gate     discon3_2_is_running = 1;
117*0Sstevel@tonic-gate 
118*0Sstevel@tonic-gate     if (md->writefd != -1)
119*0Sstevel@tonic-gate     {
120*0Sstevel@tonic-gate 	size = putmessage((char *)0, S_GOODBYE);
121*0Sstevel@tonic-gate 	if ((msgbuf = (char *)Malloc((unsigned)size)))
122*0Sstevel@tonic-gate 	{
123*0Sstevel@tonic-gate 	    (void)putmessage (msgbuf, S_GOODBYE);
124*0Sstevel@tonic-gate 	    (void)msend (msgbuf);
125*0Sstevel@tonic-gate 	    Free (msgbuf);
126*0Sstevel@tonic-gate 	}
127*0Sstevel@tonic-gate 
128*0Sstevel@tonic-gate 	(void) Close (md->writefd);
129*0Sstevel@tonic-gate     }
130*0Sstevel@tonic-gate 
131*0Sstevel@tonic-gate     if (md->readfd != -1)
132*0Sstevel@tonic-gate 	(void) Close (md->readfd);
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate     if (md->file)
135*0Sstevel@tonic-gate     {
136*0Sstevel@tonic-gate 	(void) Unlink (md->file);
137*0Sstevel@tonic-gate 	Free (md->file);
138*0Sstevel@tonic-gate     }
139*0Sstevel@tonic-gate 
140*0Sstevel@tonic-gate     discon3_2_is_running = 0;
141*0Sstevel@tonic-gate }
142