2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1983, 1993, 1994
5 * The Regents of the University of California. All rights reserved.
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8 * modification, are permitted provided that the following conditions
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11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
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21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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34 static char sccsid[] = "@(#)startdaemon.c 8.2 (Berkeley) 4/17/94";
38 #include "lp.cdefs.h" /* A cross-platform version of <sys/cdefs.h> */
39 __FBSDID("$FreeBSD$");
41 #include <sys/param.h>
42 #include <sys/socket.h>
52 #include "pathnames.h"
55 * Tell the printer daemon that there are new files in the spool directory.
59 startdaemon(const struct printer *pp)
61 struct sockaddr_un un;
66 s = socket(PF_LOCAL, SOCK_STREAM, 0);
71 memset(&un, 0, sizeof(un));
72 un.sun_family = AF_LOCAL;
73 strcpy(un.sun_path, _PATH_SOCKETNAME);
75 #define SUN_LEN(unp) (strlen((unp)->sun_path) + 2)
78 connectres = connect(s, (struct sockaddr *)&un, SUN_LEN(&un));
81 warn("Unable to connect to %s", _PATH_SOCKETNAME);
82 warnx("Check to see if the master 'lpd' process is running.");
88 * Avoid overruns without putting artificial limitations on
91 if (writel(s, "\1", pp->printer, "\n", (char *)0) <= 0) {
96 if (read(s, &c, 1) == 1) {
97 if (c == '\0') { /* everything is OK */
103 while ((n = read(s, &c, 1)) > 0)