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1/*
2 * Copyright 1997 Massachusetts Institute of Technology
3 *
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose and without fee is hereby
6 * granted, provided that both the above copyright notice and this
7 * permission notice appear in all copies, that both the above
8 * copyright notice and this permission notice appear in all

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25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30static const char copyright[] =
31 "Copyright (C) 1997, Massachusetts Institute of Technology\r\n";
32static const char rcsid[] =
33 "$FreeBSD: head/usr.sbin/lpr/chkprintcap/chkprintcap.c 70520 2000-12-30 20:56:04Z phk $";
33 "$FreeBSD: head/usr.sbin/lpr/chkprintcap/chkprintcap.c 88004 2001-12-15 23:35:55Z gad $";
34
35#include <sys/types.h>
36#include <sys/queue.h>
37#include <sys/stat.h>
38
39#include <err.h>
40#include <errno.h>
41#include <grp.h>
42#include <stdio.h>
43#include <string.h>
44#include <stdlib.h>
45#include <unistd.h>
46
47#include <sys/param.h> /* needed for lp.h but not used here */
48#include <dirent.h> /* ditto */
49#include "lp.h"
50#include "lp.local.h"
51#include "pathnames.h"
52#include "skimprintcap.h"
53
54static void check_spool_dirs(void);
55static int interpret_error(const struct printer *pp, int error);
56static void make_spool_dir(const struct printer *pp);
57static void note_spool_dir(const struct printer *pp, const struct stat *st);
58static void usage(void) __dead2;
59
60static int problems; /* number of problems encountered */
61
62/*
63 * chkprintcap - check the printcap file for syntactic and semantic errors
64 * Returns the number of problems found.
65 */
66int
67main(int argc, char **argv)
68{
67 int c, error, makedirs, more;
69 struct skiminfo *skres;
70 char *pcap_fname;
71 int c, error, makedirs, more, queuecnt, verbosity;
72 struct printer myprinter, *pp;
73
74 makedirs = 0;
75 queuecnt = 0;
76 verbosity = 0;
77 pcap_fname = NULL;
78 pp = &myprinter;
79
73 while ((c = getopt(argc, argv, "df:")) != -1) {
80 while ((c = getopt(argc, argv, "df:v")) != -1) {
81 switch (c) {
82 case 'd':
83 makedirs = 1;
84 break;
85
86 case 'f':
80 setprintcap(optarg);
87 pcap_fname = strdup(optarg);
88 setprintcap(pcap_fname);
89 break;
90
91 case 'v':
92 verbosity++;
93 break;
94
95 default:
96 usage();
97 }
98 }
99
100 if (optind != argc)
101 usage();
102
103 if (pcap_fname == NULL)
104 pcap_fname = strdup(_PATH_PRINTCAP);
105
106 /*
107 * Skim through the printcap file looking for simple user-mistakes
108 * which will produce the wrong result for the user, but which may
109 * be pretty hard for the user to notice. Such user-mistakes will
110 * only generate warning messages. The (fatal-) problem count will
111 * only be incremented if there is a system problem trying to read
112 * the printcap file.
113 */
114 skres = skim_printcap(pcap_fname, verbosity);
115 if (skres->fatalerr)
116 return (skres->fatalerr);
117
118 /*
119 * Now use the standard capability-db routines to check the values
120 * in each of the queues defined in the printcap file.
121 */
122 more = firstprinter(pp, &error);
123 if (interpret_error(pp, error) && more)
124 goto next;
125
126 while (more) {
127 struct stat stab;
128
129 queuecnt++;
130 errno = 0;
131 if (stat(pp->spool_dir, &stab) < 0) {
132 if (errno == ENOENT && makedirs) {
133 make_spool_dir(pp);
134 } else {
135 problems++;
136 warn("%s: %s", pp->printer, pp->spool_dir);
137 }
138 } else {
139 note_spool_dir(pp, &stab);
140 }
141
110 /* Make other validity checks here... */
142 /* Make other queue-specific validity checks here... */
143
144next:
145 more = nextprinter(pp, &error);
146 if (interpret_error(pp, error) && more)
147 goto next;
148 }
149
150 check_spool_dirs();
118 return problems;
151
152 if (queuecnt != skres->entries) {
153 warnx("WARNING: found %d entries when skimming %s,",
154 skres->entries, pcap_fname);
155 warnx("WARNING: but only found %d queues to process!",
156 queuecnt);
157 }
158 return (problems);
159}
160
161/*
162 * Interpret the error code. Returns 1 if we should skip to the next
163 * record (as this record is unlikely to make sense). If the problem
164 * is very severe, exit. Otherwise, return zero.
165 */
166static int

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307 err(++problems, "stat: %s", sd);
308
309 note_spool_dir(pp, &stab);
310}
311
312static void
313usage(void)
314{
275 fprintf(stderr, "usage:\n\tchkprintcap [-d] [-f printcapfile]\n");
315 fprintf(stderr, "usage:\n\tchkprintcap [-dv] [-f printcapfile]\n");
316 exit(1);
317}