2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by the University of
17 * California, Berkeley and its contributors.
18 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 static const char copyright[] =
37 "@(#) Copyright (c) 1983, 1993\n\
38 The Regents of the University of California. All rights reserved.\n";
43 static char sccsid[] = "@(#)pac.c 8.1 (Berkeley) 6/6/93";
45 static const char rcsid[] =
46 "$FreeBSD: src/usr.sbin/lpr/pac/pac.c,v 1.10.2.4 2002/04/26 18:17:52 gad Exp $";
50 * Do Printer accounting summary.
52 * pac [-Pprinter] [-pprice] [-s] [-r] [-c] [-m] [user ...]
53 * to print the usage information for the named people.
56 #include <sys/param.h>
67 static char *acctfile; /* accounting file (input data) */
68 static int allflag = 1; /* Get stats on everybody */
70 static size_t hcount; /* Count of hash entries */
71 static int mflag = 0; /* disregard machine names */
72 static int pflag = 0; /* 1 if -p on cmd line */
73 static float price = 0.02; /* cost per page (or what ever) */
74 static int reverse; /* Reverse sort order */
75 static int sort; /* Sort by cost */
76 static char *sumfile; /* summary file */
77 static int summarize; /* Compress accounting file */
83 * Names to be accumulated are hashed into the following
87 #define HSHSIZE 97 /* Number of hash buckets */
90 struct hent *h_link; /* Forward hash link */
91 char *h_name; /* Name of this user */
92 float h_feetpages; /* Feet or pages of paper */
93 int h_count; /* Number of runs */
96 static struct hent *hashtab[HSHSIZE]; /* Hash table proper */
98 int main(int argc, char **_argv);
99 static void account(FILE *_acctf);
100 static int any(int _ch, const char _str[]);
101 static int chkprinter(const char *_ptrname);
102 static void dumpit(void);
103 static int hash(const char _name[]);
104 static struct hent *enter(const char _name[]);
105 static struct hent *lookup(const char _name[]);
106 static int qucmp(const void *_a, const void *_b);
107 static void rewrite(void);
108 static void usage(void);
111 main(int argc, char **argv)
114 const char *cp, *printer;
117 euid = geteuid(); /* these aren't used in pac(1) */
140 * Summarize and compress accounting file.
154 * disregard machine names for each user
161 * Reverse sorting order.
173 if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
175 if (!chkprinter(printer)) {
176 printf("pac: unknown printer %s\n", printer);
180 if ((acctf = fopen(acctfile, "r")) == NULL) {
186 if ((acctf = fopen(sumfile, "r")) != NULL) {
201 "usage: pac [-Pprinter] [-pprice] [-s] [-c] [-r] [-m] [user ...]\n");
206 * Read the entire accounting file, accumulating statistics
207 * for the users that we have in the hash table. If allflag
208 * is set, then just gather the facts on everyone.
209 * Note that we must accomodate both the active and summary file
211 * Host names are ignored if the -m flag is present.
216 char linebuf[BUFSIZ];
218 register char *cp, *cp2;
219 register struct hent *hp;
222 while (fgets(linebuf, BUFSIZ, acctf) != NULL) {
224 while (any(*cp, " \t"))
227 while (any(*cp, ".0123456789"))
229 while (any(*cp, " \t"))
231 for (cp2 = cp; !any(*cp2, " \t\n"); cp2++)
235 if (mflag && strchr(cp, ':'))
236 cp = strchr(cp, ':') + 1;
243 hp->h_feetpages += t;
252 * Sort the hashed entries by name or footage
253 * and print it all out.
259 register struct hent *hp, **ap;
260 register int hno, runs;
266 base = (struct hent **) calloc(sizeof hp, hcount);
267 for (ap = base, c = hcount; c--; ap++) {
273 qsort(base, hcount, sizeof hp, qucmp);
274 printf(" Login pages/feet runs price\n");
277 for (ap = base, c = hcount; c--; ap++) {
280 feet += hp->h_feetpages;
281 printf("%-24s %7.2f %4d $%6.2f\n", hp->h_name,
282 hp->h_feetpages, hp->h_count, hp->h_feetpages * price);
286 printf("%-24s %7.2f %4d $%6.2f\n", "total", feet,
292 * Rewrite the summary file with the summary information we have accumulated.
297 register struct hent *hp;
301 if ((acctf = fopen(sumfile, "w")) == NULL) {
306 for (i = 0; i < HSHSIZE; i++) {
309 fprintf(acctf, "%7.2f\t%s\t%d\n", hp->h_feetpages,
310 hp->h_name, hp->h_count);
320 if ((acctf = fopen(acctfile, "w")) == NULL)
321 warn("%s", acctfile);
331 * Enter the name into the hash table and return the pointer allocated.
335 enter(const char name[])
337 register struct hent *hp;
340 if ((hp = lookup(name)) != NULL)
344 hp = (struct hent *) calloc(sizeof *hp, (size_t)1);
345 hp->h_name = (char *) calloc(sizeof(char), strlen(name)+1);
346 strcpy(hp->h_name, name);
347 hp->h_feetpages = 0.0;
349 hp->h_link = hashtab[h];
355 * Lookup a name in the hash table and return a pointer
360 lookup(const char name[])
363 register struct hent *hp;
366 for (hp = hashtab[h]; hp != NULL; hp = hp->h_link)
367 if (strcmp(hp->h_name, name) == 0)
373 * Hash the passed name and return the index in
374 * the hash table to begin the search.
377 hash(const char name[])
380 register const char *cp;
382 for (cp = name, h = 0; *cp; h = (h << 2) + *cp++)
384 return((h & 0x7fffffff) % HSHSIZE);
391 any(int ch, const char str[])
394 register const char *cp = str;
403 * The qsort comparison routine.
404 * The comparison is ascii collating order
405 * or by feet of typesetter film, according to sort.
408 qucmp(const void *a, const void *b)
410 register const struct hent *h1, *h2;
413 h1 = *(const struct hent * const *)a;
414 h2 = *(const struct hent * const *)b;
416 r = h1->h_feetpages < h2->h_feetpages ?
417 -1 : h1->h_feetpages > h2->h_feetpages;
419 r = strcmp(h1->h_name, h2->h_name);
420 return(reverse ? -r : r);
424 * Perform lookup for printer name or abbreviation --
427 chkprinter(const char *ptrname)
430 struct printer myprinter, *pp = &myprinter;
432 init_printer(&myprinter);
433 stat = getprintcap(ptrname, pp);
436 printf("pac: getprintcap: %s\n", pcaperr(stat));
438 case PCAPERR_NOTFOUND:
441 fatal(pp, "%s", pcaperr(stat));
443 if ((acctfile = pp->acct_file) == NULL)
444 errx(3, "accounting not enabled for printer %s", ptrname);
445 if (!pflag && pp->price100)
446 price = pp->price100/10000.0;
447 sumfile = (char *) calloc(sizeof(char), strlen(acctfile)+5);
449 errx(1, "calloc failed");
450 strcpy(sumfile, acctfile);
451 strcat(sumfile, "_sum");