home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright (c) 1983 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- char copyright[] =
- "@(#) Copyright (c) 1983 Regents of the University of California.\n\
- All rights reserved.\n";
- #endif /* not lint */
-
- #ifndef lint
- static char sccsid[] = "@(#)pac.c 5.5 (Berkeley) 6/1/90";
- #endif /* not lint */
-
- /*
- * Do Printer accounting summary.
- * Currently, usage is
- * pac [-Pprinter] [-pprice] [-s] [-r] [-c] [-m] [user ...]
- * to print the usage information for the named people.
- */
-
- #include <stdio.h>
- #include "lp.local.h"
-
- char *printer; /* printer name */
- char *acctfile; /* accounting file (input data) */
- char *sumfile; /* summary file */
- float price = 0.02; /* cost per page (or what ever) */
- int allflag = 1; /* Get stats on everybody */
- int sort; /* Sort by cost */
- int summarize; /* Compress accounting file */
- int reverse; /* Reverse sort order */
- int hcount; /* Count of hash entries */
- int errs;
- int mflag = 0; /* disregard machine names */
- int pflag = 0; /* 1 if -p on cmd line */
- int price100; /* per-page cost in 100th of a cent */
- char *index();
- int pgetnum();
-
- /*
- * Grossness follows:
- * Names to be accumulated are hashed into the following
- * table.
- */
-
- #define HSHSIZE 97 /* Number of hash buckets */
-
- struct hent {
- struct hent *h_link; /* Forward hash link */
- char *h_name; /* Name of this user */
- float h_feetpages; /* Feet or pages of paper */
- int h_count; /* Number of runs */
- };
-
- struct hent *hashtab[HSHSIZE]; /* Hash table proper */
- struct hent *enter();
- struct hent *lookup();
-
- #define NIL ((struct hent *) 0) /* The big zero */
-
- double atof();
- char *getenv();
- char *pgetstr();
-
- main(argc, argv)
- char **argv;
- {
- register FILE *acct;
- register char *cp;
-
- while (--argc) {
- cp = *++argv;
- if (*cp++ == '-') {
- switch(*cp++) {
- case 'P':
- /*
- * Printer name.
- */
- printer = cp;
- continue;
-
- case 'p':
- /*
- * get the price.
- */
- price = atof(cp);
- pflag = 1;
- continue;
-
- case 's':
- /*
- * Summarize and compress accounting file.
- */
- summarize++;
- continue;
-
- case 'c':
- /*
- * Sort by cost.
- */
- sort++;
- continue;
-
- case 'm':
- /*
- * disregard machine names for each user
- */
- mflag = 1;
- continue;
-
- case 'r':
- /*
- * Reverse sorting order.
- */
- reverse++;
- continue;
-
- default:
- fprintf(stderr,
- "usage: pac [-Pprinter] [-pprice] [-s] [-c] [-r] [-m] [user ...]\n");
- exit(1);
- }
- }
- (void) enter(--cp);
- allflag = 0;
- }
- if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
- printer = DEFLP;
- if (!chkprinter(printer)) {
- printf("pac: unknown printer %s\n", printer);
- exit(2);
- }
-
- if ((acct = fopen(acctfile, "r")) == NULL) {
- perror(acctfile);
- exit(1);
- }
- account(acct);
- fclose(acct);
- if ((acct = fopen(sumfile, "r")) != NULL) {
- account(acct);
- fclose(acct);
- }
- if (summarize)
- rewrite();
- else
- dumpit();
- exit(errs);
- }
-
- /*
- * Read the entire accounting file, accumulating statistics
- * for the users that we have in the hash table. If allflag
- * is set, then just gather the facts on everyone.
- * Note that we must accomodate both the active and summary file
- * formats here.
- * Host names are ignored if the -m flag is present.
- */
-
- account(acct)
- register FILE *acct;
- {
- char linebuf[BUFSIZ];
- double t;
- register char *cp, *cp2;
- register struct hent *hp;
- register int ic;
-
- while (fgets(linebuf, BUFSIZ, acct) != NULL) {
- cp = linebuf;
- while (any(*cp, " t\t"))
- cp++;
- t = atof(cp);
- while (any(*cp, ".0123456789"))
- cp++;
- while (any(*cp, " \t"))
- cp++;
- for (cp2 = cp; !any(*cp2, " \t\n"); cp2++)
- ;
- ic = atoi(cp2);
- *cp2 = '\0';
- if (mflag && index(cp, ':'))
- cp = index(cp, ':') + 1;
- hp = lookup(cp);
- if (hp == NIL) {
- if (!allflag)
- continue;
- hp = enter(cp);
- }
- hp->h_feetpages += t;
- if (ic)
- hp->h_count += ic;
- else
- hp->h_count++;
- }
- }
-
- /*
- * Sort the hashed entries by name or footage
- * and print it all out.
- */
-
- dumpit()
- {
- struct hent **base;
- register struct hent *hp, **ap;
- register int hno, c, runs;
- float feet;
- int qucmp();
-
- hp = hashtab[0];
- hno = 1;
- base = (struct hent **) calloc(sizeof hp, hcount);
- for (ap = base, c = hcount; c--; ap++) {
- while (hp == NIL)
- hp = hashtab[hno++];
- *ap = hp;
- hp = hp->h_link;
- }
- qsort(base, hcount, sizeof hp, qucmp);
- printf(" Login pages/feet runs price\n");
- feet = 0.0;
- runs = 0;
- for (ap = base, c = hcount; c--; ap++) {
- hp = *ap;
- runs += hp->h_count;
- feet += hp->h_feetpages;
- printf("%-24s %7.2f %4d $%6.2f\n", hp->h_name,
- hp->h_feetpages, hp->h_count, hp->h_feetpages * price);
- }
- if (allflag) {
- printf("\n");
- printf("%-24s %7.2f %4d $%6.2f\n", "total", feet,
- runs, feet * price);
- }
- }
-
- /*
- * Rewrite the summary file with the summary information we have accumulated.
- */
-
- rewrite()
- {
- register struct hent *hp;
- register int i;
- register FILE *acctf;
-
- if ((acctf = fopen(sumfile, "w")) == NULL) {
- perror(sumfile);
- errs++;
- return;
- }
- for (i = 0; i < HSHSIZE; i++) {
- hp = hashtab[i];
- while (hp != NULL) {
- fprintf(acctf, "%7.2f\t%s\t%d\n", hp->h_feetpages,
- hp->h_name, hp->h_count);
- hp = hp->h_link;
- }
- }
- fflush(acctf);
- if (ferror(acctf)) {
- perror(sumfile);
- errs++;
- }
- fclose(acctf);
- if ((acctf = fopen(acctfile, "w")) == NULL)
- perror(acctfile);
- else
- fclose(acctf);
- }
-
- /*
- * Hashing routines.
- */
-
- /*
- * Enter the name into the hash table and return the pointer allocated.
- */
-
- struct hent *
- enter(name)
- char name[];
- {
- register struct hent *hp;
- register int h;
-
- if ((hp = lookup(name)) != NIL)
- return(hp);
- h = hash(name);
- hcount++;
- hp = (struct hent *) calloc(sizeof *hp, 1);
- hp->h_name = (char *) calloc(sizeof(char), strlen(name)+1);
- strcpy(hp->h_name, name);
- hp->h_feetpages = 0.0;
- hp->h_count = 0;
- hp->h_link = hashtab[h];
- hashtab[h] = hp;
- return(hp);
- }
-
- /*
- * Lookup a name in the hash table and return a pointer
- * to it.
- */
-
- struct hent *
- lookup(name)
- char name[];
- {
- register int h;
- register struct hent *hp;
-
- h = hash(name);
- for (hp = hashtab[h]; hp != NIL; hp = hp->h_link)
- if (strcmp(hp->h_name, name) == 0)
- return(hp);
- return(NIL);
- }
-
- /*
- * Hash the passed name and return the index in
- * the hash table to begin the search.
- */
-
- hash(name)
- char name[];
- {
- register int h;
- register char *cp;
-
- for (cp = name, h = 0; *cp; h = (h << 2) + *cp++)
- ;
- return((h & 0x7fffffff) % HSHSIZE);
- }
-
- /*
- * Other stuff
- */
-
- any(ch, str)
- char str[];
- {
- register int c = ch;
- register char *cp = str;
-
- while (*cp)
- if (*cp++ == c)
- return(1);
- return(0);
- }
-
- /*
- * The qsort comparison routine.
- * The comparison is ascii collating order
- * or by feet of typesetter film, according to sort.
- */
-
- qucmp(left, right)
- struct hent **left, **right;
- {
- register struct hent *h1, *h2;
- register int r;
-
- h1 = *left;
- h2 = *right;
- if (sort)
- r = h1->h_feetpages < h2->h_feetpages ? -1 : h1->h_feetpages >
- h2->h_feetpages;
- else
- r = strcmp(h1->h_name, h2->h_name);
- return(reverse ? -r : r);
- }
-
- /*
- * Perform lookup for printer name or abbreviation --
- */
- chkprinter(s)
- register char *s;
- {
- static char buf[BUFSIZ/2];
- char b[BUFSIZ];
- int stat;
- char *bp = buf;
-
- if ((stat = pgetent(b, s)) < 0) {
- printf("pac: can't open printer description file\n");
- exit(3);
- } else if (stat == 0)
- return(0);
- if ((acctfile = pgetstr("af", &bp)) == NULL) {
- printf("accounting not enabled for printer %s\n", printer);
- exit(2);
- }
- if (!pflag && (price100 = pgetnum("pc")) > 0)
- price = price100/10000.0;
- sumfile = (char *) calloc(sizeof(char), strlen(acctfile)+5);
- if (sumfile == NULL) {
- perror("pac");
- exit(1);
- }
- strcpy(sumfile, acctfile);
- strcat(sumfile, "_sum");
- return(1);
- }
-