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Annotation of 43BSDTahoe/usr.lib/lpr/lprm.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted
                      6:  * provided that the above copyright notice and this paragraph are
                      7:  * duplicated in all such forms and that any documentation,
                      8:  * advertising materials, and other materials related to such
                      9:  * distribution and use acknowledge that the software was developed
                     10:  * by the University of California, Berkeley.  The name of the
                     11:  * University may not be used to endorse or promote products derived
                     12:  * from this software without specific prior written permission.
                     13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     16:  */
                     17: 
                     18: #ifndef lint
                     19: char copyright[] =
                     20: "@(#) Copyright (c) 1983 Regents of the University of California.\n\
                     21:  All rights reserved.\n";
                     22: #endif /* not lint */
                     23: 
                     24: #ifndef lint
                     25: static char sccsid[] = "@(#)lprm.c     5.4 (Berkeley) 6/30/88";
                     26: #endif /* not lint */
                     27: 
                     28: /*
                     29:  * lprm - remove the current user's spool entry
                     30:  *
                     31:  * lprm [-] [[job #] [user] ...]
                     32:  *
                     33:  * Using information in the lock file, lprm will kill the
                     34:  * currently active daemon (if necessary), remove the associated files,
                     35:  * and startup a new daemon.  Priviledged users may remove anyone's spool
                     36:  * entries, otherwise one can only remove their own.
                     37:  */
                     38: 
                     39: #include "lp.h"
                     40: 
                     41: /*
                     42:  * Stuff for handling job specifications
                     43:  */
                     44: char   *user[MAXUSERS];        /* users to process */
                     45: int    users;                  /* # of users in user array */
                     46: int    requ[MAXREQUESTS];      /* job number of spool entries */
                     47: int    requests;               /* # of spool requests */
                     48: char   *person;                /* name of person doing lprm */
                     49: 
                     50: static char    luser[16];      /* buffer for person */
                     51: 
                     52: struct passwd *getpwuid();
                     53: 
                     54: main(argc, argv)
                     55:        char *argv[];
                     56: {
                     57:        register char *arg;
                     58:        struct passwd *p;
                     59:        struct direct **files;
                     60:        int nitems, assasinated = 0;
                     61: 
                     62:        name = argv[0];
                     63:        gethostname(host, sizeof(host));
                     64:        openlog("lpd", 0, LOG_LPR);
                     65:        if ((p = getpwuid(getuid())) == NULL)
                     66:                fatal("Who are you?");
                     67:        if (strlen(p->pw_name) >= sizeof(luser))
                     68:                fatal("Your name is too long");
                     69:        strcpy(luser, p->pw_name);
                     70:        person = luser;
                     71:        while (--argc) {
                     72:                if ((arg = *++argv)[0] == '-')
                     73:                        switch (arg[1]) {
                     74:                        case 'P':
                     75:                                if (arg[2])
                     76:                                        printer = &arg[2];
                     77:                                else if (argc > 1) {
                     78:                                        argc--;
                     79:                                        printer = *++argv;
                     80:                                }
                     81:                                break;
                     82:                        case '\0':
                     83:                                if (!users) {
                     84:                                        users = -1;
                     85:                                        break;
                     86:                                }
                     87:                        default:
                     88:                                usage();
                     89:                        }
                     90:                else {
                     91:                        if (users < 0)
                     92:                                usage();
                     93:                        if (isdigit(arg[0])) {
                     94:                                if (requests >= MAXREQUESTS)
                     95:                                        fatal("Too many requests");
                     96:                                requ[requests++] = atoi(arg);
                     97:                        } else {
                     98:                                if (users >= MAXUSERS)
                     99:                                        fatal("Too many users");
                    100:                                user[users++] = arg;
                    101:                        }
                    102:                }
                    103:        }
                    104:        if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
                    105:                printer = DEFLP;
                    106: 
                    107:        rmjob();
                    108: }
                    109: 
                    110: static
                    111: usage()
                    112: {
                    113:        printf("usage: lprm [-] [-Pprinter] [[job #] [user] ...]\n");
                    114:        exit(2);
                    115: }

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