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Annotation of 43BSDReno/usr.sbin/lpr/lprm/lprm.c, revision 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 provided
        !             6:  * that: (1) source distributions retain this entire copyright notice and
        !             7:  * comment, and (2) distributions including binaries display the following
        !             8:  * acknowledgement:  ``This product includes software developed by the
        !             9:  * University of California, Berkeley and its contributors'' in the
        !            10:  * documentation or other materials provided with the distribution and in
        !            11:  * all advertising materials mentioning features or use of this software.
        !            12:  * Neither the name of the University nor the names of its contributors may
        !            13:  * be used to endorse or promote products derived from this software without
        !            14:  * specific prior written permission.
        !            15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            16:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            17:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            18:  */
        !            19: 
        !            20: #ifndef lint
        !            21: char copyright[] =
        !            22: "@(#) Copyright (c) 1983 Regents of the University of California.\n\
        !            23:  All rights reserved.\n";
        !            24: #endif /* not lint */
        !            25: 
        !            26: #ifndef lint
        !            27: static char sccsid[] = "@(#)lprm.c     5.5 (Berkeley) 6/1/90";
        !            28: #endif /* not lint */
        !            29: 
        !            30: /*
        !            31:  * lprm - remove the current user's spool entry
        !            32:  *
        !            33:  * lprm [-] [[job #] [user] ...]
        !            34:  *
        !            35:  * Using information in the lock file, lprm will kill the
        !            36:  * currently active daemon (if necessary), remove the associated files,
        !            37:  * and startup a new daemon.  Priviledged users may remove anyone's spool
        !            38:  * entries, otherwise one can only remove their own.
        !            39:  */
        !            40: 
        !            41: #include "lp.h"
        !            42: 
        !            43: /*
        !            44:  * Stuff for handling job specifications
        !            45:  */
        !            46: char   *user[MAXUSERS];        /* users to process */
        !            47: int    users;                  /* # of users in user array */
        !            48: int    requ[MAXREQUESTS];      /* job number of spool entries */
        !            49: int    requests;               /* # of spool requests */
        !            50: char   *person;                /* name of person doing lprm */
        !            51: 
        !            52: static char    luser[16];      /* buffer for person */
        !            53: 
        !            54: struct passwd *getpwuid();
        !            55: 
        !            56: main(argc, argv)
        !            57:        char *argv[];
        !            58: {
        !            59:        register char *arg;
        !            60:        struct passwd *p;
        !            61:        struct direct **files;
        !            62:        int nitems, assasinated = 0;
        !            63: 
        !            64:        name = argv[0];
        !            65:        gethostname(host, sizeof(host));
        !            66:        openlog("lpd", 0, LOG_LPR);
        !            67:        if ((p = getpwuid(getuid())) == NULL)
        !            68:                fatal("Who are you?");
        !            69:        if (strlen(p->pw_name) >= sizeof(luser))
        !            70:                fatal("Your name is too long");
        !            71:        strcpy(luser, p->pw_name);
        !            72:        person = luser;
        !            73:        while (--argc) {
        !            74:                if ((arg = *++argv)[0] == '-')
        !            75:                        switch (arg[1]) {
        !            76:                        case 'P':
        !            77:                                if (arg[2])
        !            78:                                        printer = &arg[2];
        !            79:                                else if (argc > 1) {
        !            80:                                        argc--;
        !            81:                                        printer = *++argv;
        !            82:                                }
        !            83:                                break;
        !            84:                        case '\0':
        !            85:                                if (!users) {
        !            86:                                        users = -1;
        !            87:                                        break;
        !            88:                                }
        !            89:                        default:
        !            90:                                usage();
        !            91:                        }
        !            92:                else {
        !            93:                        if (users < 0)
        !            94:                                usage();
        !            95:                        if (isdigit(arg[0])) {
        !            96:                                if (requests >= MAXREQUESTS)
        !            97:                                        fatal("Too many requests");
        !            98:                                requ[requests++] = atoi(arg);
        !            99:                        } else {
        !           100:                                if (users >= MAXUSERS)
        !           101:                                        fatal("Too many users");
        !           102:                                user[users++] = arg;
        !           103:                        }
        !           104:                }
        !           105:        }
        !           106:        if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
        !           107:                printer = DEFLP;
        !           108: 
        !           109:        rmjob();
        !           110: }
        !           111: 
        !           112: static
        !           113: usage()
        !           114: {
        !           115:        printf("usage: lprm [-] [-Pprinter] [[job #] [user] ...]\n");
        !           116:        exit(2);
        !           117: }

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