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Annotation of 43BSD/contrib/nntp/server/group.c, revision 1.1

1.1     ! root        1: #ifndef lint
        !             2: static char    *sccsid = "@(#)group.c  1.4     (Berkeley) 3/6/86";
        !             3: #endif
        !             4: 
        !             5: #include "common.h"
        !             6: 
        !             7: /*
        !             8:  * GROUP newsgroup
        !             9:  *
        !            10:  * Change the current group to the specified newsgroup.
        !            11:  * We also change our current directory to that newsgroup if
        !            12:  * a spool directory for it exists.
        !            13:  * If the newsgroup specified is invalid, the old newsgroup
        !            14:  * remains selected.
        !            15:  */
        !            16: 
        !            17: group(argc, argv)
        !            18: int    argc;
        !            19: char   *argv[];
        !            20: {
        !            21:        char    temp_dir[256];
        !            22:        int     high_msg, low_msg;
        !            23:        char    *cp;
        !            24: 
        !            25:        if (argc != 2) {
        !            26:                printf("%d Group requires one argument.\r\n", ERR_CMDSYN);
        !            27:                (void) fflush(stdout);
        !            28:                return;
        !            29:        }
        !            30: 
        !            31:        if (!canread) {
        !            32:                printf("%d You only have permission to transfer, sorry.\r\n",
        !            33:                        ERR_ACCESS);
        !            34:                (void) fflush(stdout);
        !            35:                return;
        !            36:        }
        !            37: 
        !            38:        if (index(argv[1], '/') != (char *) NULL) {
        !            39:                printf("%d Invalid group name.\r\n", ERR_NOGROUP);
        !            40:                (void) fflush(stdout);
        !            41:                return;
        !            42:        }
        !            43: 
        !            44:        if (find_group(argv[1], num_groups, &low_msg, &high_msg) < 0) {
        !            45:                printf("%d Invalid group name.\r\n", ERR_NOGROUP);
        !            46:                (void) fflush(stdout);
        !            47:                return;
        !            48:        }
        !            49: 
        !            50:        close_crnt();
        !            51:        (void) chdir(homedir);
        !            52: 
        !            53: #ifdef LOG
        !            54:        syslog(LOG_INFO, "%s group %s", hostname, argv[1]);
        !            55: #endif
        !            56: 
        !            57:        while ((cp = index(argv[1], '.')) != (char *) NULL)
        !            58:                *cp = '/';
        !            59: 
        !            60:        (void) strcpy(temp_dir, homedir);
        !            61:        (void) strcat(temp_dir, argv[1]);
        !            62: 
        !            63:        /*
        !            64:         * (void) because a group can be in the active file
        !            65:         * but not have a spool directory.  Just leave us
        !            66:         * chdired to homedir if this fails.
        !            67:         */
        !            68:        (void) chdir(temp_dir);
        !            69: 
        !            70: #ifdef LOG
        !            71:        ++grps_acsd;
        !            72: #endif
        !            73: 
        !            74:        num_arts = scan_dir(low_msg, high_msg);
        !            75:        art_ptr = 0;
        !            76: 
        !            77:        ingroup = 1;
        !            78: 
        !            79:        while ((cp = index(argv[1], '/')) != (char *) NULL)
        !            80:                *cp = '.';
        !            81: 
        !            82:        printf("%d %d %d %d %s\n",
        !            83:                OK_GROUP,
        !            84:                num_arts,
        !            85:                (num_arts > 0 ? art_array[0] : 0),
        !            86:                (num_arts > 0 ? art_array[num_arts-1] : 0),
        !            87:                argv[1]);
        !            88:        (void) fflush(stdout);
        !            89: }

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