4.3BSD - /usr/src/new/nntp/server/newgroups.c

   1: #ifndef lint
   2: static char *sccsid = "@(#)newgroups.c	1.4	(Berkeley) 3/20/86";
   3: #endif
   4: 
   5: #include "common.h"
   6: 
   7: long    local_to_gmt();
   8: 
   9: /*
  10:  * NEWGROUPS date time ["GMT"] [<distributions>]
  11:  *
  12:  * Display new newsgroups since a given date and time, but only
  13:  * for those in <distributions>.
  14:  */
  15: 
  16: newgroups(argc, argv)
  17: int argc;
  18: char    *argv[];
  19: {
  20:     char        line[MAX_STRLEN];
  21:     register char   *cp, *temp;
  22:     static char **dist_list = (char **) NULL;
  23:     int     distcount = 0;
  24:     int     i;
  25:     long        date;
  26:     register FILE   *date_fp;
  27:     long        dtol();
  28: 
  29:     if (argc < 3) {
  30:         printf("%d NEWGROUPS requires at least two arguments.\r\n",
  31:             ERR_CMDSYN);
  32:         (void) fflush(stdout);
  33:         return;
  34:     }
  35: 
  36:     date_fp = fopen(NGDATE_FILE, "r");
  37:     if (date_fp == NULL) {
  38:         syslog(LOG_ERR, "newgroups: fopen %s: %m", NGDATE_FILE);
  39:         printf("%d Cannot open newsgroup date file.\r\n", ERR_FAULT);
  40:         (void) fflush(stdout);
  41:         return;
  42:     }
  43: 
  44:     /*	    YYMMDD		    HHMMSS	*/
  45:     if (strlen(argv[1]) != 6 || strlen(argv[2]) != 6) {
  46:         printf("%d Date/time must be in form YYMMDD HHMMSS.\r\n",
  47:             ERR_CMDSYN);
  48:         (void) fflush(stdout);
  49:         (void) fclose(date_fp);
  50:         return;
  51:     }
  52: 
  53:     (void) strcpy(line, argv[1]);           /* yymmdd */
  54:     (void) strcat(line, argv[2]);           /* hhmmss */
  55: 
  56:     date = dtol(line);
  57:     if (date < 0) {
  58:         printf("%d Invalid date specification.\r\n", ERR_CMDSYN);
  59:         (void) fflush(stdout);
  60:         (void) fclose(date_fp);
  61:         return;
  62:     }
  63: 
  64:     argc -= 3;
  65:     argv += 3;
  66: 
  67:     if (argc > 0 && streql(*argv, "GMT")) { /* We store stuff in GMT */
  68:             ++argv;         /* anyway, so this is */
  69:             --argc;         /* a "noop" */
  70:     } else                  /* But that means not GMT */
  71:         date = local_to_gmt(date);  /* is a definite "op" */
  72: 
  73:     if (argc > 0) {
  74:         distcount = get_distlist(&dist_list, *argv);
  75:         if (distcount < 0) {
  76:             printf("%d Bad distribution list %s:\r\n", *argv);
  77:             (void) fflush(stdout);
  78:             (void) fclose(date_fp);
  79:             return;
  80:         }
  81:     }
  82: 
  83:     printf("%d New newsgroups since %s follow.\r\n", OK_NEWGROUPS, line);
  84: 
  85:     while (fgets(line, sizeof(line), date_fp) != NULL) {
  86:         if ((cp = index(line, '\n')) != NULL)
  87:             *cp = '\0';
  88:         if ((cp = index(line, ' ')) != NULL)
  89:             *cp = '\0';
  90:         if (atoi(line) < date)
  91:             break;
  92: 
  93:         if (distcount == 0)
  94:             printf("%s\r\n", cp + 1);
  95:         else {
  96:             temp = cp + 1;
  97:             cp = index(temp, '.');
  98:             if (cp == NULL)
  99:                 continue;
 100:             *cp = '\0';
 101:             for (i = 0; i < distcount; ++i)
 102:                 if (strcmp(temp, dist_list[i]) == 0) {
 103:                     *cp = '.';
 104:                     printf("%s\r\n", temp);
 105:                     break;
 106:                 }
 107:         }
 108:     }
 109:     printf(".\r\n");
 110:     (void) fflush(stdout);
 111:     (void) fclose(date_fp);
 112: }

Defined functions

Defined variables