Beijing Paradise BBS Backup/PARADISE.ISO/software/BBSDOORW/UUPC11XT.ZIP/RN/ADDNG.C

C/C++ Source or Header | 1992-11-21 | 4.9 KB | 201 lines

/* $Header: E:\SRC\UUPC\RN\RCS/ADDNG.C 1.1 1992/11/21 06:14:58 ahd Exp $
 *
 * $Log: ADDNG.C $
 * Revision 1.1  1992/11/21  06:14:58  ahd
 * Initial
 *
 *
 *    Rev 1.0   18 Nov 1990  0:22:20
 * Initial revision.
 * Revision 4.3.2.4  90/03/17  17:11:36  sob
 * Added support for CNEWS active file flags.
 *
 * Revision 4.3.2.4  89/12/20  00:30:00  tale
 * Added support for C News active file flags.
 *
 * Revision 4.3.2.3  89/11/08  02:33:28  sob
 * Added include for server.h
 *
 * Revision 4.3.2.2  89/11/08  01:23:49  sob
 * Added GROUP check when SERVER defined.
 *
 * Revision 4.3.2.1  89/11/06  00:34:11  sob
 * Added RRN support from NNTP 1.5
 *
 * Revision 4.3.1.2  85/05/29  09:06:24  lwall
 * New newsgroups without spool directories incorrectly classified as "ancient".
 *
 * Revision 4.3.1.1  85/05/10  11:30:50  lwall
 * Branch for patches.
 *
 * Revision 4.3  85/05/01  11:34:41  lwall
 * Baseline for release with 4.3bsd.
 *
 */

#include "EXTERN.h"
#include "common.h"
#include "rn.h"
#include "ngdata.h"
#include "last.h"
#include "util.h"
#include "intrp.h"
#include "only.h"
#include "rcstuff.h"

#ifdef SERVER
#include "server.h"
#endif

#include "INTERN.h"
#include "addng.h"

void
  addng_init()
{
   ;
}

#ifdef FINDNEWNG
/* generate a list of new newsgroups from active file */

bool
newlist(munged, checkinlist)
   bool munged;              /* are we scanning the
                              * whole file? */
   bool checkinlist;
{
   char *tmpname;
   register char *s, *status;
   long birthof();

   tmpname = savestr(filexp("/tmp/rnew.%$"));
   tmpfp = fopen(tmpname, "w");
   if (tmpfp == Nullfp)
   {
      printf(cantcreate, tmpname) FLUSH;
      return FALSE;
   }
   while (fgets(buf, LBUFLEN, actfp) != Nullch)
   {
      if (s = index(buf, ' '))
      {
         status = s;
         while (isdigit(*status) || isspace(*status))
            status++;
         *s++ = '\0';
         if (strnEQ(buf, "to.", 3) || *status == 'x' || *status == '=')
            /* since = groups are refiling to another group, just ignore their
             * existence */
            continue;
         if (find_ng(buf) == nextrcline &&
               (checkinlist ?
                (inlist(buf)) :
                (birthof(buf, (ART_NUM) atol(s)) > lasttime)
                )
            )
         {
            /* if not in .newsrc and younger */
            /* than the last time we checked */
            fprintf(tmpfp, "%s\n", buf);
            /* then remember said newsgroup */
         }

#ifdef FASTNEW
         else
         {                   /* not really a new
                              * group */
            if (!munged)
            {                /* did we assume not
                              * munged? */
               fclose(tmpfp);/* then go back, knowing
                              * that */
               UNLINK(tmpname);
               free(tmpname);
               return TRUE;  /* active file was
                              * indeed munged */
            }
         }
#endif
      }

#ifdef DEBUGGING
      else
         printf("Bad active record: %s\n", buf) FLUSH;
#endif
   }

   /* we have successfully generated the list */

   fclose(tmpfp);
   tmpfp = fopen(tmpname, "r");
   UNLINK(tmpname);          /* be nice to the world */
   if (tmpfp == Nullfp)
   {
      printf(cantopen, tmpname) FLUSH;
      return FALSE;
   }
   while (fgets(buf, LBUFLEN, tmpfp) != Nullch)
   {
      buf[strlen(buf) - 1] = '\0';
      get_ng(buf, TRUE);     /* add newsgroup, maybe */
   }
   fclose(tmpfp);            /* be nice to ourselves */
   free(tmpname);
   return FALSE;             /* do not call us again */
}

/* return creation time of newsgroup */

long
  birthof(ngnam, ngsize)
   char *ngnam;
   ART_NUM ngsize;
{
   char tst[128];
   long time();

#ifdef SERVER
   int x, tot, min, max;

   if (ngsize < 2)
   {
      sprintf(tst, "GROUP %s", ngnam);
      put_server(tst);
      (void) get_server(tst, sizeof (tst));
      if (*tst != CHAR_OK)
         return (0);         /* not a real group */
      (void) sscanf(tst, "%d%d%d%d", &x, &tot, &min, &max);
      if (tot == 1 && min == 1 && max == 1)
         return (time(Null(long *)));
   }
   else
      return (0);
#else                        /* not SERVER */

   importng( tst, ngnam, ngsize ? 1 : 0 );

   if (stat(tst, &filestat) < 0)
      return (ngsize ? 0L : time(Null(long *)));
   /* not there, assume something good */
   else
      return filestat.st_mtime;
#endif
}

bool
scanactive()
{
   NG_NUM oldnext = nextrcline; /* remember # lines in newsrc */

   fseek(actfp, 0L, 0);
   newlist(TRUE, TRUE);
   if (nextrcline != oldnext)
   {                         /* did we add any new groups? */
      return TRUE;
   }
   return FALSE;
}

#endif