X-Git-Url: http://git.madism.org/?p=apps%2Fmadmutt.git;a=blobdiff_plain;f=newsrc.c;fp=newsrc.c;h=0000000000000000000000000000000000000000;hp=10a539f02c4b4bccff3ba79597cd288553ce3694;hb=b08f9bb863302b8a1e2c1ebb3d4f2be00f6bd759;hpb=f926d24934f003e299db986d6689106ec2dca7f0

diff --git a/newsrc.c b/newsrc.c
deleted file mode 100644
index 10a539f..0000000
--- a/newsrc.c
+++ /dev/null
@@ -1,984 +0,0 @@
-/*
- * Copyright notice from original mutt:
- * Copyright (C) 1998 Brandon Long <blong@fiction.net>
- * Copyright (C) 1999 Andrej Gritsenko <andrej@lucky.net>
- * Copyright (C) 2000-2001 Vsevolod Volkov <vvv@mutt.org.ua>
- *
- * This file is part of mutt-ng, see http://www.muttng.org/.
- * It's licensed under the GNU General Public License,
- * please see the file GPL in the top level source directory.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include "mutt.h"
-#include "mutt_curses.h"
-#include "sort.h"
-#include "mx.h"
-#include "mime.h"
-#include "mailbox.h"
-#include "nntp.h"
-#include "rfc822.h"
-#include "rfc1524.h"
-#include "rfc2047.h"
-
-#include <unistd.h>
-#include <string.h>
-#include <ctype.h>
-#include <stdlib.h>
-#include <sys/stat.h>
-
-void nntp_add_to_list (NNTP_SERVER * s, NNTP_DATA * d)
-{
-  LIST *l;
-
-  if (!s || !d)
-    return;
-
-  l = safe_calloc (1, sizeof (LIST));
-  if (s->list)
-    s->tail->next = l;
-  else
-    s->list = l;
-  s->tail = l;
-  l->data = (void *) d;
-}
-
-static int nntp_parse_newsrc_line (NNTP_SERVER * news, char *line)
-{
-  NNTP_DATA *data;
-  char group[LONG_STRING];
-  int x = 1;
-  char *p = line, *b, *h;
-  size_t len;
-
-  while (*p) {
-    if (*p++ == ',')
-      x++;
-  }
-
-  p = line;
-  while (*p && (*p != ':' && *p != '!'))
-    p++;
-  if (!*p)
-    return -1;
-  len = p + 1 - line;
-  if (len > sizeof (group))
-    len = sizeof (group);
-  strfcpy (group, line, len);
-  if ((data = (NNTP_DATA *) hash_find (news->newsgroups, group)) == NULL) {
-    data =
-      (NNTP_DATA *) safe_calloc (1, sizeof (NNTP_DATA) + mutt_strlen (group) + 1);
-    data->group = (char *) data + sizeof (NNTP_DATA);
-    strcpy (data->group, group);
-    data->nserv = news;
-    data->deleted = 1;
-    if (news->newsgroups->nelem < news->newsgroups->curnelem * 2)
-      news->newsgroups =
-        hash_resize (news->newsgroups, news->newsgroups->nelem * 2);
-    hash_insert (news->newsgroups, data->group, data, 0);
-    nntp_add_to_list (news, data);
-  }
-  else
-    FREE ((void **) &data->entries);
-
-  data->rc = 1;
-  data->entries = safe_calloc (x * 2, sizeof (NEWSRC_ENTRY));
-  data->max = x * 2;
-
-  if (*p == ':')
-    data->subscribed = 1;
-  else
-    data->subscribed = 0;
-
-  p++;
-  b = p;
-  x = 0;
-  while (*b) {
-    while (*p && *p != ',' && *p != '\n')
-      p++;
-    if (*p) {
-      *p = '\0';
-      p++;
-    }
-    if ((h = strchr (b, '-'))) {
-      *h = '\0';
-      h++;
-      data->entries[x].first = atoi (b);
-      data->entries[x].last = atoi (h);
-    }
-    else {
-      data->entries[x].first = atoi (b);
-      data->entries[x].last = data->entries[x].first;
-    }
-    b = p;
-    if (data->entries[x].last != 0)
-      x++;
-  }
-  if (x && !data->lastMessage)
-    data->lastMessage = data->entries[x - 1].last;
-  data->num = x;
-  mutt_newsgroup_stat (data);
-  dprint (2, (debugfile, "parse_line: Newsgroup %s\n", data->group));
-
-  return 0;
-}
-
-static int slurp_newsrc (NNTP_SERVER * news)
-{
-  FILE *fp;
-  char *buf;
-  struct stat sb;
-
-  news->stat = stat (news->newsrc, &sb);
-  news->size = sb.st_size;
-  news->mtime = sb.st_mtime;
-
-  if ((fp = safe_fopen (news->newsrc, "r")) == NULL)
-    return -1;
-  /* hmm, should we use dotlock? */
-  if (mx_lock_file (news->newsrc, fileno (fp), 0, 0, 1)) {
-    fclose (fp);
-    return -1;
-  }
-
-  buf = safe_malloc (sb.st_size + 1);
-  while (fgets (buf, sb.st_size + 1, fp))
-    nntp_parse_newsrc_line (news, buf);
-  FREE (&buf);
-
-  mx_unlock_file (news->newsrc, fileno (fp), 0);
-  fclose (fp);
-  return 0;
-}
-
-void nntp_cache_expand (char *dst, const char *src)
-{
-  snprintf (dst, _POSIX_PATH_MAX, "%s/%s", NewsCacheDir, src);
-  mutt_expand_path (dst, _POSIX_PATH_MAX);
-}
-
-/* Loads $news_cache_dir/.index into memory, loads newsserver data
- * and newsgroup cache names */
-static int nntp_parse_cacheindex (NNTP_SERVER * news)
-{
-  struct stat st;
-  char buf[HUGE_STRING], *cp;
-  char dir[_POSIX_PATH_MAX], file[_POSIX_PATH_MAX];
-  FILE *index;
-  NNTP_DATA *data;
-  int l, m, t;
-
-  /* check is server name defined or not */
-  if (!news || !news->conn || !news->conn->account.host)
-    return -1;
-  unset_option (OPTNEWSCACHE);
-  if (!NewsCacheDir || !*NewsCacheDir)
-    return 0;
-
-  strfcpy (dir, NewsCacheDir, sizeof (dir));
-  mutt_expand_path (dir, sizeof (dir));
-
-  if (lstat (dir, &st) || (st.st_mode & S_IFDIR) == 0) {
-    snprintf (buf, sizeof (buf), _("Directory %s not exist. Create it?"),
-              dir);
-    if (mutt_yesorno (buf, M_YES) != M_YES
-        || mkdir (dir, (S_IRWXU + S_IRWXG + S_IRWXO))) {
-      mutt_error _("Cache directory not created!");
-
-      return -1;
-    }
-    mutt_clear_error ();
-  }
-
-  set_option (OPTNEWSCACHE);
-
-  FREE (&news->cache);
-  snprintf (buf, sizeof (buf), "%s/.index", dir);
-  if (!(index = safe_fopen (buf, "a+")))
-    return 0;
-  rewind (index);
-  while (fgets (buf, sizeof (buf), index)) {
-    buf[mutt_strlen (buf) - 1] = 0;  /* strip ending '\n' */
-    if (!mutt_strncmp (buf, "#: ", 3) &&
-        !mutt_strcasecmp (buf + 3, news->conn->account.host))
-      break;
-  }
-  while (fgets (buf, sizeof (buf), index)) {
-    cp = buf;
-    while (*cp && *cp != ' ')
-      cp++;
-    if (!*cp)
-      continue;
-    cp[0] = 0;
-    if (!mutt_strcmp (buf, "#:"))
-      break;
-    sscanf (cp + 1, "%s %d %d", file, &l, &m);
-    if (!mutt_strcmp (buf, "ALL")) {
-      news->cache = safe_strdup (file);
-      news->newgroups_time = m;
-    }
-    else if (news->newsgroups) {
-      if ((data = (NNTP_DATA *) hash_find (news->newsgroups, buf)) == NULL) {
-        data =
-          (NNTP_DATA *) safe_calloc (1,
-                                     sizeof (NNTP_DATA) + mutt_strlen (buf) + 1);
-        data->group = (char *) data + sizeof (NNTP_DATA);
-        strcpy (data->group, buf);
-        data->nserv = news;
-        data->deleted = 1;
-        if (news->newsgroups->nelem < news->newsgroups->curnelem * 2)
-          news->newsgroups =
-            hash_resize (news->newsgroups, news->newsgroups->nelem * 2);
-        hash_insert (news->newsgroups, data->group, data, 0);
-        nntp_add_to_list (news, data);
-      }
-      data->cache = safe_strdup (file);
-      t = 0;
-      if (!data->firstMessage || data->lastMessage < m)
-        t = 1;
-      if (!data->firstMessage)
-        data->firstMessage = l;
-      if (data->lastMessage < m)
-        data->lastMessage = m;
-      data->lastCached = m;
-      if (t || !data->unread)
-        mutt_newsgroup_stat (data);
-    }
-  }
-  fclose (index);
-  return 0;
-}
-
-const char *nntp_format_str (char *dest, size_t destlen, char op,
-                             const char *src, const char *fmt,
-                             const char *ifstring, const char *elsestring,
-                             unsigned long data, format_flag flags)
-{
-  char fn[SHORT_STRING], tmp[SHORT_STRING];
-
-  switch (op) {
-  case 's':
-    strncpy (fn, NewsServer, sizeof (fn) - 1);
-    mutt_strlower (fn);
-    snprintf (tmp, sizeof (tmp), "%%%ss", fmt);
-    snprintf (dest, destlen, tmp, fn);
-    break;
-  }
-  return (src);
-}
-
-/* nntp_parse_url: given an NNPT URL, return host, port,
- * username, password and newsgroup will recognise. */
-int nntp_parse_url (const char *server, ACCOUNT * acct,
-                    char *group, size_t group_len)
-{
-  ciss_url_t url;
-  char *c;
-  int ret = -1;
-
-  /* Defaults */
-  acct->flags = 0;
-  acct->port = NNTP_PORT;
-  acct->type = M_ACCT_TYPE_NNTP;
-
-  c = safe_strdup (server);
-  url_parse_ciss (&url, c);
-
-  if (url.scheme == U_NNTP || url.scheme == U_NNTPS) {
-    if (url.scheme == U_NNTPS) {
-      acct->flags |= M_ACCT_SSL;
-      acct->port = NNTP_SSL_PORT;
-    }
-
-    *group = '\0';
-    if (url.path)
-      strfcpy (group, url.path, group_len);
-
-    ret = mutt_account_fromurl (acct, &url);
-  }
-
-  FREE (&c);
-  return ret;
-}
-
-void nntp_expand_path (char *line, size_t len, ACCOUNT * acct)
-{
-  ciss_url_t url;
-
-  url.path = safe_strdup (line);
-  mutt_account_tourl (acct, &url);
-  url_ciss_tostring (&url, line, len, 0);
-  FREE (&url.path);
-}
-
-/*
- * Automatically loads a newsrc into memory, if necessary.
- * Checks the size/mtime of a newsrc file, if it doesn't match, load
- * again.  Hmm, if a system has broken mtimes, this might mean the file
- * is reloaded every time, which we'd have to fix.
- *
- * a newsrc file is a line per newsgroup, with the newsgroup, then a 
- * ':' denoting subscribed or '!' denoting unsubscribed, then a 
- * comma separated list of article numbers and ranges.
- */
-NNTP_SERVER *mutt_select_newsserver (char *server)
-{
-  char file[_POSIX_PATH_MAX];
-  char *buf, *p;
-  LIST *list;
-  ACCOUNT acct;
-  NNTP_SERVER *serv;
-  CONNECTION *conn;
-
-  if (!server || !*server) {
-    mutt_error _("No newsserver defined!");
-
-    return NULL;
-  }
-
-  buf = p = safe_calloc (mutt_strlen (server) + 10, sizeof (char));
-  if (url_check_scheme (server) == U_UNKNOWN) {
-    strcpy (buf, "nntp://");
-    p = strchr (buf, '\0');
-  }
-  strcpy (p, server);
-
-  if ((nntp_parse_url (buf, &acct, file, sizeof (file))) < 0 || *file) {
-    FREE (&buf);
-    mutt_error (_("%s is an invalid newsserver specification!"), server);
-    return NULL;
-  }
-  FREE (&buf);
-
-  conn = mutt_conn_find (NULL, &acct);
-  if (!conn)
-    return NULL;
-
-  mutt_FormatString (file, sizeof (file), NONULL (NewsRc), nntp_format_str, 0,
-                     0);
-  mutt_expand_path (file, sizeof (file));
-
-  serv = (NNTP_SERVER *) conn->data;
-  if (serv) {
-    struct stat sb;
-
-    /* externally modified? */
-    if (serv->stat != stat (file, &sb) || (!serv->stat &&
-                                           (serv->size != sb.st_size
-                                            || serv->mtime != sb.st_mtime))) {
-      for (list = serv->list; list; list = list->next) {
-        NNTP_DATA *data = (NNTP_DATA *) list->data;
-
-        if (data) {
-          data->subscribed = 0;
-          data->rc = 0;
-          data->num = 0;
-        }
-      }
-      slurp_newsrc (serv);
-      nntp_clear_cacheindex (serv);
-    }
-
-    if (serv->status == NNTP_BYE)
-      serv->status = NNTP_NONE;
-    nntp_check_newgroups (serv, 0);
-    return serv;
-  }
-
-  /* New newsserver */
-  serv = safe_calloc (1, sizeof (NNTP_SERVER));
-  serv->conn = conn;
-  serv->newsrc = safe_strdup (file);
-  serv->newsgroups = hash_create (1009);
-  slurp_newsrc (serv);          /* load .newsrc */
-  nntp_parse_cacheindex (serv); /* load .index */
-  if (option (OPTNEWSCACHE) && serv->cache && nntp_get_cache_all (serv) >= 0)
-    nntp_check_newgroups (serv, 1);
-  else if (nntp_get_active (serv) < 0) {
-    hash_destroy (&serv->newsgroups, nntp_delete_data);
-    for (list = serv->list; list; list = list->next)
-      list->data = NULL;
-    mutt_free_list (&serv->list);
-    FREE (&serv->newsrc);
-    FREE (&serv->cache);
-    FREE (&serv);
-    return NULL;
-  }
-  nntp_clear_cacheindex (serv);
-  conn->data = (void *) serv;
-
-  return serv;
-}
-
-/* 
- * full status flags are not supported by nntp, but we can fake some
- * of them.  This is how:
- * Read = a read message number is in the .newsrc
- * New = a message is new since we last read this newsgroup
- * Old = anything else
- * So, Read is marked as such in the newsrc, old is anything that is 
- * "skipped" in the newsrc, and new is anything not in the newsrc nor
- * in the cache. By skipped, I mean before the last unread message
- */
-void nntp_get_status (CONTEXT * ctx, HEADER * h, char *group, int article)
-{
-  NNTP_DATA *data = (NNTP_DATA *) ctx->data;
-  int x;
-
-  if (group)
-    data = (NNTP_DATA *) hash_find (data->nserv->newsgroups, group);
-
-  if (!data) {
-#ifdef DEBUG
-    if (group)
-      dprint (3, (debugfile, "newsgroup %s not found\n", group));
-#endif
-    return;
-  }
-
-  for (x = 0; x < data->num; x++) {
-    if ((article >= data->entries[x].first) &&
-        (article <= data->entries[x].last)) {
-      /* we cannot use mutt_set_flag() because mx_update_context()
-         didn't called yet */
-      h->read = 1;
-      return;
-    }
-  }
-  /* If article was not cached yet, it is new! :) */
-  if (!data->cache || article > data->lastCached)
-    return;
-  /* Old articles are articles which aren't read but an article after them
-   * has been cached */
-  if (option (OPTMARKOLD))
-    h->old = 1;
-}
-
-void mutt_newsgroup_stat (NNTP_DATA * data)
-{
-  int i;
-  unsigned int first, last;
-
-  data->unread = 0;
-  if (data->lastMessage == 0 || data->firstMessage > data->lastMessage)
-    return;
-
-  data->unread = data->lastMessage - data->firstMessage + 1;
-  for (i = 0; i < data->num; i++) {
-    first = data->entries[i].first;
-    if (first < data->firstMessage)
-      first = data->firstMessage;
-    last = data->entries[i].last;
-    if (last > data->lastMessage)
-      last = data->lastMessage;
-    if (first <= last)
-      data->unread -= last - first + 1;
-  }
-}
-
-static int puti (char *line, int num)
-{
-  char *p, s[32];
-
-  for (p = s; num;) {
-    *p++ = '0' + num % 10;
-    num /= 10;
-  }
-  while (p > s)
-    *line++ = *--p, num++;
-  *line = '\0';
-  return num;
-}
-
-static void nntp_create_newsrc_line (NNTP_DATA * data, char **buf,
-                                     char **pline, size_t * buflen)
-{
-  char *line = *pline;
-  size_t len = *buflen - (*pline - *buf);
-  int x, i;
-
-  if (len < LONG_STRING * 10) {
-    len += *buflen;
-    *buflen *= 2;
-    line = *buf;
-    safe_realloc (buf, *buflen);
-    line = *buf + (*pline - line);
-  }
-  strcpy (line, data->group);
-  len -= mutt_strlen (line) + 1;
-  line += mutt_strlen (line);
-  *line++ = data->subscribed ? ':' : '!';
-  *line++ = ' ';
-  *line = '\0';
-
-  for (x = 0; x < data->num; x++) {
-    if (len < LONG_STRING) {
-      len += *buflen;
-      *buflen *= 2;
-      *pline = line;
-      line = *buf;
-      safe_realloc (buf, *buflen);
-      line = *buf + (*pline - line);
-    }
-    if (x) {
-      *line++ = ',';
-      len--;
-    }
-
-#if 0
-    if (data->entries[x].first == data->entries[x].last)
-      snprintf (line, len, "%d%n", data->entries[x].first, &i);
-    else
-      snprintf (line, len, "%d-%d%n",
-                data->entries[x].first, data->entries[x].last, &i);
-    len -= i;
-    line += i;
-#else
-    i = puti (line, data->entries[x].first);
-    line += i;
-    len -= i;
-    if (data->entries[x].first != data->entries[x].last) {
-      *line++ = '-';
-      len--;
-      i = puti (line, data->entries[x].last);
-      line += i;
-      len -= i;
-    }
-#endif
-  }
-  *line++ = '\n';
-  *line = '\0';
-  *pline = line;
-}
-
-void newsrc_gen_entries (CONTEXT * ctx)
-{
-  NNTP_DATA *data = (NNTP_DATA *) ctx->data;
-  int series, x;
-  unsigned int last = 0, first = 1;
-  int save_sort = SORT_ORDER;
-
-  if (Sort != SORT_ORDER) {
-    save_sort = Sort;
-    Sort = SORT_ORDER;
-    mutt_sort_headers (ctx, 0);
-  }
-
-  if (!data->max) {
-    data->entries = safe_calloc (5, sizeof (NEWSRC_ENTRY));
-    data->max = 5;
-  }
-
-  /*
-   * Set up to fake initial sequence from 1 to the article before the 
-   * first article in our list
-   */
-  data->num = 0;
-  series = 1;
-
-  for (x = 0; x < ctx->msgcount; x++) {
-    if (series) {               /* search for first unread */
-      /*
-       * We don't actually check sequential order, since we mark 
-       * "missing" entries as read/deleted
-       */
-      last = ctx->hdrs[x]->article_num;
-      if (last >= data->firstMessage && !ctx->hdrs[x]->deleted &&
-          !ctx->hdrs[x]->read) {
-        if (data->num >= data->max) {
-          data->max = data->max * 2;
-          safe_realloc (&data->entries, data->max * sizeof (NEWSRC_ENTRY));
-        }
-        data->entries[data->num].first = first;
-        data->entries[data->num].last = last - 1;
-        data->num++;
-        series = 0;
-      }
-    }
-    else {                      /* search for first read */
-
-      if (ctx->hdrs[x]->deleted || ctx->hdrs[x]->read) {
-        first = last + 1;
-        series = 1;
-      }
-      last = ctx->hdrs[x]->article_num;
-    }
-  }
-  if (series && first <= data->lastLoaded) {
-    if (data->num >= data->max) {
-      data->max = data->max * 2;
-      safe_realloc (&data->entries, data->max * sizeof (NEWSRC_ENTRY));
-    }
-    data->entries[data->num].first = first;
-    data->entries[data->num].last = data->lastLoaded;
-    data->num++;
-  }
-
-  if (save_sort != Sort) {
-    Sort = save_sort;
-    mutt_sort_headers (ctx, 0);
-  }
-}
-
-int mutt_newsrc_update (NNTP_SERVER * news)
-{
-  char *buf, *line;
-  NNTP_DATA *data;
-  LIST *tmp;
-  int r = -1;
-  size_t len, llen;
-
-  if (!news)
-    return -1;
-  llen = len = 10 * LONG_STRING;
-  line = buf = safe_calloc (1, len);
-  /* we will generate full newsrc here */
-  for (tmp = news->list; tmp; tmp = tmp->next) {
-    data = (NNTP_DATA *) tmp->data;
-    if (!data || !data->rc)
-      continue;
-    nntp_create_newsrc_line (data, &buf, &line, &llen);
-    dprint (2, (debugfile, "Added to newsrc: %s", line));
-    line += mutt_strlen (line);
-  }
-  /* newrc being fully rewritten */
-  if (news->newsrc &&
-      (r = mutt_update_list_file (news->newsrc, NULL, "", buf)) == 0) {
-    struct stat st;
-
-    stat (news->newsrc, &st);
-    news->size = st.st_size;
-    news->mtime = st.st_mtime;
-  }
-  FREE (&buf);
-  return r;
-}
-
-static FILE *mutt_mkname (char *s)
-{
-  char buf[_POSIX_PATH_MAX], *pc;
-  int fd;
-  FILE *fp;
-
-  nntp_cache_expand (buf, s);
-  if ((fp = safe_fopen (buf, "w")))
-    return fp;
-
-  nntp_cache_expand (buf, "cache-XXXXXX");
-  pc = buf + mutt_strlen (buf) - 12; /* positioning to "cache-XXXXXX" */
-  if ((fd = mkstemp (buf)) == -1)
-    return NULL;
-  strcpy (s, pc);               /* generated name */
-  return fdopen (fd, "w");
-}
-
-/* Updates info into .index file: ALL or about selected newsgroup */
-static int nntp_update_cacheindex (NNTP_SERVER * serv, NNTP_DATA * data)
-{
-  char buf[LONG_STRING], *key = "ALL";
-  char file[_POSIX_PATH_MAX];
-
-  if (!serv || !serv->conn || !serv->conn->account.host)
-    return -1;
-
-  if (data && data->group) {
-    key = data->group;
-    snprintf (buf, sizeof (buf), "%s %s %d %d", key, data->cache,
-              data->firstMessage, data->lastLoaded);
-  }
-  else {
-    strfcpy (file, serv->cache, sizeof (file));
-    snprintf (buf, sizeof (buf), "ALL %s 0 %d", file,
-              (int) serv->newgroups_time);
-  }
-  nntp_cache_expand (file, ".index");
-  return mutt_update_list_file (file, serv->conn->account.host, key, buf);
-}
-
-/* Remove cache files of unsubscribed newsgroups */
-void nntp_clear_cacheindex (NNTP_SERVER * news)
-{
-  NNTP_DATA *data;
-  LIST *tmp;
-
-  if (option (OPTSAVEUNSUB) || !news)
-    return;
-
-  for (tmp = news->list; tmp; tmp = tmp->next) {
-    data = (NNTP_DATA *) tmp->data;
-    if (!data || data->subscribed || !data->cache)
-      continue;
-    nntp_delete_cache (data);
-    dprint (2, (debugfile, "Removed from .index: %s\n", data->group));
-  }
-  return;
-}
-
-int nntp_save_cache_index (NNTP_SERVER * news)
-{
-  char buf[HUGE_STRING];
-  char file[_POSIX_PATH_MAX];
-  NNTP_DATA *d;
-  FILE *f;
-  LIST *l;
-
-  if (!news || !news->newsgroups)
-    return -1;
-  if (!option (OPTNEWSCACHE))
-    return 0;
-
-  if (news->cache) {
-    nntp_cache_expand (file, news->cache);
-    unlink (file);
-    f = safe_fopen (file, "w");
-  }
-  else {
-    strfcpy (buf, news->conn->account.host, sizeof (buf));
-    f = mutt_mkname (buf);
-    news->cache = safe_strdup (buf);
-    nntp_cache_expand (file, buf);
-  }
-  if (!f)
-    return -1;
-
-  for (l = news->list; l; l = l->next) {
-    if ((d = (NNTP_DATA *) l->data) && !d->deleted) {
-      if (d->desc)
-        snprintf (buf, sizeof (buf), "%s %d %d %c %s\n", d->group,
-                  d->lastMessage, d->firstMessage, d->allowed ? 'y' : 'n',
-                  d->desc);
-      else
-        snprintf (buf, sizeof (buf), "%s %d %d %c\n", d->group,
-                  d->lastMessage, d->firstMessage, d->allowed ? 'y' : 'n');
-      if (fputs (buf, f) == EOF) {
-        fclose (f);
-        unlink (file);
-        return -1;
-      }
-    }
-  }
-  fclose (f);
-
-  if (nntp_update_cacheindex (news, NULL)) {
-    unlink (file);
-    return -1;
-  }
-  return 0;
-}
-
-int nntp_save_cache_group (CONTEXT * ctx)
-{
-  char buf[HUGE_STRING], addr[STRING];
-  char file[_POSIX_PATH_MAX];
-  FILE *f;
-  HEADER *h;
-  struct tm *tm;
-  int i = 0, save = SORT_ORDER;
-  int prev = 0;
-
-  if (!option (OPTNEWSCACHE))
-    return 0;
-  if (!ctx || !ctx->data || ctx->magic != M_NNTP)
-    return -1;
-
-  if (((NNTP_DATA *) ctx->data)->cache) {
-    nntp_cache_expand (file, ((NNTP_DATA *) ctx->data)->cache);
-    unlink (file);
-    f = safe_fopen (file, "w");
-  }
-  else {
-    snprintf (buf, sizeof (buf), "%s-%s",
-              ((NNTP_DATA *) ctx->data)->nserv->conn->account.host,
-              ((NNTP_DATA *) ctx->data)->group);
-    f = mutt_mkname (buf);
-    ((NNTP_DATA *) ctx->data)->cache = safe_strdup (buf);
-    nntp_cache_expand (file, buf);
-  }
-  if (!f)
-    return -1;
-
-  if (Sort != SORT_ORDER) {
-    save = Sort;
-    Sort = SORT_ORDER;
-    mutt_sort_headers (ctx, 0);
-  }
-
-  /* Save only $nntp_context messages... */
-  ((NNTP_DATA *) ctx->data)->lastCached = 0;
-  if (NntpContext && ctx->msgcount > NntpContext)
-    i = ctx->msgcount - NntpContext;
-  for (; i < ctx->msgcount; i++) {
-    if (!ctx->hdrs[i]->deleted && ctx->hdrs[i]->article_num != prev) {
-      h = ctx->hdrs[i];
-      addr[0] = 0;
-      rfc822_write_address (addr, sizeof (addr), h->env->from, 0);
-      tm = gmtime (&h->date_sent);
-      snprintf (buf, sizeof (buf),
-                "%d\t%s\t%s\t%d %s %d %02d:%02d:%02d GMT\t%s\t",
-                h->article_num, h->env->subject, addr, tm->tm_mday,
-                Months[tm->tm_mon], tm->tm_year + 1900, tm->tm_hour,
-                tm->tm_min, tm->tm_sec, h->env->message_id);
-      fputs (buf, f);
-      if (h->env->references)
-        mutt_write_references (h->env->references, f);
-      snprintf (buf, sizeof (buf), "\t%ld\t%d\tXref: %s\n",
-                h->content->length, h->lines, NONULL (h->env->xref));
-      if (fputs (buf, f) == EOF) {
-        fclose (f);
-        unlink (file);
-        return -1;
-      }
-    }
-    prev = ctx->hdrs[i]->article_num;
-  }
-
-  if (save != Sort) {
-    Sort = save;
-    mutt_sort_headers (ctx, 0);
-  }
-  fclose (f);
-
-  if (nntp_update_cacheindex (((NNTP_DATA *) ctx->data)->nserv,
-                              (NNTP_DATA *) ctx->data)) {
-    unlink (file);
-    return -1;
-  }
-  ((NNTP_DATA *) ctx->data)->lastCached =
-    ((NNTP_DATA *) ctx->data)->lastLoaded;
-  return 0;
-}
-
-void nntp_delete_cache (NNTP_DATA * data)
-{
-  char buf[_POSIX_PATH_MAX];
-
-  if (!option (OPTNEWSCACHE) || !data || !data->cache || !data->nserv)
-    return;
-
-  nntp_cache_expand (buf, data->cache);
-  unlink (buf);
-  FREE (&data->cache);
-  data->lastCached = 0;
-  nntp_cache_expand (buf, ".index");
-  mutt_update_list_file (buf, data->nserv->conn->account.host, data->group,
-                         NULL);
-}
-
-NNTP_DATA *mutt_newsgroup_subscribe (NNTP_SERVER * news, char *group)
-{
-  NNTP_DATA *data;
-
-  if (!news || !news->newsgroups || !group || !*group)
-    return NULL;
-  if (!(data = (NNTP_DATA *) hash_find (news->newsgroups, group))) {
-    data =
-      (NNTP_DATA *) safe_calloc (1, sizeof (NNTP_DATA) + mutt_strlen (group) + 1);
-    data->group = (char *) data + sizeof (NNTP_DATA);
-    strcpy (data->group, group);
-    data->nserv = news;
-    data->deleted = 1;
-    if (news->newsgroups->nelem < news->newsgroups->curnelem * 2)
-      news->newsgroups =
-        hash_resize (news->newsgroups, news->newsgroups->nelem * 2);
-    hash_insert (news->newsgroups, data->group, data, 0);
-    nntp_add_to_list (news, data);
-  }
-  if (!data->subscribed) {
-    data->subscribed = 1;
-    data->rc = 1;
-  }
-  return data;
-}
-
-NNTP_DATA *mutt_newsgroup_unsubscribe (NNTP_SERVER * news, char *group)
-{
-  NNTP_DATA *data;
-
-  if (!news || !news->newsgroups || !group || !*group ||
-      !(data = (NNTP_DATA *) hash_find (news->newsgroups, group)))
-    return NULL;
-  if (data->subscribed) {
-    data->subscribed = 0;
-    if (!option (OPTSAVEUNSUB))
-      data->rc = 0;
-  }
-  return data;
-}
-
-NNTP_DATA *mutt_newsgroup_catchup (NNTP_SERVER * news, char *group)
-{
-  NNTP_DATA *data;
-
-  if (!news || !news->newsgroups || !group || !*group ||
-      !(data = (NNTP_DATA *) hash_find (news->newsgroups, group)))
-    return NULL;
-  if (!data->max) {
-    data->entries = safe_calloc (5, sizeof (NEWSRC_ENTRY));
-    data->max = 5;
-  }
-  data->num = 1;
-  data->entries[0].first = 1;
-  data->unread = 0;
-  data->entries[0].last = data->lastMessage;
-  if (Context && Context->data == data) {
-    int x;
-
-    for (x = 0; x < Context->msgcount; x++)
-      mutt_set_flag (Context, Context->hdrs[x], M_READ, 1);
-  }
-  return data;
-}
-
-NNTP_DATA *mutt_newsgroup_uncatchup (NNTP_SERVER * news, char *group)
-{
-  NNTP_DATA *data;
-
-  if (!news || !news->newsgroups || !group || !*group ||
-      !(data = (NNTP_DATA *) hash_find (news->newsgroups, group)))
-    return NULL;
-  if (!data->max) {
-    data->entries = safe_calloc (5, sizeof (NEWSRC_ENTRY));
-    data->max = 5;
-  }
-  data->num = 1;
-  data->entries[0].first = 1;
-  data->entries[0].last = data->firstMessage - 1;
-  if (Context && Context->data == data) {
-    int x;
-
-    data->unread = Context->msgcount;
-    for (x = 0; x < Context->msgcount; x++)
-      mutt_set_flag (Context, Context->hdrs[x], M_READ, 0);
-  }
-  else
-    data->unread = data->lastMessage - data->entries[0].last;
-  return data;
-}
-
-/* this routine gives the first newsgroup with new messages */
-void nntp_buffy (char *s)
-{
-  LIST *list;
-
-  for (list = CurrentNewsSrv->list; list; list = list->next) {
-    NNTP_DATA *data = (NNTP_DATA *) list->data;
-
-    if (data && data->subscribed && data->unread) {
-      if (Context && Context->magic == M_NNTP &&
-          !mutt_strcmp (data->group, ((NNTP_DATA *) Context->data)->group)) {
-        unsigned int i, unread = 0;
-
-        for (i = 0; i < Context->msgcount; i++)
-          if (!Context->hdrs[i]->read && !Context->hdrs[i]->deleted)
-            unread++;
-        if (!unread)
-          continue;
-      }
-      strcpy (s, data->group);
-      break;
-    }
-  }
-}