+/*
+ * Copyright (c) 1995, the EUROPAGATE consortium (see below).
+ *
+ * The EUROPAGATE consortium members are:
+ *
+ * University College Dublin
+ * Danmarks Teknologiske Videnscenter
+ * An Chomhairle Leabharlanna
+ * Consejo Superior de Investigaciones Cientificas
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation, in whole or in part, for any purpose, is hereby granted,
+ * provided that:
+ *
+ * 1. This copyright and permission notice appear in all copies of the
+ * software and its documentation. Notices of copyright or attribution
+ * which appear at the beginning of any file must remain unchanged.
+ *
+ * 2. The names of EUROPAGATE or the project partners may not be used to
+ * endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * 3. Users of this software (implementors and gateway operators) agree to
+ * inform the EUROPAGATE consortium of their use of the software. This
+ * information will be used to evaluate the EUROPAGATE project and the
+ * software, and to plan further developments. The consortium may use
+ * the information in later publications.
+ *
+ * 4. Users of this software agree to make their best efforts, when
+ * documenting their use of the software, to acknowledge the EUROPAGATE
+ * consortium, and the role played by the software in their work.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS, IMPLIED, OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ * IN NO EVENT SHALL THE EUROPAGATE CONSORTIUM OR ITS MEMBERS BE LIABLE
+ * FOR ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF
+ * ANY KIND, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA
+ * OR PROFITS, WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND
+ * ON ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
+ * USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
/* Gateway kernel - Z39.50 Persistence
* Europagate, 1995
*
* $Log: persist.c,v $
- * Revision 1.4 1995/04/20 16:10:46 adam
+ * Revision 1.10 1995/07/20 08:16:38 adam
+ * Bug fix in persist.c: Double referenced result-sets weren't recovered.
+ *
+ * Revision 1.9 1995/05/19 13:26:00 adam
+ * Bug fixes. Better command line options.
+ *
+ * Revision 1.8 1995/05/16 09:40:43 adam
+ * LICENSE. Setting of CCL token names (and/or/not/set) in read_kernel_res.
+ *
+ * Revision 1.7 1995/05/03 16:34:19 adam
+ * CCL def command, i.e. user definitions - saved as resource files.
+ *
+ * Revision 1.6 1995/05/03 07:37:44 adam
+ * CCL commands stop/continue implemented. New functions gw_res_{int,bool}
+ * are used when possible.
+ *
+ * Revision 1.5 1995/05/02 15:26:00 adam
+ * Monitor observes death of child (email kernel). The number
+ * of simultanous processes is controlled now. Email requests are
+ * queued if necessary. This scheme should only be forced if no kernels
+ * are idle.
+ *
+ * Revision 1.4 1995/04/20 16:10:46 adam
* Modified to work with non-blocking zass-api. Not using non-blocking
* facility yet.
*
static int obtain_set (ZASS zass, struct gw_user_set *set)
{
const struct zass_searchent *p;
-
+
+ gw_log (GW_LOG_DEBUG, KERNEL_LOG, "Set %s must be obtained", set->name);
p = zass_search (zass, set->rpn, set->name, set->database, NULL);
if (!p)
return 2;
return 0;
}
}
+ obtain_sets (zass, set->rpn, sets);
return obtain_set (zass, set);
}
int hits;
struct gw_user_set *set;
- sprintf (fname, "persist.%d", userid);
+ sprintf (fname, "user.%d.p", userid);
inf = fopen (fname, "r");
if (!inf)
return -1;
if (sscanf (fline, "%d", &info.setno) != 1)
return -1;
+ if (!fgetsx (fline, 1024, inf))
+ return -1;
+ if (sscanf (fline, "%d", &info.next_position) != 1)
+ return -1;
gw_log (GW_LOG_DEBUG, KERNEL_LOG,
"Reading persistence file %s (2)", fname);
- reopen_target ();
while (fgetsx (fline, 1024, inf))
{
gw_log (GW_LOG_DEBUG, KERNEL_LOG,
gw_log (GW_LOG_DEBUG, KERNEL_LOG, "Search string %s", fline);
set = user_set_add (resultname, hits, database, NULL, 0, fline);
set->rpn = load_rpn (fline, inf);
+#if 0
ccl_pr_tree (set->rpn, stderr);
+#endif
fgetsx (fline, 1024, inf);
}
fclose (inf);
FILE *of;
char fname[128];
- sprintf (fname, "persist.%d", userid);
+ sprintf (fname, "user.%d.p", userid);
of = fopen (fname, "w");
if (!of)
return -1;
}
gw_log (GW_LOG_DEBUG, KERNEL_LOG, "Writing persistence file %s", fname);
- fprintf (of, "%s\n%s\n%s\n%d\n", info.target, info.account,
- info.database, info.setno);
+ fprintf (of, "%s\n%s\n%s\n%d\n%d\n", info.target, info.account,
+ info.database, info.setno, info.next_position);
save_sets (of, info.sets);
fclose (of);
return 0;
}
+
+void del_p_state (int userid)
+{
+ char fname[128];
+
+ sprintf (fname, "user.%d.p", userid);
+ unlink (fname);
+}
+