1 /* This file is part of Pazpar2.
2 Copyright (C) 2006-2010 Index Data
4 Pazpar2 is free software; you can redistribute it and/or modify it under
5 the terms of the GNU General Public License as published by the Free
6 Software Foundation; either version 2, or (at your option) any later
9 Pazpar2 is distributed in the hope that it will be useful, but WITHOUT ANY
10 WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
39 #include <yaz/marcdisp.h>
40 #include <yaz/comstack.h>
41 #include <yaz/tcpip.h>
42 #include <yaz/proto.h>
43 #include <yaz/readconf.h>
44 #include <yaz/pquery.h>
45 #include <yaz/otherinfo.h>
46 #include <yaz/yaz-util.h>
48 #include <yaz/query-charset.h>
49 #include <yaz/querytowrbuf.h>
50 #include <yaz/oid_db.h>
51 #include <yaz/diagbib1.h>
52 #include <yaz/snprintf.h>
53 #include <yaz/rpn2cql.h>
54 #include <yaz/rpn2solr.h>
58 #include <yaz/timing.h>
63 #include "parameters.h"
65 #include "connection.h"
67 #include "relevance.h"
70 /* client counting (1) , disable client counting (0) */
72 static YAZ_MUTEX g_mutex = 0;
73 static int no_clients = 0;
75 static void client_use(int delta)
78 yaz_mutex_create(&g_mutex);
79 yaz_mutex_enter(g_mutex);
81 yaz_mutex_leave(g_mutex);
82 yaz_log(YLOG_DEBUG, "%s clients=%d", delta > 0 ? "INC" : "DEC", no_clients);
88 /** \brief Represents client state for a connection to one search target */
90 struct session_database *database;
91 struct connection *connection;
92 struct session *session;
93 char *pquery; // Current search
94 char *cqlquery; // used for SRU targets only
101 enum client_state state;
102 struct show_raw *show_raw;
103 ZOOM_resultset resultset;
109 int active; // whether this request has been sent to the server
114 void (*error_handler)(void *data, const char *addinfo);
115 void (*record_handler)(void *data, const char *buf, size_t sz);
117 struct show_raw *next;
120 static const char *client_states[] = {
126 "Client_Disconnected"
129 const char *client_get_state_str(struct client *cl)
131 return client_states[cl->state];
134 enum client_state client_get_state(struct client *cl)
139 void client_set_state(struct client *cl, enum client_state st)
142 if (client_is_active(cl))
145 /* If client is going from being active to inactive and all clients
146 are now idle we fire a watch for the session . The assumption is
147 that session is not mutex locked if client is already active */
148 if (was_active && !client_is_active(cl) && cl->session)
151 int no_active = session_active_clients(cl->session);
152 yaz_log(YLOG_DEBUG, "%s: releasing watches on zero active: %d", client_get_url(cl), no_active);
153 if (no_active == 0) {
154 session_alert_watch(cl->session, SESSION_WATCH_SHOW);
155 session_alert_watch(cl->session, SESSION_WATCH_SHOW_PREF);
160 static void client_show_raw_error(struct client *cl, const char *addinfo);
162 struct connection *client_get_connection(struct client *cl)
164 return cl->connection;
167 struct session_database *client_get_database(struct client *cl)
172 struct session *client_get_session(struct client *cl)
177 const char *client_get_pquery(struct client *cl)
182 static void client_send_raw_present(struct client *cl);
183 static int nativesyntax_to_type(struct session_database *sdb, char *type,
186 static void client_show_immediate(
187 ZOOM_resultset resultset, struct session_database *sdb, int position,
189 void (*error_handler)(void *data, const char *addinfo),
190 void (*record_handler)(void *data, const char *buf, size_t sz),
200 error_handler(data, "no resultset");
203 rec = ZOOM_resultset_record(resultset, position-1);
206 error_handler(data, "no record");
212 nativesyntax_to_type(sdb, type, rec);
213 buf = ZOOM_record_get(rec, type, &len);
216 error_handler(data, "no record");
219 record_handler(data, buf, len);
223 int client_show_raw_begin(struct client *cl, int position,
224 const char *syntax, const char *esn,
226 void (*error_handler)(void *data, const char *addinfo),
227 void (*record_handler)(void *data, const char *buf,
231 if (syntax == 0 && esn == 0)
232 client_show_immediate(cl->resultset, client_get_database(cl),
234 error_handler, record_handler,
238 struct show_raw *rr, **rrp;
244 rr = xmalloc(sizeof(*rr));
245 rr->position = position;
248 rr->error_handler = error_handler;
249 rr->record_handler = record_handler;
252 rr->syntax = xstrdup(syntax);
256 rr->esn = xstrdup(esn);
261 for (rrp = &cl->show_raw; *rrp; rrp = &(*rrp)->next)
265 if (cl->state == Client_Failed)
267 client_show_raw_error(cl, "client failed");
269 else if (cl->state == Client_Disconnected)
271 client_show_raw_error(cl, "client disconnected");
275 client_send_raw_present(cl);
281 static void client_show_raw_delete(struct show_raw *r)
288 void client_show_raw_remove(struct client *cl, void *data)
290 struct show_raw *rr = data;
291 struct show_raw **rrp = &cl->show_raw;
297 client_show_raw_delete(rr);
301 void client_show_raw_dequeue(struct client *cl)
303 struct show_raw *rr = cl->show_raw;
305 cl->show_raw = rr->next;
306 client_show_raw_delete(rr);
309 static void client_show_raw_error(struct client *cl, const char *addinfo)
313 cl->show_raw->error_handler(cl->show_raw->data, addinfo);
314 client_show_raw_dequeue(cl);
318 static void client_send_raw_present(struct client *cl)
320 struct session_database *sdb = client_get_database(cl);
321 struct connection *co = client_get_connection(cl);
322 ZOOM_resultset set = cl->resultset;
324 int offset = cl->show_raw->position;
325 const char *syntax = 0;
326 const char *elements = 0;
328 assert(cl->show_raw);
331 yaz_log(YLOG_DEBUG, "%s: trying to present %d record(s) from %d",
332 client_get_url(cl), 1, offset);
334 if (cl->show_raw->syntax)
335 syntax = cl->show_raw->syntax;
337 syntax = session_setting_oneval(sdb, PZ_REQUESTSYNTAX);
338 ZOOM_resultset_option_set(set, "preferredRecordSyntax", syntax);
340 if (cl->show_raw->esn)
341 elements = cl->show_raw->esn;
343 elements = session_setting_oneval(sdb, PZ_ELEMENTS);
344 if (elements && *elements)
345 ZOOM_resultset_option_set(set, "elementSetName", elements);
347 ZOOM_resultset_records(set, 0, offset-1, 1);
348 cl->show_raw->active = 1;
350 connection_continue(co);
353 static int nativesyntax_to_type(struct session_database *sdb, char *type,
356 const char *s = session_setting_oneval(sdb, PZ_NATIVESYNTAX);
360 if (!strncmp(s, "iso2709", 7))
362 const char *cp = strchr(s, ';');
363 yaz_snprintf(type, 80, "xml; charset=%s", cp ? cp+1 : "marc-8s");
365 else if (!strncmp(s, "xml", 3))
369 else if (!strncmp(s, "txml", 4))
371 const char *cp = strchr(s, ';');
372 yaz_snprintf(type, 80, "txml; charset=%s", cp ? cp+1 : "marc-8s");
378 else /* attempt to deduce structure */
380 const char *syntax = ZOOM_record_get(rec, "syntax", NULL);
383 if (!strcmp(syntax, "XML"))
388 else if (!strcmp(syntax, "TXML"))
390 strcpy(type, "txml");
393 else if (!strcmp(syntax, "USmarc") || !strcmp(syntax, "MARC21"))
395 strcpy(type, "xml; charset=marc8-s");
405 * TODO Consider thread safety!!!
408 int client_report_facets(struct client *cl, ZOOM_resultset rs) {
410 ZOOM_facet_field *facets = ZOOM_resultset_facets(rs);
412 struct session *se = client_get_session(cl);
413 facet_num = ZOOM_resultset_facets_size(rs);
414 yaz_log(YLOG_DEBUG, "client_report_facets: %d", facet_num);
416 for (facet_idx = 0; facet_idx < facet_num; facet_idx++) {
417 const char *name = ZOOM_facet_field_name(facets[facet_idx]);
419 size_t term_num = ZOOM_facet_field_term_count(facets[facet_idx]);
420 for (term_idx = 0; term_idx < term_num; term_idx++ ) {
422 const char *term = ZOOM_facet_field_get_term(facets[facet_idx], term_idx, &freq);
424 add_facet(se, name, term, freq);
431 static void ingest_raw_record(struct client *cl, ZOOM_record rec)
437 if (cl->show_raw->binary)
441 struct session_database *sdb = client_get_database(cl);
442 nativesyntax_to_type(sdb, type, rec);
445 buf = ZOOM_record_get(rec, type, &len);
446 cl->show_raw->record_handler(cl->show_raw->data, buf, len);
447 client_show_raw_dequeue(cl);
450 static void client_check_preferred_watch(struct client *cl)
452 yaz_log(YLOG_DEBUG, "client_check_preferred_watch: %s ", client_get_url(cl));
453 struct session *se = cl->session;
457 if (session_is_preferred_clients_ready(se)) {
458 session_alert_watch(se, SESSION_WATCH_SHOW_PREF);
461 yaz_log(YLOG_DEBUG, "client_check_preferred_watch: %s ", client_get_url(cl));
466 yaz_log(YLOG_WARN, "client_check_preferred_watch: %s. No session!", client_get_url(cl));
470 void client_search_response(struct client *cl)
472 struct connection *co = cl->connection;
473 struct session *se = cl->session;
474 ZOOM_connection link = connection_get_link(co);
475 ZOOM_resultset resultset = cl->resultset;
477 const char *error, *addinfo = 0;
479 if (ZOOM_connection_error(link, &error, &addinfo))
482 client_set_state(cl, Client_Error);
483 yaz_log(YLOG_WARN, "Search error %s (%s): %s",
484 error, addinfo, client_get_url(cl));
488 client_report_facets(cl, resultset);
489 cl->record_offset = cl->startrecs;
490 cl->hits = ZOOM_resultset_size(resultset);
492 se->total_hits += cl->hits;
494 client_check_preferred_watch(cl);
498 void client_got_records(struct client *cl)
500 struct session *se = cl->session;
504 session_alert_watch(se, SESSION_WATCH_SHOW);
505 session_alert_watch(se, SESSION_WATCH_RECORD);
510 void client_record_response(struct client *cl)
512 struct connection *co = cl->connection;
513 ZOOM_connection link = connection_get_link(co);
514 ZOOM_resultset resultset = cl->resultset;
515 const char *error, *addinfo;
517 if (ZOOM_connection_error(link, &error, &addinfo))
519 client_set_state(cl, Client_Error);
520 yaz_log(YLOG_WARN, "Search error %s (%s): %s",
521 error, addinfo, client_get_url(cl));
526 const char *msg, *addinfo;
528 if (cl->show_raw && cl->show_raw->active)
530 if ((rec = ZOOM_resultset_record(resultset,
531 cl->show_raw->position-1)))
533 cl->show_raw->active = 0;
534 ingest_raw_record(cl, rec);
538 yaz_log(YLOG_WARN, "Expected record, but got NULL, offset=%d",
539 cl->show_raw->position-1);
544 int offset = cl->record_offset;
545 if ((rec = ZOOM_resultset_record(resultset, offset)))
548 if (cl->session == 0)
550 else if (ZOOM_record_error(rec, &msg, &addinfo, 0))
552 yaz_log(YLOG_WARN, "Record error %s (%s): %s (rec #%d)",
553 msg, addinfo, client_get_url(cl),
558 struct session_database *sdb = client_get_database(cl);
559 NMEM nmem = nmem_create();
563 if (nativesyntax_to_type(sdb, type, rec))
564 yaz_log(YLOG_WARN, "Failed to determine record type");
565 xmlrec = ZOOM_record_get(rec, type, NULL);
567 yaz_log(YLOG_WARN, "ZOOM_record_get failed from %s",
571 if (ingest_record(cl, xmlrec, cl->record_offset, nmem))
572 yaz_log(YLOG_WARN, "Failed to ingest from %s",
580 yaz_log(YLOG_WARN, "Expected record, but got NULL, offset=%d",
587 static int client_set_facets_request(struct client *cl, ZOOM_connection link)
589 struct session_database *sdb = client_get_database(cl);
590 const char *opt_facet_term_sort = session_setting_oneval(sdb, PZ_TERMLIST_TERM_SORT);
591 const char *opt_facet_term_count = session_setting_oneval(sdb, PZ_TERMLIST_TERM_COUNT);
592 /* Disable when no count is set */
593 /* TODO Verify: Do we need to reset the ZOOM facets if a ZOOM Connection is being reused??? */
594 if (opt_facet_term_count && *opt_facet_term_count)
597 struct session *session = client_get_session(cl);
598 struct conf_service *service = session->service;
599 int num = service->num_metadata;
600 WRBUF wrbuf = wrbuf_alloc();
601 yaz_log(YLOG_DEBUG, "Facet settings, sort: %s count: %s",
602 opt_facet_term_sort, opt_facet_term_count);
603 for (index = 0; index < num; index++)
605 struct conf_metadata *conf_meta = &service->metadata[index];
606 if (conf_meta->termlist)
608 if (wrbuf_len(wrbuf))
609 wrbuf_puts(wrbuf, ", ");
610 wrbuf_printf(wrbuf, "@attr 1=%s", conf_meta->name);
612 if (opt_facet_term_sort && *opt_facet_term_sort)
613 wrbuf_printf(wrbuf, " @attr 2=%s", opt_facet_term_sort);
614 wrbuf_printf(wrbuf, " @attr 3=%s", opt_facet_term_count);
617 if (wrbuf_len(wrbuf))
619 yaz_log(YLOG_LOG, "Setting ZOOM facets option: %s", wrbuf_cstr(wrbuf));
620 ZOOM_connection_option_set(link, "facets", wrbuf_cstr(wrbuf));
627 int client_has_facet(struct client *cl, const char *name) {
628 ZOOM_facet_field facet_field;
629 if (!cl || !cl->resultset || !name) {
630 yaz_log(YLOG_DEBUG, "client has facet: Missing %p %p %s", cl, (cl ? cl->resultset: 0), name);
633 facet_field = ZOOM_resultset_get_facet_field(cl->resultset, name);
635 yaz_log(YLOG_DEBUG, "client: has facets for %s", name);
638 yaz_log(YLOG_DEBUG, "client: No facets for %s", name);
643 void client_start_search(struct client *cl)
645 struct session_database *sdb = client_get_database(cl);
646 struct connection *co = client_get_connection(cl);
647 ZOOM_connection link = connection_get_link(co);
649 char *databaseName = sdb->database->databases[0];
650 const char *opt_piggyback = session_setting_oneval(sdb, PZ_PIGGYBACK);
651 const char *opt_queryenc = session_setting_oneval(sdb, PZ_QUERYENCODING);
652 const char *opt_elements = session_setting_oneval(sdb, PZ_ELEMENTS);
653 const char *opt_requestsyn = session_setting_oneval(sdb, PZ_REQUESTSYNTAX);
654 const char *opt_maxrecs = session_setting_oneval(sdb, PZ_MAXRECS);
655 const char *opt_sru = session_setting_oneval(sdb, PZ_SRU);
656 const char *opt_sort = session_setting_oneval(sdb, PZ_SORT);
657 const char *opt_preferred = session_setting_oneval(sdb, PZ_PREFERRED);
658 char maxrecs_str[24], startrecs_str[24];
663 cl->record_offset = 0;
667 cl->preferred = atoi(opt_preferred);
668 yaz_log(YLOG_LOG, "Target %s has preferred: %d", sdb->database->url, cl->preferred);
670 client_set_state(cl, Client_Working);
673 ZOOM_connection_option_set(link, "piggyback", opt_piggyback);
675 ZOOM_connection_option_set(link, "piggyback", "1");
677 ZOOM_connection_option_set(link, "rpnCharset", opt_queryenc);
678 if (*opt_sru && *opt_elements)
679 ZOOM_connection_option_set(link, "schema", opt_elements);
680 else if (*opt_elements)
681 ZOOM_connection_option_set(link, "elementSetName", opt_elements);
683 ZOOM_connection_option_set(link, "preferredRecordSyntax", opt_requestsyn);
687 sprintf(maxrecs_str, "%d", cl->maxrecs);
688 opt_maxrecs = maxrecs_str;
690 ZOOM_connection_option_set(link, "count", opt_maxrecs);
693 if (atoi(opt_maxrecs) > 20)
694 ZOOM_connection_option_set(link, "presentChunk", "20");
696 ZOOM_connection_option_set(link, "presentChunk", opt_maxrecs);
698 sprintf(startrecs_str, "%d", cl->startrecs);
699 ZOOM_connection_option_set(link, "start", startrecs_str);
702 ZOOM_connection_option_set(link, "databaseName", databaseName);
704 /* TODO Verify does it break something for CQL targets(non-SOLR) ? */
705 /* facets definition is in PQF */
706 client_set_facets_request(cl, link);
710 ZOOM_query q = ZOOM_query_create();
711 yaz_log(YLOG_LOG, "Search %s CQL: %s", sdb->database->url, cl->cqlquery);
712 ZOOM_query_cql(q, cl->cqlquery);
714 ZOOM_query_sortby(q, opt_sort);
715 rs = ZOOM_connection_search(link, q);
716 ZOOM_query_destroy(q);
720 yaz_log(YLOG_LOG, "Search %s PQF: %s", sdb->database->url, cl->pquery);
721 rs = ZOOM_connection_search_pqf(link, cl->pquery);
723 ZOOM_resultset_destroy(cl->resultset);
725 connection_continue(co);
728 struct client *client_create(void)
730 struct client *r = xmalloc(sizeof(*r));
739 r->record_offset = 0;
741 r->state = Client_Disconnected;
745 pazpar2_mutex_create(&r->mutex, "client");
753 void client_lock(struct client *c)
755 yaz_mutex_enter(c->mutex);
758 void client_unlock(struct client *c)
760 yaz_mutex_leave(c->mutex);
763 void client_incref(struct client *c)
765 pazpar2_incref(&c->ref_count, c->mutex);
766 yaz_log(YLOG_DEBUG, "client_incref c=%p %s cnt=%d",
767 c, client_get_url(c), c->ref_count);
770 int client_destroy(struct client *c)
774 yaz_log(YLOG_DEBUG, "client_destroy c=%p %s cnt=%d",
775 c, client_get_url(c), c->ref_count);
776 if (!pazpar2_decref(&c->ref_count, c->mutex))
782 assert(!c->connection);
786 ZOOM_resultset_destroy(c->resultset);
788 yaz_mutex_destroy(&c->mutex);
797 void client_set_connection(struct client *cl, struct connection *con)
800 ZOOM_resultset_release(cl->resultset);
803 assert(cl->connection == 0);
804 cl->connection = con;
809 cl->connection = con;
814 void client_disconnect(struct client *cl)
816 if (cl->state != Client_Idle)
817 client_set_state(cl, Client_Disconnected);
818 client_set_connection(cl, 0);
821 // Extract terms from query into null-terminated termlist
822 static void extract_terms(NMEM nmem, struct ccl_rpn_node *query, char **termlist)
826 pull_terms(nmem, query, termlist, &num);
830 // Initialize CCL map for a target
831 static CCL_bibset prepare_cclmap(struct client *cl)
833 struct session_database *sdb = client_get_database(cl);
840 for (s = sdb->settings[PZ_CCLMAP]; s; s = s->next)
842 char *p = strchr(s->name + 3, ':');
845 yaz_log(YLOG_WARN, "Malformed cclmap name: %s", s->name);
850 ccl_qual_fitem(res, s->value, p);
855 // returns a xmalloced CQL query corresponding to the pquery in client
856 static char *make_cqlquery(struct client *cl)
858 cql_transform_t cqlt = cql_transform_create();
861 WRBUF wrb = wrbuf_alloc();
863 ODR odr_out = odr_createmem(ODR_ENCODE);
865 zquery = p_query_rpn(odr_out, cl->pquery);
866 yaz_log(YLOG_LOG, "PQF: %s", cl->pquery);
867 if ((status = cql_transform_rpn2cql_wrbuf(cqlt, wrb, zquery)))
869 yaz_log(YLOG_WARN, "Failed to generate CQL query, code=%d", status);
874 r = xstrdup(wrbuf_cstr(wrb));
877 odr_destroy(odr_out);
878 cql_transform_close(cqlt);
882 // returns a xmalloced SOLR query corresponding to the pquery in client
883 // TODO Could prob. be merge with the similar make_cqlquery
884 static char *make_solrquery(struct client *cl)
886 solr_transform_t sqlt = solr_transform_create();
889 WRBUF wrb = wrbuf_alloc();
891 ODR odr_out = odr_createmem(ODR_ENCODE);
893 zquery = p_query_rpn(odr_out, cl->pquery);
894 yaz_log(YLOG_LOG, "PQF: %s", cl->pquery);
895 if ((status = solr_transform_rpn2solr_wrbuf(sqlt, wrb, zquery)))
897 yaz_log(YLOG_WARN, "Failed to generate SOLR query, code=%d", status);
902 r = xstrdup(wrbuf_cstr(wrb));
905 odr_destroy(odr_out);
906 solr_transform_close(sqlt);
910 // Parse the query given the settings specific to this client
911 int client_parse_query(struct client *cl, const char *query)
913 struct session *se = client_get_session(cl);
914 struct session_database *sdb = client_get_database(cl);
915 struct ccl_rpn_node *cn;
917 CCL_bibset ccl_map = prepare_cclmap(cl);
918 const char *sru = session_setting_oneval(sdb, PZ_SRU);
919 const char *pqf_prefix = session_setting_oneval(sdb, PZ_PQF_PREFIX);
920 const char *pqf_strftime = session_setting_oneval(sdb, PZ_PQF_STRFTIME);
925 cn = ccl_find_str(ccl_map, query, &cerror, &cpos);
926 ccl_qual_rm(&ccl_map);
929 client_set_state(cl, Client_Error);
930 yaz_log(YLOG_WARN, "Failed to parse CCL query %s for %s",
932 client_get_database(cl)->database->url);
935 wrbuf_rewind(se->wrbuf);
938 wrbuf_puts(se->wrbuf, pqf_prefix);
939 wrbuf_puts(se->wrbuf, " ");
941 if (!pqf_strftime || !*pqf_strftime)
942 ccl_pquery(se->wrbuf, cn);
945 time_t cur_time = time(0);
946 struct tm *tm = localtime(&cur_time);
948 const char *cp = tmp_str;
950 /* see man strftime(3) for things .. In particular %% gets converted
951 to %.. And That's our original query .. */
952 strftime(tmp_str, sizeof(tmp_str)-1, pqf_strftime, tm);
956 ccl_pquery(se->wrbuf, cn);
958 wrbuf_putc(se->wrbuf, cp[0]);
962 cl->pquery = xstrdup(wrbuf_cstr(se->wrbuf));
967 if (!strcmp(sru, "solr")) {
968 if (!(cl->cqlquery = make_solrquery(cl)))
972 if (!(cl->cqlquery = make_cqlquery(cl)))
979 /* TODO FIX Not thread safe */
982 // Initialize relevance structure with query terms
984 extract_terms(se->nmem, cn, p);
985 se->relevance = relevance_create(
986 se->service->relevance_pct,
987 se->nmem, (const char **) p);
994 void client_set_session(struct client *cl, struct session *se)
999 int client_is_active(struct client *cl)
1001 if (cl->connection && (cl->state == Client_Connecting ||
1002 cl->state == Client_Working))
1007 int client_is_active_preferred(struct client *cl)
1009 /* only count if this is a preferred target. */
1012 /* TODO No sure this the condition that Seb wants */
1013 if (cl->connection && (cl->state == Client_Connecting ||
1014 cl->state == Client_Working))
1020 Odr_int client_get_hits(struct client *cl)
1025 int client_get_num_records(struct client *cl)
1027 return cl->record_offset;
1030 void client_set_diagnostic(struct client *cl, int diagnostic)
1032 cl->diagnostic = diagnostic;
1035 int client_get_diagnostic(struct client *cl)
1037 return cl->diagnostic;
1040 void client_set_database(struct client *cl, struct session_database *db)
1045 struct host *client_get_host(struct client *cl)
1047 return client_get_database(cl)->database->host;
1050 const char *client_get_url(struct client *cl)
1053 return client_get_database(cl)->database->url;
1058 void client_set_maxrecs(struct client *cl, int v)
1063 void client_set_startrecs(struct client *cl, int v)
1068 void client_set_preferred(struct client *cl, int v)
1077 * c-file-style: "Stroustrup"
1078 * indent-tabs-mode: nil
1080 * vim: shiftwidth=4 tabstop=8 expandtab