/*
- * Copyright (C) 1994-1995, Index Data I/S
+ * Copyright (C) 1995-1999, Index Data
* All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
+ * Sebastian Hammer, Adam Dickmeiss, Heikki Levanto
+ * (log at the end)
+ */
+#include <time.h>
+#include <zebraver.h>
+#include <zebrautl.h>
+#include <zebramap.h>
+
+#include <dict.h>
+#include <isam.h>
+#include <isamc.h>
+#include <isams.h>
+#include <isamh.h>
+#include <data1.h>
+#include <recctrl.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define IT_MAX_WORD 256
+#define IT_KEY_HAVE_SEQNO 1
+#define IT_KEY_HAVE_FIELD 0
+
+typedef int SYSNO;
+
+struct it_key {
+ int sysno;
+ int seqno;
+};
+
+enum dirsKind { dirs_dir, dirs_file };
+
+struct dir_entry {
+ enum dirsKind kind;
+ char *name;
+ time_t mtime;
+};
+
+struct dirs_entry {
+ enum dirsKind kind;
+ char path[256];
+ SYSNO sysno;
+ time_t mtime;
+};
+
+struct recordGroup {
+ char *groupName;
+ char *databaseName;
+ char *path;
+ char *recordId;
+ char *recordType;
+ int flagStoreData;
+ int flagStoreKeys;
+ int flagRw;
+ int fileVerboseLimit;
+ int databaseNamePath;
+ int explainDatabase;
+#if ZEBRASDR
+ int useSDR;
+#endif
+ data1_handle dh;
+ BFiles bfs;
+ ZebraMaps zebra_maps;
+ RecTypes recTypes;
+};
+
+void getFnameTmp (char *fname, int no);
+
+struct dirs_info *dirs_open (Dict dict, const char *rep, int rw);
+struct dirs_info *dirs_fopen (Dict dict, const char *path);
+struct dirs_entry *dirs_read (struct dirs_info *p);
+struct dirs_entry *dirs_last (struct dirs_info *p);
+void dirs_mkdir (struct dirs_info *p, const char *src, time_t mtime);
+void dirs_rmdir (struct dirs_info *p, const char *src);
+void dirs_add (struct dirs_info *p, const char *src, int sysno, time_t mtime);
+void dirs_del (struct dirs_info *p, const char *src);
+void dirs_free (struct dirs_info **pp);
+
+struct dir_entry *dir_open (const char *rep);
+void dir_sort (struct dir_entry *e);
+void dir_free (struct dir_entry **e_p);
+
+void repositoryUpdate (struct recordGroup *rGroup);
+void repositoryAdd (struct recordGroup *rGroup);
+void repositoryDelete (struct recordGroup *rGroup);
+void repositoryShow (struct recordGroup *rGroup);
+
+int key_open (struct recordGroup *rGroup, int mem);
+int key_close (struct recordGroup *group);
+int key_compare (const void *p1, const void *p2);
+int key_get_pos (const void *p);
+int key_compare_it (const void *p1, const void *p2);
+int key_qsort_compare (const void *p1, const void *p2);
+void key_logdump (int mask, const void *p);
+void inv_prstat (BFiles bfs);
+void inv_compact (BFiles bfs);
+void key_input (BFiles bfs, int nkeys, int cache);
+ISAMC_M key_isamc_m (Res res, ISAMC_M me);
+ISAMS_M key_isams_m (Res res, ISAMS_M me);
+ISAMH_M key_isamh_m (Res res);
+int merge_sort (char **buf, int from, int to);
+int key_SU_code (int ch, char *out);
+
+#define FNAME_DICT "dict"
+#define FNAME_ISAM "isam"
+#define FNAME_ISAMC "isamc"
+#define FNAME_ISAMS "isams"
+#define FNAME_ISAMH "isamh"
+#define FNAME_CONFIG "zebra.cfg"
+
+#define GMATCH_DICT "gmatch"
+#define FMATCH_DICT "fmatch"
+
+struct strtab *strtab_mk (void);
+int strtab_src (struct strtab *t, const char *name, void ***infop);
+void strtab_del (struct strtab *t,
+ void (*func)(const char *name, void *info, void *data),
+ void *data);
+int index_char_cvt (int c);
+int index_word_prefix (char *string, int attset_ordinal,
+ int local_attribute, const char *databaseName);
+
+int fileExtract (SYSNO *sysno, const char *fname,
+ const struct recordGroup *rGroup, int deleteFlag);
+
+void zebraIndexLockMsg (const char *str);
+void zebraIndexUnlock (void);
+void zebraIndexLock (BFiles bfs, int commitNow, const char *rval);
+int zebraIndexWait (int commitPhase);
+
+#define FNAME_MAIN_LOCK "zebraidx.LCK"
+#define FNAME_COMMIT_LOCK "zebracmt.LCK"
+#define FNAME_ORG_LOCK "zebraorg.LCK"
+#define FNAME_TOUCH_TIME "zebraidx.time"
+
+typedef struct zebra_lock_info *ZebraLockHandle;
+ZebraLockHandle zebra_lock_create(const char *file, int excl_flag);
+void zebra_lock_destroy (ZebraLockHandle h);
+int zebra_lock (ZebraLockHandle h);
+int zebra_lock_nb (ZebraLockHandle h);
+int zebra_unlock (ZebraLockHandle h);
+int zebra_lock_fd (ZebraLockHandle h);
+void zebra_lock_prefix (Res res, char *dst);
+
+void zebra_load_atts (data1_handle dh, Res res);
+
+extern Res common_resource;
+
+#ifdef __cplusplus
+}
+#endif
+
+
+
+/*
* $Log: index.h,v $
- * Revision 1.10 1995-09-14 07:48:23 adam
+ * Revision 1.65 1999-07-14 10:59:26 adam
+ * Changed functions isc_getmethod, isams_getmethod.
+ * Improved fatal error handling (such as missing EXPLAIN schema).
+ *
+ * Revision 1.64 1999/06/30 15:07:23 heikki
+ * Adding isamh stuff
+ *
+ * Revision 1.63 1999/05/26 07:49:13 adam
+ * C++ compilation.
+ *
+ * Revision 1.62 1999/05/12 13:08:06 adam
+ * First version of ISAMS.
+ *
+ * Revision 1.61 1999/03/09 16:27:49 adam
+ * More work on SDRKit integration.
+ *
+ * Revision 1.60 1998/10/16 08:14:31 adam
+ * Updated record control system.
+ *
+ * Revision 1.59 1998/06/08 14:43:11 adam
+ * Added suport for EXPLAIN Proxy servers - added settings databasePath
+ * and explainDatabase to facilitate this. Increased maximum number
+ * of databases and attributes in one register.
+ *
+ * Revision 1.58 1998/05/20 10:12:16 adam
+ * Implemented automatic EXPLAIN database maintenance.
+ * Modified Zebra to work with ASN.1 compiled version of YAZ.
+ *
+ * Revision 1.57 1998/03/05 08:45:12 adam
+ * New result set model and modular ranking system. Moved towards
+ * descent server API. System information stored as "SGML" records.
+ *
+ * Revision 1.56 1998/01/12 15:04:08 adam
+ * The test option (-s) only uses read-lock (and not write lock).
+ *
+ * Revision 1.55 1997/10/27 14:33:04 adam
+ * Moved towards generic character mapping depending on "structure"
+ * field in abstract syntax file. Fixed a few memory leaks. Fixed
+ * bug with negative integers when doing searches with relational
+ * operators.
+ *
+ * Revision 1.54 1997/09/29 09:08:36 adam
+ * Revised locking system to be thread safe for the server.
+ *
+ * Revision 1.53 1997/09/25 14:54:43 adam
+ * WIN32 files lock support.
+ *
+ * Revision 1.52 1997/09/22 12:39:06 adam
+ * Added get_pos method for the ranked result sets.
+ *
+ * Revision 1.51 1997/09/18 08:59:19 adam
+ * Extra generic handle for the character mapping routines.
+ *
+ * Revision 1.50 1997/09/17 12:19:13 adam
+ * Zebra version corresponds to YAZ version 1.4.
+ * Changed Zebra server so that it doesn't depend on global common_resource.
+ *
+ * Revision 1.49 1997/09/05 15:30:08 adam
+ * Changed prototype for chr_map_input - added const.
+ * Added support for C++, headers uses extern "C" for public definitions.
+ *
+ * Revision 1.48 1997/02/12 20:39:45 adam
+ * Implemented options -f <n> that limits the log to the first <n>
+ * records.
+ * Changed some log messages also.
+ *
+ * Revision 1.47 1996/12/23 15:30:44 adam
+ * Work on truncation.
+ * Bug fix: result sets weren't deleted after server shut down.
+ *
+ * Revision 1.46 1996/11/08 11:10:19 adam
+ * Buffers used during file match got bigger.
+ * Compressed ISAM support everywhere.
+ * Bug fixes regarding masking characters in queries.
+ * Redesigned Regexp-2 queries.
+ *
+ * Revision 1.45 1996/10/29 14:09:42 adam
+ * Use of cisam system - enabled if setting isamc is 1.
+ *
+ * Revision 1.44 1996/06/06 12:08:40 quinn
+ * Added showRecord function
+ *
+ * Revision 1.43 1996/06/04 10:18:12 adam
+ * Search/scan uses character mapping module.
+ *
+ * Revision 1.42 1996/06/04 08:20:16 quinn
+ * Smallish
+ *
+ * Revision 1.41 1996/06/04 07:54:55 quinn
+ * Added output-map.
+ *
+ * Revision 1.40 1996/05/31 09:06:58 quinn
+ * Work on character-set handling
+ *
+ * Revision 1.39 1996/05/14 14:04:33 adam
+ * In zebraidx, the 'stat' command is improved. Statistics about ISAM/DICT
+ * is collected.
+ *
+ * Revision 1.38 1996/04/12 07:02:23 adam
+ * File update of single files.
+ *
+ * Revision 1.37 1996/03/26 16:01:13 adam
+ * New setting lockPath: directory of various lock files.
+ *
+ * Revision 1.36 1996/03/21 14:50:09 adam
+ * File update uses modify-time instead of change-time.
+ *
+ * Revision 1.35 1996/02/12 18:45:36 adam
+ * New fileVerboseFlag in record group control.
+ *
+ * Revision 1.34 1995/12/11 11:43:29 adam
+ * Locking based on fcntl instead of flock.
+ * Setting commitEnable removed. Command line option -n can be used to
+ * prevent commit if commit setting is defined in the configuration file.
+ *
+ * Revision 1.33 1995/12/08 16:22:53 adam
+ * Work on update while servers are running. Three lock files introduced.
+ * The servers reload their registers when necessary, but they don't
+ * reestablish result sets yet.
+ *
+ * Revision 1.32 1995/12/07 17:38:46 adam
+ * Work locking mechanisms for concurrent updates/commit.
+ *
+ * Revision 1.31 1995/12/06 12:41:22 adam
+ * New command 'stat' for the index program.
+ * Filenames can be read from stdin by specifying '-'.
+ * Bug fix/enhancement of the transformation from terms to regular
+ * expressons in the search engine.
+ *
+ * Revision 1.30 1995/12/05 11:25:02 adam
+ * Include of zebraver.h.
+ *
+ * Revision 1.29 1995/11/28 09:09:40 adam
+ * Zebra config renamed.
+ * Use setting 'recordId' to identify record now.
+ * Bug fix in recindex.c: rec_release_blocks was invokeded even
+ * though the blocks were already released.
+ * File traversal properly deletes records when needed.
+ *
+ * Revision 1.28 1995/11/27 13:58:53 adam
+ * New option -t. storeStore data implemented in server.
+ *
+ * Revision 1.27 1995/11/25 10:24:06 adam
+ * More record fields - they are enumerated now.
+ * New options: flagStoreData flagStoreKey.
+ *
+ * Revision 1.26 1995/11/22 17:19:17 adam
+ * Record management uses the bfile system.
+ *
+ * Revision 1.25 1995/11/21 15:29:12 adam
+ * Config file 'base' read by default by both indexer and server.
+ *
+ * Revision 1.24 1995/11/21 15:01:15 adam
+ * New general match criteria implemented.
+ * New feature: document groups.
+ *
+ * Revision 1.23 1995/11/20 16:59:45 adam
+ * New update method: the 'old' keys are saved for each records.
+ *
+ * Revision 1.22 1995/11/20 11:56:26 adam
+ * Work on new traversal.
+ *
+ * Revision 1.21 1995/11/16 15:34:55 adam
+ * Uses new record management system in both indexer and server.
+ *
+ * Revision 1.20 1995/11/15 14:46:18 adam
+ * Started work on better record management system.
+ *
+ * Revision 1.19 1995/10/27 14:00:11 adam
+ * Implemented detection of database availability.
+ *
+ * Revision 1.18 1995/10/17 18:02:08 adam
+ * New feature: databases. Implemented as prefix to words in dictionary.
+ *
+ * Revision 1.17 1995/10/13 16:01:49 adam
+ * Work on relations.
+ *
+ * Revision 1.16 1995/10/10 12:24:38 adam
+ * Temporary sort files are compressed.
+ *
+ * Revision 1.15 1995/10/04 16:57:19 adam
+ * Key input and merge sort in one pass.
+ *
+ * Revision 1.14 1995/09/29 14:01:40 adam
+ * Bug fixes.
+ *
+ * Revision 1.13 1995/09/28 14:22:56 adam
+ * Sort uses smaller temporary files.
+ *
+ * Revision 1.12 1995/09/28 12:10:32 adam
+ * Bug fixes. Field prefix used in queries.
+ *
+ * Revision 1.11 1995/09/27 12:22:28 adam
+ * More work on extract in record control.
+ * Field name is not in isam keys but in prefix in dictionary words.
+ *
+ * Revision 1.10 1995/09/14 07:48:23 adam
* Record control management.
*
* Revision 1.9 1995/09/11 13:09:33 adam
* New simple file index tool.
*
*/
-
-#include <alexutil.h>
-#include <dict.h>
-#include <isam.h>
-
-#define IT_MAX_WORD 256
-#define IT_KEY_HAVE_SEQNO 1
-#define IT_KEY_HAVE_FIELD 0
-
-struct it_key {
- int sysno;
- int seqno;
- unsigned attrSet : 3;
- unsigned attrUse : 13;
-};
-
-struct dir_entry {
- char *name;
-};
-
-struct dir_entry *dir_open (const char *rep);
-void dir_sort (struct dir_entry *e);
-void dir_free (struct dir_entry **e_p);
-void repository (int cmd, const char *rep, const char *base_path);
-
-void file_extract (int cmd, const char *fname, const char *kname);
-
-void key_open (const char *fname);
-int key_close (void);
-void key_write (int cmd, struct it_key *k, const char *str);
-int key_compare (const void *p1, const void *p2);
-void key_logdump (int mask, const void *p);
-void key_input (const char *dict_fname, const char *isam_fname,
- const char *key_fname, int cache);
-int key_sort (const char *key_fname, size_t mem);
-
-#define FNAME_WORD_DICT "worddict"
-#define FNAME_WORD_ISAM "wordisam"
-#define FNAME_FILE_DICT "filedict"
-#define FNAME_SYS_IDX "sysidx"
-#define SYS_IDX_ENTRY_LEN 120
-
-struct strtab *strtab_mk (void);
-int strtab_src (struct strtab *t, const char *name, void ***infop);
-void strtab_del (struct strtab *t,
- void (*func)(const char *name, void *info, void *data),
- void *data);
-int index_char_cvt (int c);