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mysql-test/r/group_by.result: Auto merged mysql-test/r/user_var.result: Auto merged sql/item_row.cc: Auto merged sql/item_strfunc.cc: Auto merged sql/unireg.h: Auto merged sql/item_cmpfunc.cc: manual merge sql/item_func.cc: no changes
179 lines
7 KiB
C
179 lines
7 KiB
C
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/* Extra functions used by unireg library */
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#ifndef _unireg_h
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#ifndef NO_ALARM_LOOP
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#define NO_ALARM_LOOP /* lib5 and popen can't use alarm */
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#endif
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/* These paths are converted to other systems (WIN95) before use */
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#define LANGUAGE "english/"
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#define ERRMSG_FILE "errmsg.sys"
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#define TEMP_PREFIX "MY"
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#define LOG_PREFIX "ML"
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#define PROGDIR "bin/"
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#ifndef DATADIR
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#define DATADIR "data/"
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#endif
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#ifndef SHAREDIR
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#define SHAREDIR "share/"
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#endif
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#define ER(X) errmesg[(X) - ER_ERROR_FIRST]
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#define ER_SAFE(X) (((X) >= ER_ERROR_FIRST && (X) <= ER_ERROR_LAST) ? ER(X) : "Invalid error code")
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#define ERRMAPP 1 /* Errormap f|r my_error */
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#define LIBLEN FN_REFLEN-FN_LEN /* Max l{ngd p} dev */
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#define MAX_DBKEY_LENGTH (FN_LEN*2+1+1+4+4) /* extra 4+4 bytes for slave tmp
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* tables */
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#define MAX_ALIAS_NAME 256
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#define MAX_FIELD_NAME 34 /* Max colum name length +2 */
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#define MAX_SYS_VAR_LENGTH 32
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#define MAX_KEY 64 /* Max used keys */
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#define MAX_REF_PARTS 16 /* Max parts used as ref */
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#define MAX_KEY_LENGTH 1024 /* max possible key */
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#if SIZEOF_OFF_T > 4
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#define MAX_REFLENGTH 8 /* Max length for record ref */
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#else
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#define MAX_REFLENGTH 4 /* Max length for record ref */
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#endif
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#define MAX_HOSTNAME 61 /* len+1 in mysql.user */
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#define MAX_MBWIDTH 3 /* Max multibyte sequence */
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#define MAX_FIELD_CHARLENGTH 255
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#define MAX_FIELD_VARCHARLENGTH 65535
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#define CONVERT_IF_BIGGER_TO_BLOB 512 /* Used for CREATE ... SELECT */
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/* Max column width +1 */
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#define MAX_FIELD_WIDTH (MAX_FIELD_CHARLENGTH*MAX_MBWIDTH+1)
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#define MAX_BIT_FIELD_LENGTH 64 /* Max length in bits for bit fields */
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#define MAX_DATE_WIDTH 10 /* YYYY-MM-DD */
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#define MAX_TIME_WIDTH 23 /* -DDDDDD HH:MM:SS.###### */
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#define MAX_DATETIME_FULL_WIDTH 29 /* YYYY-MM-DD HH:MM:SS.###### AM */
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#define MAX_DATETIME_WIDTH 19 /* YYYY-MM-DD HH:MM:SS */
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#define MAX_TABLES (sizeof(table_map)*8-3) /* Max tables in join */
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#define PARAM_TABLE_BIT (((table_map) 1) << (sizeof(table_map)*8-3))
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#define OUTER_REF_TABLE_BIT (((table_map) 1) << (sizeof(table_map)*8-2))
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#define RAND_TABLE_BIT (((table_map) 1) << (sizeof(table_map)*8-1))
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#define PSEUDO_TABLE_BITS (PARAM_TABLE_BIT | OUTER_REF_TABLE_BIT | \
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RAND_TABLE_BIT)
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#define MAX_FIELDS 4096 /* Limit in the .frm file */
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#define MAX_SORT_MEMORY (2048*1024-MALLOC_OVERHEAD)
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#define MIN_SORT_MEMORY (32*1024-MALLOC_OVERHEAD)
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/* Memory allocated when parsing a statement / saving a statement */
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#define MEM_ROOT_BLOCK_SIZE 8192
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#define MEM_ROOT_PREALLOC 8192
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#define TRANS_MEM_ROOT_BLOCK_SIZE 4096
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#define TRANS_MEM_ROOT_PREALLOC 4096
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#define DEFAULT_ERROR_COUNT 64
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#define EXTRA_RECORDS 10 /* Extra records in sort */
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#define SCROLL_EXTRA 5 /* Extra scroll-rows. */
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#define FIELD_NAME_USED ((uint) 32768) /* Bit set if fieldname used */
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#define FORM_NAME_USED ((uint) 16384) /* Bit set if formname used */
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#define FIELD_NR_MASK 16383 /* To get fieldnumber */
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#define FERR -1 /* Error from my_functions */
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#define CREATE_MODE 0 /* Default mode on new files */
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#define NAMES_SEP_CHAR '\377' /* Char to sep. names */
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#define READ_RECORD_BUFFER (uint) (IO_SIZE*8) /* Pointer_buffer_size */
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#define DISK_BUFFER_SIZE (uint) (IO_SIZE*16) /* Size of diskbuffer */
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#define POSTFIX_ERROR DBL_MAX
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#define ME_INFO (ME_HOLDTANG+ME_OLDWIN+ME_NOREFRESH)
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#define ME_ERROR (ME_BELL+ME_OLDWIN+ME_NOREFRESH)
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#define MYF_RW MYF(MY_WME+MY_NABP) /* Vid my_read & my_write */
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#define SPECIAL_USE_LOCKS 1 /* Lock used databases */
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#define SPECIAL_NO_NEW_FUNC 2 /* Skip new functions */
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#define SPECIAL_SKIP_SHOW_DB 4 /* Don't allow 'show db' */
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#define SPECIAL_WAIT_IF_LOCKED 8 /* Wait if locked database */
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#define SPECIAL_SAME_DB_NAME 16 /* form name = file name */
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#define SPECIAL_ENGLISH 32 /* English error messages */
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#define SPECIAL_NO_RESOLVE 64 /* Don't use gethostname */
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#define SPECIAL_NO_PRIOR 128 /* Don't prioritize threads */
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#define SPECIAL_BIG_SELECTS 256 /* Don't use heap tables */
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#define SPECIAL_NO_HOST_CACHE 512 /* Don't cache hosts */
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#define SPECIAL_SHORT_LOG_FORMAT 1024
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#define SPECIAL_SAFE_MODE 2048
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#define SPECIAL_LOG_QUERIES_NOT_USING_INDEXES 4096 /* Log q not using indexes */
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/* Extern defines */
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#define store_record(A,B) bmove_align((A)->B,(A)->record[0],(size_t) (A)->s->reclength)
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#define restore_record(A,B) bmove_align((A)->record[0],(A)->B,(size_t) (A)->s->reclength)
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#define cmp_record(A,B) memcmp((A)->record[0],(A)->B,(size_t) (A)->s->reclength)
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#define empty_record(A) { \
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restore_record((A),s->default_values); \
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bfill((A)->null_flags,(A)->s->null_bytes,255);\
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}
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/* Defines for use with openfrm, openprt and openfrd */
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#define READ_ALL 1 /* openfrm: Read all parameters */
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#define CHANGE_FRM 2 /* openfrm: open .frm as O_RDWR */
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#define READ_KEYINFO 4 /* L{s nyckeldata fr}n filen */
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#define EXTRA_RECORD 8 /* Reservera plats f|r extra record */
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#define DONT_OPEN_TABLES 8 /* Don't open database-files (frd) */
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#define DONT_OPEN_MASTER_REG 16 /* Don't open first reg-file (prt) */
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#define EXTRA_LONG_RECORD 16 /* Plats f|r dubbel s|k-record */
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#define COMPUTE_TYPES 32 /* Kontrollera type f|r f{ltena */
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#define SEARCH_PRG 64 /* S|k efter registret i 'prg_dev' */
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#define READ_USED_NAMES 128 /* L{s anv{nda formul{rnamn */
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#define DONT_GIVE_ERROR 256 /* Don't do frm_error on openfrm */
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#define READ_SCREENS 1024 /* Read screens, info and helpfile */
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#define DELAYED_OPEN 4096 /* Open table later */
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#define NO_ERR_ON_NEW_FRM 8192 /* stop error sending on new format */
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#define SC_INFO_LENGTH 4 /* Form format constant */
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#define TE_INFO_LENGTH 3
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#define MTYP_NOEMPTY_BIT 128
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#define FRM_VER_TRUE_VARCHAR (FRM_VER+4)
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/*
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Minimum length pattern before Turbo Boyer-Moore is used
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for SELECT "text" LIKE "%pattern%", excluding the two
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wildcards in class Item_func_like.
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*/
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#define MIN_TURBOBM_PATTERN_LEN 3
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/*
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Defines for binary logging.
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Do not decrease the value of BIN_LOG_HEADER_SIZE.
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Do not even increase it before checking code.
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*/
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#define BIN_LOG_HEADER_SIZE 4
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#define FLOATING_POINT_BUFFER 331
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#define DEFAULT_KEY_CACHE_NAME "default"
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/* Include prototypes for unireg */
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#include "mysqld_error.h"
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#include "structs.h" /* All structs we need */
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#endif
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