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Diffstat (limited to 'sql/unireg.h')
| -rw-r--r-- | sql/unireg.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/sql/unireg.h b/sql/unireg.h new file mode 100644 index 00000000000..a0890473de8 --- /dev/null +++ b/sql/unireg.h @@ -0,0 +1,136 @@ +/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + + +/* Extra functions used by unireg library */ + +#ifndef _unireg_h + +#ifndef NO_ALARM_LOOP +#define NO_ALARM_LOOP /* lib5 and popen can't use alarm */ +#endif + +/* These paths are converted to other systems (WIN95) before use */ + +#define LANGUAGE "english/" +#define ERRMSG_FILE "errmsg.sys" +#define TEMP_PREFIX "MY" +#define PROGDIR "bin/" +#ifndef DATADIR +#define DATADIR "data/" +#endif +#ifndef SHAREDIR +#define SHAREDIR "share/" +#endif + +#define ER(X) errmesg[(X)-1000] + +#define ERRMAPP 1 /* Errormap f|r my_error */ +#define LIBLEN FN_REFLEN-FN_LEN /* Max l{ngd p} dev */ +#define MAX_FIELD_NAME 34 /* Max colum name length +2 */ +#define MAX_KEY 32 /* Max used keys */ +#define MAX_REF_PARTS 16 /* Max parts used as ref */ +#define MAX_KEY_LENGTH 500 /* max possible key */ +#if SIZEOF_OFF_T > 4 +#define MAX_REFLENGTH 8 /* Max length for record ref */ +#else +#define MAX_REFLENGTH 4 /* Max length for record ref */ +#endif + +#define MAX_FIELD_WIDTH 256 /* Max column width +1 */ +#define MAX_TABLES (sizeof(table_map)*8-1) /* Max tables in join */ +#define RAND_TABLE_BIT (((table_map) 1) << (sizeof(table_map)*8-1)) +#define MAX_FIELDS 4096 /* Limit in the .frm file */ + +#define MAX_SORT_MEMORY (2048*1024-MALLOC_OVERHEAD) +#define MIN_SORT_MEMORY (32*1024-MALLOC_OVERHEAD) +#define EXTRA_RECORDS 10 /* Extra records in sort */ +#define SCROLL_EXTRA 5 /* Extra scroll-rows. */ +#define FIELD_NAME_USED ((uint) 32768) /* Bit set if fieldname used */ +#define FORM_NAME_USED ((uint) 16384) /* Bit set if formname used */ +#define FIELD_NR_MASK 16383 /* To get fieldnumber */ +#define FERR -1 /* Error from my_functions */ +#define CREATE_MODE 0 /* Default mode on new files */ +#define NAMES_SEP_CHAR '\377' /* Char to sep. names */ +#ifdef MSDOS +#define EXTRA_FIELD_CHAR (char) '\234' /* Interchangebly with '#' */ +#else +#define EXTRA_FIELD_CHAR '#' /* Interchangebly with '#' */ +#endif + +#define READ_RECORD_BUFFER (uint) (IO_SIZE*8) /* Pointer_buffer_size */ +#define DISK_BUFFER_SIZE (uint) (IO_SIZE*16) /* Size of diskbuffer */ +#define POSTFIX_ERROR DBL_MAX + +#define ME_INFO (ME_HOLDTANG+ME_OLDWIN+ME_NOREFRESH) +#define ME_ERROR (ME_BELL+ME_OLDWIN+ME_NOREFRESH) +#define MYF_RW MYF(MY_WME+MY_NABP) /* Vid my_read & my_write */ + +#define SPECIAL_USE_LOCKS 1 /* Lock used databases */ +#define SPECIAL_NO_NEW_FUNC 2 /* Skipp new functions */ +#define SPECIAL_NEW_FUNC 4 /* New nonstandard functions */ +#define SPECIAL_WAIT_IF_LOCKED 8 /* Wait if locked database */ +#define SPECIAL_SAME_DB_NAME 16 /* form name = file name */ +#define SPECIAL_ENGLISH 32 /* English error messages */ +#define SPECIAL_NO_RESOLVE 64 /* Don't use gethostname */ +#define SPECIAL_NO_PRIOR 128 /* Don't prioritize threads */ +#define SPECIAL_BIG_SELECTS 256 /* Don't use heap tables */ +#define SPECIAL_NO_HOST_CACHE 512 /* Don't cache hosts */ +#define SPECIAL_LONG_LOG_FORMAT 1024 +#define SPECIAL_SAFE_MODE 2048 +#define SPECIAL_SKIP_SHOW_DB 4096 /* Don't allow 'show db' */ + + /* Extern defines */ +#define store_record(A,B) bmove_allign((A)->record[B],(A)->record[0],(size_t) (A)->reclength) +#define restore_record(A,B) bmove_allign((A)->record[0],(A)->record[B],(size_t) (A)->reclength) +#define cmp_record(A,B) memcmp((A)->record[0],(A)->record[B],(size_t) (A)->reclength) +#define empty_record(A) { \ +bmove_allign((A)->record[0],(A)->record[2],(size_t) (A)->reclength); \ +bfill((A)->null_flags,(A)->null_bytes,255);\ +} + +#if MAX_REFLENGTH == 4 +#define TEST_IF_LASTREF(A,B) ((long) *((int32*) (A)) == -1L) +#else +#define TEST_IF_LASTREF(A,B) (bcmp(A,last_ref,B) == 0) +#endif + + /* Defines for use with openfrm, openprt and openfrd */ + +#define READ_ALL 1 /* openfrm: Read all parameters */ +#define CHANGE_FRM 2 /* openfrm: open .frm as O_RDWR */ +#define READ_KEYINFO 4 /* L{s nyckeldata fr}n filen */ +#define EXTRA_RECORD 8 /* Reservera plats f|r extra record */ +#define DONT_OPEN_TABLES 8 /* Don't open database-files (frd) */ +#define DONT_OPEN_MASTER_REG 16 /* Don't open first reg-file (prt) */ +#define EXTRA_LONG_RECORD 16 /* Plats f|r dubbel s|k-record */ +#define COMPUTE_TYPES 32 /* Kontrollera type f|r f{ltena */ +#define SEARCH_PRG 64 /* S|k efter registret i 'prg_dev' */ +#define READ_USED_NAMES 128 /* L{s anv{nda formul{rnamn */ +#define DONT_GIVE_ERROR 256 /* Don't do frm_error on openfrm */ +#define READ_SCREENS 1024 /* Read screens, info and helpfile */ +#define DELAYED_OPEN 4096 /* Open table later */ + +#define SC_INFO_LENGTH 4 /* Form format constant */ +#define TE_INFO_LENGTH 3 +#define MTYP_NOEMPTY_BIT 128 + + /* Include prototypes for unireg */ + +#include "mysqld_error.h" +#include "structs.h" /* All structs we need */ + +#endif |