mirror of
https://github.com/MariaDB/server.git
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35da5e43fb
Fixed compiler warnings (IRIX C compiler and VC++) VC++Files/client/mysqlclient.dsp: Add missing file to project VC++Files/libmysql/libmysql.dsp: Add missing file to project VC++Files/myisam/myisam.dsp: Add missing file to project VC++Files/mysys/mysys.dsp: Add missing file to project heap/hp_test1.c: Fixed wrong call to heap_rkey() heap/hp_test2.c: Fixed wrong call to heap_rkey() include/hash.h: Move not used (internal) struct to hash.c include/my_pthread.h: Made some structs 'const char*' to avoid warnings include/my_sys.h: Moved key cache structs and functions to keycache.h include/myisam.h: Merge key cache structures to one include/mysql.h: Remove STDCALL from internal functions include/sql_common.h: Remove STDCALL from internal functions include/violite.h: Fixed compiler warning isam/_locking.c: Merge key cache structures to one isam/_page.c: Merge key cache structures to one isam/close.c: Merge key cache structures to one isam/extra.c: Merge key cache structures to one isam/isamchk.c: Merge key cache structures to one isam/isamdef.h: Merge key cache structures to one isam/isamlog.c: Merge key cache structures to one isam/panic.c: Merge key cache structures to one isam/test2.c: Merge key cache structures to one isam/test3.c: Merge key cache structures to one libmysql/client_settings.h: Remove STDCALL from internal functions libmysql/libmysql.c: Remove STDCALL from internal functions myisam/ft_boolean_search.c: Fixed compiler warning myisam/ft_dump.c: Fixed compiler warnings (%qx is not portable) myisam/ft_update.c: Fixed compiler warnings myisam/mi_check.c: Merge key cache structures to one myisam/mi_close.c: Merge key cache structures to one myisam/mi_delete_all.c: Merge key cache structures to one myisam/mi_extra.c: Merge key cache structures to one myisam/mi_keycache.c: Merge key cache structures to one myisam/mi_locking.c: Merge key cache structures to one myisam/mi_page.c: Merge key cache structures to one myisam/mi_panic.c: Merge key cache structures to one myisam/mi_preload.c: Merge key cache structures to one myisam/mi_test1.c: Merge key cache structures to one myisam/mi_test2.c: Merge key cache structures to one myisam/mi_test3.c: Merge key cache structures to one myisam/myisamchk.c: Merge key cache structures to one myisam/myisamdef.h: Merge key cache structures to one myisam/myisamlog.c: Merge key cache structures to one Removed not used option myisam/sort.c: Fixed compiler warnings myisam/sp_test.c: Fixed compiler warnings mysql-test/r/case.result: Updated results after fix of correct NULL detection in WHEN mysql-test/r/date_formats.result: Updated results after fixing date handling mysql-test/r/symlink.result: Updated results after adding DEFAULT CHARSET mysql-test/t/case.test: New test mysql-test/t/symlink.test: Updated error numbers mysys/hash.c: Made HASH_LINK struct local mysys/mf_keycache.c: Merge key cache structures to one Fixed key_cache_read() and key_cache_write() to be resize-safe. mysys/mf_keycaches.c: Merge key cache structures to one mysys/thr_mutex.c: Added test if mutex is initalized sql-common/client.c: Remove STDCALL from internal functions sql/derror.cc: Added comment sql/field.cc: Removed not used variables sql/ha_innodb.cc: Fixed compiler warnings (removed not used variables) sql/ha_myisam.cc: Merge key cache structures to one sql/ha_myisammrg.cc: Removed not used variables sql/handler.cc: Merge key cache structures to one sql/handler.h: Merge key cache structures to one sql/item.cc: Fixed compiler warning sql/item_cmpfunc.cc: Remove not used variables sql/item_func.cc: Remove not used variables sql/item_strfunc.cc: Removed not used variables sql/item_sum.cc: Removed not used variables Moved setting of item_thd to fix_fields() sql/item_timefunc.cc: Removed not used variables sql/mysql_priv.h: Merge key cache structures to one sql/mysqld.cc: Merge key cache structures to one init_thread_environment() is not called before mysql_init_variables(). This fixes a case where a mutex was not initialized before it was used sql/opt_sum.cc: Remove not used variables sql/protocol.cc: Don't send errors after ok has been sent sql/protocol_cursor.cc: Remove not used variable Simple optimization sql/repl_failsafe.cc: Remove not used variables sql/set_var.cc: Merge key cache structures to one sql/set_var.h: Merge key cache structures to one sql/sql_acl.cc: Remove not used variables sql/sql_base.cc: Remove not used function sql/sql_db.cc: Remove not used variables sql/sql_handler.cc: Remove not used variables sql/sql_insert.cc: More DBUG statements Simple code cleanup sql/sql_lex.cc: Remove not used variables sql/sql_parse.cc: Remove not used variables sql/sql_prepare.cc: Remove not used variables sql/sql_repl.cc: Remove not used variables sql/sql_select.cc: Remove not used variables sql/sql_show.cc: Remove not used variables sql/sql_table.cc: Merge key cache structures to one Removed not used variables sql/sql_test.cc: Merge key cache structures to one sql/strfunc.cc: Fixed that find_type() returns correct value for partly matched words. (This fixed the error found by date_formats.test) sql/time.cc: Remove not used variables strings/my_strtoll10.c: Fixed compiler warnings
72 lines
2.5 KiB
C
72 lines
2.5 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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/* Remove all rows from a MyISAM table */
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/* This clears the status information and truncates files */
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#include "myisamdef.h"
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int mi_delete_all_rows(MI_INFO *info)
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{
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uint i;
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MYISAM_SHARE *share=info->s;
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MI_STATE_INFO *state=&share->state;
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DBUG_ENTER("mi_delete_all_rows");
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if (share->options & HA_OPTION_READ_ONLY_DATA)
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{
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DBUG_RETURN(my_errno=EACCES);
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}
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if (_mi_readinfo(info,F_WRLCK,1))
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DBUG_RETURN(my_errno);
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if (_mi_mark_file_changed(info))
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goto err;
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info->state->records=info->state->del=state->split=0;
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state->dellink = HA_OFFSET_ERROR;
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state->sortkey= (ushort) ~0;
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info->state->key_file_length=share->base.keystart;
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info->state->data_file_length=0;
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info->state->empty=info->state->key_empty=0;
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state->checksum=0;
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for (i=share->base.max_key_block_length/MI_MIN_KEY_BLOCK_LENGTH ; i-- ; )
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state->key_del[i]= HA_OFFSET_ERROR;
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for (i=0 ; i < share->base.keys ; i++)
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state->key_root[i]= HA_OFFSET_ERROR;
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myisam_log_command(MI_LOG_DELETE_ALL,info,(byte*) 0,0,0);
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/*
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If we are using delayed keys or if the user has done changes to the tables
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since it was locked then there may be key blocks in the key cache
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*/
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flush_key_blocks(share->key_cache, share->kfile, FLUSH_IGNORE_CHANGED);
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if (my_chsize(info->dfile, 0, 0, MYF(MY_WME)) ||
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my_chsize(share->kfile, share->base.keystart, 0, MYF(MY_WME)) )
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goto err;
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VOID(_mi_writeinfo(info,WRITEINFO_UPDATE_KEYFILE));
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allow_break(); /* Allow SIGHUP & SIGINT */
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DBUG_RETURN(0);
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err:
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{
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int save_errno=my_errno;
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VOID(_mi_writeinfo(info,WRITEINFO_UPDATE_KEYFILE));
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info->update|=HA_STATE_WRITTEN; /* Buffer changed */
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allow_break(); /* Allow SIGHUP & SIGINT */
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DBUG_RETURN(my_errno=save_errno);
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}
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} /* mi_delete */
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