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78cf07c8ea
Fixed bug in REPLACE with BDB tables Prepare for write lock on read for BDB Inform the handler when we want to use IGNORE / REPLACE New manual pages Docs/manual.texi: Updates for BDB tables and new changes client/mysql.cc: Cleanup configure.in: Added sys/ioctl.h heap/hp_rkey.c: Fixed bug when reading next on not unique key include/my_base.h: Added new extra options man/mysql.1: Added example mysys/my_write.c: Safety fix scripts/mysqlaccess.sh: Removed debug output scripts/safe_mysqld.sh: Added --open-files-limit sql-bench/Results/ATIS-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/RUN-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/alter-table-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/big-tables-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/connect-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/create-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/insert-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/select-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/Results/wisconsin-mysql-Linux_2.2.14_my_SMP_i686: Updated to new benchmark sql-bench/bench-init.pl.sh: Updated to new benchmark sql-bench/server-cfg.sh: Fixes for HEAP tables sql-bench/test-ATIS.sh: Fix for heap tables sql-bench/test-insert.sh: Added some ORDER BY benchmarks to test more things sql/ha_berkeley.cc: Fix a bug in REPLACE sql/ha_berkeley.h: Fix to handle lock_on_read sql/mysql_priv.h: Prepare for internal subtransactions in BDB sql/mysqld.cc: Added -O open_files_limit=# sql/sql_insert.cc: Inform the handler when we want to use IGNORE / REPLACE sql/sql_load.cc: Inform the handler when we want to use IGNORE / REPLACE sql/sql_parse.cc: Cleanup sql/sql_show.cc: Cleanup sql/sql_table.cc: Inform the handler when we want to use IGNORE / REPLACE sql/sql_update.cc: Inform the handler when we want to use IGNORE / REPLACE support-files/binary-configure.sh: Better message
78 lines
2.5 KiB
C
78 lines
2.5 KiB
C
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA */
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#include "mysys_priv.h"
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#include "mysys_err.h"
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#include <errno.h>
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/* Write a chunk of bytes to a file */
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uint my_write(int Filedes, const byte *Buffer, uint Count, myf MyFlags)
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{
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uint writenbytes,errors;
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ulong written;
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DBUG_ENTER("my_write");
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DBUG_PRINT("my",("Fd: %d Buffer: %lx Count: %d MyFlags: %d",
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Filedes, Buffer, Count, MyFlags));
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errors=0; written=0L;
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for (;;)
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{
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if ((writenbytes = (uint) write(Filedes, Buffer, Count)) == Count)
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break;
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if ((int) writenbytes != -1)
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{ /* Safeguard */
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written+=writenbytes;
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Buffer+=writenbytes;
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Count-=writenbytes;
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}
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my_errno=errno;
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DBUG_PRINT("error",("Write only %d bytes",writenbytes));
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#ifndef NO_BACKGROUND
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#ifdef THREAD
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if (my_thread_var->abort)
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MyFlags&= ~ MY_WAIT_IF_FULL; /* End if aborted by user */
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#endif
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if (my_errno == ENOSPC && (MyFlags & MY_WAIT_IF_FULL) &&
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(uint) writenbytes != (uint) -1)
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{
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if (!(errors++ % MY_WAIT_GIVE_USER_A_MESSAGE))
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my_error(EE_DISK_FULL,MYF(ME_BELL | ME_NOREFRESH),
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my_filename(Filedes));
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VOID(sleep(MY_WAIT_FOR_USER_TO_FIX_PANIC));
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continue;
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}
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if ((writenbytes == 0 && my_errno == EINTR) ||
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(writenbytes > 0 && (uint) writenbytes != (uint) -1))
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continue; /* Retry */
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#endif
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if (MyFlags & (MY_NABP | MY_FNABP))
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{
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if (MyFlags & (MY_WME | MY_FAE | MY_FNABP))
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{
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my_error(EE_WRITE, MYF(ME_BELL+ME_WAITTANG),
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my_filename(Filedes),my_errno);
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}
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DBUG_RETURN(MY_FILE_ERROR); /* Error on read */
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}
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else
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break; /* Return bytes written */
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}
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if (MyFlags & (MY_NABP | MY_FNABP))
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DBUG_RETURN(0); /* Want only errors */
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DBUG_RETURN(writenbytes+written);
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} /* my_write */
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