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/*********************************
comments to Doxygen /** style like this:
/*****************************//**
This conversion was performed by the following command:
perl -i -e 'while(<ARGV>){if (m|^/\*{30}\**$|) {
s|\*{4}$|//**| if ++$com>1; $_ .= "\@file $ARGV\n" if $com==2}
print; if(eof){$.=0;undef $com}}' */*[ch] include/univ.i
45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/*****************************************************************************
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Copyright (c) 1996, 2009, Innobase Oy. All Rights Reserved.
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA
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*****************************************************************************/
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/**************************************************//**
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@file include/lock0types.h
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The transaction lock system global types
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Created 5/7/1996 Heikki Tuuri
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*******************************************************/
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#ifndef lock0types_h
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#define lock0types_h
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#define lock_t ib_lock_t
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typedef struct lock_struct lock_t;
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typedef struct lock_sys_struct lock_sys_t;
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/* Basic lock modes */
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enum lock_mode {
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LOCK_IS = 0, /* intention shared */
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LOCK_IX, /* intention exclusive */
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LOCK_S, /* shared */
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LOCK_X, /* exclusive */
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LOCK_AUTO_INC, /* locks the auto-inc counter of a table
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in an exclusive mode */
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LOCK_NONE, /* this is used elsewhere to note consistent read */
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LOCK_NUM = LOCK_NONE/* number of lock modes */
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};
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#endif
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