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mongodb/util/debug_util.h

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// debug_util.h
/**
* Copyright (C) 2008 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
namespace mongo {
// for debugging
typedef struct _Ints {
int i[100];
} *Ints;
typedef struct _Chars {
char c[200];
} *Chars;
typedef char CHARS[400];
typedef struct _OWS {
int size;
char type;
char string[400];
} *OWS;
// for now, running on win32 means development not production --
// use this to log things just there.
#if defined(_WIN32)
#define WIN if( 1 )
#else
#define WIN if( 0 )
#endif
#if defined(_DEBUG)
#define DEV if( 1 )
#else
#define DEV if( 0 )
#endif
#define DEBUGGING if( 0 )
// The following declare one unique counter per enclosing function.
// NOTE The implementation double-increments on a match, but we don't really care.
#define SOMETIMES( occasion, howOften ) for( static unsigned occasion = 0; ++occasion % howOften == 0; )
#define OCCASIONALLY SOMETIMES( occasionally, 16 )
#define RARELY SOMETIMES( rarely, 128 )
#define ONCE for( static bool undone = true; undone; undone = false )
#if defined(_WIN32)
#define strcasecmp _stricmp
#endif
} // namespace mongo