blitz.h

A C++ class library for scientific computing

// -*- C++ -*-
/***************************************************************************
 * blitz/blitz.h      Includes all the important header files
 *
 * $Id: blitz.h,v 1.14 2005/05/18 23:35:55 julianc Exp $
 *
 * Copyright (C) 1997-2001 Todd Veldhuizen <[e-mail]>
 *
 * 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.
 * 
 * Suggestions:          [e-mail]
 * Bugs:                 [e-mail]    
 *
 * For more information, please see the Blitz++ Home Page:
 *    http://oonumerics.org/blitz/
 *
 ***************************************************************************/

#ifndef BZ_BLITZ_H
#define BZ_BLITZ_H

/*
 * These symbols allow use of the IEEE and System V math libraries
 * (libm.a and libmsaa.a) on some platforms.
 */

#ifdef BZ_ENABLE_XOPEN_SOURCE
 #ifndef _ALL_SOURCE
  #define _ALL_SOURCE
 #endif
 #ifndef _XOPEN_SOURCE
  #define _XOPEN_SOURCE
 #endif
 #ifndef _XOPEN_SOURCE_EXTENDED
  #define _XOPEN_SOURCE_EXTENDED 1
 #endif
#endif

#include <blitz/compiler.h>          // Compiler-specific directives
#include <blitz/tuning.h>            // Performance tuning
#include <blitz/tau.h>               // Profiling

#include <string>
#include <stdio.h>                   // sprintf, etc.

#ifdef BZ_HAVE_STD
  #include <iostream>
  #include <iomanip>
#else
  #include <iostream.h>
  #include <iomanip.h>
#endif

#ifdef BZ_MATH_FN_IN_NAMESPACE_STD 
  #include <cmath>
#else
  #include <math.h>
#endif

#ifdef BZ_HAVE_COMPLEX
  #include <complex>
#endif

#define BZ_THROW                     // Needed in <blitz/numinquire.h>

BZ_NAMESPACE(blitz)

#ifdef BZ_HAVE_STD
 BZ_USING_NAMESPACE(std)
#endif

#ifdef BZ_GENERATE_GLOBAL_INSTANCES
 #define _bz_global
 #define BZ_GLOBAL_INIT(X)   =X
#else
 #define _bz_global extern
 #define BZ_GLOBAL_INIT(X) 
#endif

BZ_NAMESPACE_END

/*
 * Thread safety issues.
 * Compiling with -pthread under gcc, or -mt under solaris,
 * should automatically turn on BZ_THREADSAFE.
 */
#ifdef _REENTRANT
 #ifndef BZ_THREADSAFE
  #define BZ_THREADSAFE
 #endif
#endif

/*
 * Which mutex implementation should be used for synchronizing
 * reference counts.   Currently only one option -- pthreads.
 */
#ifdef BZ_THREADSAFE
#define BZ_THREADSAFE_USE_PTHREADS
#endif

#ifdef BZ_THREADSAFE_USE_PTHREADS
 #include <pthread.h>

 #define BZ_MUTEX_DECLARE(name)   mutable pthread_mutex_t name;
 #define BZ_MUTEX_INIT(name)      pthread_mutex_init(&name,NULL);
 #define BZ_MUTEX_LOCK(name)      pthread_mutex_lock(&name);
 #define BZ_MUTEX_UNLOCK(name)    pthread_mutex_unlock(&name);
 #define BZ_MUTEX_DESTROY(name)   pthread_mutex_destroy(&name);
#else
 #define BZ_MUTEX_DECLARE(name)
 #define BZ_MUTEX_INIT(name)
 #define BZ_MUTEX_LOCK(name)
 #define BZ_MUTEX_UNLOCK(name)
 #define BZ_MUTEX_DESTROY(name)
#endif

#include <blitz/bzdebug.h>           // Debugging macros

#endif // BZ_BLITZ_H