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#ifndef DEFS_HH
#define DEFS_HH
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <algorithm>
#include <cassert>
#include <iostream>
#include <list>
#include <set>
#include <stack>
#include <vector>
#include "cctk.h"
using namespace std;
// A compile time pseudo assert statement
#define static_assert(_x) do { typedef int ai[(_x) ? 1 : -1]; } while(0)
// Define the restrict qualifier
#ifdef CCTK_CXX_RESTRICT
# define restrict CCTK_CXX_RESTRICT
#endif
// Use this macro AT instead of vector's operator[] or at().
// Depending on the macro NDEBUG, this macro AT either checks for
// valid indices or not.
#ifndef NDEBUG
# define AT(index) at(index)
#else
# define AT(index) operator[](index)
#endif
// Begin a new line without flushing the output buffer
char const * const eol = "\n";
// Number of dimensions
const int dim = 3;
// Some shortcuts for type names
template<typename T, int D> class bbox;
template<typename T, int D> class bboxset;
template<typename T, int D> class vect;
typedef vect<bool,dim> bvect;
typedef vect<int,dim> ivect;
typedef bbox<int,dim> ibbox;
typedef bboxset<int,dim> ibset;
typedef vect<vect<bool,2>,dim> bbvect;
typedef vect<vect<int,2>,dim> iivect;
typedef vect<vect<bool,dim>,2> b2vect;
typedef vect<vect<int,dim>,2> i2vect;
// A general type
enum centering { error_centered, vertex_centered, cell_centered };
// Useful helper
template<class T>
inline T square (const T& x) { return x*x; }
// Another useful helper
template<class T>
T ipow (T x, int y);
// Input streams
struct input_error { };
void skipws (istream& is);
void expect (istream& is, char c);
void consume (istream& is, char c);
void consume (istream& is, char const * c);
// Names for types
#ifdef HAVE_CCTK_INT1
inline const char * typestring (const CCTK_INT1& dummy)
{ return "CCTK_INT1"; }
#endif
#ifdef HAVE_CCTK_INT2
inline const char * typestring (const CCTK_INT2& dummy)
{ return "CCTK_INT2"; }
#endif
#ifdef HAVE_CCTK_INT4
inline const char * typestring (const CCTK_INT4& dummy)
{ return "CCTK_INT4"; }
#endif
#ifdef HAVE_CCTK_INT8
inline const char * typestring (const CCTK_INT8& dummy)
{ return "CCTK_INT8"; }
#endif
#ifdef HAVE_CCTK_REAL4
inline const char * typestring (const CCTK_REAL4& dummy)
{ return "CCTK_REAL4"; }
#endif
#ifdef HAVE_CCTK_REAL8
inline const char * typestring (const CCTK_REAL8& dummy)
{ return "CCTK_REAL8"; }
#endif
#ifdef HAVE_CCTK_REAL16
inline const char * typestring (const CCTK_REAL16& dummy)
{ return "CCTK_REAL16"; }
#endif
#ifdef HAVE_CCTK_REAL4
inline const char * typestring (const CCTK_COMPLEX8& dummy)
{ return "CCTK_COMPLEX8"; }
#endif
#ifdef HAVE_CCTK_REAL8
inline const char * typestring (const CCTK_COMPLEX16& dummy)
{ return "CCTK_COMPLEX16"; }
#endif
#ifdef HAVE_CCTK_REAL16
inline const char * typestring (const CCTK_COMPLEX32& dummy)
{ return "CCTK_COMPLEX32"; }
#endif
// Container input
template<class T> istream& input (istream& is, vector<T>& v);
template<class T>
inline istream& operator>> (istream& is, vector<T>& v) {
return input(is,v);
}
// Container output
template<class T> ostream& output (ostream& os, const list<T>& l);
template<class T> ostream& output (ostream& os, const set<T>& s);
template<class T> ostream& output (ostream& os, const stack<T>& s);
template<class T> ostream& output (ostream& os, const vector<T>& v);
template<class T>
inline ostream& operator<< (ostream& os, const list<T>& l) {
return output(os,l);
}
template<class T>
inline ostream& operator<< (ostream& os, const set<T>& s) {
return output(os,s);
}
template<class T>
inline ostream& operator<< (ostream& os, const stack<T>& s) {
return output(os,s);
}
template<class T>
inline ostream& operator<< (ostream& os, const vector<T>& v) {
return output(os,v);
}
#endif // DEFS_HH
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