gadget.h

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#ifndef gadget_h
#define gadget_h
 
/* A list of the standard header files that are needed for Gadget */
/* Older compilers need these to be declared in the old format    */
#include <cassert>
#include <cctype>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <fstream>
#include <sstream>
#include <iomanip>
#include <cmath>
#include <ctime>
#include <vector>
#include <signal.h>
#include <unistd.h>
#ifdef NOT_WINDOWS
#include <sys/utsname.h>
#endif
#include <sys/param.h>
 
/* This is a nasty hack to use the functions in the std namespace */
/* it would be much better to explicitly state the std namespace  */
/* when using the functions - eg std::strcmp() not just strcmp()  */
/* Older compilers will reject this so it needs to be removed     */
using namespace std;
 
/* Some compilers define the values for EXIT_SUCCESS and EXIT_FAILURE */
/* but to be sure that they are defined, they are also included here. */
#ifndef EXIT_SUCCESS
#define EXIT_SUCCESS 0
#endif
#ifndef EXIT_FAILURE
#define EXIT_FAILURE 1
#endif
 
/* Also defined are some of the constants used by Gadget */
const int MaxStrLength = 1025;                 /* 128 + 1 */
const int LongString = 16385;                  /* 16Kb + 1 */
const double verybig = 1e+10;
const double rathersmall = 1e-10;
/* machine accuracy for doubles is apparently 2.2204460492503131e-16 */
//const double verysmall = 4.4408921e-16;  /* twice machine accuracy */
const double verysmall = 1e-20;
const char chrComment = ';';
const char sep = ' ';
 
#ifndef TAB
#define TAB '\t'
#endif
 
/* Also defined are some of the printer constants used by Gadget */
const int lowprecision = 1;
const int smallprecision = 4;
const int printprecision = 6;
const int largeprecision = 8;
const int fullprecision = 15;
const int lowwidth = 4;
const int smallwidth = 8;
const int printwidth = 10;
const int largewidth = 12;
const int fullwidth = 18;
 
#endif