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/****
* common.h
*
* Definitions common to all files.
*****/
#ifndef COMMON_H
#define COMMON_H
#undef NDEBUG
#include <iostream>
#include <memory>
#include <climits>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#if __cplusplus < 201703L
#ifdef HAVE_LSP
#include <boost/optional.hpp>
#include <boost/none.hpp>
using boost::optional;
#define nullopt boost::none
using boost::make_optional;
#else
#include "optional.hpp"
#define boost nonstd
using nonstd::optional;
using nonstd::nullopt;
using nonstd::make_optional;
#endif
#else
#include <optional>
using std::optional;
using std::nullopt;
using std::make_optional;
#endif
using std::make_pair;
#if !defined(FOR_SHARED) && \
((defined(HAVE_LIBGL) && defined(HAVE_LIBGLUT) && defined(HAVE_LIBGLM)) || \
defined(HAVE_LIBOSMESA))
#define HAVE_GL
#endif
#if defined(HAVE_LIBREADLINE) || defined(HAVE_LIBEDIT)
#define HAVE_READLINE
#endif
#ifdef HAVE_PTHREAD
#include <pthread.h>
#endif
#include "memory.h"
#if defined(HAVE_LONG_LONG) && defined(LLONG_MAX) && defined(LLONG_MIN)
#define Int_MAX2 LLONG_MAX
#define Int_MIN LLONG_MIN
typedef long long Int;
typedef unsigned long long unsignedInt;
#else
#undef HAVE_LONG_LONG
#ifdef HAVE_LONG
#define Int_MAX2 LONG_MAX
#define Int_MIN LONG_MIN
typedef long Int;
typedef unsigned long unsignedInt;
#else
#define Int_MAX2 INT_MAX
#define Int_MIN INT_MIN
typedef int Int;
typedef unsigned int unsignedInt;
#endif
#endif
#ifndef COMPACT
#if Int_MAX2 >= 0x7fffffffffffffffLL
#define COMPACT 1
#else
#define COMPACT 0
#endif
#endif
#if COMPACT
// Reserve highest two values for DefaultValue and Undefined states.
#define Int_MAX (Int_MAX2-2)
#define int_MAX (LONG_MAX-2)
#else
#define Int_MAX Int_MAX2
#define int_MAX LONG_MAX
#endif
#define int_MIN LONG_MIN
#ifndef RANDOM_MAX
#define RANDOM_MAX 0x7FFFFFFF
#endif
using std::cout;
using std::cin;
using std::cerr;
using std::endl;
using std::istream;
using std::ostream;
using mem::string;
using mem::stringstream;
using mem::istringstream;
using mem::ostringstream;
using mem::stringbuf;
using std::shared_ptr;
using std::unique_ptr;
using std::make_shared;
static const struct ws_t {} ws={};
// Portable way of skipping whitespace
inline std::istream &operator >> (std::istream & s, const ws_t &ws) {
if(!s.eof())
s >> std::ws;
return s;
}
#endif
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