X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fex.h;h=8512a4c7157e7ee26e5179557ac745e0326cc47b;hp=336bb14f1c1c51640988515e3c7a647d90b9ffdf;hb=24064b43ff0aebda40b1b4605fa6abc2920b4518;hpb=d7c5ca75b0fc9e58a8676681e3801869e47ad911

diff --git a/ginac/ex.h b/ginac/ex.h
index 336bb14f..8512a4c7 100644
--- a/ginac/ex.h
+++ b/ginac/ex.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's light-weight expression handles. */
 
 /*
- *  GiNaC Copyright (C) 1999-2007 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2015 Johannes Gutenberg University Mainz, Germany
  *
  *  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
@@ -20,19 +20,23 @@
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#ifndef __GINAC_EX_H__
-#define __GINAC_EX_H__
+#ifndef GINAC_EX_H
+#define GINAC_EX_H
 
+#include "basic.h"
+#include "ptr.h"
+
+#include <functional>
 #include <iosfwd>
 #include <iterator>
-#include <functional>
 #include <stack>
 
-#include "basic.h"
-#include "ptr.h"
-
 namespace GiNaC {
-
+#ifdef _MSC_VER
+  // MSVC produces a different symbol for _ex0 when it is declared inside   
+  // ex::is_zero() than when it is declared at top level as follows
+  extern const ex _ex0;
+#endif
 
 /** Helper class to initialize the library.  There must be one static object
  *  of this class in every object file that makes use of our flyweights in
@@ -43,6 +47,7 @@ namespace GiNaC {
  *
  *  @see utils.cpp */
 class library_init {
+	static void init_unarchivers();
 public:
 	library_init();
 	~library_init();
@@ -72,7 +77,7 @@ class ex {
 	
 	// default constructor, copy constructor and assignment operator
 public:
-	ex() throw();
+	ex() noexcept;
 
 	// other constructors
 public:
@@ -93,7 +98,7 @@ public:
 	// non-virtual functions in this class
 public:
 	/** Efficiently swap the contents of two expressions. */
-	void swap(ex & other) throw()
+	void swap(ex & other) noexcept
 	{
 		GINAC_ASSERT(bp->flags & status_flags::dynallocated);
 		GINAC_ASSERT(other.bp->flags & status_flags::dynallocated);
@@ -101,12 +106,12 @@ public:
 	}
 
 	// iterators
-	const_iterator begin() const throw();
-	const_iterator end() const throw();
+	const_iterator begin() const noexcept;
+	const_iterator end() const noexcept;
 	const_preorder_iterator preorder_begin() const;
-	const_preorder_iterator preorder_end() const throw();
+	const_preorder_iterator preorder_end() const noexcept;
 	const_postorder_iterator postorder_begin() const;
-	const_postorder_iterator postorder_end() const throw();
+	const_postorder_iterator postorder_end() const noexcept;
 
 	// evaluation
 	ex eval(int level = 0) const { return bp->eval(level); }
@@ -141,9 +146,9 @@ public:
 
 	// pattern matching
 	bool has(const ex & pattern, unsigned options = 0) const { return bp->has(pattern, options); }
-	bool find(const ex & pattern, lst & found) const;
+	bool find(const ex & pattern, exset& found) const;
 	bool match(const ex & pattern) const;
-	bool match(const ex & pattern, lst & repl_lst) const { return bp->match(pattern, repl_lst); }
+	bool match(const ex & pattern, exmap & repls) const { return bp->match(pattern, repls); }
 
 	// substitutions
 	ex subs(const exmap & m, unsigned options = 0) const;
@@ -204,7 +209,12 @@ public:
 	// comparison
 	int compare(const ex & other) const;
 	bool is_equal(const ex & other) const;
-	bool is_zero() const { extern const ex _ex0; return is_equal(_ex0); }
+	bool is_zero() const { 
+#ifndef _MSC_VER
+	  extern const ex _ex0;
+#endif
+	  return is_equal(_ex0); 
+	}
 	bool is_zero_matrix() const;
 	
 	// symmetry
@@ -217,7 +227,7 @@ public:
 
 	// noncommutativity
 	unsigned return_type() const { return bp->return_type(); }
-	tinfo_t return_type_tinfo() const { return bp->return_type_tinfo(); }
+	return_type_t return_type_tinfo() const { return bp->return_type_tinfo(); }
 
 	unsigned gethash() const { return bp->gethash(); }
 
@@ -246,7 +256,7 @@ private:
 extern const basic *_num0_bp;
 
 inline
-ex::ex() throw() : bp(*const_cast<basic *>(_num0_bp))
+ex::ex() noexcept : bp(*const_cast<basic *>(_num0_bp))
 {
 	GINAC_ASSERT(bp->flags & status_flags::dynallocated);
 }
@@ -348,10 +358,10 @@ class const_iterator : public std::iterator<std::random_access_iterator_tag, ex,
 	friend class const_postorder_iterator;
 
 public:
-	const_iterator() throw() {}
+	const_iterator() noexcept {}
 
 private:
-	const_iterator(const ex &e_, size_t i_) throw() : e(e_), i(i_) {}
+	const_iterator(const ex &e_, size_t i_) noexcept : e(e_), i(i_) {}
 
 public:
 	// This should return an ex&, but that would be a reference to a
@@ -363,9 +373,9 @@ public:
 
 	// This should return an ex*, but that would be a pointer to a
 	// temporary value
-	std::auto_ptr<ex> operator->() const
+	std::unique_ptr<ex> operator->() const
 	{
-		return std::auto_ptr<ex>(new ex(operator*()));
+		return std::unique_ptr<ex>(new ex(operator*()));
 	}
 
 	ex operator[](difference_type n) const
@@ -373,90 +383,90 @@ public:
 		return e.op(i + n);
 	}
 
-	const_iterator &operator++() throw()
+	const_iterator &operator++() noexcept
 	{
 		++i;
 		return *this;
 	}
 
-	const_iterator operator++(int) throw()
+	const_iterator operator++(int) noexcept
 	{
 		const_iterator tmp = *this;
 		++i;
 		return tmp;
 	}
 
-	const_iterator &operator+=(difference_type n) throw()
+	const_iterator &operator+=(difference_type n) noexcept
 	{
 		i += n;
 		return *this;
 	}
 
-	const_iterator operator+(difference_type n) const throw()
+	const_iterator operator+(difference_type n) const noexcept
 	{
 		return const_iterator(e, i + n);
 	}
 
-	inline friend const_iterator operator+(difference_type n, const const_iterator &it) throw()
+	inline friend const_iterator operator+(difference_type n, const const_iterator &it) noexcept
 	{
 		return const_iterator(it.e, it.i + n);
 	}
 
-	const_iterator &operator--() throw()
+	const_iterator &operator--() noexcept
 	{
 		--i;
 		return *this;
 	}
 
-	const_iterator operator--(int) throw()
+	const_iterator operator--(int) noexcept
 	{
 		const_iterator tmp = *this;
 		--i;
 		return tmp;
 	}
 
-	const_iterator &operator-=(difference_type n) throw()
+	const_iterator &operator-=(difference_type n) noexcept
 	{
 		i -= n;
 		return *this;
 	}
 
-	const_iterator operator-(difference_type n) const throw()
+	const_iterator operator-(difference_type n) const noexcept
 	{
 		return const_iterator(e, i - n);
 	}
 
-	inline friend difference_type operator-(const const_iterator &lhs, const const_iterator &rhs) throw()
+	inline friend difference_type operator-(const const_iterator &lhs, const const_iterator &rhs) noexcept
 	{
 		return lhs.i - rhs.i;
 	}
 
-	bool operator==(const const_iterator &other) const throw()
+	bool operator==(const const_iterator &other) const noexcept
 	{
 		return are_ex_trivially_equal(e, other.e) && i == other.i;
 	}
 
-	bool operator!=(const const_iterator &other) const throw()
+	bool operator!=(const const_iterator &other) const noexcept
 	{
 		return !(*this == other);
 	}
 
-	bool operator<(const const_iterator &other) const throw()
+	bool operator<(const const_iterator &other) const noexcept
 	{
 		return i < other.i;
 	}
 
-	bool operator>(const const_iterator &other) const throw()
+	bool operator>(const const_iterator &other) const noexcept
 	{
 		return other < *this;
 	}
 
-	bool operator<=(const const_iterator &other) const throw()
+	bool operator<=(const const_iterator &other) const noexcept
 	{
 		return !(other < *this);
 	}
 
-	bool operator>=(const const_iterator &other) const throw()
+	bool operator>=(const const_iterator &other) const noexcept
 	{
 		return !(*this < other);
 	}
@@ -471,12 +481,12 @@ namespace internal {
 struct _iter_rep {
 	_iter_rep(const ex &e_, size_t i_, size_t i_end_) : e(e_), i(i_), i_end(i_end_) {}
 
-	bool operator==(const _iter_rep &other) const throw()
+	bool operator==(const _iter_rep &other) const noexcept
 	{
 		return are_ex_trivially_equal(e, other.e) && i == other.i;
 	}
 
-	bool operator!=(const _iter_rep &other) const throw()
+	bool operator!=(const _iter_rep &other) const noexcept
 	{
 		return !(*this == other);
 	}
@@ -490,7 +500,7 @@ struct _iter_rep {
 
 class const_preorder_iterator : public std::iterator<std::forward_iterator_tag, ex, ptrdiff_t, const ex *, const ex &> {
 public:
-	const_preorder_iterator() throw() {}
+	const_preorder_iterator() noexcept {}
 
 	const_preorder_iterator(const ex &e, size_t n)
 	{
@@ -521,18 +531,18 @@ public:
 		return tmp;
 	}
 
-	bool operator==(const const_preorder_iterator &other) const throw()
+	bool operator==(const const_preorder_iterator &other) const noexcept
 	{
 		return s == other.s;
 	}
 
-	bool operator!=(const const_preorder_iterator &other) const throw()
+	bool operator!=(const const_preorder_iterator &other) const noexcept
 	{
 		return !(*this == other);
 	}
 
 private:
-	std::stack<internal::_iter_rep, std::vector<internal::_iter_rep> > s;
+	std::stack<internal::_iter_rep, std::vector<internal::_iter_rep>> s;
 
 	void increment()
 	{
@@ -554,7 +564,7 @@ private:
 
 class const_postorder_iterator : public std::iterator<std::forward_iterator_tag, ex, ptrdiff_t, const ex *, const ex &> {
 public:
-	const_postorder_iterator() throw() {}
+	const_postorder_iterator() noexcept {}
 
 	const_postorder_iterator(const ex &e, size_t n)
 	{
@@ -586,18 +596,18 @@ public:
 		return tmp;
 	}
 
-	bool operator==(const const_postorder_iterator &other) const throw()
+	bool operator==(const const_postorder_iterator &other) const noexcept
 	{
 		return s == other.s;
 	}
 
-	bool operator!=(const const_postorder_iterator &other) const throw()
+	bool operator!=(const const_postorder_iterator &other) const noexcept
 	{
 		return !(*this == other);
 	}
 
 private:
-	std::stack<internal::_iter_rep, std::vector<internal::_iter_rep> > s;
+	std::stack<internal::_iter_rep, std::vector<internal::_iter_rep>> s;
 
 	void descend()
 	{
@@ -619,12 +629,12 @@ private:
 	}
 };
 
-inline const_iterator ex::begin() const throw()
+inline const_iterator ex::begin() const noexcept
 {
 	return const_iterator(*this, 0);
 }
 
-inline const_iterator ex::end() const throw()
+inline const_iterator ex::end() const noexcept
 {
 	return const_iterator(*this, nops());
 }
@@ -634,7 +644,7 @@ inline const_preorder_iterator ex::preorder_begin() const
 	return const_preorder_iterator(*this, nops());
 }
 
-inline const_preorder_iterator ex::preorder_end() const throw()
+inline const_preorder_iterator ex::preorder_end() const noexcept
 {
 	return const_preorder_iterator();
 }
@@ -644,7 +654,7 @@ inline const_postorder_iterator ex::postorder_begin() const
 	return const_postorder_iterator(*this, nops());
 }
 
-inline const_postorder_iterator ex::postorder_end() const throw()
+inline const_postorder_iterator ex::postorder_end() const noexcept
 {
 	return const_postorder_iterator();
 }
@@ -702,7 +712,7 @@ inline ex imag_part(const ex & thisex)
 inline bool has(const ex & thisex, const ex & pattern, unsigned options = 0)
 { return thisex.has(pattern, options); }
 
-inline bool find(const ex & thisex, const ex & pattern, lst & found)
+inline bool find(const ex & thisex, const ex & pattern, exset& found)
 { return thisex.find(pattern, found); }
 
 inline bool is_polynomial(const ex & thisex, const ex & vars)
@@ -762,7 +772,7 @@ inline ex diff(const ex & thisex, const symbol & s, unsigned nth = 1)
 inline ex series(const ex & thisex, const ex & r, int order, unsigned options = 0)
 { return thisex.series(r, order, options); }
 
-inline bool match(const ex & thisex, const ex & pattern, lst & repl_lst)
+inline bool match(const ex & thisex, const ex & pattern, exmap& repl_lst)
 { return thisex.match(pattern, repl_lst); }
 
 inline ex simplify_indexed(const ex & thisex, unsigned options = 0)
@@ -975,4 +985,4 @@ inline void iter_swap(list<GiNaC::ex>::iterator i1, list<GiNaC::ex>::iterator i2
 
 } // namespace std
 
-#endif // ndef __GINAC_EX_H__
+#endif // ndef GINAC_EX_H