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- // This may look like C code, but it is really -*- C++ -*-
- /*
- Copyright (C) 1988 Free Software Foundation
- written by Doug Lea (dl@rocky.oswego.edu)
-
- This file is part of GNU CC.
-
- GNU CC is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY. No author or distributor
- accepts responsibility to anyone for the consequences of using it
- or for whether it serves any particular purpose or works at all,
- unless he says so in writing. Refer to the GNU CC General Public
- License for full details.
-
- Everyone is granted permission to copy, modify and redistribute
- GNU CC, but only under the conditions described in the
- GNU CC General Public License. A copy of this license is
- supposed to have been given to you along with GNU CC so you
- can know your rights and responsibilities. It should be in a
- file named COPYING. Among other things, the copyright notice
- and this notice must be preserved on all copies.
- */
-
-
- #ifndef _<T>Vec_h
- #pragma once
- #define _<T>Vec_h 1
-
- #ifndef _<T>_typedefs
- #define _<T>_typedefs 1
- typedef void (*<T>Procedure)(<T&>);
- typedef <T> (*<T>Mapper)(<T&>);
- typedef <T> (*<T>Combiner)(<T&>, <T&>);
- typedef int (*<T>Predicate)(<T&>);
- typedef int (*<T>Comparator)(<T&>, <T&>);
- #endif
-
-
- class <T>Vec
- {
- protected:
- int len;
- <T> *s;
-
- <T>Vec(int l, <T>* d);
- public:
- <T>Vec ();
- <T>Vec (int l);
- <T>Vec (int l, <T&> fill_value);
- <T>Vec (<T>Vec&);
- ~<T>Vec ();
-
- <T>Vec & operator = (<T>Vec & a);
- <T>Vec at(int from = 0, int n = -1);
-
- int capacity();
- void resize(int newlen);
-
- <T>& operator [] (int n);
- <T>& elem(int n);
-
- friend <T>Vec concat(<T>Vec & a, <T>Vec & b);
- friend <T>Vec map(<T>Mapper f, <T>Vec & a);
- friend <T>Vec merge(<T>Vec & a, <T>Vec & b, <T>Comparator f);
- friend <T>Vec combine(<T>Combiner f, <T>Vec & a, <T>Vec & b);
- friend <T>Vec reverse(<T>Vec & a);
-
- void reverse();
- void sort(<T>Comparator f);
- void fill(<T&> val, int from = 0, int n = -1);
-
- void apply(<T>Procedure f);
- <T> reduce(<T>Combiner f, <T&> base);
- int index(<T&> targ);
-
- friend int operator == (<T>Vec& a, <T>Vec& b);
- friend int operator != (<T>Vec& a, <T>Vec& b);
-
- void error(const char* msg);
- void range_error();
- };
-
-
- inline <T>Vec::<T>Vec()
- {
- len = 0; s = 0;
- }
-
- inline <T>Vec::<T>Vec(int l)
- {
- s = new <T> [len = l];
- }
-
- inline <T>Vec::<T>Vec(int l, <T&> fill_value)
- {
- s = new <T> [len = l];
- <T>* top = &(s[len]);
- <T>* t = s;
- while (t < top) *t++ = fill_value;
- }
-
- inline <T>Vec::<T>Vec(int l, <T>* d)
- {
- len = l;
- s = d;
- }
-
- inline <T>Vec::<T>Vec(<T>Vec& v)
- {
- s = new <T> [len = v.len];
- <T>* top = &(s[len]);
- <T>* t = s;
- <T>* u = v.s;
- while (t < top) *t++ = *u++;
- }
-
- inline <T>Vec::~<T>Vec()
- {
- delete[len] s;
- }
-
- inline <T>Vec& <T>Vec::operator = (<T>Vec& v)
- {
- if (this != &v)
- {
- delete[len] s;
- s = new <T> [len = v.len];
- <T>* top = &(s[len]);
- <T>* t = s;
- <T>* u = v.s;
- while (t < top) *t++ = *u++;
- }
- return *this;
- }
-
- inline <T>& <T>Vec::operator [] (int n)
- {
- if ((unsigned)n >= len)
- range_error();
- return s[n];
- }
-
- inline <T>& <T>Vec::elem(int n)
- {
- return s[n];
- }
-
-
- inline int <T>Vec::capacity()
- {
- return len;
- }
-
- inline void <T>Vec::apply(<T>Procedure f)
- {
- <T>* top = &(s[len]);
- <T>* t = s;
- while (t < top) (*f)(*t++);
- }
-
-
- inline int operator != (<T>Vec& a, <T>Vec& b)
- {
- return !(a == b);
- }
-
-
- extern void default_<T>Vec_error_handler(char*);
- extern one_arg_error_handler_t <T>Vec_error_handler;
-
- extern one_arg_error_handler_t
- set_<T>Vec_error_handler(one_arg_error_handler_t f);
-
- #endif
-