Hallo, dies ist ein Test.
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// Copyright (c) 1994, 1996 James Clark // See the file COPYING for copying permission. #ifndef Vector_DEF_INCLUDED #define Vector_DEF_INCLUDED 1 #include <stddef.h> #include <string.h> #ifdef SP_NAMESPACE namespace SP_NAMESPACE { #endif template<class T> Vector<T>::~Vector() { if (ptr_) { erase(ptr_, ptr_ + size_); ::operator delete((void *)ptr_); } } #ifndef NC template<class T> Vector<T>::Vector(const Vector<T> &v) : ptr_(0), size_(0), alloc_(0) { insert(ptr_ + size_, v.ptr_, v.ptr_ + v.size_); } template<class T> Vector<T>::Vector(size_t n, const T &t) : ptr_(0), size_(0), alloc_(0) { insert(ptr_ + size_, n, t); } template<class T> Vector<T> &Vector<T>::operator=(const Vector<T> &v) { if (&v != this) { size_t n = v.size_; if (n > size_) { n = size_; insert(ptr_ + size_, v.ptr_ + size_, v.ptr_ + v.size_); } else if (n < size_) erase(ptr_ + n, ptr_ + size_); while (n-- > 0) ptr_[n] = v.ptr_[n]; } return *this; } template<class T> void Vector<T>::assign(size_t n, const T &t) { size_t sz = n; if (n > size_) { sz = size_; insert(ptr_ + size_, n - size_, t); } else if (n < size_) erase(ptr_ + n, ptr_ + size_); while (sz-- > 0) ptr_[sz] = t; } template<class T> void Vector<T>::insert(const T *p, size_t n, const T &t) { size_t i = p - ptr_; reserve(size_ + n); if (i != size_) memmove(ptr_ + i + n, ptr_ + i, (size_ - i)*sizeof(T)); for (T *pp = ptr_ + i; n-- > 0; pp++) { (void)new (pp) T(t); size_++; } } template<class T> void Vector<T>::insert(const T *p, const T *q1, const T *q2) { size_t i = p - ptr_; size_t n = q2 - q1; reserve(size_ + n); if (i != size_) memmove(ptr_ + i + n, ptr_ + i, (size_ - i)*sizeof(T)); for (T *pp = ptr_ + i; q1 != q2; q1++, pp++) { (void)new (pp) T(*q1); size_++; } } #endif template<class T> void Vector<T>::swap(Vector<T> &v) { { T *tem = ptr_; ptr_ = v.ptr_; v.ptr_ = tem; } { size_t tem = size_; size_ = v.size_; v.size_ = tem; } { size_t tem = alloc_; alloc_ = v.alloc_; v.alloc_ = tem; } } template<class T> void Vector<T>::append(size_t n) { reserve(size_ + n); while (n-- > 0) (void)new (ptr_ + size_++) T; } template<class T> T *Vector<T>::erase(const T *p1, const T *p2) { typedef T X; for (const T *p = p1; p != p2; p++) ((X *)p)->~X(); if (p2 != ptr_ + size_) memmove((T *)p1, p2, ((const T *)(ptr_ + size_) - p2)*sizeof(T)); size_ -= p2 - p1; return (T *)p1; } template<class T> void Vector<T>::reserve1(size_t size) { // Try to preserve a consistent start in the // event of an out of memory exception. size_t newAlloc = alloc_*2; if (size > newAlloc) newAlloc += size; void *p = ::operator new(newAlloc * sizeof(T)); alloc_ = newAlloc; if (ptr_) { memcpy(p, ptr_, size_*sizeof(T)); ::operator delete((void *)ptr_); } ptr_ = (T *)p; } #ifdef SP_NAMESPACE } #endif #endif /* not Vector_DEF_INCLUDED */