"Thinkinginc++" 26, Push Stack (push_down stack) no more memory

Header file

/*** function: Lower push stack (push_down stack) No more memory * Time: August 18, 2014 08:13:36* Author: cutter_point*/#ifndef stack_h_included#define Stack_h_ The includedstruct stack{    struct link    {        void* data;//This structure is        link* next;//this pointer to this structure        void Initialize (void* dat, link* nxt);  Initialize this structure, and the elements and next point to    }*head;    void Initialize ();    void push (void* dat);    void* Peek ();   Returns the element at the top of the stack, but does not delete the element    void* pop ();    void Cleanup ();}; #endif//stack_h_included

Definition file

/*** function: The lower push stack (Push_down stack) will not be out of memory, define * Time: August 18, 2014 08:12:07* Author: cutter_point*/#include "Stack.h" #include ". /require.h "using namespace std;//struct link inside the frontal function//void Initialize (void* dat, link* NXT)  Initializes this structure, and the elements and next point to void Stack::link::initialize (void* dat, link* nxt) {    data=dat;    NEXT=NXT;} function inside Stack, initialize function//  void Initialize (), void Stack::initialize () {head=nullptr;}    void push (void* dat), void Stack::p ush (void* dat) {    link* newlink=new Link;    Newlink->initialize (DAT, head); This node is connected to the front head=newlink of the head junction    ;   Reset Head junction}//    void* Peek ();   Returns the element at the top of the stack, but does not delete the element void* stack::p eek () {    require (head! = 0, "Stack empty");    return head->data;}    void* pop (); void* Stack::p op () {    if (head = = nullptr)        return 0;    void* result=head->data;    link* Oldhead=head;    head=head->next;    Delete Oldhead;    return result;}    void Cleanup (), void Stack::cleanup () {    require (head = = nullptr, "Stack not Empty");}

Test file

/*** function: Push stack (Push_down stack) will not be more memory, definition, test * time: August 18, 2014 08:13:31* Author: cutter_point*/#include "Stack.h" #include " Stack.cpp "#include". /require.h "  //This header file is directly given, not written by yourself, will not be used #include<fstream> #include <iostream> #include <string> Using namespace Std;int main (int argc, char* argv[])    //argv[1] The path name of the program {    //requireargs (argc, 1);//This has interference effect    / /ifstream in (argv[1]);   ARGV[1] The path name of the program, this does not seem to work here    Ifstream in ("StackTest.cpp");   ARGV[1] Program path name    //assure (in, argv[1]);  Comment out, but can run    Stack textlines;    Textlines.initialize ();    string line;    Extract string    while (Getline (in), line)        Textlines.push (new string);   In the linked list    //Take out the output, reverse output    string* s;    while ((s= (string*) Textlines.pop ())! = 0)    {        cout<<*s<<endl;        Delete s;    }    Textlines.cleanup ();    return 0;}