libtestc.c

Think in C++文中代码实现

// File from page 97 in "Thinking in C++" by Bruce Eckel
//////////////////////////////////////////////////
// From the compressed package ECKELT02.ZIP 4/11/95
// (Original ECKELT01.ZIP dated 2/21/95)
// Copyright (c) Bruce Eckel, 1995 
// Source code file from the book "Thinking in C++", 
// Prentice Hall, 1995, ISBN: 0-13-917709-4
// All rights reserved EXCEPT as allowed by the following 
// statements: You may freely use this file for your own 
// work, including modifications and distribution in 
// executable form only. You may copy and distribute this 
// file, as long as it is only distributed in the complete 
// (compressed) package with the other files from this 
// book and you do not remove this copyright and notice. 
// You may not distribute modified versions of the source 
// code in this package. This package may be freely placed 
// on bulletin boards, internet nodes, shareware disks and 
// product vendor disks. You may not use this file in 
// printed media without the express permission of the 
// author. Bruce Eckel makes no 
// representation about the suitability of this software 
// for any purpose. It is provided "as is" without express 
// or implied warranty of any kind. The entire risk as to 
// the quality and performance of the software is with 
// you. Should the software prove defective, you assume 
// the cost of all necessary servicing, repair, or 
// correction. 
// If you think you've found an error, please 
// email all modified files with loudly commented changes 
// to: [e-mail] (please use the same 
// address for non-code errors found in the book).
//////////////////////////////////////////////////

/*: LIBTESTC.C -- Test demonstration library */
#include "..\1\lib.h"
#include <stdio.h>
#include <assert.h>
#define BUFSIZE 80

main() {
  Stash intStash, stringStash;
  int i;
  FILE* file;
  char buf[BUFSIZE];
  char* cp;
  /* .... */
  initialize(&intStash, sizeof(int));
  for(i = 0; i < 100; i++)
    add(&intStash, &i);
  /* Holds 80-character strings: */
  initialize(&stringStash, 
             sizeof(char) * BUFSIZE);
  file = fopen("LIBTESTC.C", "r");
  assert(file);
  while(fgets(buf, BUFSIZE, file))
    add(&stringStash, buf);
  fclose(file);

  for(i = 0; i < count(&intStash); i++)
    printf("fetch(&intStash, %d) = %d\n", i,
           *(int*)fetch(&intStash, i));

  i = 0;
  while((cp = fetch(&stringStash, i++)) != 0)
    printf("fetch(&stringStash, %d) = %s",
           i - 1, cp);
  putchar('\n');
  cleanup(&intStash);
  cleanup(&stringStash);
}