1// Copyright 2005, Google Inc.
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met:
7//
8//     * Redistributions of source code must retain the above copyright
9// notice, this list of conditions and the following disclaimer.
10//     * Redistributions in binary form must reproduce the above
11// copyright notice, this list of conditions and the following disclaimer
12// in the documentation and/or other materials provided with the
13// distribution.
14//     * Neither the name of Google Inc. nor the names of its
15// contributors may be used to endorse or promote products derived from
16// this software without specific prior written permission.
17//
18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
30// A sample program demonstrating using Google C++ testing framework.
31//
32// Author: wan@google.com (Zhanyong Wan)
33
34#include "sample2.h"
35
36#include <string.h>
37
38// Clones a 0-terminated C string, allocating memory using new.
39const char* MyString::CloneCString(const char* a_c_string) {
40  if (a_c_string == NULL) return NULL;
41
42  const size_t len = strlen(a_c_string);
43  char* const clone = new char[ len + 1 ];
44  memcpy(clone, a_c_string, len + 1);
45
46  return clone;
47}
48
49// Sets the 0-terminated C string this MyString object
50// represents.
51void MyString::Set(const char* a_c_string) {
52  // Makes sure this works when c_string == c_string_
53  const char* const temp = MyString::CloneCString(a_c_string);
54  delete[] c_string_;
55  c_string_ = temp;
56}
57