1/*
2 * Copyright (c) 1996,1997
3 * Silicon Graphics Computer Systems, Inc.
4 *
5 * Copyright (c) 1999
6 * Boris Fomitchev
7 *
8 * This material is provided "as is", with absolutely no warranty expressed
9 * or implied. Any use is at your own risk.
10 *
11 * Permission to use or copy this software for any purpose is hereby granted
12 * without fee, provided the above notices are retained on all copies.
13 * Permission to modify the code and to distribute modified code is granted,
14 * provided the above notices are retained, and a notice that the code was
15 * modified is included with the above copyright notice.
16 *
17 */
18
19__Named_exception::__Named_exception(const string& __str) {
20  size_t __size = strlen(_STLP_PRIV __get_c_string(__str)) + 1;
21  if (__size > _S_bufsize) {
22    _M_name = __STATIC_CAST(char*, malloc(__size * sizeof(char)));
23    if (!_M_name) {
24      __size = _S_bufsize;
25      _M_name = _M_static_name;
26    }
27    else {
28      *(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) = __size * sizeof(char);
29    }
30  }
31  else {
32    _M_name = _M_static_name;
33  }
34#if !defined (_STLP_USE_SAFE_STRING_FUNCTIONS)
35  strncpy(_M_name, _STLP_PRIV __get_c_string(__str), __size - 1);
36  _M_name[__size - 1] = '\0';
37#else
38  strncpy_s(_M_name, __size, _STLP_PRIV __get_c_string(__str), __size - 1);
39#endif
40}
41
42__Named_exception::__Named_exception(const __Named_exception& __x) {
43  size_t __size = strlen(__x._M_name) + 1;
44  if (__size > _S_bufsize) {
45    _M_name = __STATIC_CAST(char*, malloc(__size * sizeof(char)));
46    if (!_M_name) {
47      __size = _S_bufsize;
48      _M_name = _M_static_name;
49    }
50    else {
51      *(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) = __size * sizeof(char);
52    }
53  }
54  else {
55    _M_name = _M_static_name;
56  }
57#if !defined (_STLP_USE_SAFE_STRING_FUNCTIONS)
58  strncpy(_M_name, __x._M_name, __size - 1);
59  _M_name[__size - 1] = '\0';
60#else
61  strncpy_s(_M_name, __size, __x._M_name, __size - 1);
62#endif
63}
64
65__Named_exception& __Named_exception::operator = (const __Named_exception& __x) {
66  size_t __size = strlen(__x._M_name) + 1;
67  size_t __buf_size = _M_name != _M_static_name ? *(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) : __STATIC_CAST(size_t,_S_bufsize);
68  if (__size > __buf_size) {
69    // Being here necessarily mean that we need to allocate a buffer:
70    if (_M_name != _M_static_name) free(_M_name);
71    _M_name = __STATIC_CAST(char*, malloc(__size * sizeof(char)));
72    if (!_M_name) {
73      __size = _S_bufsize;
74      _M_name = _M_static_name;
75    }
76    else {
77      *(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) = __size * sizeof(char);
78    }
79  }
80#if !defined (_STLP_USE_SAFE_STRING_FUNCTIONS)
81  strncpy(_M_name, __x._M_name, __size - 1);
82  _M_name[__size - 1] = '\0';
83#else
84  strncpy_s(_M_name, __size, __x._M_name, __size - 1);
85#endif
86  return *this;
87}
88
89__Named_exception::~__Named_exception() _STLP_NOTHROW_INHERENTLY {
90  if (_M_name != _M_static_name)
91    free(_M_name);
92}
93
94const char* __Named_exception::what() const _STLP_NOTHROW_INHERENTLY
95{ return _M_name; }
96