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
__Named_exception(const string & __str)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
__Named_exception(const __Named_exception & __x)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])) : _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
~__Named_exception()89 __Named_exception::~__Named_exception() _STLP_NOTHROW_INHERENTLY {
90 if (_M_name != _M_static_name)
91 free(_M_name);
92 }
93
what()94 const char* __Named_exception::what() const _STLP_NOTHROW_INHERENTLY
95 { return _M_name; }
96