mirror of
https://github.com/reactos/reactos.git
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96 lines
2.9 KiB
C
96 lines
2.9 KiB
C
/*
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* Copyright (c) 1996,1997
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* Silicon Graphics Computer Systems, Inc.
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*
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* Copyright (c) 1999
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* Boris Fomitchev
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*
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* This material is provided "as is", with absolutely no warranty expressed
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* or implied. Any use is at your own risk.
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*
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* Permission to use or copy this software for any purpose is hereby granted
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* without fee, provided the above notices are retained on all copies.
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* Permission to modify the code and to distribute modified code is granted,
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* provided the above notices are retained, and a notice that the code was
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* modified is included with the above copyright notice.
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*
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*/
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__Named_exception::__Named_exception(const string& __str) {
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size_t __size = strlen(_STLP_PRIV __get_c_string(__str)) + 1;
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if (__size > _S_bufsize) {
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_M_name = __STATIC_CAST(char*, malloc(__size * sizeof(char)));
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if (!_M_name) {
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__size = _S_bufsize;
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_M_name = _M_static_name;
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}
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else {
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*(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) = __size * sizeof(char);
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}
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}
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else {
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_M_name = _M_static_name;
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}
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#if !defined (_STLP_USE_SAFE_STRING_FUNCTIONS)
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strncpy(_M_name, _STLP_PRIV __get_c_string(__str), __size - 1);
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_M_name[__size - 1] = '\0';
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#else
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strncpy_s(_M_name, __size, _STLP_PRIV __get_c_string(__str), __size - 1);
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#endif
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}
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__Named_exception::__Named_exception(const __Named_exception& __x) {
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size_t __size = strlen(__x._M_name) + 1;
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if (__size > _S_bufsize) {
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_M_name = __STATIC_CAST(char*, malloc(__size * sizeof(char)));
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if (!_M_name) {
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__size = _S_bufsize;
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_M_name = _M_static_name;
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}
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else {
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*(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) = __size * sizeof(char);
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}
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}
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else {
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_M_name = _M_static_name;
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}
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#if !defined (_STLP_USE_SAFE_STRING_FUNCTIONS)
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strncpy(_M_name, __x._M_name, __size - 1);
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_M_name[__size - 1] = '\0';
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#else
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strncpy_s(_M_name, __size, __x._M_name, __size - 1);
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#endif
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}
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__Named_exception& __Named_exception::operator = (const __Named_exception& __x) {
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size_t __size = strlen(__x._M_name) + 1;
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size_t __buf_size = _M_name != _M_static_name ? *(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) : _S_bufsize;
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if (__size > __buf_size) {
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// Being here necessarily mean that we need to allocate a buffer:
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if (_M_name != _M_static_name) free(_M_name);
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_M_name = __STATIC_CAST(char*, malloc(__size * sizeof(char)));
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if (!_M_name) {
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__size = _S_bufsize;
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_M_name = _M_static_name;
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}
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else {
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*(__REINTERPRET_CAST(size_t*, &_M_static_name[0])) = __size * sizeof(char);
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}
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}
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#if !defined (_STLP_USE_SAFE_STRING_FUNCTIONS)
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strncpy(_M_name, __x._M_name, __size - 1);
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_M_name[__size - 1] = '\0';
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#else
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strncpy_s(_M_name, __size, __x._M_name, __size - 1);
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#endif
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return *this;
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}
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__Named_exception::~__Named_exception() _STLP_NOTHROW_INHERENTLY {
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if (_M_name != _M_static_name)
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free(_M_name);
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}
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const char* __Named_exception::what() const _STLP_NOTHROW_INHERENTLY
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{ return _M_name; }
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