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213 lines
7.1 KiB
213 lines
7.1 KiB
/* /////////////////////////////////////////////////////////////////////////
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* File: stlsoft/string/cstring_functions.hpp
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*
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* Purpose: String duplication functions.
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*
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* Created: 26th May 2005
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* Updated: 26th September 2010
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*
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* Home: http://stlsoft.org/
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*
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* Copyright (c) 2005-2010, Matthew Wilson and Synesis Software
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name(s) of Matthew Wilson and Synesis Software nor the names of
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* any contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* ////////////////////////////////////////////////////////////////////// */
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/** \file stlsoft/string/cstring_functions.hpp
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*
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* \brief [C++ only] C-string functions
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* (\ref group__library__string "String" Library).
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*/
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#ifndef STLSOFT_INCL_STLSOFT_STRING_HPP_CSTRING_FUNCTIONS
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#define STLSOFT_INCL_STLSOFT_STRING_HPP_CSTRING_FUNCTIONS
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#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
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# define STLSOFT_VER_STLSOFT_STRING_HPP_CSTRING_FUNCTIONS_MAJOR 2
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# define STLSOFT_VER_STLSOFT_STRING_HPP_CSTRING_FUNCTIONS_MINOR 2
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# define STLSOFT_VER_STLSOFT_STRING_HPP_CSTRING_FUNCTIONS_REVISION 2
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# define STLSOFT_VER_STLSOFT_STRING_HPP_CSTRING_FUNCTIONS_EDIT 32
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#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
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/* /////////////////////////////////////////////////////////////////////////
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* Compatibility
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*/
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/*
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[Incompatibilies-start]
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STLSOFT_COMPILER_IS_WATCOM:
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[Incompatibilies-end]
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*/
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/* /////////////////////////////////////////////////////////////////////////
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* Includes
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*/
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#ifndef STLSOFT_INCL_STLSOFT_H_STLSOFT
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# include <stlsoft/stlsoft.h>
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#endif /* !STLSOFT_INCL_STLSOFT_H_STLSOFT */
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#ifndef STLSOFT_INCL_STLSOFT_SHIMS_ACCESS_HPP_STRING
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# include <stlsoft/shims/access/string.hpp>
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#endif /* !STLSOFT_INCL_STLSOFT_SHIMS_ACCESS_HPP_STRING */
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#ifndef STLSOFT_INCL_STLSOFT_STRING_HPP_CHAR_TRAITS
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# include <stlsoft/string/char_traits.hpp>
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#endif /* !STLSOFT_INCL_STLSOFT_STRING_HPP_CHAR_TRAITS */
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#ifndef STLSOFT_INCL_STLSOFT_MEMORY_HPP_ALLOCATOR_BASE
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# include <stlsoft/memory/allocator_base.hpp> // for STLSOFT_LF_ALLOCATOR_REBIND_SUPPORT
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#endif /* !STLSOFT_INCL_STLSOFT_MEMORY_HPP_ALLOCATOR_BASE */
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#ifdef STLSOFT_UNITTEST
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# include <stlsoft/memory/malloc_allocator.hpp>
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# include <stlsoft/memory/new_allocator.hpp>
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# include <string.h>
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#endif /* STLSOFT_UNITTEST */
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/* /////////////////////////////////////////////////////////////////////////
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* Namespace
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*/
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#ifndef _STLSOFT_NO_NAMESPACE
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namespace stlsoft
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{
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#endif /* _STLSOFT_NO_NAMESPACE */
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/* /////////////////////////////////////////////////////////////////////////
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* Classes
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*/
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#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
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/** \brief Allocates a copy of the string, using the given allocator
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*
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* \ingroup group__library__string
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*
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* \param str The string to copy
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* \param cch The number of elements in str to copy
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* \param ator The allocator to use to allocate the memory
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*
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* \note The caller is responsible for the allocated memory, and should free it
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* with ator (or a compatible allocator or memory function).
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*
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* \ingroup group__library__string
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*/
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template< ss_typename_param_k C
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, ss_typename_param_k A
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>
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inline C* string_dup_impl(C const* str, ss_size_t cch, A& ator)
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{
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C* r = ator.allocate(1 + cch, NULL);
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#ifndef STLSOFT_CF_EXCEPTION_OPERATOR_NEW_THROWS_BAD_ALLOC
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if(NULL != r)
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#endif /* !STLSOFT_CF_EXCEPTION_OPERATOR_NEW_THROWS_BAD_ALLOC */
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{
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char_traits<C>::copy(r, str, cch);
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r[cch] = '\0';
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}
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return r;
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}
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#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
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/** \brief Allocates a copy of the string, using the given allocator
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*
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* \ingroup group__library__string
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*
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* \param str The string to copy
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* \param cch The number of elements in str to copy
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* \param ator The allocator to use to allocate the memory
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*
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* \note The caller is responsible for the allocated memory, and should free it
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* with ator (or a compatible allocator or memory function).
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*
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* \ingroup group__library__string
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*/
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template< ss_typename_param_k C
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, ss_typename_param_k A
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>
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inline C* string_dup(C const* str, ss_size_t cch, A& ator)
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{
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#ifdef STLSOFT_LF_ALLOCATOR_REBIND_SUPPORT
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typedef C char_t;
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typedef ss_typename_type_k A::ss_template_qual_k rebind<C>::other ator_t;
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ator_t ator_;
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STLSOFT_SUPPRESS_UNUSED(ator);
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return string_dup_impl(str, cch, ator_);
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#else /* ? STLSOFT_LF_ALLOCATOR_REBIND_SUPPORT */
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return string_dup_impl(str, cch, ator);
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#endif /* STLSOFT_LF_ALLOCATOR_REBIND_SUPPORT */
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}
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/** \brief Allocates a copy of the string, using the given allocator
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*
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* \ingroup group__library__string
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*
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* \param str The string to copy
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* \param ator The allocator to use to allocate the memory
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* \param psize Pointer to receive the size of the allocated string. May be NULL.
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*
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* \note The caller is responsible for the allocated memory, and should free it
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* with ator (or a compatible allocator or memory function).
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*
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* \ingroup group__library__string
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*/
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template< ss_typename_param_k C
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, ss_typename_param_k A
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>
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inline C* string_dup(C const* str, A& ator, ss_size_t* psize = NULL)
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{
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ss_size_t dummy;
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if(NULL == psize)
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{
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psize = &dummy;
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}
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return string_dup(str, *psize = c_str_len(str), ator);
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}
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////////////////////////////////////////////////////////////////////////////
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// Unit-testing
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#ifdef STLSOFT_UNITTEST
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# include "./unittest/cstring_functions_unittest_.h"
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#endif /* STLSOFT_UNITTEST */
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/* ////////////////////////////////////////////////////////////////////// */
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#ifndef _STLSOFT_NO_NAMESPACE
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} // namespace stlsoft
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#endif /* _STLSOFT_NO_NAMESPACE */
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/* ////////////////////////////////////////////////////////////////////// */
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#endif /* !STLSOFT_INCL_STLSOFT_HPP_CSTRING_FUNCTIONS */
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/* ///////////////////////////// end of file //////////////////////////// */
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