mirror of
https://github.com/boostorg/regex.git
synced 2025-06-30 14:20:58 +02:00
140 lines
2.9 KiB
C++
140 lines
2.9 KiB
C++
/*
|
|
*
|
|
* Copyright (c) 1998-2000
|
|
* Dr John Maddock
|
|
*
|
|
* Permission to use, copy, modify, distribute and sell this software
|
|
* and its documentation for any purpose is hereby granted without fee,
|
|
* provided that the above copyright notice appear in all copies and
|
|
* that both that copyright notice and this permission notice appear
|
|
* in supporting documentation. Dr John Maddock makes no representations
|
|
* about the suitability of this software for any purpose.
|
|
* It is provided "as is" without express or implied warranty.
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* LOCATION: see http://www.boost.org for most recent version.
|
|
* FILE regex_cstring.hpp
|
|
* VERSION 3.10
|
|
* DESCRIPTION: This is an internal header file, do not include directly.
|
|
* String support and helper functions, for regular
|
|
* expression library.
|
|
*/
|
|
|
|
#ifndef BOOST_REGEX_CSTRING_HPP
|
|
#define BOOST_REGEX_CSTRING_HPP
|
|
|
|
#ifndef BOOST_REGEX_CONFIG_HPP
|
|
#include <boost/regex/detail/regex_config.hpp>
|
|
#endif
|
|
|
|
#include <cstring>
|
|
|
|
namespace boost{
|
|
namespace re_detail{
|
|
|
|
#ifdef __BORLANDC__
|
|
#if __BORLANDC__ == 0x530
|
|
#pragma option push -a4 -b -Ve
|
|
#elif __BORLANDC__ > 0x530
|
|
#pragma option push -a8 -b -Ve
|
|
#endif
|
|
#endif
|
|
|
|
//
|
|
// start by defining some template function aliases for C API functions:
|
|
//
|
|
|
|
template <class charT>
|
|
std::size_t BOOST_RE_CALL re_strlen(const charT *s)
|
|
{
|
|
std::size_t len = 0;
|
|
while(*s)
|
|
{
|
|
++s;
|
|
++len;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
inline std::size_t BOOST_RE_CALL re_strlen(const char *s)
|
|
{
|
|
return std::strlen(s);
|
|
}
|
|
|
|
#ifndef BOOST_RE_NO_WCSTRING
|
|
|
|
inline std::size_t BOOST_RE_CALL re_strlen(const wchar_t *s)
|
|
{
|
|
return std::wcslen(s);
|
|
}
|
|
|
|
#endif
|
|
|
|
#ifndef BOOST_RE_NO_WCSTRING
|
|
BOOST_RE_IX_DECL void BOOST_RE_CALL re_transform(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in);
|
|
#endif
|
|
BOOST_RE_IX_DECL void BOOST_RE_CALL re_transform(std::string& out, const std::string& in);
|
|
|
|
template <class charT>
|
|
void BOOST_RE_CALL re_trunc_primary(std::basic_string<charT>& s)
|
|
{
|
|
for(unsigned int i = 0; i < s.size(); ++i)
|
|
{
|
|
if(s[i] <= 1)
|
|
{
|
|
s.erase(i);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
inline char* BOOST_RE_CALL re_strcpy(char *s1, const char *s2)
|
|
{
|
|
#if defined(__BORLANDC__) && defined(strcpy)
|
|
return ::strcpy(s1, s2);
|
|
#else
|
|
return std::strcpy(s1, s2);
|
|
#endif
|
|
}
|
|
|
|
#ifndef BOOST_RE_NO_WCSTRING
|
|
|
|
inline wchar_t* BOOST_RE_CALL re_strcpy(wchar_t *s1, const wchar_t *s2)
|
|
{
|
|
return std::wcscpy(s1, s2);
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
template <class charT>
|
|
charT* BOOST_RE_CALL re_strdup(const charT* p)
|
|
{
|
|
charT* buf = new charT[re_strlen(p) + 1];
|
|
re_strcpy(buf, p);
|
|
return buf;
|
|
}
|
|
|
|
template <class charT>
|
|
inline void BOOST_RE_CALL re_strfree(charT* p)
|
|
{
|
|
delete[] p;
|
|
}
|
|
|
|
#ifdef __BORLANDC__
|
|
#if __BORLANDC__ > 0x520
|
|
#pragma option pop
|
|
#endif
|
|
#endif
|
|
|
|
} // namespace re_detail
|
|
} // namespace boost
|
|
|
|
#endif // BOOST_REGEX_CSTRING_HPP
|
|
|
|
|
|
|
|
|