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string: add crlf2nl

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Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2023-10-10 16:39:45 +02:00
parent 913cbc104a
commit 983891ec41
1 changed files with 43 additions and 0 deletions
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43
include/stdex/string.hpp
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@ -862,6 +862,49 @@ namespace stdex
return i;
}
///
/// Convert CRLF to LF
///
/// \param[in] dst Destination string
/// \param[in] src Source string. Must not be dst.c_str().
///
template<class _Elem, class _Traits = std::char_traits<_Elem>, class _Ax = std::allocator<_Elem>>
inline void crlf2nl(_Inout_ std::basic_string<_Elem, _Traits, _Ax> &dst, _In_z_ const _Elem* src)
{
_Assume_(src);
_Assume_(src != dst.c_str());
dst.clear();
dst.reserve(strlen(src));
for (size_t j = 0; src[j];) {
if (src[j] != '\r' || src[j + 1] != '\n')
dst += src[j++];
else {
dst += '\n';
j += 2;
}
}
}
///
/// Convert CRLF to LF
///
/// \param[in] str String to convert
///
template<class _Elem, class _Traits = std::char_traits<_Elem>, class _Ax = std::allocator<_Elem>>
inline void crlf2nl(_Inout_ std::basic_string<_Elem, _Traits, _Ax>& str)
{
size_t i, j, n;
for (i = j = 0, n = str.size(); j < n;) {
if (str[j] != '\r' || str[j + 1] != '\n')
str[i++] = str[j++];
else {
str[i++] = '\n';
j += 2;
}
}
str.resize(i);
}
/// \cond internal
template <class T, class T_bin>
inline T_bin strtoint(