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31 lines
1.0 KiB
C
31 lines
1.0 KiB
C
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#pragma once
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#include <string>
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namespace vcpkg
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{
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template<class CharType>
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struct BasicCStringView
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{
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constexpr BasicCStringView() : cstr(nullptr) {}
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constexpr BasicCStringView(const CharType* cstr) : cstr(cstr) {}
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BasicCStringView(const std::basic_string<CharType>& str) : cstr(str.c_str()) {}
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constexpr operator const CharType*() const { return cstr; }
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constexpr const CharType* c_str() const { return cstr; }
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private:
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const CharType* cstr;
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};
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using CStringView = BasicCStringView<char>;
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using CWStringView = BasicCStringView<wchar_t>;
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inline const char* to_printf_arg(const CStringView spec) { return spec.c_str(); }
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inline const wchar_t* to_wprintf_arg(const CWStringView spec) { return spec.c_str(); }
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static_assert(sizeof(CStringView) == sizeof(void*), "CStringView must be a simple wrapper around char*");
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static_assert(sizeof(CWStringView) == sizeof(void*), "CWStringView must be a simple wrapper around wchar_t*");
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}
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