59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
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#pragma once
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#if !defined(MIJIN_LOGGING_STDIO_SINK_HPP_INCLUDED)
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#define MIJIN_LOGGING_STDIO_SINK_HPP_INCLUDED 1
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#include "./formatting.hpp"
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#include "../util/traits.hpp"
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namespace mijin
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{
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template<MIJIN_FORMATTING_SINK_TMPL_ARGS_INIT>
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requires(allocator_type<TAllocator<TChar>>)
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class StdioSink : public BaseFormattingLogSink<MIJIN_FORMATTING_SINK_TMP_ARG_NAMES>
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{
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public:
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using base_t = BaseFormattingLogSink<MIJIN_FORMATTING_SINK_TMP_ARG_NAMES>;
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using typename base_t::char_t;
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using typename base_t::allocator_t;
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using typename base_t::formatter_ptr_t;
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using typename base_t::message_t;
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private:
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int mMinStderrLevel;
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public:
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explicit StdioSink(not_null_t<formatter_ptr_t> formatter, allocator_t allocator = {},
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int minStderrLevel = MIJIN_LOG_LEVEL_VALUE_WARNING)
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MIJIN_NOEXCEPT_IF(std::is_nothrow_move_constructible_v<allocator_t>)
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: base_t(std::move(formatter), std::move(allocator)), mMinStderrLevel(minStderrLevel) {}
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void handleMessageFormatted(const message_t& message, const char_t* formatted) MIJIN_NOEXCEPT override
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{
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FILE* stream = (message.level->value >= mMinStderrLevel) ? stderr : stdout;
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if constexpr (std::is_same_v<char_t, char>)
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{
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std::fputs(formatted, stream);
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std::fputc('\n', stream);
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}
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else if constexpr (std::is_same_v<char_t, wchar_t>)
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{
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std::fputws(formatted, stream);
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std::fputwc(L'\n', stream);
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}
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else if constexpr (sizeof(char_t) == sizeof(char))
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{
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// char8_t etc.
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std::fputs(std::bit_cast<const char*>(formatted), stream);
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std::fputc('\n', stream);
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}
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else
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{
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static_assert(always_false_v<char_t>, "Character type not supported.");
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}
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}
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};
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} // namespace mijin
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#endif // !defined(MIJIN_LOGGING_STDIO_SINK_HPP_INCLUDED)
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