88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
#ifndef NOSTD_SOURCE_LOCATION_HPP
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#define NOSTD_SOURCE_LOCATION_HPP
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#pragma once
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#include <cstdint>
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namespace zlog {
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struct source_location {
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public:
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#if not defined(__apple_build_version__) and defined(__clang__) and (__clang_major__ >= 9)
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static constexpr source_location current(const char* fileName = __builtin_FILE(),
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const char* functionName = __builtin_FUNCTION(),
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const uint_least32_t lineNumber = __builtin_LINE(),
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const uint_least32_t columnOffset = __builtin_COLUMN()) noexcept
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#elif defined(__GNUC__) and (__GNUC__ > 4 or (__GNUC__ == 4 and __GNUC_MINOR__ >= 8))
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static constexpr source_location current(const char* fileName = __builtin_FILE(),
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const char* functionName = __builtin_FUNCTION(),
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const uint_least32_t lineNumber = __builtin_LINE(),
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const uint_least32_t columnOffset = 0) noexcept
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#else
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static constexpr source_location current(const char* fileName = "unsupported",
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const char* functionName = "unsupported",
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const uint_least32_t lineNumber = 0,
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const uint_least32_t columnOffset = 0) noexcept
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#endif
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{
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return source_location(fileName, functionName, lineNumber, columnOffset);
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}
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source_location(const source_location&) = default;
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source_location(source_location&&) = default;
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constexpr const char* file_name() const noexcept
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{
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return fileName;
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}
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constexpr const char* function_name() const noexcept
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{
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return functionName;
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}
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constexpr uint_least32_t line() const noexcept
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{
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return lineNumber;
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}
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constexpr std::uint_least32_t column() const noexcept
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{
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return columnOffset;
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}
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private:
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constexpr source_location(const char* fileName, const char* functionName, const uint_least32_t lineNumber,
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const uint_least32_t columnOffset) noexcept
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: fileName(fileName)
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, functionName(functionName)
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, lineNumber(lineNumber)
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, columnOffset(columnOffset)
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{
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}
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const char* fileName;
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const char* functionName;
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const std::uint_least32_t lineNumber;
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const std::uint_least32_t columnOffset;
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};
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[[nodiscard]] constexpr auto get_log_source_location(
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const source_location& location) {
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return spdlog::source_loc{location.file_name(),
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static_cast<std::int32_t>(location.line()),
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location.function_name()};
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}
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struct format_with_location {
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std::string_view value;
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spdlog::source_loc loc;
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template <typename String>
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format_with_location(const String& s, const source_location& location =
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source_location::current())
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: value{ s }, loc{ get_log_source_location(location) } {}
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};
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} // namespace nostd
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#endif |