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-rw-r--r--NorthstarDLL/include/spdlog/details/file_helper-inl.h147
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diff --git a/NorthstarDLL/include/spdlog/details/file_helper-inl.h b/NorthstarDLL/include/spdlog/details/file_helper-inl.h
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+// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
+// Distributed under the MIT License (http://opensource.org/licenses/MIT)
+
+#pragma once
+
+#ifndef SPDLOG_HEADER_ONLY
+#include <spdlog/details/file_helper.h>
+#endif
+
+#include <spdlog/details/os.h>
+#include <spdlog/common.h>
+
+#include <cerrno>
+#include <chrono>
+#include <cstdio>
+#include <string>
+#include <thread>
+#include <tuple>
+
+namespace spdlog {
+namespace details {
+
+SPDLOG_INLINE file_helper::~file_helper()
+{
+ close();
+}
+
+SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate)
+{
+ close();
+ filename_ = fname;
+
+ auto *mode = SPDLOG_FILENAME_T("ab");
+ auto *trunc_mode = SPDLOG_FILENAME_T("wb");
+
+ for (int tries = 0; tries < open_tries_; ++tries)
+ {
+ // create containing folder if not exists already.
+ os::create_dir(os::dir_name(fname));
+ if (truncate)
+ {
+ // Truncate by opening-and-closing a tmp file in "wb" mode, always
+ // opening the actual log-we-write-to in "ab" mode, since that
+ // interacts more politely with eternal processes that might
+ // rotate/truncate the file underneath us.
+ std::FILE *tmp;
+ if (os::fopen_s(&tmp, fname, trunc_mode))
+ {
+ continue;
+ }
+ std::fclose(tmp);
+ }
+ if (!os::fopen_s(&fd_, fname, mode))
+ {
+ return;
+ }
+
+ details::os::sleep_for_millis(open_interval_);
+ }
+
+ throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", errno);
+}
+
+SPDLOG_INLINE void file_helper::reopen(bool truncate)
+{
+ if (filename_.empty())
+ {
+ throw_spdlog_ex("Failed re opening file - was not opened before");
+ }
+ this->open(filename_, truncate);
+}
+
+SPDLOG_INLINE void file_helper::flush()
+{
+ std::fflush(fd_);
+}
+
+SPDLOG_INLINE void file_helper::close()
+{
+ if (fd_ != nullptr)
+ {
+ std::fclose(fd_);
+ fd_ = nullptr;
+ }
+}
+
+SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf)
+{
+ size_t msg_size = buf.size();
+ auto data = buf.data();
+ if (std::fwrite(data, 1, msg_size, fd_) != msg_size)
+ {
+ throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno);
+ }
+}
+
+SPDLOG_INLINE size_t file_helper::size() const
+{
+ if (fd_ == nullptr)
+ {
+ throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_));
+ }
+ return os::filesize(fd_);
+}
+
+SPDLOG_INLINE const filename_t &file_helper::filename() const
+{
+ return filename_;
+}
+
+//
+// return file path and its extension:
+//
+// "mylog.txt" => ("mylog", ".txt")
+// "mylog" => ("mylog", "")
+// "mylog." => ("mylog.", "")
+// "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt")
+//
+// the starting dot in filenames is ignored (hidden files):
+//
+// ".mylog" => (".mylog". "")
+// "my_folder/.mylog" => ("my_folder/.mylog", "")
+// "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt")
+SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension(const filename_t &fname)
+{
+ auto ext_index = fname.rfind('.');
+
+ // no valid extension found - return whole path and empty string as
+ // extension
+ if (ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1)
+ {
+ return std::make_tuple(fname, filename_t());
+ }
+
+ // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile"
+ auto folder_index = fname.find_last_of(details::os::folder_seps_filename);
+ if (folder_index != filename_t::npos && folder_index >= ext_index - 1)
+ {
+ return std::make_tuple(fname, filename_t());
+ }
+
+ // finally - return a valid base and extension tuple
+ return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index));
+}
+
+} // namespace details
+} // namespace spdlog