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tjp/core/file/writeSegmentsToFile.cpp

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+// TJP COPYRIGHT HEADER
+
+#include "writeSegmentsToFile.h"
+
+#include <iostream>
+#include <fstream>
+
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#include <tjp/core/exception/Exception.hpp>
+#include <tjp/core/system/System.h>
+
+#include <tjp/core/string/to_string.hpp>
+#include "../random/Random.h"
+
+#include <utime.h>
+ 
+namespace tjp {
+namespace core {
+namespace file {
+
+bool writeSegmentsToFile(const StringView &path_, const StackArray<containers::MemorySegment<u8>> &segments, const WriteOptions &options)
+{
+	auto path = String(path_);
+	auto extension = "." + core::to_string(core::StandardRandom.next<u32>());
+	auto temporary = path + extension;
+	
+	std::ofstream file(temporary, std::ios::binary);
+	if (!file)
+		return false;
+		
+	for (auto &contents: segments)
+		file.write((char *)contents.data(), contents.size());
+		
+	file.close();
+	
+	remove(path.c_str());
+	if (rename(temporary.c_str(), path.c_str()))
+		return false;
+		
+	if (options.lastModifiedTime)
+	{
+		setFileLastModifiedTime(path, options.lastModifiedTime);
+	}
+	
+	return true;
+}
+
+
+} // namespace
+} // namespace
+} // namespace