From 0690aae09d1591b65d6808e6c6c547b63ddb3ce9 Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Thu, 18 Oct 2018 00:48:07 +0200
Subject: [PATCH] Remove mostly unused writeFile implementation.

---
 libdevcore/CommonIO.cpp       | 39 -----------------------------------
 libdevcore/CommonIO.h         |  8 -------
 solc/CommandLineInterface.cpp | 10 ++++++++-
 3 files changed, 9 insertions(+), 48 deletions(-)

diff --git a/libdevcore/CommonIO.cpp b/libdevcore/CommonIO.cpp
index 1aa3504c9..cc7305754 100644
--- a/libdevcore/CommonIO.cpp
+++ b/libdevcore/CommonIO.cpp
@@ -80,45 +80,6 @@ string dev::readStandardInput()
 	return ret;
 }
 
-void dev::writeFile(std::string const& _file, bytesConstRef _data, bool _writeDeleteRename)
-{
-	namespace fs = boost::filesystem;
-	if (_writeDeleteRename)
-	{
-		fs::path tempPath = fs::unique_path(_file + "-%%%%%%");
-		writeFile(tempPath.string(), _data, false);
-		// will delete _file if it exists
-		fs::rename(tempPath, _file);
-	}
-	else
-	{
-		// create directory if not existent
-		fs::path p(_file);
-		if (!p.parent_path().empty() && !fs::exists(p.parent_path()))
-		{
-			fs::create_directories(p.parent_path());
-			try
-			{
-				fs::permissions(p.parent_path(), fs::owner_all);
-			}
-			catch (...)
-			{
-			}
-		}
-
-		ofstream s(_file, ios::trunc | ios::binary);
-		s.write(reinterpret_cast<char const*>(_data.data()), _data.size());
-		assertThrow(s, FileError, "Could not write to file: " + _file);
-		try
-		{
-			fs::permissions(_file, fs::owner_read|fs::owner_write);
-		}
-		catch (...)
-		{
-		}
-	}
-}
-
 #if defined(_WIN32)
 class DisableConsoleBuffering
 {
diff --git a/libdevcore/CommonIO.h b/libdevcore/CommonIO.h
index 928b6d159..b9f941ead 100644
--- a/libdevcore/CommonIO.h
+++ b/libdevcore/CommonIO.h
@@ -41,14 +41,6 @@ std::string readStandardInput();
 /// Retrieve and returns a character from standard input (without waiting for EOL).
 int readStandardInputChar();
 
-/// Write the given binary data into the given file, replacing the file if it pre-exists.
-/// Throws exception on error.
-/// @param _writeDeleteRename useful not to lose any data: If set, first writes to another file in
-/// the same directory and then moves that file.
-void writeFile(std::string const& _file, bytesConstRef _data, bool _writeDeleteRename = false);
-/// Write the given binary data into the given file, replacing the file if it pre-exists.
-inline void writeFile(std::string const& _file, bytes const& _data, bool _writeDeleteRename = false) { writeFile(_file, bytesConstRef(&_data), _writeDeleteRename); }
-inline void writeFile(std::string const& _file, std::string const& _data, bool _writeDeleteRename = false) { writeFile(_file, bytesConstRef(_data), _writeDeleteRename); }
 /// Converts arbitrary value to string representation using std::stringstream.
 template <class _T>
 std::string toString(_T const& _t)
diff --git a/solc/CommandLineInterface.cpp b/solc/CommandLineInterface.cpp
index e0c6a2b68..844cef901 100644
--- a/solc/CommandLineInterface.cpp
+++ b/solc/CommandLineInterface.cpp
@@ -1118,7 +1118,15 @@ void CommandLineInterface::writeLinkedFiles()
 		if (src.first == g_stdinFileName)
 			cout << src.second << endl;
 		else
-			writeFile(src.first, src.second);
+		{
+			ofstream outFile(src.first);
+			outFile << src.second;
+			if (!outFile)
+			{
+				cerr << "Could not write to file " << src.first << ". Aborting." << endl;
+				return;
+			}
+		}
 }
 
 string CommandLineInterface::libraryPlaceholderHint(string const& _libraryName)