Redirect console output to Visual Studio debugger panel

- Or to logfile for the release build

src/tools/debugout.win.cpp

@@ -0,0 +1,38 @@
+
+#include <sstream>
+#include <iostream>
+#include <Windows.h>
+
+// Debugger streambuf adapted from here: <http://www.codeproject.com/Articles/1053/Using-an-output-stream-for-debugging>
+
+template <class CharT, class TraitsT = std::char_traits<CharT>>
+class basic_debugbuf : public std::basic_stringbuf<CharT, TraitsT> {
+public:
+	virtual ~basic_debugbuf() {
+		sync();
+	}
+protected:
+	int sync() {
+		output_debug_string(str().c_str());
+		str(std::basic_string<CharT>()); // Clear the string buffer
+		return 0;
+	}
+
+	void output_debug_string(const CharT *text);
+};
+
+template<> void basic_debugbuf<char>::output_debug_string(const char *text) {
+	OutputDebugStringA(text);
+}
+
+template<> void basic_debugbuf<wchar_t>::output_debug_string(const wchar_t *text) {
+	OutputDebugStringW(text);
+}
+
+static basic_debugbuf<char> dbg_buf;
+static basic_debugbuf<char> dbg_err_buf;
+
+void set_debug_buffers() {
+	std::cout.rdbuf(&dbg_buf);
+	std::cerr.rdbuf(&dbg_err_buf);
+}

src/tools/fileio.cpp

@@ -53,9 +53,24 @@ cursor_type arrow_curs[3][3] = {
 };
 
 #include <stdexcept>
+std::filebuf logfile;
 
 void init_directories(const char* exec_path) {
 	progDir = fs::canonical(exec_path);
+#ifdef _MSC_VER
+#ifdef DEBUG
+	void set_debug_buffers();
+	set_debug_buffers();
+#else
+	std::string logpath = (progDir.parent_path()/"bladeslog.txt").string();
+	logfile.open(logpath.c_str(), std::ios::out);
+	std::cout.rdbuf(&logfile);
+	std::cerr.rdbuf(&logfile);
+#endif
+	std::cout << "Testing cout" << std::endl;
+	std::cerr << "Testing cerr" << std::endl;
+	sf::err().rdbuf(std::cerr.rdbuf());
+#endif
 #ifdef __APPLE__
 	// Need to back up out of the application package
 	// We're pointing at .app/Contents/MacOS/exec_name, so back out three steps