From 62dc8e4131c4d7784bd500edeaff93ed23807b5f Mon Sep 17 00:00:00 2001
From: Denis Krjuchkov <denis@crazydev.net>
Date: Thu, 5 Dec 2013 12:51:01 +0600
Subject: fs/Charset.cxx: replace \ with / when converting path to UTF-8 on
 Windows

---
 src/fs/Charset.cxx | 27 ++++++++++++++++++++++++---
 1 file changed, 24 insertions(+), 3 deletions(-)

diff --git a/src/fs/Charset.cxx b/src/fs/Charset.cxx
index 3f373a036..dcd291a2d 100644
--- a/src/fs/Charset.cxx
+++ b/src/fs/Charset.cxx
@@ -23,9 +23,12 @@
 #include "Limits.hxx"
 #include "system/FatalError.hxx"
 #include "Log.hxx"
+#include "Traits.hxx"
 
 #include <glib.h>
 
+#include <algorithm>
+
 #include <assert.h>
 #include <string.h>
 
@@ -74,13 +77,29 @@ GetFSCharset()
 	return fs_charset.empty() ? "utf-8" : fs_charset.c_str();
 }
 
+static inline void FixSeparators(std::string &s)
+{
+#ifdef WIN32
+	// For whatever reason GCC can't convert constexpr to value reference.
+	// This leads to link errors when passing separators directly.
+	auto from = PathTraitsFS::SEPARATOR;
+	auto to = PathTraitsUTF8::SEPARATOR;
+	std::replace(s.begin(), s.end(), from, to);
+#else
+	(void)s;
+#endif
+}
+
 std::string
 PathToUTF8(const char *path_fs)
 {
 	assert(path_fs != nullptr);
 
-	if (fs_charset.empty())
-		return std::string(path_fs);
+	if (fs_charset.empty()) {
+		auto result = std::string(path_fs);
+		FixSeparators(result);
+		return result;
+	}
 
 	GIConv conv = g_iconv_open("utf-8", fs_charset.c_str());
 	if (conv == reinterpret_cast<GIConv>(-1))
@@ -101,7 +120,9 @@ PathToUTF8(const char *path_fs)
 	if (ret == static_cast<size_t>(-1) || in_left > 0)
 		return std::string();
 
-	return std::string(path_utf8, sizeof(path_utf8) - out_left);
+	auto result_path = std::string(path_utf8, sizeof(path_utf8) - out_left);
+	FixSeparators(result_path);
+	return result_path;
 }
 
 char *
-- 
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