From 852573432fdbe567916ecc7a09662b3a44bd3cb6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emmanuel=20Beno=C3=AEt?= <tseeker@nocternity.net>
Date: Wed, 27 Dec 2017 10:22:40 +0100
Subject: [PATCH] Filesystem abstraction prototype - Windows version of Cwd()

---
 p-filesystem.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/p-filesystem.cc b/p-filesystem.cc
index 9751e00..adef205 100644
--- a/p-filesystem.cc
+++ b/p-filesystem.cc
@@ -368,10 +368,20 @@ T_FSPath Filesystem::Cwd( ) noexcept
 	// TODO windows version
 
 	T_Buffer< char > buffer{ 256 };
+#if _WIN32
+	auto req{ buffer.bytes( ) };
+	do {
+		if ( req > buffer.bytes( ) ) {
+			buffer.resize( req + 1 );
+		}
+		req = GetCurrentDirectory( buffer.bytes( ) , &buffer[ 0 ] );
+	} while ( req > buffer.bytes( ) );
+#else
 	while ( getcwd( &buffer[ 0 ] , buffer.bytes( ) ) == nullptr ) {
 		assert( errno == ERANGE );
 		buffer.resize( buffer.size( ) + 256 );
 	}
+#endif
 
 	T_FSPath path{ &buffer[ 0 ] };
 	assert( path.isValid( ) );