1 files changed, 51 insertions, 8 deletions

diff --git a/src/3rdParty/efsw/FileSystem.cpp b/src/3rdParty/efsw/FileSystem.cpp
index 867f120..1ed346c 100755..100644
--- a/src/3rdParty/efsw/FileSystem.cpp
+++ b/src/3rdParty/efsw/FileSystem.cpp
@@ -1,10 +1,19 @@
+#include <cstring>
 #include <efsw/FileSystem.hpp>
 #include <efsw/platform/platformimpl.hpp>
+#include <climits>
 
 #if EFSW_OS == EFSW_OS_MACOSX
 #include <CoreFoundation/CoreFoundation.h>
 #endif
 
+#if EFSW_OS == EFSW_OS_WIN
+#ifndef WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN
+#endif
+#include <windows.h>
+#endif
+
 namespace efsw {
 
 bool FileSystem::isDirectory( const std::string& path ) {
@@ -26,13 +35,13 @@ bool FileSystem::slashAtEnd( std::string& dir ) {
 }
 
 void FileSystem::dirAddSlashAtEnd( std::string& dir ) {
-        if ( dir.size() > 1 && dir[dir.size() - 1] != getOSSlash() ) {
+        if ( dir.size() >= 1 && dir[dir.size() - 1] != getOSSlash() ) {
                 dir.push_back( getOSSlash() );
         }
 }
 
 void FileSystem::dirRemoveSlashAtEnd( std::string& dir ) {
-        if ( dir.size() > 1 && dir[dir.size() - 1] == getOSSlash() ) {
+        if ( dir.size() >= 1 && dir[dir.size() - 1] == getOSSlash() ) {
                 dir.erase( dir.size() - 1 );
         }
 }
@@ -91,13 +100,30 @@ std::string FileSystem::precomposeFileName( const std::string& name ) {
 
         CFStringNormalize( cfMutable, kCFStringNormalizationFormC );
 
-        char c_str[255 + 1];
-        CFStringGetCString( cfMutable, c_str, sizeof( c_str ) - 1, kCFStringEncodingUTF8 );
-
-        CFRelease( cfStringRef );
-        CFRelease( cfMutable );
+        const char* c_str = CFStringGetCStringPtr( cfMutable, kCFStringEncodingUTF8 );
+        if ( c_str != NULL ) {
+                std::string result( c_str );
+                CFRelease( cfStringRef );
+                CFRelease( cfMutable );
+                return result;
+        }
+        CFIndex length = CFStringGetLength( cfMutable );
+        CFIndex maxSize = CFStringGetMaximumSizeForEncoding( length, kCFStringEncodingUTF8 );
+        if ( maxSize == kCFNotFound ) {
+                CFRelease( cfStringRef );
+                CFRelease( cfMutable );
+                return std::string();
+        }
 
-        return std::string( c_str );
+        std::string result( maxSize + 1, '\0' );
+        if ( CFStringGetCString( cfMutable, &result[0], result.size(), kCFStringEncodingUTF8 ) ) {
+                result.resize( std::strlen( result.c_str() ) );
+                CFRelease( cfStringRef );
+                CFRelease( cfMutable );
+        } else {
+                result.clear();
+        }
+        return result;
 #else
         return name;
 #endif
@@ -115,4 +141,21 @@ std::string FileSystem::getCurrentWorkingDirectory() {
         return Platform::FileSystem::getCurrentWorkingDirectory();
 }
 
+std::string FileSystem::getRealPath( const std::string& path ) {
+        std::string realPath;
+#if defined( EFSW_PLATFORM_POSIX )
+        char dir[PATH_MAX];
+        realpath( path.c_str(), &dir[0] );
+        realPath = std::string( dir );
+#elif EFSW_OS == EFSW_OS_WIN
+        wchar_t dir[_MAX_PATH + 1];
+        GetFullPathNameW( String::fromUtf8( path ).toWideString().c_str(), _MAX_PATH, &dir[0],
+                                          nullptr );
+        realPath = String( dir ).toUtf8();
+#else
+#warning FileSystem::getRealPath() not implemented on this platform.
+#endif
+        return realPath;
+}
+
 } // namespace efsw