prepare for ins preview in system file picker

extern/nfd-modified/src/include/nfd.h

@@ -10,10 +10,6 @@
 #ifndef _NFD_H
 #define _NFD_H
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 #include <stddef.h>
 
 /* denotes UTF-8 char */
@@ -66,9 +62,4 @@ nfdchar_t  *NFD_PathSet_GetPath( const nfdpathset_t *pathSet, size_t index );
 /* Free the pathSet */    
 void        NFD_PathSet_Free( nfdpathset_t *pathSet );
 
-
-#ifdef __cplusplus
-}
-#endif
-
 #endif

extern/nfd-modified/src/nfd_cocoa.mm

@@ -8,6 +8,12 @@
 #include "nfd.h"
 #include "nfd_common.h"
 
+// this language is a mess!
+// who thought it was a good idea to combine Objective-C and C++ together
+// when you could just have used C++ and call it a day!!!
+//
+// might as well make Objective-Ruswift++...
+
 static NSArray *BuildAllowedFileTypes( const char *filterList )
 {
     // Commas and semicolons are the same thing on this platform

extern/nfd-modified/src/nfd_common.h

@@ -14,10 +14,6 @@
 
 #include <stdint.h>
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 #define NFD_MAX_STRLEN 256
 #define _NFD_UNUSED(x) ((void)x)
 
@@ -30,10 +26,6 @@ void   NFDi_SetError( const char *msg );
 int    NFDi_SafeStrncpy( char *dst, const char *src, size_t maxCopy );
 int32_t NFDi_UTF8_Strlen( const nfdchar_t *str );
 int    NFDi_IsFilterSegmentChar( char ch );
-    
-#ifdef __cplusplus
-}
-#endif
 
 
 #endif

extern/nfd-modified/src/nfd_win.cpp

@@ -423,6 +423,7 @@ nfdresult_t NFD_OpenDialog( const nfdchar_t *filterList,
     }    
 
     // Show the dialog.
+    // TODO: pass the Furnace window here
     result = fileOpenDialog->Show(NULL);
     if ( SUCCEEDED(result) )
     {