AcesNative+Usermode - libacessnative "works" (for some definitions)

[tpg/acess2.git] / KernelLand / Kernel / vfs / io.c

diff --git a/KernelLand/Kernel/vfs/io.c b/KernelLand/Kernel/vfs/io.c
index 1df3403..24aa78b 100644 (file)
--- a/KernelLand/Kernel/vfs/io.c
+++ b/KernelLand/Kernel/vfs/io.c
@@ -41,7 +41,8 @@ size_t VFS_Read(int FD, size_t Length, void *Buffer)
        }
 
        if( !MM_GetPhysAddr(h->Node->Type->Read) ) {
-               Log_Error("VFS", "Node type %p(%s) read method is junk %p", h->Node->Type, h->Node, h->Node->Type->TypeName,
+               Log_Error("VFS", "Node type %p(%s) read method is junk %p",
+                       h->Node->Type, h->Node, h->Node->Type->TypeName,
                        h->Node->Type->Read);
                LEAVE_RET('i', -1);
        }
@@ -98,10 +99,19 @@ size_t VFS_Write(int FD, size_t Length, const void *Buffer)
        h = VFS_GetHandle(FD);
        if(!h)  return -1;
        
-       if( !(h->Mode & VFS_OPENFLAG_WRITE) )   return -1;
-       if( h->Node->Flags & VFS_FFLAG_DIRECTORY )      return -1;
+       if( !(h->Mode & VFS_OPENFLAG_WRITE) ) {
+               LOG("FD%i not opened for writing", FD);
+               return -1;
+       }
+       if( h->Node->Flags & VFS_FFLAG_DIRECTORY ) {
+               LOG("FD%i is a director", FD);
+               return -1;
+       }
 
-       if( !h->Node->Type || !h->Node->Type->Write )   return 0;
+       if( !h->Node->Type || !h->Node->Type->Write ) {
+               LOG("FD%i has no write method", FD);
+               return 0;
+       }
 
        if( !MM_GetPhysAddr(h->Node->Type->Write) ) {
                Log_Error("VFS", "Node type %p(%s) write method is junk %p", h->Node->Type, h->Node, h->Node->Type->TypeName,