[Bug 169] New: Compilation of module fails with -unittest

[Don Clugston]

There's no CreateEvent() function in Windows.
It's CreateEventW() or CreateEventA(), which then get aliased:

extern (Windows)
{
          HANDLE CreateEventW(
...
}
alias CreateEventW CreateEvent;



d-bugmail at puremagic.com wrote:
> http://d.puremagic.com/bugzilla/show_bug.cgi?id=169
> 
>            Summary: Compilation of module fails with -unittest
>            Product: D
>            Version: 0.159
>           Platform: PC
>         OS/Version: Windows
>             Status: NEW
>           Severity: normal
>           Priority: P2
>          Component: DMD
>         AssignedTo: bugzilla at digitalmars.com
>         ReportedBy: CppCoder at gmail.com
> 
> 
> module eventpool;
> 
> import std.c.windows.windows;
> 
> extern (Windows)
> {
>         HANDLE CreateEvent(
>                 LPSECURITY_ATTRIBUTES lpEventAttributes,
>                 BOOL bManualReset,
>                 BOOL bInitialState,
>                 LPCTSTR lpName
>         );
> 
>         BOOL SetEvent(
>                 HANDLE hEvent
>         );
> 
>         BOOL ResetEvent(
>                 HANDLE hEvent
>         );
> }
> 
> class Event
> {
>         public HANDLE event;
> 
>         public this( bool manualReset, bool initialState )
>         {
>                 event = CreateEvent( null, manualReset, initialState, null );
>         }
> 
>         public this()
>         {
>                 this( true, false );
>         }
> 
>         public ~this()
>         {
>                 CloseHandle( event );
>         }
> 
>         bool signalled()
>         {
>                 ulong waitRes;
>                 waitRes = WaitForSingleObject( event, 0 );
> 
>                 return (waitRes == WAIT_OBJECT_0);
>         }
> 
>         void signalled( bool isSignalled )
>         {
>                 if ( isSignalled )
>                 {
>                         SetEvent( event );
>                 }
>                 else
>                 {
>                         ResetEvent( event );
>                 }
>         }
> 
>         unittest
>         {
>                 Event ev = new Event();
>                 ev.signalled = true;
>                 assert( ev.signalled == true );
>                 ev.signalled = false;
>                 assert( ev.signalled == false );
> 
>                 delete ev;
>         }
> }
> 
> when compiling with "-unittest":
> eventpool.obj(eventpool)
>  Error 42: Symbol Undefined _CreateEvent at 16
> --- errorlevel 1
> 
>