Hi,
unused so far, but that's the obvious starting point for the entire
operation as discussed on IRC.
Corinna
* _mingw.h.in (__32LONG): Define. Explain what it's good for.
Index: _mingw.h.in
===================================================================
--- _mingw.h.in (revision 5223)
+++ _mingw.h.in (working copy)
@@ -17,6 +17,17 @@
#include "_cygwin.h"
#endif
+/* Target specific macro replacement for type "long". In the Windows API,
+ the type long is always 32 bit, even if the target is 64 bit (LLP64).
+ On 64 bit Cygwin, the type long is 64 bit (LP64). So, to get the right
+ sized definitions and declarations, all usage of type long in the Windows
+ headers have to be replaced by the below defined macro __32LONG. */
+#ifndef __LP64__ /* 32 bit target, 64 bit Mingw target */
+#define __32LONG long
+#else /* 64 bit Cygwin target */
+#define __32LONG int
+#endif
+
/* C/C++ specific language defines. */
#ifdef _WIN64
#ifdef __stdcall
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