The MinGW.org Windows System Libraries
| Révision | d1b3b1693bdec6472d72b085b1e2651866472162 (tree) |
|---|---|
| l'heure | 2017-06-21 06:41:37 |
| Auteur | Keith Marshall <keithmarshall@user...> |
| Commiter | Keith Marshall |
Make <winnt.h> header effectively self-contained.
w32api/ChangeLog (diff)
w32api/include/winnt.h (diff)| @@ -1,3 +1,11 @@ | ||
| 1 | +2017-06-20 Keith Marshall <keithmarshall@users.sourceforge.net> | |
| 2 | + | |
| 3 | + Make <winnt.h> header effectively self-contained. | |
| 4 | + | |
| 5 | + * include/winnt.h (_WINNT_H): Defer definition unless included via... | |
| 6 | + (windef.h): ...this; include it, to enforce inclusion order, then... | |
| 7 | + [_WINNT_H]: ...re-evaluate it, to avoid recursive inclusion loop. | |
| 8 | + | |
| 1 | 9 | 2017-06-12 Keith Marshall <keithmarshall@users.sourceforge.net> |
| 2 | 10 | |
| 3 | 11 | Consolidate <winuser.h> version specific conditionals. |
| @@ -31,6 +31,16 @@ | ||
| 31 | 31 | */ |
| 32 | 32 | #ifndef _WINNT_H |
| 33 | 33 | #pragma GCC system_header |
| 34 | + | |
| 35 | +/* For effective self-containment, <winnt.h> requires <windef.h> to have | |
| 36 | + * been included, BEFORE defining the _WINNT_H repeat inclusion guard... | |
| 37 | + */ | |
| 38 | +#include <windef.h> | |
| 39 | +/* ...but this has the unfortunate side effect that <windef.h> may then | |
| 40 | + * recursively include <winnt.h>; retest the inclusion guard, to break | |
| 41 | + * out of any ensuing recursive inclusion loop. | |
| 42 | + */ | |
| 43 | +#ifndef _WINNT_H | |
| 34 | 44 | #define _WINNT_H |
| 35 | 45 | |
| 36 | 46 | #include <winerror.h> |
| @@ -4324,4 +4334,5 @@ static FORCEINLINE void MemoryBarrier (void) | ||
| 4324 | 4334 | _END_C_DECLS |
| 4325 | 4335 | |
| 4326 | 4336 | #endif /* ! RC_INVOKED */ |
| 4337 | +#endif /* !_WINNT_H: internal recursion break */ | |
| 4327 | 4338 | #endif /* !_WINNT_H: $RCSfile$: end of file */ |
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