andreacavalli/xserver-multidpi
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Use const cast in BitIsOn macro to avoid angering gcc

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Fixes gcc warnings such as:
inpututils.c: In function 'valuator_mask_isset':
inpututils.c:498:5: warning: cast discards qualifiers from pointer target type
inpututils.c: In function 'CountBits':
inpututils.c:613:9: warning: cast discards qualifiers from pointer target type

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Jamey Sharp <jamey@minilop.net>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Alan Coopersmith 2011-12-12 16:49:33 -08:00
parent 99dfe9b1de
commit 79d09647d8
1 changed files with 1 additions and 1 deletions
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include/inputstr.h
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@ -57,7 +57,7 @@ SOFTWARE.
#include "geext.h"
#include "privates.h"
#define BitIsOn(ptr, bit) (!!(((BYTE *) (ptr))[(bit)>>3] & (1 << ((bit) & 7))))
#define BitIsOn(ptr, bit) (!!(((const BYTE *) (ptr))[(bit)>>3] & (1 << ((bit) & 7))))
#define SetBit(ptr, bit) (((BYTE *) (ptr))[(bit)>>3] |= (1 << ((bit) & 7)))
#define ClearBit(ptr, bit) (((BYTE *)(ptr))[(bit)>>3] &= ~(1 << ((bit) & 7)))
extern _X_EXPORT int CountBits(const uint8_t *mask, int len);