Signed-off-by: Peter Hutterer <[email protected]>
---
Xext/geext.c | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/Xext/geext.c b/Xext/geext.c
index b37c1a0..3c4e640 100644
--- a/Xext/geext.c
+++ b/Xext/geext.c
@@ -49,6 +49,7 @@ static const int version_requests[] = {
static void SGEGenericEvent(xEvent* from, xEvent* to);
#define NUM_VERSION_REQUESTS (sizeof (version_requests) / sizeof
(version_requests[0]))
+#define EXT_MASK(ext) ((ext) & 0x7F)
/************************************************************/
/* request handlers */
@@ -191,8 +192,8 @@ SGEGenericEvent(xEvent* from, xEvent* to)
return;
}
- if (GEExtensions[gefrom->extension & 0x7F].evswap)
- GEExtensions[gefrom->extension & 0x7F].evswap(gefrom, geto);
+ if (GEExtensions[EXT_MASK(gefrom->extension)].evswap)
+ GEExtensions[EXT_MASK(gefrom->extension)].evswap(gefrom, geto);
}
/* Init extension, register at server.
@@ -241,11 +242,11 @@ void
GERegisterExtension(int extension,
void (*ev_swap)(xGenericEvent* from, xGenericEvent* to))
{
- if ((extension & 0x7F) >= MAXEXTENSIONS)
+ if ((EXT_MASK(extension)) >= MAXEXTENSIONS)
FatalError("GE: extension > MAXEXTENSIONS. This should not happen.\n");
/* extension opcodes are > 128, might as well save some space here */
- GEExtensions[extension & 0x7f].evswap = ev_swap;
+ GEExtensions[EXT_MASK(extension)].evswap = ev_swap;
}
--
1.7.4.2
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