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authorgdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-03-17 09:01:09 +0000
committergdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-03-17 09:01:09 +0000
commit47326e33d39ac1086cd0c62a10b0a30428033335 (patch)
tree9a6cf5ec2e52e87375c2de91b75c334026f8572c /os/kernel/include
parenta1427e9a2201f3b87eace5b11ad64992197dfdf1 (diff)
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Fixed bug 3219197.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2822 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/kernel/include')
-rw-r--r--os/kernel/include/chqueues.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/os/kernel/include/chqueues.h b/os/kernel/include/chqueues.h
index 1913e8bdd..8a00f404d 100644
--- a/os/kernel/include/chqueues.h
+++ b/os/kernel/include/chqueues.h
@@ -134,7 +134,8 @@ typedef GenericQueue InputQueue;
*
* @iclass
*/
-#define chIQIsFullI(iqp) ((bool_t)(chQSpaceI(iqp) >= chQSizeI(iqp)))
+#define chIQIsFullI(iqp) ((bool_t)(((iqp)->q_wrptr == (iqp)->q_rdptr) && \
+ !chIQIsEmptyI(iqp)))
/**
* @brief Input queue read.
@@ -205,7 +206,8 @@ typedef GenericQueue OutputQueue;
*
* @iclass
*/
-#define chOQIsEmptyI(oqp) ((bool_t)(chQSpaceI(oqp) >= chQSizeI(oqp)))
+#define chOQIsEmptyI(oqp) ((bool_t)(((oqp)->q_wrptr == (oqp)->q_rdptr) && \
+ !chOQIsFullI(oqp)))
/**
* @brief Evaluates to @p TRUE if the specified output queue is full.