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authorBrad King <brad.king@kitware.com>2005-06-17 18:07:17 (GMT)
committerBrad King <brad.king@kitware.com>2005-06-17 18:07:17 (GMT)
commit7aa04924224123d8ea191e17fff78b033649f335 (patch)
tree35ac8b1b383052579b01faae5c28b612707f634d /Source/kwsys/Process.h.in
parent5df6d35dc6992c2deb65a034f02b6f02c3f6b673 (diff)
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ENH: Added polling feature to documentation of WaitForData.
Diffstat (limited to 'Source/kwsys/Process.h.in')
-rw-r--r--Source/kwsys/Process.h.in4
1 files changed, 3 insertions, 1 deletions
diff --git a/Source/kwsys/Process.h.in b/Source/kwsys/Process.h.in
index bd61086..26779d7 100644
--- a/Source/kwsys/Process.h.in
+++ b/Source/kwsys/Process.h.in
@@ -267,7 +267,9 @@ kwsysEXPORT void kwsysProcess_Disown(kwsysProcess* cp);
* return after reading data, the time elapsed is subtracted
* from the timeout value. If this timeout expires, the
* value is set to 0. A NULL pointer passed for this argument
- * indicates no timeout for the call.
+ * indicates no timeout for the call. A negative or zero
+ * value passed for this argument may be used for polling
+ * and will always return immediately.
*
* Return value will be one of:
*