SplStdQueryLength: Difference between revisions
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Created page with "SpStdQueryLength returns the number of data bytes in the PM_Q_STD buffer identified by hstd. ==Syntax== SplStdQueryLength(hstd); ==Parameters== ; hstd (HSTD) - input : Th..." |
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Revision as of 20:46, 19 November 2019
SpStdQueryLength returns the number of data bytes in the PM_Q_STD buffer identified by hstd.
Syntax
SplStdQueryLength(hstd);
Parameters
- hstd (HSTD) - input
- The handle to the PM_Q_STD buffer.
Return Code
- rc (LONG) - returns
- Return codes.
This function returns the size of hstd (cBytes) or SPL_ERROR, if an error occurred.
Example Code
#include <os2.h> HSTD hstd; /* The handle to the PM_Q_STD buffer. */ LONG rc; /* Return codes. */ rc = SplStdQueryLength(hstd);