31 lines
879 B
C
31 lines
879 B
C
/*
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* Copyright owned by the Transaction Processing Performance Council.
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*
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* A copy of the license is included under extension/tpch/dbgen/LICENSE
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* in this repository.
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*
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* You may not use this file except in compliance with the License.
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*
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* THE TPC SOFTWARE IS AVAILABLE WITHOUT CHARGE FROM TPC.
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*/
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/*
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* rnd.h -- header file for use withthe portable random number generator
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* provided by Frank Stephens of Unisys
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*/
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#pragma once
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/* function protypes */
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DSS_HUGE NextRand PROTO((DSS_HUGE));
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DSS_HUGE UnifInt PROTO((DSS_HUGE, DSS_HUGE, long));
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/*
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* macros to control RNG and assure reproducible multi-stream
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* runs without the need for seed files. Keep track of invocations of RNG
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* and always round-up to a known per-row boundary.
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*/
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/*
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* preferred solution, but not initializing correctly
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*/
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#define VSTR_MAX(len) (long)(len / 5 + (len % 5 == 0) ? 0 : 1 + 1)
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