36 lines
759 B
C
36 lines
759 B
C
/*-------------------------------------------------------------------------
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*
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* isn.h
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* PostgreSQL type definitions for ISNs (ISBN, ISMN, ISSN, EAN13, UPC)
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*
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* Author: German Mendez Bravo (Kronuz)
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* Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
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*
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* IDENTIFICATION
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* contrib/isn/isn.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef ISN_H
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#define ISN_H
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#include "fmgr.h"
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#undef ISN_DEBUG
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#define ISN_WEAK_MODE
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/*
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* uint64 is the internal storage format for ISNs.
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*/
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typedef uint64 ean13;
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#define EAN13_FORMAT UINT64_FORMAT
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#define PG_GETARG_EAN13(n) PG_GETARG_INT64(n)
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#define PG_RETURN_EAN13(x) PG_RETURN_INT64(x)
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extern void initialize(void);
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#endif /* ISN_H */
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