22 lines
419 B
C
22 lines
419 B
C
#include <postgres.h>
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#include <fmgr.h>
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Datum
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xid_to_int4(PG_FUNCTION_ARGS)
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{
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TransactionId xid = PG_GETARG_INT32(0);
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PG_RETURN_INT32(xid);
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}
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PG_FUNCTION_INFO_V1(xid_to_int4);
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/*
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* To bind this into PGSQL, try something like:
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*
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* CREATE FUNCTION xid_to_int4(xid) RETURNS int4
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* AS '/path/to/rails-port/db/functions/libpgosm', 'xid_to_int4'
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* LANGUAGE C IMMUTABLE STRICT;
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*
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* (without all the *s)
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*/
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