spi_getargcount(3) centos man page | unix.com

SPI_GETARGCOUNT(3)					  PostgreSQL 9.2.7 Documentation					SPI_GETARGCOUNT(3)

NAME
       SPI_getargcount - return the number of arguments needed by a statement prepared by SPI_prepare

SYNOPSIS
       int SPI_getargcount(SPIPlanPtr plan)

DESCRIPTION
       SPI_getargcount returns the number of arguments needed to execute a statement prepared by SPI_prepare.

ARGUMENTS
       SPIPlanPtr plan
	   prepared statement (returned by SPI_prepare)

RETURN VALUE
       The count of expected arguments for the plan. If the plan is NULL or invalid, SPI_result is set to SPI_ERROR_ARGUMENT and -1 is returned.

PostgreSQL 9.2.7						    2014-02-17							SPI_GETARGCOUNT(3)