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Fnum (3FML)

Name

Fnum, Fnum32-return count of all occurrences in buffer

Synopsis

#include <stdio.h> 
#include "fml.h"  
 
FLDOCC  
Fnum(FBFR *fbfr)  
 
#include "fml32.h"  
 
FLDOCC32  
Fnum32(FBFR32 *fbfr)

Description

Fnum() returns the number of fields contained in the specified buffer. fbfr is a pointer to a fielded buffer.

Fnum32 is used with 32-bit FML.

Return Values

This function returns -1 on error and sets Ferror to indicate the error condition.

Errors

Under the following conditions, Fnum() fails and sets Ferror to:

[FALIGNERR]

"fielded buffer not aligned"
The buffer does not begin on the proper boundary.

[FNOTFLD]

"buffer not fielded"
The buffer is not a fielded buffer or has not been initialized by Finit().

See Also

Fintro(3), Foccur(3), Fpres(3)

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