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Re: reading long files [message #1431]

Wed, 10 November 1993 00:54

knipp
Messages: 68
Registered: January 1993

Member

In article 12269@newsserver.rrzn.uni-hannover.de, knipp@ipi.uni-hannover.de (K Knipp) writes:
>
> A more general way is to count the number of carr.returns in the file:
>
> CR_BYTE = 10b ; (p.e. for UNIX-Systems)
>
> OPENR, UNIT, FILENAME, /GET_LUN
> INFO = FSTAT(UNIT)
> I = ASSOC(UNIT, BYTARR(INFO.SIZE))
> POS = WHERE(I(0) EQ CR_BYTE)
> FREE_LUN, UNIT
>
> NOF_LINES = N_ELEMENTS(POS)
>

Sorry, but I mixed up LINEFEED and CARRIAGE RETURN. Nevertheless the code
above is correct with ascii 10, which off course is LINEFEED under UNIX.

Karl

____________________________________________________________ __________________
__ ____ __
/ // _ \ / / Karlheinz Knipp phone: +49 511 - 762 4922
/ // /_/ // / University of Hannover fax: +49 511 - 762 2483
/ // ____// / Institute for Photogrammetry
/ // / / / Nienburger Str.1
/_//_/ /_/ FRG 30167 Hannover 1 email: knipp@ipi.uni-hannover.de

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[Message index]

		Re: reading long files By: knipp on Wed, 10 November 1993 00:54
		Re: reading long files By: knipp on Mon, 08 November 1993 02:51
		Re: reading long files By: rdc on Sat, 06 November 1993 01:51

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