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Re: How to tell if I'm running IDL or PV-WAVE [message #1773 is a reply to message #1772]

Mon, 31 January 1994 08:11

knipp
Messages: 68
Registered: January 1993

Member

In article 14539@bnlux1.bnl.gov, rivers@bnlux1.bnl.gov (mark rivers) writes:
> Is there a way to find out from within a procedure whether one is running
> PV-WAVE or IDL? I need to call LINKNLOAD if I am running PV-WAVE or
> CALL_EXTERNAL if I am running IDL. The !version system variable doesn't
> seem to have this information.
>
> --
> Mark Rivers (312) 702-2279 (office)
> CARS (312) 702-9951 (secretary)
> Univ. of Chicago (312) 702-5454 (FAX)
> 5640 S. Ellis Ave.

Hi

Here's a small function returning 1 if called in IDL or 0 if not.
The basic idea is that !version.release in WAVE is 4 characters long, in
IDL 5.

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

;+
function is_idl

; function: is this IDL (or wave)
; ------------------------------------------------------------ ------------------
; START OF DESCRIPTION
;
; function IPI, U Hannover 04'93, modified 04'93
; 06'93: string-length !version.release
;
; METHOD: is this IDL (or wave)
; assumption: strlen(!version.release) = 5 (IDL)
; strlen(!version.release) = 4 (WAVE)
;
;
;
; INPUT PARAMETER: none
;
; RETURNS: 1 in case of idl [-1 in case of ERROR]
;
; INPUT KEYWORDS : none
;
; OUTPUT KEYWORDS : none
;
; EXAMPLE:
;
; print, is_idl()
;
; END OF DESCRIPTION
; ------------------------------------------------------------ ------------------
;-

ret_val = -1 ; return - value

; ------------------------------------------------------------ ------------------
; test input, no test

; ------------------------------------------------------------ ------------------
; return & end

return, strlen ( !version.release ) ne 4
end

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[Message index]

		Re: How to tell if I'm running IDL or PV-WAVE By: thompson on Mon, 31 January 1994 07:19
		Re: How to tell if I'm running IDL or PV-WAVE By: knipp on Mon, 31 January 1994 08:11
		Re: How to tell if I'm running IDL or PV-WAVE By: landers on Mon, 31 January 1994 15:21
		Re: How to tell if I'm running IDL or PV-WAVE By: offenbrg on Mon, 31 January 1994 08:00
		Re: How to tell if I'm running IDL or PV-WAVE By: sterne on Sun, 30 January 1994 17:36
		Re: How to tell if I'm running IDL or PV-WAVE By: ft on Sat, 29 January 1994 14:24

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