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Re: Mark directory for exclusion from !PATH [message #38142 is a reply to message #38125]

Sun, 22 February 2004 16:11

andrew.cool
Messages: 47
Registered: July 2003

Member

JD Smith <jdsmith@as.arizona.edu> wrote in message news:<pan.2004.02.20.23.58.16.472234@as.arizona.edu>...
> On Fri, 20 Feb 2004 17:00:58 -0500, Wayne Landsman wrote:
>
>> JD Smith wrote:
> I just whipped up a little routine to let me mark directories which
> contain a file IDL_IGNORE. These directories, and, optionally, all
> their subdirectories, are then removed from the !PATH. I call it at
> startup and it works a treat. Now I can just keep everything in
> ~/idl, make !PATH start with +~/idl, and mark and unmark directories
> with a simple file: no more futzing with !PATH.
>
> JD
>
> pro prune_idl_ignore,RECURSIVE=rcrsv
> dirs=strsplit(!PATH,':',/EXTRACT)
> sweep=file_test(dirs+path_sep()+'IDL_IGNORE',/REGULAR)
> if keyword_set(rcrsv) then begin
> wh=where(sweep,cnt)
> if cnt gt 0 then begin
> for i=0,cnt-1 do begin
> wh_root=where(strpos(dirs,dirs[wh[i]]) eq 0,root_cnt)
> if root_cnt gt 0 then sweep[wh_root]=1b
> endfor
> endif
> endif
> good=where(sweep eq 0,ngood)
> if ngood eq 0 then return
> !PATH=strjoin(dirs[good],':')
> end

JD,

Under Windows (IDL v6.0) at least, dirs=strsplit(!PATH,':',/EXTRACT) returns
directory strings in this format :- \IDL\ZZZ_camdemo\;C
whereas using a semi-colon to split the Path returns :-
C:\IDL\ZZZ_camdemo\, which works a whole lot better ... ;-)

The STRJOIN could do with a ';' too.

Andrew

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[Message index]

		Re: Mark directory for exclusion from !PATH By: JD Smith on Mon, 23 February 2004 08:23
		Re: Mark directory for exclusion from !PATH By: andrew.cool on Sun, 22 February 2004 16:11
		Re: Mark directory for exclusion from !PATH By: JD Smith on Fri, 20 February 2004 15:58
		Re: Mark directory for exclusion from !PATH By: Wayne Landsman on Fri, 20 February 2004 14:00

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