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Date:         Tue, 25 Mar 2003 16:16:09 -0800
Reply-To:     "William W. Viergever" <wwvierg@ATTGLOBAL.NET>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         "William W. Viergever" <wwvierg@ATTGLOBAL.NET>
Subject:      Re: Classic Mistake
Comments: To: Kevin Myers <KevinMyers@AUSTIN.RR.COM>
In-Reply-To:  <065201c2f32a$b03f9c50$6dc8a8c0@speedy>
Content-Type: text/plain; charset="us-ascii"; format=flowed

Double dots? .....

At 06:00 PM 03/25/2003 -0600, Kevin Myers wrote:

>Iam - > >Whew! Boy Ian, that's a good one. I hate to say it, but I'm stumped >without further testing. At first I thought that there might be a problem >with resolution of &dirdata at macro compile time rather than execution >time, but after some testing that doesn't seem to be the case. In fact, >this macro seems to work fine on my system, though I commented out the proc >copy and just ran with options mprint for testing. The only other thing >that I can see which might be an issue is that there is no run statement, >but I wouldn't think that should be a real problem either. What am I >missing??? > >s/KAM > > >----- Original Message ----- >From: "Ian Whitlock" <WHITLOI1@WESTAT.COM> >Newsgroups: bit.listserv.sas-l >To: <SAS-L@LISTSERV.UGA.EDU> >Sent: Tuesday, March 25, 2003 3:52 PM >Subject: Classic Mistake > > > > A colleague came this afternoon with a problem. She is converting version >6 > > data to version 8 data in preparation for a move to from HP-Unix to Linux. > > She had a program like the following. > > > > %macro convert ; > > libname v6 v6 "&dirdata\v6"; > > libname v8 v8 "&dirdata"; > > > > proc copy in = v6 out = v8; > > %mend ; > > > > %let dirdata=\home2\data1; %convert; > > %let dirdata=\home2\data2; %convert; > > /* > > <more of the same> > > */ > > > > The problem was that the first version 6 library was not getting >converted. > > She was running in batch mode. Why? It is an important lesson to > > understand about macro. I am ashamed to say I spent more time thinking > > questioning thoughts about SAS than should be needed before recognizing >the > > error (perhaps because I found the style of code so different from mine). > > If you want to test you can run on any system, just make sure that there >are > > many lines of code commented out and use good directory names for your > > system. > > > > IanWhitlock@westat.com > >

------------------------------------------------------------ William W. Viergever Voice : (916) 483-8398 Viergever & Associates Fax : (916) 486-1488 Sacramento, CA 95825 E-mail : wwvierg@attglobal.net ------------------------------------------------------------


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