gerwitz@hpcore.kodak.com (Paul Gerwitz) (08/09/90)
Here is an interesting phenomena for you u**x hackers. Below are two variations of the same script which takes a news article and strips out the subject line for use later. The second variation was created because the csh on a different machine would not take the origonal script. The question is "why won't this one script work on both machines. File 1 Origonal script works on Decstation 3100 @ Ultrix 3.0 DOES NOT WORK on HP835 at HP-UX 7.0 #!/bin/csh -f # Command to print stdin with a Subject: line set title=`tee temporary | sed -e '/^Subject: /\\!d\\\ s/Subject: //'` echo $title ------------------------------------------------------- File 2 Modified origonal Works on HP-UX DOES NOT WORK on Ultrix #!/bin/csh -f set title="`tee temporary | sed -e '/^Subject: /\\!d \\ s/Subject: //'`" echo $title The script is run as such: file1 < testdata Here is the test data file: From eastman!kodak!rochester!cornell!mailrus!cs.utexas.edu!uunet!pilchuck!ssc!tad Tue Aug 7 08:17:53 1990 Article 12754 of rec.ham-radio: Path: eastman!kodak!rochester!cornell!mailrus!cs.utexas.edu!uunet!pilchuck!ssc!tad >From: tad@ssc.UUCP (Tad Cook) Newsgroups: rec.ham-radio Subject: AMSAT News, 8/4/90 Keywords: Ham satellite news Message-ID: <971@ssc.UUCP> Date: 6 Aug 90 05:29:45 GMT Organization: very little Lines: 682 -- +----------------------------------------------------------------------------+ | Paul F Gerwitz WA2WPI | SMTP: gerwitz@kodak.com | | Eastman Kodak Co | UUCP: ..uunet!atexnet!kodak!eastman!gerwitz | +----------------------------------------------------------------------------+