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Full Discussion: Need Parameters Help.
Top Forums Shell Programming and Scripting Need Parameters Help. Post 302076023 by james2006 on Thursday 8th of June 2006 09:39:40 AM
Old 06-08-2006
Data Need Parameters Help.

I can test for one parameter but anything more then that and I get an Error.

I forgot I run this batch in a shell
#!/bin/sh
-------------------------------------------------------------------------

Write a batch program that accepts a keyword as a parameter and finds all the files containing that keyword. Display the lines found and the number of hits.

Adjust the batch program to accept 1, 2 or 3 parameters.

If 1 parameter exists, we may assume we are looking for the word supplied.

If 2 parameters exist, we are looking for files having both keywords.


(this is harder)
If 3 parameters exist, test the second one for the values
and
or
-v
and search accordingly. These are the only values accepted as the second parameter when 3 parameters are present.



Anyhelp would be greatly appreciated.
Thank You
James

Last edited by james2006; 06-08-2006 at 10:49 AM..
 

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keyhead(1)						      General Commands Manual							keyhead(1)

Name
       keyhead - Change FITS or IRAF header keyword names

Synopsis
       keyhead [-hknv] <FITS or IRAF file> kw1=kw1a kw2=kwd2a ... kwn=kwdna

Description
       Change the names of keywords in FITS or IRAF image headers.  Each current image keyword whose entry is to be modified should be followed by
       an equal sign and a second keyword, with no intervening spaces.	If the -r option is used, the value of the second keyword is transfered to
       that  of the first. Otherwise, the name of the first keyword is changed to the second keyword.  To change keywords in a list of files, sub-
       stitute @<listfile> for the file names on the command line.  To change a lot of keywords, put them, one pair separated by an = sign with no
       spaces  per  line, in a file and substitute @<keylistfile> on the command line.	If two @ commands are present, the program will figure out
       which contains file names and which contains keywords.  Lines in a keyword list file which do not contain an = are ignored.

Options
       -h     Write HISTORY line into output header with sethead version, current date and time, and names of keywords set.

       -k     Write KEYHEAD keyword into output header with the keyhead version, current date and time, and names  of  keywords  whose	names  are
	      changed.	If a KEYHEAD keyword already exists, move the old value to a HISTORY line before writing the new value

       -n     Write a new file with an added "e" before the extension.

       -r letter
	      Replace  value of 1st keyword with value of 2nd keyword instead of changing the name of the 1st keyword to the 2nd keyword.  The 2nd
	      keyword remains in the header.  If the 1st keyword does not exist in the header, it is created.

       -v     Print confirmations of each keyword change.

Web Page
       http://tdc-www.harvard.edu/software/wcstools/keyhead.html

Author
       Doug Mink, SAO (dmink@cfa.harvard.edu)

6 July 2001							     WCSTools								keyhead(1)
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