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Full Discussion: awk to indent file outout
Top Forums Shell Programming and Scripting awk to indent file outout Post 302685145 by SkySmart on Friday 10th of August 2012 09:39:29 PM
Old 08-10-2012
Quote:
Originally Posted by Don Cragun
In your input the second field is sometimes "===" and sometimes "====", but you show "====" on all of your output lines. Assuming you want to maintain what is in the input fields and just align the output, the following might work:
Code:
awk '   {
        f1[NR]=$1
        f2[NR]=$2
        f3[NR]=$3
        if (length($1) > max1) max1=length($1)
        if (length($2) > max2) max2=length($2)
}
END     {
        fmt=sprintf("%%-%ds %%-%ds %%s\n",max1,max2)
        for (i=1; i<=NR; i++) printf(fmt,f1[i],f2[i],f3[i])
}' file...

but I would be nervous about doing this for "large" input files.
sorry about that. i meant to have all of them to be "===="

but why would u be nervous about doing this for large input files? is there a better solution?
 

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LEARN ABOUT DEBIAN

wcstools

wcstools(1)						      General Commands Manual						       wcstools(1)

Name
       wcstools - Programs to access image world coordinate systems and catalogs

Setting an Image World Coordinate System
       imwcs  Automatically  find stars in a FITS or IRAF image, match them to HST Guide USNO A or USNO UJ Stars, compute the relation between sky
	      coordinates and image coordinates, and write in in the image header. [after U of Iowa SETWCS]

       delwcs Delete the WCS keywords from an image. If both EPOCH and EQUINOX are present, EQUINOX is also deleted.

Using an Image World Coordinate System
       imcat  List catalog sources which should be found in the area of the sky covered by a specific image.

       imsize Print center and size of image using WCS keywords in header

       imstar Find and list the n brightest stars in an IRAF or FITS image, with their sky coordinates if there is WCS information  in	the  image
	      header.

       sky2xy Print image pixel coordinates for given sky coordinates on the command line or in a list file.

       xy2sky Print sky coordinates for given image pixel coordinates on the command line or in a list file.

Catalog Utility Programs
       scat   Search the HST GSC, USNO-A2.0, or other catalog given a region on the sky.

       skycoor
	      Convert between J2000, B1950, and Galactic coordinates from the command line or a file.

Image Utility Programs
       addpix Add a constant value(s) to specified pixel(s)

       edhead Edit the header of a FITS file or the user parameters of an IRAF image file using a the text editor specified by the EDITOR environ-
	      ment variable.

       gethead
	      Return values for keyword(s) specified after filename.

       getpix Return value(s) of specified pixel(s)

       i2f    Read two-dimensional IRAF image file and write FITS image file

       imhead Print FITS or IRAF header

       imrot  Rotate and/or reflect FITS or IRAF image files

       setpix Set specified pixel(s) to specified value(s)

       sethead
	      Set header parameters in FITS or IRAF images.

       subpix Subtract a constant value(s) from specified pixel(s)

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

6 July 2001							     WCSTools							       wcstools(1)
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