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Top Forums Shell Programming and Scripting Including variable in sort command Post 302901905 by ncwxpanther on Friday 16th of May 2014 09:53:37 AM
Old 05-16-2014
Thanks to all for the reply

I discovered that my environment variables were set up in a way to for awk to handle properly, but not the sort command.

Here is the code that works for me.

Code:
sort -k${column} -n  file | awk ''${awkcol}' != prev { rank = NR }{ print $1, '${awkcol}', rank ; prev = '${awkcol}' }'

 

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mlib_ImageRankFilter7x7_Fp(3MLIB)			    mediaLib Library Functions				 mlib_ImageRankFilter7x7_Fp(3MLIB)

NAME
mlib_ImageRankFilter7x7_Fp - 7x7 rank filter SYNOPSIS
cc [ flag... ] file... -lmlib [ library... ] #include <mlib.h> mlib_status mlib_ImageRankFilter7x7_Fp(mlib_image *dst, const mlib_image *src, mlib_s32 rank); DESCRIPTION
The mlib_ImageRankFilter7x7_Fp() function performs floating-point 7x7 rank filtering on an image. Each pixel of the destination image is the pixel with the user-specified rank in the filter window. The source and destination images must be single-channel images. PARAMETERS
The function takes the following arguments: dst Pointer to destination image. src Pointer to source image. rank The rank of the destination pixel. The pixel with minimum value is designated rank 0. RETURN VALUES
The function returns MLIB_SUCCESS if successful. Otherwise it returns MLIB_FAILURE. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Interface Stability |Evolving | +-----------------------------+-----------------------------+ |MT-Level |MT-Safe | +-----------------------------+-----------------------------+ SEE ALSO
mlib_ImageMaxFilter3x3(3MLIB), mlib_ImageMaxFilter3x3_Fp(3MLIB), mlib_ImageMaxFilter5x5(3MLIB), mlib_ImageMaxFilter5x5_Fp(3MLIB), mlib_ImageMaxFilter7x7(3MLIB), mlib_ImageMaxFilter7x7_Fp(3MLIB), mlib_ImageMedianFilter3x3(3MLIB), mlib_ImageMedianFilter3x3_Fp(3MLIB), mlib_ImageMedianFilter3x3_US(3MLIB), mlib_ImageMedianFilter5x5(3MLIB), mlib_ImageMedianFilter5x5_Fp(3MLIB), mlib_ImageMedianFil- ter5x5_US(3MLIB), mlib_ImageMedianFilter7x7(3MLIB), mlib_ImageMedianFilter7x7_Fp(3MLIB), mlib_ImageMedianFilter7x7_US(3MLIB), mlib_ImageMe- dianFilterMxN(3MLIB), mlib_ImageMedianFilterMxN_Fp(3MLIB), mlib_ImageMedianFilterMxN_US(3MLIB), mlib_ImageMinFilter3x3(3MLIB), mlib_ImageM- inFilter3x3_Fp(3MLIB), mlib_ImageMinFilter5x5(3MLIB), mlib_ImageMinFilter5x5_Fp(3MLIB), mlib_ImageMinFilter7x7(3MLIB), mlib_ImageMinFil- ter7x7_Fp(3MLIB), mlib_ImageRankFilter3x3(3MLIB), mlib_ImageRankFilter3x3_Fp(3MLIB), mlib_ImageRankFilter3x3_US(3MLIB), mlib_ImageRankFil- ter5x5(3MLIB), mlib_ImageRankFilter5x5_Fp(3MLIB), mlib_ImageRankFilter5x5_US(3MLIB), mlib_ImageRankFilter7x7(3MLIB), mlib_ImageRankFil- ter7x7_US(3MLIB), mlib_ImageRankFilterMxN(3MLIB), mlib_ImageRankFilterMxN_Fp(3MLIB), mlib_ImageRankFilterMxN_US(3MLIB), attributes(5) SunOS 5.10 9 Nov 2004 mlib_ImageRankFilter7x7_Fp(3MLIB)
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