Login or Register to Ask a Question and Join Our Community

Sponsored Content
Full Discussion: simple awk
Top Forums Shell Programming and Scripting simple awk Post 302203999 by matrixmadhan on Tuesday 10th of June 2008 11:10:05 AM
Old 06-10-2008
Code:
awk '{ print $NF }'

 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Help with a simple script using awk

I need a hand with this simple script, in Unix i have a variable called portal: $ echo $portal chu0 when i use awk this variable is not recognized. How can i make awk recognize and print the value of this variable, since the output is not shown i.e. awk ' BEGIN {printf("%4s\t%14s\n",... (3 Replies)
Discussion started by: alexcol
3 Replies

2. Shell Programming and Scripting

simple awk help

Whats the syntax to find all lines that matches a text and print out specific fields after the match? ex: 1: some random text 2: Full name: John E. Smith 3: some random text 4: Full name: Mary J. Lue 5: some random text So I'd like to print out First names or last names or everything... (2 Replies)
Discussion started by: linuxdude
2 Replies

3. Shell Programming and Scripting

help with simple awk script

Hi, I just don't understand awk. I think I'm close here but can someone give me a hand to finish this little parsing routine ? the input file is formatted like this: District 2502110 Gsub 2384889 Gsub 1428180 District 2502220 Gsub 1466390 Gsub 1466389 Gsub 1466388 Gsub 1466386 Gsub... (4 Replies)
Discussion started by: fwellers
4 Replies

4. UNIX for Dummies Questions & Answers

Please explain this simple AWK example

awk '!_++' Most importantly, I want to know what the underscore does "!_" But ideally, please breakdown the whole thing. It is supposed to remove duplicate lines when found in a file. (1 Reply)
Discussion started by: glev2005
1 Replies

5. Shell Programming and Scripting

Simple awk problem II

Hello; Trying to figure out how to keep just the contents between the two search lines: awk '/regexp_1/ ,/regexp_2/' I do not want lines containing regexp_1 and regexp_2 in the output. Thank you for any ideas Video tutorial on how to use code tags in The UNIX and Linux Forums. (5 Replies)
Discussion started by: delphys
5 Replies

6. Shell Programming and Scripting

another simple awk problem

Hello; I need to print two previous lines after searching for a reg exp: awk '/haywood/' should produce the following =================== p9J46THe020804 89922 Tue Oct 18 21:06 MAILER-DAEMON (host map: lookup (haywood.com): deferred) ... (1 Reply)
Discussion started by: delphys
1 Replies

7. Shell Programming and Scripting

Need help with simple comparison in AWK

Hi, I'm new to AWK and I'm having problems comparing a field to a string variable. /ARTIST/ {x = $2} $1 ~ x {print $0}My code tries to find a record with the string "ARTIST". Once it finds it, it stores the second field of the record into a variable. I don't know what the problem is for the... (7 Replies)
Discussion started by: klusps
7 Replies

8. Shell Programming and Scripting

Simple awk use

Hi, I have a file such that: 40454,31,48,4,1304.967741935484,1 31708,25,48,4,1268.32,1 20900,64501,671,788,0.3240259840932699,0 20137,51358,834,743,0.3920908135051988,0 I want to replace the 6th column by "ones" if it is 1, and with "zeros" if it is 0. Thanks. (6 Replies)
Discussion started by: shekhar2010us
6 Replies

9. Shell Programming and Scripting

Simple awk help

Hey all, so I'm using AWK in a project at work, to generate xml from csv. So far things are going relatively smoothly, but I have one thing I can't figure out. For every field in each row, I must generate <entry name=KWNamex>Field</entry> Then I will need to pull data from a second file... (6 Replies)
Discussion started by: Parrakarry
6 Replies

10. Shell Programming and Scripting

Simple awk

Hi, this must be a simple but this is my first interaction with shell and awk. following is a log file needed to parse (2 lines separated by a line break for clarity): 2013-07-27 13:32:09,043 - ERROR - PerformanceUtility - Thread-14 - Performance - 9b348407-4f57-4983-a057-a55669821f68 |... (12 Replies)
Discussion started by: liv2luv
12 Replies

LEARN ABOUT DEBIAN

sdl::gfx::imagefilter

pods::SDL::GFX::ImageFilter(3pm)			User Contributed Perl Documentation			  pods::SDL::GFX::ImageFilter(3pm)

NAME

       SDL::GFX::ImageFilter - image filtering functions

CATEGORY

       TODO, GFX

METHODS

   MMX_detect
       int gfx_image_MMX_detect()      CODE:	       SDL_imageFilterMMXdetect();

   MMX_off
       void gfx_image_MMX_off()      CODE:	     SDL_imageFilterMMXoff();

   MMX_on
       void gfx_image_MMX_on()	    CODE:	    SDL_imageFilterMMXon();

   add
       int gfx_image_add(Src1, Src2, Dest, length)	unsigned char *Src1	 unsigned char *Src2	  unsigned char *Dest	   int length
	    CODE:	    RETVAL = SDL_imageFilterAdd(Src1, Src2, Dest, length);	OUTPUT: 	  RETVAL

   mean
       int gfx_image_mean(Src1, Src2, Dest, length)	 unsigned char *Src1	  unsigned char *Src2	   unsigned char *Dest	    int length
	    CODE:	    RETVAL = SDL_imageFilterMean(Src1, Src2, Dest, length);	 OUTPUT:	   RETVAL

   sub
       int gfx_image_sub(Src1, Src2, Dest, length)	unsigned char *Src1	 unsigned char *Src2	  unsigned char *Dest	   int length
	    CODE:	    RETVAL = SDL_imageFilterSub(Src1, Src2, Dest, length);	OUTPUT: 	  RETVAL

   abs_diff
       int gfx_image_abs_diff(Src1, Src2, Dest, length)      unsigned char *Src1      unsigned char *Src2      unsigned char *Dest	int length
	    CODE:	    RETVAL = SDL_imageFilterAbsDiff(Src1, Src2, Dest, length);	    OUTPUT:	      RETVAL

   mult
       int gfx_image_mult(Src1, Src2, Dest, length)	 unsigned char *Src1	  unsigned char *Src2	   unsigned char *Dest	    int length
	    CODE:	    RETVAL = SDL_imageFilterMult(Src1, Src2, Dest, length);	 OUTPUT:	   RETVAL

   mult_nor
       int gfx_image_mult_nor(Src1, Src2, Dest, length)      unsigned char *Src1      unsigned char *Src2      unsigned char *Dest	int length
	    CODE:	    RETVAL = SDL_imageFilterMultNor(Src1, Src2, Dest, length);	    OUTPUT:	      RETVAL

   mult_div_by_2
       int gfx_image_mult_div_by_2(Src1, Src2, Dest, length)	  unsigned char *Src1	   unsigned char *Src2	    unsigned char *Dest      int
       length	   CODE:	   RETVAL = SDL_imageFilterMultDivby2(Src1, Src2, Dest, length);      OUTPUT:		RETVAL

   mult_div_by_4
       int gfx_image_mult_div_by_4(Src1, Src2, Dest, length)	  unsigned char *Src1	   unsigned char *Src2	    unsigned char *Dest      int
       length	   CODE:	   RETVAL = SDL_imageFilterMultDivby4(Src1, Src2, Dest, length);      OUTPUT:		RETVAL

   bit_and
       int gfx_image_bit_and(Src1, Src2, Dest, length)	    unsigned char *Src1      unsigned char *Src2      unsigned char *Dest      int length
	    CODE:	    RETVAL = SDL_imageFilterBitAnd(Src1, Src2, Dest, length);	   OUTPUT:	     RETVAL

   bit_or
       int gfx_image_bit_or(Src1, Src2, Dest, length)	   unsigned char *Src1	    unsigned char *Src2      unsigned char *Dest      int length
	    CODE:	    RETVAL = SDL_imageFilterBitOr(Src1, Src2, Dest, length);	  OUTPUT:	    RETVAL

   div
       int gfx_image_div(Src1, Src2, Dest, length)	unsigned char *Src1	 unsigned char *Src2	  unsigned char *Dest	   int length
	    CODE:	    RETVAL = SDL_imageFilterDiv(Src1, Src2, Dest, length);	OUTPUT: 	  RETVAL

   bit_negation
       int gfx_image_bit_negation(Src1, Dest, length)	   unsigned char *Src1	    unsigned char *Dest      int length      CODE:
		 RETVAL = SDL_imageFilterBitNegation(Src1, Dest, length);      OUTPUT:		 RETVAL

   add_byte
       int gfx_image_add_byte(Src1, Dest, length, C)	  unsigned char *Src1	   unsigned char *Dest	    int length	    unsigned char C
	    CODE:	    RETVAL = SDL_imageFilterAddByte(Src1, Dest, length, C);	 OUTPUT:	   RETVAL

   add_uint
       int gfx_image_add_uint(Src1, Dest, length, C)	  unsigned char *Src1	   unsigned char *Dest	    int length	    unsigned int C
	    CODE:	    RETVAL = SDL_imageFilterAddUint(Src1, Dest, length, C);	 OUTPUT:	   RETVAL

   add_byte_to_half
       int gfx_image_add_byte_to_half(Src1, Dest, length, C)	  unsigned char *Src1	   unsigned char *Dest	    int length	    unsigned char
       C      CODE:	      RETVAL = SDL_imageFilterAddByteToHalf(Src1, Dest, length, C);	 OUTPUT:	   RETVAL

   sub_byte
       int gfx_image_sub_byte(Src1, Dest, length, C)	  unsigned char *Src1	   unsigned char *Dest	    int length	    unsigned char C
	    CODE:	    RETVAL = SDL_imageFilterSubByte(Src1, Dest, length, C);	 OUTPUT:	   RETVAL

   sub_uint
       int gfx_image_sub_uint(Src1, Dest, length, C)	  unsigned char *Src1	   unsigned char *Dest	    int length	    unsigned int C
	    CODE:	    RETVAL = SDL_imageFilterSubUint(Src1, Dest, length, C);	 OUTPUT:	   RETVAL

   shift_right
       int gfx_image_shift_right(Src1, Dest, length, N)      unsigned char *Src1      unsigned char *Dest      int length      unsigned char N
	    CODE:	    RETVAL = SDL_imageFilterShiftRight(Src1, Dest, length, N);	    OUTPUT:	      RETVAL

   shift_right_uint
       int gfx_image_shift_right_uint(Src1, Dest, length, N)	  unsigned char *Src1	   unsigned char *Dest	    int length	    unsigned char
       N      CODE:	      RETVAL = SDL_imageFilterShiftRightUint(Src1, Dest, length, N);	  OUTPUT:	    RETVAL

   mult_by_byte
       int gfx_image_mult_by_byte(Src1, Dest, length, C)      unsigned char *Src1      unsigned char *Dest	int length	unsigned char C
	    CODE:	    RETVAL = SDL_imageFilterMultByByte(Src1, Dest, length, C);	    OUTPUT:	      RETVAL

   shift_right_and_mult_by_byte
       int gfx_image_shift_right_and_mult_by_byte(Src1, Dest, length, N, C)	 unsigned char *Src1	  unsigned char *Dest	   int length
	    unsigned char N	 unsigned char C      CODE:	      RETVAL = SDL_imageFilterShiftRightAndMultByByte(Src1, Dest, length, N, C);
	    OUTPUT:	      RETVAL

   shift_left_byte
       int gfx_image_shift_left_byte(Src1, Dest, length, N)	 unsigned char *Src1	  unsigned char *Dest	   int length	   unsigned char N
	    CODE:	    RETVAL = SDL_imageFilterShiftLeftByte(Src1, Dest, length, N);      OUTPUT:		 RETVAL

   shift_left_uint
       int gfx_image_shift_left_uint(Src1, Dest, length, N)	 unsigned char *Src1	  unsigned char *Dest	   int length	   unsigned char N
	    CODE:	    RETVAL = SDL_imageFilterShiftLeftUint(Src1, Dest, length, N);      OUTPUT:		 RETVAL

   shift_left
       int gfx_image_shift_left(Src1, Dest, length, N)	    unsigned char *Src1      unsigned char *Dest      int length      unsigned char N
	    CODE:	    RETVAL = SDL_imageFilterShiftLeft(Src1, Dest, length, N);	   OUTPUT:	     RETVAL

   binarize_using_threshold
       int gfx_image_binarize_using_threshold(Src1, Dest, length, T)	  unsigned char *Src1	   unsigned char *Dest	    int length
	    unsigned char T	 CODE:		 RETVAL = SDL_imageFilterBinarizeUsingThreshold(Src1, Dest, length, T);      OUTPUT:
		 RETVAL

   clip_to_range
       int gfx_image_clip_to_range(Src1, Dest, length, Tmin, Tmax)	unsigned char *Src1	 unsigned char *Dest	  int length	  unsigned
       char Tmin      unsigned char Tmax      CODE:	      RETVAL = SDL_imageFilterClipToRange(Src1, Dest, length, Tmin, Tmax);	OUTPUT:
		 RETVAL

   normalize_linear
       int gfx_image_normalize_linear(Src1, Dest, length, Cmin, Cmax, Nmin, Nmax)      unsigned char *Src1	unsigned char *Dest	 int
       length	   int Cmin	 int Cmax      int Nmin      int Nmax	   CODE:	   RETVAL = SDL_imageFilterNormalizeLinear(Src1, Dest,
       length, Cmin, Cmax, Nmin, Nmax);      OUTPUT:	       RETVAL

   convolve_kernel_3x3_divide
       int gfx_image_convolve_kernel_3x3_divide(Src, Dest, rows, columns, Kernel, Divisor)	unsigned char *Src	unsigned char *Dest
	    int rows	  int columns	   Sint16 *Kernel      unsigned char Divisor	  CODE: 	  RETVAL =
       SDL_imageFilterConvolveKernel3x3Divide(Src, Dest, rows, columns, Kernel, Divisor);      OUTPUT:		 RETVAL

   convolve_kernel_5x5_divide
       int gfx_image_convolve_kernel_5x5_divide(Src, Dest, rows, columns, Kernel, Divisor)	unsigned char *Src	unsigned char *Dest
	    int rows	  int columns	   Sint16 *Kernel      unsigned char Divisor	  CODE: 	  RETVAL =
       SDL_imageFilterConvolveKernel5x5Divide(Src, Dest, rows, columns, Kernel, Divisor);      OUTPUT:		 RETVAL

   convolve_kernel_7x7_divide
       int gfx_image_convolve_kernel_7x7_divide(Src, Dest, rows, columns, Kernel, Divisor)	unsigned char *Src	unsigned char *Dest
	    int rows	  int columns	   Sint16 *Kernel      unsigned char Divisor	  CODE: 	  RETVAL =
       SDL_imageFilterConvolveKernel7x7Divide(Src, Dest, rows, columns, Kernel, Divisor);      OUTPUT:		 RETVAL

   convolve_kernel_9x9_divide
       int gfx_image_convolve_kernel_9x9_divide(Src, Dest, rows, columns, Kernel, Divisor)	unsigned char *Src	unsigned char *Dest
	    int rows	  int columns	   Sint16 *Kernel      unsigned char Divisor	  CODE: 	  RETVAL =
       SDL_imageFilterConvolveKernel9x9Divide(Src, Dest, rows, columns, Kernel, Divisor);      OUTPUT:		 RETVAL

   convolve_kernel_3x3_shift_right
       int gfx_image_convolve_kernel_3x3_shift_right(Src, Dest, rows, columns, Kernel, NRightShift)	 unsigned char *Src	 unsigned char
       *Dest	  int rows	int columns	 Sint16 *Kernel      unsigned char NRightShift	    CODE:	    RETVAL =
       SDL_imageFilterConvolveKernel3x3ShiftRight(Src, Dest, rows, columns, Kernel, NRightShift);      OUTPUT:		 RETVAL

   convolve_kernel_5x5_shift_right
       int gfx_image_convolve_kernel_5x5_shift_right(Src, Dest, rows, columns, Kernel, NRightShift)	 unsigned char *Src	 unsigned char
       *Dest	  int rows	int columns	 Sint16 *Kernel      unsigned char NRightShift	    CODE:	    RETVAL =
       SDL_imageFilterConvolveKernel5x5ShiftRight(Src, Dest, rows, columns, Kernel, NRightShift);      OUTPUT:		 RETVAL

   convolve_kernel_7x7_shift_right
       int gfx_image_convolve_kernel_7x7_shift_right(Src, Dest, rows, columns, Kernel, NRightShift)	 unsigned char *Src	 unsigned char
       *Dest	  int rows	int columns	 Sint16 *Kernel      unsigned char NRightShift	    CODE:	    RETVAL =
       SDL_imageFilterConvolveKernel7x7ShiftRight(Src, Dest, rows, columns, Kernel, NRightShift);      OUTPUT:		 RETVAL

   convolve_kernel_9x9_shift_right
       int gfx_image_convolve_kernel_9x9_shift_right(Src, Dest, rows, columns, Kernel, NRightShift)	 unsigned char *Src	 unsigned char
       *Dest	  int rows	int columns	 Sint16 *Kernel      unsigned char NRightShift	    CODE:	    RETVAL =
       SDL_imageFilterConvolveKernel9x9ShiftRight(Src, Dest, rows, columns, Kernel, NRightShift);      OUTPUT:		 RETVAL

   sobel_x
       int gfx_image_sobel_x(Src, Dest, rows, columns)	    unsigned char *Src	    unsigned char *Dest      int rows	   int columns	    CODE:
		 RETVAL = SDL_imageFilterSobelX(Src, Dest, rows, columns);	OUTPUT: 	  RETVAL

   sobel_x_shift_right
       int gfx_image_sobel_x_shift_right(Src, Dest, rows, columns, NRightShift)      unsigned char *Src      unsigned char *Dest      int rows
	    int columns      unsigned char NRightShift	    CODE:	    RETVAL = SDL_imageFilterSobelXShiftRight(Src, Dest, rows, columns,
       NRightShift);	  OUTPUT:	    RETVAL

   align_stack
       void gfx_image_align_stack()	 CODE:		 SDL_imageFilterAlignStack();

   restore_stack
       void gfx_image_restore_stack()	   CODE:	   SDL_imageFilterRestoreStack();

AUTHORS

       See "AUTHORS" in SDL.

perl v5.14.2							    2012-05-28					  pods::SDL::GFX::ImageFilter(3pm)
All times are GMT -4. The time now is 10:19 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy