System function in awk Post: 302788827

10 More Discussions You Might Find Interesting

1. Programming

system function in c

Hai Friends I have used the function system() to execute a command. My requirement is that i have to list the files in a directory applying some wildcard paterns. For example if i want to list *.c files i go with the function system("ls *.c"); and the output gets printed on the monitor....

2. UNIX for Dummies Questions & Answers

System() function in <stdlib.h>

Hi, guys ,, I want to know the implementation of System() function in C Unix, and its prototype definition: int system(const char * string) in the header file <stdlib.h> ??! please help me ! because that is part of my project !!

3. Shell Programming and Scripting

shell function, system, awk

Hi all, I am calling a shell function within awk using system. I am struggling to get my expected output: #!/bin/sh set -o nounset BEG=44 END=55 shfun() { echo "1|2|3" } export -f shfun typeset -F > /dev/null awk 'BEGIN {OFS="|"; print "'"$BEG"'",system( "shfun"...

4. UNIX for Dummies Questions & Answers

How to use ${?} and system() function???

Hi All, I am in a process to send the mail automatically with an attachment to bulk users. I have used 'Mailx' and 'Unencode' commands for the same and those worked fine. Please find below the same. X " ( cat /sastemp/body.txt; uuencode test.xls test.xls ) | mailx -s 'testing'...

5. Programming

Question about the system() function in C

Hello all ! Could someone throw some light on whether there's a limit to the number of characters contained in the command string that is passed to the system() call in C. Is it OS dependent? If yes, what are the limits for each? Thanks.

6. Shell Programming and Scripting

How to use system function in awk

Could any one tell me how to use the system function in awk? I want to use it to print the system date. I have been trying like this : yes |head -1|awk '{ system("date")}' When I execute the above it always returns back to the prompt. Your help would be much appreciated. regards,...

7. UNIX for Dummies Questions & Answers

Using system function in C

Hi Guys , I want to use system function in C to do the following work. cp <file1> <file2> and then ><file1> e,g cp \var\log\cpm_cpmd_1.log.1 \var\log\cpm_cpmd_1.log.2 and then >\var\log\cpm_cpmd_1.log.1 1. g_config_info.cpmm_config.cpm_log_path=\var\log\ 2. ...

8. Shell Programming and Scripting

Help using SYSTEM function in NAWK

I am scanning a file (line by line) for format errors. A line could have multiple errors. Each field in the line is evaluated for errors and sent, along w/ any error messages, to a temporary file. Finally, if any errors were detected, this temporary file is then appended to the errorFile. The...

9. UNIX for Dummies Questions & Answers

passing coloumn value to system function in awk

Hi all, I have a file which contain data like 1|2009-12-12 2|2010-02-28 3|2009-02-29 i have to validate that second coloumn have proper date i tried like awk -F "|" ' !system("touch -d $2 file1 2> /dev/null" ) ' but its not printing any thing but when i try using hard...

10. Shell Programming and Scripting

Need help on awk for printing the function name inside each function

Hi, I am having script which contains many functions. Need to print each function name at the starting of the function. Like below, functionname() { echo "functionname" commands.... } I've tried like below, func=`grep "()" scriptname | cut -d "(" -f1` for i in $func do nawk -v...

LEARN ABOUT OPENSOLARIS

igawk

IGAWK(1)							 Utility Commands							  IGAWK(1)

NAME

       igawk - gawk with include files

SYNOPSIS

       igawk [ all gawk options ] -f program-file [ -- ] file ...
       igawk [ all gawk options ] [ -- ] program-text file ...

DESCRIPTION

       Igawk is a simple shell script that adds the ability to have ``include files'' to gawk(1).

       AWK programs for igawk are the same as for gawk, except that, in addition, you may have lines like

	      @include getopt.awk

       in your program to include the file getopt.awk from either the current directory or one of the other directories in the search path.

OPTIONS

       See gawk(1) for a full description of the AWK language and the options that gawk supports.

EXAMPLES

       cat << EOF > test.awk
       @include getopt.awk

       BEGIN {
	    while (getopt(ARGC, ARGV, "am:q") != -1)
		 ...
       }
       EOF

       igawk -f test.awk

SEE ALSO

       gawk(1)

       Effective AWK Programming, Edition 1.0, published by the Free Software Foundation, 1995.

AUTHOR

       Arnold Robbins (arnold@skeeve.com).

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +--------------------+-----------------+
       |  ATTRIBUTE TYPE    | ATTRIBUTE VALUE |
       +--------------------+-----------------+
       |Availability	    | SUNWgawk	      |
       +--------------------+-----------------+
       |Interface Stability | Volatile	      |
       +--------------------+-----------------+
NOTES

       Source for gawk is available on http://opensolaris.org.

Free Software Foundation					    Nov 3 1999								  IGAWK(1)

10 More Discussions You Might Find Interesting

1. Programming

system function in c

Discussion started by: collins

2. UNIX for Dummies Questions & Answers

System() function in <stdlib.h>

Discussion started by: someone33

3. Shell Programming and Scripting

shell function, system, awk

Discussion started by: jkl_jkl

4. UNIX for Dummies Questions & Answers

How to use ${?} and system() function???

Discussion started by: manas6