Regex?? Please help Post: 302105062

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Hi, i want to match a string using perl that has got 5 pluses(+++++). i am using a function for this. $str1="+++++"; check($str1,"\\+"); sub check{ $str1=$_; $str2=$_; if($str1=~m/^$str2{5}$/){ print "Correct.\n"; }else{ print "Wrong..\n"; ...

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Need a regex

Hi, I am trying to grep for the following type of string from a document given below: 12637 1239 3356 12956 7004 7004 7004 13381 13381 *> 12.0.1.63 0 7018 21872 ? * 208.51.134.254 53 0 3549 7018 21872 ?...

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Can anyone give the detailed explanation on regex search i want to know the use of regex in sed and awk also...... the operators like ^,.,* ....etc i need it with some example.....kindly help on this. I gone through the man pages also..but i was not clear.........

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I would like to search strings composed by only one type of charachter for example only strings composed by the charachter 'b' is it right? $egrep '\<(b+)+\>' filename Could be there some side effects? Regards.

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I am having trouble parsing rpm filenames in a shell script.. I found a snippet of perl code that will perform the task but I really don't have time to rewrite the entire script in perl. I cannot for the life of me convert this code into something sed-friendly: if ($rpm =~ /(*)-(*)-(*)\.(.*)/)...

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I have a regex I'd like to implement and I believe it should be working and I have tested it on various websites that have regex testers but it always says the name is invalid. #!/bin/bash -x echo Enter the users first and last name. read name if...

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I am not a big expert in regex and have just little understanding of that language. Could you help me to understand the regular Perl expression: ^(?!if\b|else\b|while\b|)(?:+?\s+){1,6}(+\s*)$*$ *?(?:^*;?+){0,10}\{ ------ This is regex to select functions from a C/C++ source and defined in...

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Here i am writing a script to check&display only the valid mail address from a file echo "Plz enter the Target file name with path" read path if then echo "The valid mail address are:" email=$(grep -E -o "\b+@+\.{2,6}\b" $path ) echo "$email" fi The file contains the data like this:...

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I'm trying to get some exclusions into our sendmail regular expression for the K command. The following configuration & regex works: LOCAL_CONFIG # Kcheckaddress regex -a@MATCH +<@+?\.++?\.(us|info|to|br|bid|cn|ru) LOCAL_RULESETS SLocal_check_mail # check address against various regex...

LEARN ABOUT DEBIAN

explain_unlink_or_die

explain_unlink_or_die(3)				     Library Functions Manual					  explain_unlink_or_die(3)

NAME

       explain_unlink_or_die - delete a file and report errors

SYNOPSIS

       #include <libexplain/unlink.h>
       void explain_unlink_or_die(const char *pathname);

DESCRIPTION

       The  explain_unlink_or_die  function  is  used  to  call  the  unlink(2) system call.  On failure an explanation will be printed to stderr,
       obtained from explain_unlink(3), and then the process terminates by calling exit(EXIT_FAILURE).

       This function is intended to be used in a fashion similar to the following example:
	      explain_unlink_or_die(pathname);

       pathname
	       The pathname, exactly as to be passed to the unlink(2) system call.

       Returns:
	       This function only returns on success.  On failure, prints an explanation and exits.

SEE ALSO

       unlink(2)
	       delete a name and possibly the file it refers to

       explain_unlink(3)
	       explain unlink(2) errors

       exit(2) terminate the calling process

COPYRIGHT

       libexplain version 0.52
       Copyright (C) 2008 Peter Miller

															  explain_unlink_or_die(3)

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