10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
So I'm making an interactive perl script, but I can't get it to work properly. I'm trying to make a script that tell the user to input either 'q' or 'Q' to terminate the program, or 'c' to continue it. If they input anything other than those three keys, it should prompt the user again and again... (5 Replies)
Discussion started by: Eric1
5 Replies
2. Shell Programming and Scripting
Experts -
I found a script on one of the servers that I work on and I need help understanding
one of the lines.
I know what the script does, but I'm having a hard time understanding the grouping.
Can someone help me with this?
Here's the script...
#!/usr/bin/perl
use strict;
use... (2 Replies)
Discussion started by: timj123
2 Replies
3. Shell Programming and Scripting
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... (2 Replies)
Discussion started by: alex_5161
2 Replies
4. Shell Programming and Scripting
I have a lot of data that need to be sorted alphanumerically. I began using sort -du and it solved almost all my problems. However, when I encountered files with data like this it began to fail:
/vol/close_eng_ice_0888
/vol/open_eng_ice_0890
/vol/open_eng_ice_08923
/vol/open_eng_ice_0893... (6 Replies)
Discussion started by: newbie2010
6 Replies
5. Programming
Hi Guys
I have the following regex
$OSRELEASE = $1 if ($output =~ /(Mac OS X (Server )?10.\d)/);
output is currently
Mac OS X 10.7.5
when the introduction of Mac 10.8 output changes to
OS X 10.8.2
they have dropped the Mac bit so i changed the regex to be (2 Replies)
Discussion started by: ab52
2 Replies
6. Shell Programming and Scripting
I am trying to execute a piped combination of shell commands inside a perl program.
However, it is not working as desired.
This is my program, i am trying to print only filenames from the output of ls -l
$ cat list_test
#!/usr/bin/perl -w
use strict;
my $count=0;
my @list=`ls -l|awk... (4 Replies)
Discussion started by: sam05121988
4 Replies
7. UNIX for Dummies Questions & Answers
Hi Forum
im trying to use grouping in a regex statement in a function in a script
this is the criteria im trying to match :It MUST have 3 character at the beginning. After that it can have a mix of spaces,alpha-numeric and dashes in any order
eg HUG this-stuff, FGU taylor-8-shoes, ZDFnintendo... (2 Replies)
Discussion started by: ShinTec
2 Replies
8. Shell Programming and Scripting
I am having trouble parsing rpm filenames in a shell script.. I found a snippet of perl code that will perform the task but I really don't have time to rewrite the entire script in perl. I cannot for the life of me convert this code into something sed-friendly:
if ($rpm =~ /(*)-(*)-(*)\.(.*)/)... (1 Reply)
Discussion started by: suntzu
1 Replies
9. Shell Programming and Scripting
hi
this is an example of code:
use strict;
use warnings;
open FILE, "/tmp/result_2";
my $regex="\\ Starting program ver. (.*)";
my $res="Program started, version <$1> - OK.\n";
while (<FILE>) {
if ($_ =~ /($regex)/) {
print "$res";
}
}
close FILE;
This finds $regex and print... (3 Replies)
Discussion started by: xist
3 Replies
10. Shell Programming and Scripting
For a programming exercise, I am mean to design a Perl script that detects double letters in a text file.
I tried the following expressions
# Check for any double letter within the alphabet
/+/
# Check for any repetition of an alphanumeric character
/\w+/
Im aware that the... (8 Replies)
Discussion started by: JamesGoh
8 Replies