How about awk? It has built-in split-on-string abillities.
this creates comment1.txt through comment5.txt when I run it. Run it on a file like
plain awk might not work if the individual records are huge in size, but should work with reasonable sizes, and GNU awk (gawk) can tolerate almost anything...
I'm working on a project that basically unzips three zip files.
When these unzip they create about 70+ directories with subdirectories of year/month with about 3 to 9 pdf files in each directory.
Basically, I'm needing to figure out a way to zip these pdf files up.
for instance the script... (1 Reply)
i am having a weird error on mac os x running some shell scripts. i am a complete newbie at this and this question concerns 2 scripts. one of which a friend of mine wrote (videochecker.sh) a couple weeks ago and it's been running fine on another machine.
then last week i wrote capture.sh and it... (2 Replies)
I have a file test1.html like below:
<dctm_topnav_en_US>
<html>
.....
</html>
<dctm_topnav_en_CA>
<html>
.....
</html>
<dctm_topnav_en_FR>
<html>
.....
</html>
I need to use awk to split this into three file names like en_US.html ,
en_CA.html, en_FR.html each having content between... (4 Replies)
Hi.
I don't have any experience with making scripts in bash. I need a simple script to rename all files in a folder to the format file1.avi, file2.avi, file3.avi, and so on.....
Please note that the original files have different filenames and different extensions. But they all need to be... (2 Replies)
Dear friends,
I have created a script to rename all files in a directory by appending the file name with username (who created the file), the date it was created. For example, "apple.doc" should be renamed to "johnFeb23apple.doc" where "john" is the owner and "Feb23" is file created date. It... (4 Replies)
Hi,
I have a data file like below
messageid|email|timestamp
750452173|123@googlemail.com|2013-05-24 16:14:32
750464921|000@gmail.com|2013-06-13 19:38:01
750385426|001@googlemail.com|2013-01-06 12:06:36
750373470|000@wz.eu|2012-11-30 22:32:07
.
.
I want to split the files based on the... (4 Replies)
Hello,
Need to split files into n number of files and rename the files
Example:
Input:
transaction.txt.1aa
transaction.txt.1ab
......
Output:
transaction.txt.1
transaction.txt.2
transaction.txt.3 (3 Replies)
Some question about the usage of shell scripts:
1.) Are the commands of the base shell scripts a subset of bash commands?
2.) Assume I got a long, long script WITHOUT the first line.
How can I find out if the script was originally designed für "sh" or "bash"?
3.) How can I check a given... (3 Replies)
I am trying to use sed to rename all .txt files in /home/cmccabe/test. However, I am getting an error that I seems to be putting the files in a new directory s, instead of in the original. Thank you :).
bash
# rename classified
cd /home/cmccabe/test
pattern2_old="_classify"... (2 Replies)
Hello,
I need to split a file by number of records and rename each split file with actual filename pre-pended with 3 digit split number.
What I have tried is the below command with 2 digit numeric value
split -l 3 -d abc.txt F (# Will Produce split Files as F00 F01 F02)
How to produce... (19 Replies)
Discussion started by: techedipro
19 Replies
LEARN ABOUT DEBIAN
explain_select_or_die
explain_select_or_die(3) Library Functions Manual explain_select_or_die(3)NAME
explain_select_or_die - blah blah and report errors
SYNOPSIS
#include <libexplain/select.h>
void explain_select_or_die(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout);
DESCRIPTION
The explain_select_or_die function is used to call the select(2) system call. On failure an explanation will be printed to stderr,
obtained from explain_select(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_select_or_die(nfds, readfds, writefds, exceptfds, timeout);
nfds The nfds, exactly as to be passed to the select(2) system call.
readfds The readfds, exactly as to be passed to the select(2) system call.
writefds
The writefds, exactly as to be passed to the select(2) system call.
exceptfds
The exceptfds, exactly as to be passed to the select(2) system call.
timeout The timeout, exactly as to be passed to the select(2) system call.
Returns:
This function only returns on success. On failure, prints an explanation and exits.
SEE ALSO select(2)
blah blah
explain_select(3)
explain select(2) errors
exit(2) terminate the calling process
COPYRIGHT
libexplain version 0.52
Copyright (C) 2008 Peter Miller
explain_select_or_die(3)