Sponsored Content
Top Forums UNIX for Dummies Questions & Answers Adding header and trailer into a file Post 302565234 by chedlee88-1 on Monday 17th of October 2011 10:37:05 AM
Old 10-17-2011
Quote:
Originally Posted by munkeHoller
here's one way .....

for file in *.x; do
wc -c $file | awk '{printf("%ld,%s\n",$1,$2)}' > ${file}.temp && cat ${file} >> ${file}.temp && mv ${file}.temp ${file};
done

Yeah. This will work.

However, why would you want to program it this way?
It looks really complicated.
 

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

Copy all the files with time stamp and remove header,trailer from file

All, I am new to unix and i have the following requirement. I have file(s) landing into input directory with timestamp, first i want to copy all these files into seperate directory then i want to rename these files without timestamp and also remove header,trailer from that file.. Could... (35 Replies)
Discussion started by: ksrams
35 Replies

2. Shell Programming and Scripting

Removing Header & Trailer from a file

Hi All, I am karthik. I am new to this forum. I have one requirement. I have a file with header and footer. Header may be like HDR0001 or FILE20090110 (Assume it is unknown so far, but i am sure there is a header in the file) likewise file has the trailer too. I just... (7 Replies)
Discussion started by: karthi_gana
7 Replies

3. Shell Programming and Scripting

Creating Header & Trailer for bulk volume data file

Hi all, I have a requirement to create a Header &Trailer for a file which is having 20 millions of records. If I use the following method, i think it will take more time. cat "Header"> file1.txt cat Data_File>>file1.txt cat "Trailer">>file1.txt since second CAT command has to read all... (4 Replies)
Discussion started by: Raamc
4 Replies

4. Shell Programming and Scripting

Adding Header and Trailer records to a appended file

How can we a shell script and pass date parameters .I have 3 files comming from Datastage with |" delimited I need append 3 files as above: File1: P0000|"47416954|"AU|"000|"INS|"0000|"|"20060601|"99991231|"|"|"|"|"01 File 2:... (2 Replies)
Discussion started by: e1994264
2 Replies

5. UNIX for Dummies Questions & Answers

oneliner for adding header and trailer

for example, i have a file with below content: 123413 866688 816866 818818 i want the output as: This is header 123413 866688 816866 818818 This is trailer i am able to achieve it using a bash script. (2 Replies)
Discussion started by: pandeesh
2 Replies

6. Shell Programming and Scripting

Remove last few characters in a file but keeping Header and trailer intact

Hi All, I am trying write a simple command using AWK and SED to this but without any success. Here is what I am using: head -1 test1.txt>test2.txt|sed '1d;$d' test1.txt|awk '{print substr($0,0,(length($0)-2))}' >>test2.txt|tail -1 test1.txt>>test2.txt Input: Header 1234567 abcdefgh... (2 Replies)
Discussion started by: nvuradi
2 Replies

7. Shell Programming and Scripting

Script to validate file header and trailer

Hi, I need a script that validates a file header/detail/trailer. File layout is: Header - Rec_Type|File_name|File_Date Detail - Rec_Type|field1|field2|field3... Trailder - Rec_Type|File_name|File_Date|Record_count Sample Data: HDR|customer_data.dat|20120709... (7 Replies)
Discussion started by: ash_sh
7 Replies

8. Shell Programming and Scripting

Verify the header and trailer in file

please see my requirement, I hope I am clear. (9 Replies)
Discussion started by: mirwasim
9 Replies

9. Shell Programming and Scripting

Split and add header and trailer from input file

I need to split the file based on pattern from position 34-37 while retaining the header and trailer records in each individual split file Also is it possible to output the TOM and PAT records in the same output file ? I need the output file names same as xyz_pattern_Datetimestamp.txt ... (23 Replies)
Discussion started by: techedipro
23 Replies

10. UNIX for Advanced & Expert Users

Removing Header and Trailer record of a EBCDIC file

I have a EBCDIC multi layout file which has a header record which is 21 bytes, The Detail records are 2427 bytes long and the trailer record is 9 bytes long. Is there a command to remove the header as well as trailer record and read only the detail records while at the same time not altering... (1 Reply)
Discussion started by: abhilashnair
1 Replies
KDIFF3(1)						      General Commands Manual							 KDIFF3(1)

NAME
KDiff3 -- compares two or three input files or directories SYNOPSIS
KDiff3 [QT options] [KDE options] [KDiff3 options] [File1/base] [File2] [File3] DESCRIPTION
This manual page documents briefly the KDiff3 tool. This manual page was written for the Debian distribution because the original program does not have a manual page. For comprehensive help, please see khelpcenter help:/kdiff3. KDiff3 is a program that o compares or merges two or three text input files or directories o shows the differences line by line and character by character o provides an automatic merge-facility and o an integrated editor for comfortable solving of merge-conflicts o supports Unicode, UTF-8 and other codecs o supports KIO on KDE (allows accessing ftp, sftp, fish, smb etc.) o Printing of differences o Manual alignment of lines o Automatic merging of version control history ($Log$) OPTIONS
This program follows the usual GNU command line syntax, with long options starting with two dashes (`-'). A summary of options is included below. For a full summary of options, run KDiff3 --help. -m, --merge Merge the input. -b, --base file Explicit base file. For compatibility with certain tools. -o, --output file Output file. Implies -m. E.g.: -o newfile.txt --out file Output file, again. (For compatibility with certain tools.) --auto No GUI if all conflicts are auto-solvable. (Needs -o file) --qall Don't solve conflicts automatically. (For compatibility...) -L1 alias Visible name replacement for first file/base file. -L2 alias Visible name replacement for second file. -L3 alias Visible name replacement for third file. -L, --fname alias Visible name replacement. May by supplied for each input. --cs string Change a setting, e. g. --cs "AutoAdvance=1". --confighelp Show a list of all settings and their values. --config file Use a different settings file. --author Show author of program. -v, --version Show version of program. --license Show license of program. AUTHOR
This manual page was written by Eike Sauer <eike@debian.org> for the Debian system (but may be used by others). Permission is granted to copy, distribute and/or modify this document under the terms of the GNU General Public License, Version 2 (or, at your option, any later version published by the Free Software Foundation). On Debian systems, the complete text of the GNU General Public License can be found in /usr/share/common-licenses/GPL. KDIFF3(1)
All times are GMT -4. The time now is 11:24 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy