Check ID in a file matches to the name of the file

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1. Shell Programming and Scripting

Match text to lines in a file, iterate backwards until text or text substring matches, print to file

hi all, trying this using shell/bash with sed/awk/grep I have two files, one containing one column, the other containing multiple columns (comma delimited). file1.txt abc12345 def12345 ghi54321 ... file2.txt abc1,text1,texta abc,text2,textb def123,text3,textc gh,text4,textd...

2. Shell Programming and Scripting

Replace string of a file with a string of another file for matches using grep,sed,awk

I have a file comp.pkglist which mention package version and release . In 'version change' and 'release change' line there are two versions 'old' and 'new' Version Change: --> Release Change: --> cat comp.pkglist Package list: nss-util-devel-3.28.4-1.el6_9.x86_64 Version Change: 3.28.4 -->...

3. Shell Programming and Scripting

Required 3 lines above the file and below file when string matches

i had requirement like i need to get "error" line of above 3 and below 3 from a file .I tried with the below script.But it's not working. y='grep -n -i error /home/file.txt|cut -c1' echo $y head -$y /home/file.txt| tail -3 >tmp.txt tail -$y /home/file.txt head -3 >>tmp.txt

4. Shell Programming and Scripting

FTP a file if the date matches

Hi, I am trying to write a script where I need to pull any file if the date is from yesterday. Can you please help me on how to check the dates for the files on the remote server? Please let me know for any questions. Thanks Ajay

5. UNIX for Dummies Questions & Answers

Pipe binary file matches grep results to file

I am using grep to match a pattern, but the output is strange. $ grep -r -o "pattern" * Gives me: Binary file foo1 matches Binary file foo2 matches Binary file foo3 matches To find the lines before/after, I then have to use the following on each file: $ strings foo1 | grep -A1 -B1...

6. Shell Programming and Scripting

Does uniq -d only check for consecutive matches?

Hi All I have a rather large text file of approx 1m records in the format:- 20110877837-2.PDF 20100298984-3.PDF et al... I want to run uniq against the file to make sure there are no duplicate names..... uniq -d /path/to/input/file.txt However this is not producing any...

7. Solaris

Before I delete any file in Unix, How can I check no open file handle is pointing to that file?

I know how to check if any file has a unix process using a file by looking at 'lsof <fullpath/filename>' command. I think using lsof is very expensive. Also to make it accurate we need to inlcude fullpath of the file. Is there another command that can tell if a file has a truely active...

8. Shell Programming and Scripting

get value that matches file name pattern

Hi I have files with names that contain the date in several formats as, YYYYMMDD, DD-MM-YY,DD.MM.YY or similar combinations. I know if a file fits in one pattern or other, but i don�t know how to extract the substring contained in the file that matches the pattern. For example, i know that ...

9. Shell Programming and Scripting

find matches in file

Hi, im have log file ~100000 lines, 192.168.29.1 at 10/08/09 13:58:55 192.168.60.1 at 10/08/09 14:11:28 192.168.58.171 at 10/08/09 14:12:45 192.168.61.12 at 10/08/09 14:15:44 192.168.60.1 at 10/08/09 14:16:36 192.168.60.1 at 10/08/09 14:17:43 192.168.61.12 at 10/08/09 14:18:08...

10. Shell Programming and Scripting

Until the file extension matches

Hi All, In my script I am trying to input data from user and I want the promt to appear again if the input data is not the one expected. I tried something like this: echo " \n\n\t Enter the dump filename:\c";read dump pst=${dump##*.} until (test $pst = dmp) do ...

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