1. UNIX for Dummies Questions & Answers

Could someone please help me with the following. I'm trying to figure out how to delete two words within a specific file using sed. The two words are directory and named. I have tried the following: sed '//d' sedfile sed '//d' sedfile both of these options do not work..... ... (4 Replies)

2. Shell Programming and Scripting

Folks, I've been trying to use the ENV variable with slashes(/) in its value inside the sed substitution.. Sed 's/myval/'$MYVAL'/' file1 >> file.tmp If MYVAL=<sometext>, it works. if MYVAL=/home/venkat, it doesnt. *************************** bash-2.05$ export VAL=/home/venkat... (5 Replies)

3. Shell Programming and Scripting

Hi, Please tell me how to use insert option of sed in a shell script on Solaris/AIX plateform. For example I need to insert few lines on top of every file whose name starts with say "SOL_DEL". Thanx. (2 Replies)

4. Shell Programming and Scripting

hello. i have a script, but in solaris i get this message sed: illegal option -- i whats wrong? With Ubuntu there is no problem. Thanks for help. #!/bin/bash for file in $(find /directory..../Test/*.txt -type f) do head -n 1 $file | egrep '^#!' if then sed -i '2i\Headertext'... (3 Replies)

5. Shell Programming and Scripting

I have tried doing this to delete some lines: sed '1,10d' file Now I want to specify a variable as a line number for example: lastline=wc -l file linestart=$lastline - 20 sed '$linestart,$lastlined' file but this will give error: sed: -e expression #1, char 3: extra characters after... (4 Replies)

6. UNIX for Dummies Questions & Answers

Can anyone give detailed and example for sed -i option. Where can we use this option?:) (3 Replies)

7. Shell Programming and Scripting

Hi, What does the following command do on files? sed '1b; $d' To me it just deletes the last line of the file. If so what is the significance of sed's 'b' option? Thanks (1 Reply)

8. UNIX for Dummies Questions & Answers

Hi, I am aware that the below are the equivalent in sed for cat command. sed ':' sed -n 'p' Is there any way to emulate the same using "q" option in sed? Thanks (8 Replies)

9. Shell Programming and Scripting

sed "s/^/8,A1,$dat,id2_3,/g" -e sed "s/$/,,,,,,,,,,,/g" temporary wn m running this script m getting a error... plz help me with this.... O/p sed: -e expression #1, char 3: unterminated `s' command ---------- Post updated at 11:35 AM ---------- Previous update was at 11:33 AM... (7 Replies)

10. Shell Programming and Scripting

Hi, I have the following command.(Delete all trailing blank lines at the end of a file.) sed -e :a -e '/^\n*$/{$d;N;ba' -e '}' I don't understand the logic of this command and also I don't understand why -e is used. Can you please let me know the logic of this command and why three -e... (5 Replies)