1. Shell Programming and Scripting

I'm using the fabulous perl. I need a way to tell when a piped call to "open" has completed. Can I do this with a command like <ShellPipe> ?? Reason behind this: I'm trying to write a backup script in perl! This script will download a certain file from my web server, to my computer. Now,... (0 Replies)

2. AIX

Hi Folks, I have an AIX server and I would like the server to run the command saprouter -r at every system restarts. It needs to be run by a specific user. How would I do that? Thanks!!! (1 Reply)

3. Shell Programming and Scripting

Hi, I wrote a smiple ksh function send_notification() { ... } and want to execute it on each file, matched by the find command. I tried: find / -name "*.err" -mtime -8 -exec send_notification {} \; but it doesn't work. What should I do? I work in ksh on Hp-Ux. Regards, Pit (11 Replies)

4. Shell Programming and Scripting

grep $SEARCH_STRING /etc/passwd | cut -d":" -f 1,5 I need to check the $? value of grep in the above. If I place a test for $? after the above piped command, it returns success status of grep piped to cut. How can I get the success status of grep alone? (5 Replies)

5. OS X (Apple)

Hi all, I want to execute a command when system boots. I tried to edit /etc/rc.common and add my command at the end of rc.common, but it does not work! Anyone knows how to do it? Thanks :) (6 Replies)

6. UNIX for Dummies Questions & Answers

I can't get this to work. Running a single command works fine: find . -name "*.dat" -exec wc -l '{}' \; gives me the file name and number of lines in each .dat file in the directory. But what if I want to pipe commands, e.g. to grep something and get the number of lines with that pattern... (3 Replies)

7. Programming

Hi again ;) Now I want to make a program that will execute the programs with exec, asking the user if he wants the program to run in background or foreground. scanf("%c",&caracter); if (caracter=='y'){ printf("Has decidido ejecutarlo en background\n"); if((pid=fork())==0) {// fork para... (3 Replies)

8. Red Hat

hi guys, booting centos7 and use systemd execute system command ulimit -SHn 202400 is fail.i dont know what's reason.can you give me help. ------------------------------------------ set-ulimit.service Description=test service After=systemd-update-utmp-runlevel.service #the last... (1 Reply)

9. Shell Programming and Scripting

Hi. I'm trying to do a "simple" thing. grep -rls grepped_exp path | xgs where xgs is an alias to something like: xargs gvim -o -c ":g/grepped_exp" now the problem is that I want to pass the "grepped_exp" to the piped alias. I was able to do something like what I want without the... (4 Replies)