1. UNIX for Advanced & Expert Users

I want to catch SIGCHLD signal in parent process. I can't use wait() system call to catch SIGCHLD according to project requirment. Operating system linux 3.1 can any one have a solution for this. Thanking you, ranjan (2 Replies)

2. AIX

Hi folks, Can anyone assist with pointers for the following snag? We have custom method (IBM-supplied) for running the audit subsystem on 5.1-07 /etc/security/audit objects, events and config have been edited, and the /etc/security/audit/streamcmds contains the following routine; ... (1 Reply)

3. Shell Programming and Scripting

Friends, I have very large data files (File1 and File2). Search field1 of File1 into Field1 of File2. If found then do Field1 of File1 MINUS Field1 of File2 if the answer is <= 0.003 (positive or negative) then print that line from File1. File1 ABC1231|1.1111|2.2122|3.3133... (3 Replies)

4. Programming

I' m note very expert in the reliable manage of signal... but in my server I must manage SIGPIPE for the socket and SIGTERM... I've wrote this but there is something wrong... Can someone explain me with some example the reliable management of signal?? This is what I've wrote in the server ... (2 Replies)

5. UNIX for Advanced & Expert Users

Hi This is a exercise question from Unix network programming vol2. Why the SIGPIPE signal is generated only for writers when readers disappear. why not it is generated for readers when writer disappears. I guess, if the writer didn't get any response like the reader gets EOF, it will... (4 Replies)

6. Shell Programming and Scripting

Using awk, print all the lines where field 8 is equal to x I really did try, but this awk thing is really hard to figure out. file1.txt"Georgia","Atlanta","2011-11-02","x","","","","" "California","Los Angeles","2011-11-03","x","","","",""... (2 Replies)

7. Programming

When a write() writes on a broken pipe, with no readers, it generates a SIGPIPE signal and the process exits. When the write() returns -1 and errno is EPIPE? Do I have an handler for SIGPIPE, or can I ignore it? (2 Replies)

8. Shell Programming and Scripting

how to use "awk" to print any record has pattern not equal ? for example my file has 5 records & I need to get all lines which $1=10 or 20 , $2=10 or 20 and $3 greater than "130302" as it shown : 10 20 1303252348212B030 20 10 1303242348212B030 40 34 1303252348212B030 10 20 ... (14 Replies)

9. Shell Programming and Scripting

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10. Shell Programming and Scripting

For instance, my file contains the following content... set -A array set -A test ${array}=1 ${array}=2 ${array}=3 ${test}="Boy" ${test}="Girl" ${test}="Dog" x=0 while ;do print "${array}" " " "${test}" x=$((x+1) done... (1 Reply)