10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi everyone
i am very new to linux , working on bash shell.
I am trying to solve the given problem
1. Create a process and then create children using fork
2. Check the Status of the application for successful running.
3. Kill all the process(threads) except parent and first child... (2 Replies)
Discussion started by: vizz_k
2 Replies
2. AIX
Hi All,
Anyone have any shell script to capture the zombie process, as according to the support they need the real time zombie PID, they only provide the
kdb
(0) > p* |grep -i defunct
(0) > p * | grep <hex pid>
But this is doesn't seem easy to catch the zombie as it is not always... (1 Reply)
Discussion started by: ckwan
1 Replies
3. Emergency UNIX and Linux Support
Hello, everyone.
Here's a program:
pid_t pid = fork();
if (0 == pid) // child process
{
execvp ...;
}
I send a signal (such as SIGINT) to the parent process, the child process receive the signal as well as the parent process.
However I don't want to child process to receive the... (7 Replies)
Discussion started by: jackliang
7 Replies
4. Programming
Hi, i want that the parent process start before the child, this code doesn't work,
if the child start before the parent it wait for signal, then the father send the signal SIGALRM and the child catch it and call printf;
else the father call printf and send the signal to the child that call its... (1 Reply)
Discussion started by: blob84
1 Replies
5. Programming
Hello. I want to make a child do some stuff,wait,then the parent does some stuff and then child does some stuff and waits again.I have made the following but it does not work.Can anybody help me?
pid1 = fork();
if (pid1 == -1)
{
perror("Can't create child\n");
... (18 Replies)
Discussion started by: Cuervo
18 Replies
6. UNIX for Advanced & Expert Users
hi,
I am in a weird situation. I have a parent tarball which contains 2 sub tarballs.
The structure is such :
Parent.tar.gz ---- > child1.tar.gz and child2.tar.gz
I need to get the size of the parent tarball without untaring it
I know that the command is gunzip -c parent.tar.gz | wc -c ... (1 Reply)
Discussion started by: mnanavati
1 Replies
7. Programming
catch signal SIGPIPE ,print errno but it's value equal to 2(ENOENT)
#define ENOENT 2 /* No such file or directory */
is it should be EPIPE ?
#define EPIPE 32 /* Broken pipe */
Thanks ! (7 Replies)
Discussion started by: aobai
7 Replies
8. UNIX for Dummies Questions & Answers
Hi All,
I facing a problem in handling signals between parent process communication. I am trying to send a signal(SIGINT) from child to parent. I am using kill function to do so and I am trying to read the signal using sigaction(). But the program is ending abruptly and I am not able to figure out... (4 Replies)
Discussion started by: vkn_1985
4 Replies
9. UNIX for Dummies Questions & Answers
I want to know whicj process send the signal SIGCHLD to the parent's child.
Thank you in advance, (1 Reply)
Discussion started by: Puntino
1 Replies
10. Programming
Hi,
I have an c++ application which uses the function fork and execvp().
The parent does not wait until the child ends. The parents just creates children and let them do their stuff.
You can see the parent program as a batch-manager.
I have added a SIGCHLD handler to the program:
void... (3 Replies)
Discussion started by: jens
3 Replies
