waitpid

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How to timeout waitpid without killing the child?

I am aware of the many questions regarding waitpid and timeouts but they all cover this by killing the child from within an alarm handler.[详细]

2023-03-31 22:28 分类：问答
Oracle beq and popen()

I have a program like this (that\'s for Pro*C precompiler): #include <stdio.h> #include <stdlib.h>[详细]

2023-03-31 06:13 分类：问答
where to place wait_pid function to prevent zoombie processes in Linux?

I\'m following OpenSSL multi-threaded server example but this example creates zoombie processes. I researched and found that I should do a waitpid() for each forked process.[详细]

2023-03-21 09:29 分类：问答
Race condition in my POSIX signal handler

The following program forks off a child, that runs \"/bin/sleep 10\" repeatedly. The parent installs a signal handler for SIGINT, that delivers SIGINT to the child. However sometimes sending SIGINT to[详细]

2023-03-15 18:27 分类：问答
Check for exited child processes in POSIX?

I\'m trying to write a program that checks for exited child processes and restarts them if they have exited. It needs to restart the processes as they exit, without waiting for any other processes to[详细]

2023-03-04 06:03 分类：问答
I have a problem with the WIFSIGNALED()/WTERMSIG() macros, after using waitpid()

In this code C i launch a program from the command line and when it is closed from a signal different from SIGTERM (signal for normal end) my code should relaunch the initial program passed from the c[详细]

2023-01-04 05:04 分类：问答
How to check any thread is working currently

I know there is one for multi processes waitpid(-1,WNOHANG,NULL) that is no开发者_JAVA百科n-blocking function call to check if there is any child process currently working on[详细]

2023-01-03 21:12 分类：问答
Does waitpid yield valid status information for a child process that has already exited?

If I fork a child process, and the child process exits before the parent calls waitpid, then is the exit status information that is set by waitpid still valid? If so, when does it become not valid;i.e[详细]

2022-12-31 01:40 分类：问答
What happens to my ajax request after window unload

what happens to my syn/asyn XMLHttpRequest (IE) when the page unload but the request is still on his way?[详细]

2022-12-18 13:43 分类：问答