fork
Reading and writing data through a pipe
I have created two processes using fork(). The child process is producing and writing continuously a variable amount of data (array char) to the pipe. The parent process reads from the pipe and prints[详细]
2023-04-03 11:09 分类:问答can a vfork child access parent variables?
How does a child process modify or read data in parent process after vfork()? Are the variables declared in parent process d开发者_开发百科irectly accessible to the child?[详细]
2023-04-03 06:43 分类:问答C++ wait problem
I have a code like this if (pid > 0) { // Child } else { // Parent } while (wait() > 0) {} And there are includes[详细]
2023-04-02 16:27 分类:问答How to debug python scripts that fork
In perl debugger I can use DB::get_fork_TTY() to开发者_如何学运维 debug both parent and child process in different terminals.Is there anything similar in python debugger?[详细]
2023-04-01 14:59 分类:问答fork() child and parent processes
I am trying to create a program that uses fork() to create a new process. The sample output should look like so:[详细]
2023-04-01 13:34 分类:问答Is it possible to fork/exec and guarantee one starts before the other?
Pretty much as the title says. I have a snippet of code that looks like this: pid_t = p; p = fork(); if (p == 0) {[详细]
2023-04-01 12:33 分类:问答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Run process with string input and output
There are plenty of questions on here related to fork() and exec().I have not found one that really makes the process of using them simple though, and making programmer\'s lives simple is the goal.[详细]
2023-03-31 01:25 分类:问答using fork to do something while the child is running
So basically what i need is: pid = fork(); if (pid == -1) exit(1); if (pid == 0) { // do stuff in child } else[详细]
2023-03-30 07:45 分类:问答Using os.forkpty() to create a pseudo-terminal to ssh to a remote server and communicate with it
I\'m tryin开发者_如何学Gog to write a python script that can ssh into remote server and can execute simple commands like ls,cd from the python client. However, I\'m not able to read the output from th[详细]
2023-03-30 02:46 分类:问答