1. UNIX for Dummies Questions & Answers

What is a fork? Why would one create a fork? What are the advantages and disadvantages of using a fork? Please advise. Thank You. Deepali (5 Replies)

2. Programming

#include <stdio.h> #include <string.h> #include <sys/types.h> #define MAX_COUNT 200 #define BUF_SIZE 100 void main(void) { pid_t pid; int i; char buf; fork(); pid = getpid(); for (i = 1; i <= MAX_COUNT; i++) { sprintf(buf,... (2 Replies)

3. Programming

Hello all. I'm developing a filetransfer application, which is supposed to work sort of like dcc, with multiple transfers etc. Now i wonder what the best way to manage the transfers is. Should i fork() for each new transfer, hogging loads of memory or use pthreads? Maybe I can use select to see... (0 Replies)

4. Programming

hi all About this code for (i = 1; i < n; i++) if ((childpid = fork()) <= 0) break; I really can't understand the output . and the way fork () return the value . how about the process Id ,the child process Id and the parent ID in this case so please answer me soon (5 Replies)

5. Programming

Hi everybody, I wanna write a code to understand how fork works. my target -------------- -Parent creates a file(called temp) and writes into this file "1".Then it closes the file. -Then parent creates a child and wait until execution of this child ends. -Then child opens the same... (3 Replies)

6. HP-UX

Hi, Can someone gives me an example for the use of getrusage() under HP-UX and AIX. I am using this function to get system statistics. Thank you (2 Replies)

7. UNIX for Advanced & Expert Users

Hi, I wrote a simple program for understanding the fork command. The code is as below int main(void) { fork(); printf("hi 1 \n"); fork(); printf("hi 2 \n"); fork(); printf("hi 3 \n"); } I am getting a variation in the number of times the printf is called if i remove the \n from each of... (1 Reply)

8. Programming

Hi, I wrote a simple program for understanding the fork command. The code is as below int main(void) { fork(); printf("hi 1 \n"); fork(); printf("hi 2 \n"); fork(); printf("hi 3 \n"); } I am getting a variation in the number of times the printf is called if i remove the \n from each... (2 Replies)

9. Programming

does fork() spawn only the parent process, what if fork() is looped, does it spawn the parent and the child? (4 Replies)

10. UNIX for Dummies Questions & Answers

I'm trying to run a simple test on how to use fork(), i'm able to execute the child process first then the parent, but how can I execute parent then child..? Thanks! (1 Reply)