fifo « unix « C Q&A

1. read the last line of a fifo    stackoverflow.com

Here is the situation : Some process writes lines into a fifo file (created with mkfifo). At some point in my program, I want to read the last line in the ...

2. Having trouble getting a Unix FIFO to work properly?    stackoverflow.com

I'm trying to write a simple daemon in Linux, which will create a FIFO, then collect anything written to the FIFO and write that data to a file at a later ...

3. open() causes program termination    stackoverflow.com

I use the following program to write to a fifo:

#include <iostream>
#include <fstream>

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>

using namespace std;

int main() {

    unlink("fifo1");

    if ...

4. UNIX FIFO: the process hangs if I don't close the input side of the fifo    stackoverflow.com

I've just started working with UNIX FIFOs, and I discovered something while experimenting with my first FIFO program. The program works this way: after creating the FIFO, two processes are started ...

5. open syscall on fifo not blocking?    stackoverflow.com

I'm creating a quite-big project as an homework where I need to create a server program which listen to 2 fifos, where clients will write. Everything works, but there is something that ...

6. Correct way to write/read data over a fifo    stackoverflow.com

I've created, as an homework, a big project which simulate a mailbox server (only through process on the same computer, so through fifo, it's a homework) I can't post the project because ...

7. Detect when a fifo is opened from a program    stackoverflow.com

I have a situation where I need to check if the other side of a fifo has opened it, however I can't use a open because otherwise the program will start ...