9 сент. 2022 г. · I want in Linux, get the stdout of a NodeJS program that is opened, from other NodeJS program or bash. I have the PID, or name of program and ...

5 февр. 2014 г. · You will find the stdout of the process at /proc/<pid>/fd/1. Just open (or fopen) the file for reading. The standard way is to use fork though.

3 февр. 2015 г. · You can use strace to monitor it's kernel calls, including all reads/writes. You will need to limit what it sees (try -e ), and maybe filter the output for ...

25 окт. 2013 г. · If you've already started the process you can use gdb to actually redirect stdout or strace to just intercept the calls to write et.al.

16 июн. 2022 г. · To read output as soon as is available, use while read: ./script-test | while IFS= read -r line; do echo "do stuff with $line" done.

9 июн. 2020 г. · To be able to communicate with already running process you have to set a watchers for them. The most common tools for this are Tmux and Screen.

8 дек. 2011 г. · You need to use popen() which does a fork() then an exec(), returning a FILE * to read (which will be the stdout of the process you just ran).

27 апр. 2016 г. · I want to modify and redirect the output of all running process. I know that if i know the name of the process i can do something like this

6 нояб. 2018 г. · 1. If you want to read stdout of a process with pid 1234, try: strace -p 1234 -s 1000 -e write . – tshiono · 1. Is the process a subprocess?

29 мар. 2022 г. · I would like to know if I can make some command/request to send input/STDIN text to this running process and get the output text.