Python child process in while True loop blocks parent

Peter J. Holzer hjp-python at hjp.at
Sun Dec 5 21:08:31 EST 2021


On 2021-12-06 00:51:13 +0100, Jen Kris via Python-list wrote:
> The C program creates two threads (using pthreads), one for itself and
> one for the child process.  On creation, the second pthread is pointed
> to a C program that calls fork-execv to run the Python program.  That
> way Python runs on a separate thread. 

I think you have the relationship between processes and threads
backwards. A process consists of one or more threads. Fork creates a new
process and therefore also a new thread.

        hp

-- 
   _  | Peter J. Holzer    | Story must make more sense than reality.
|_|_) |                    |
| |   | hjp at hjp.at         |    -- Charles Stross, "Creative writing
__/   | http://www.hjp.at/ |       challenge!"
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