> I’ve said on occasion that shell syntax is a DSL for posix_spawn.
Heaven help us! clone/exec not posix_spawn, a shell needs to do things in the new process before starting a new executable.
There's more to a Linux command line (which is what the article is about) than processes. Other important primitives involve files, file names file descriptors, pipes, and sockets.
Heaven help us! clone/exec not posix_spawn, a shell needs to do things in the new process before starting a new executable.
There's more to a Linux command line (which is what the article is about) than processes. Other important primitives involve files, file names file descriptors, pipes, and sockets.