\section wait wait - wait for jobs to complete \subsection wait-synopsis Synopsis \fish{synopsis} wait [-n | --any] [PID | PROCESS_NAME] ... \endfish \subsection wait-description Description `wait` waits for child jobs to complete. - If a pid is specified, the command waits for the job that the process with the pid belongs to. - If a process name is specified, the command waits for the jobs that the matched processes belong to. - If neither a pid nor a process name is specified, the command waits for all background jobs. - If the `-n` / `--any` flag is provided, the command returns as soon as the first job completes. If it is not provided, it returns after all jobs complete. \subsection wait-example Example \fish sleep 10 & wait $last_pid \endfish spawns `sleep` in the background, and then waits until it finishes. \fish for i in (seq 1 5); sleep 10 &; end wait \endfish spawns five jobs in the background, and then waits until all of them finishes. \fish for i in (seq 1 5); sleep 10 &; end hoge & wait sleep \endfish spawns five jobs and `hoge` in the background, and then waits until all `sleep`s finishes, and doesn't wait for `hoge` finishing.