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write to its controlling terminal is sent signal SIGTTIN (for input) or SIGTTOU (for output), as the process's process group is not the same as the terminal's...

register a signal handler for, or ignore, the signal. SIGTTIN and SIGTTOU The SIGTTIN and SIGTTOU signals are sent to a process when it attempts to read in or...

bash ignores SIGQUIT. If job control is in effect, bash ignores SIGTTIN, SIGTTOU, and SIGTSTP. —  bash(1) By default Bash shell scripts receive and respond...

Control+Z), and SIGQUIT ("quit", Control+\). It also sends the SIGTTIN and SIGTTOU signals to any processes that attempt to read from or write to the terminal...

group will and may optionally (respectively) cause signals (SIGTTIN and SIGTTOU respectively) to be sent to the invoking process. Various terminal-mode-altering...