What is a SIGCHLD signal?
What is a SIGCHLD signal? The SIGCHLD signal is the only signal that the z/TPF system sends to a process. Sends a SIGCHLD signal to the parent process to indicate that the child process has ended. Saves the exit status of the child process so that the parent process can identify which child process (by process ID) ended and its exit status. What causes SIGCHLD? The conditions that lead to the signal being sent are, for example, incorrect memory access alignment or non-existent physical address. The SIGCHLD signal is sent to a process when a child process terminates, is interrupted,...