orphan process; but in this case it will shortly be adopted by init. The SIGCHLD signal is sent to the parent of a child process when it exits, is interrupted...

namely real parent and parent. Parent is the process that receives the SIGCHLD signal on child's termination, whereas real parent is the thread that actually...

memory access alignment or non-existent physical address. SIGCHLD "Signal child" The SIGCHLD signal is sent to a process when a child process terminates...

sigemptyset(&act.sa_mask); act.sa_sigaction = sigchld_handler; act.sa_flags = SA_SIGINFO; if (-1 == sigaction(SIGCHLD, &act, NULL)) { perror("sigaction()");...

executed in sequential code, but it is commonly executed in a handler for the SIGCHLD signal, which the parent receives whenever a child has died. After the...

handler for SIGCHLD, if they need to ensure everything is cleaned up. Here's an example of a signal handler that catches any incoming SIGCHLD signals and...

SIGINT, SIGKILL), an exit status is returned to the operating system and a SIGCHLD signal is sent to the parent process. The exit status can then be retrieved...

(identified by its process ID) to exit. Some operating systems issue a signal (SIGCHLD) to the parent process when a child process terminates, notifying the parent...