-
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...
- sigemptyset(&act.sa_mask); act.sa_sigaction =
sigchld_handler; act.sa_flags = SA_SIGINFO; if (-1 == sigaction(
SIGCHLD, &act, NULL)) { perror("sigaction()");...
-
incorrect memory access alignment or non-existent
physical address.
SIGCHLD The
SIGCHLD signal is sent to a
process when a
child process terminates, is stopped...
-
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...
