Copyright © tutorialspoint.com
Syntax
Definition and UsageSends a signal to a list of processes. Returns the number of processes successfully signaled. If SIGNAL is zero, no signal is sent to the process. This is a useful way to check that a child process is alive and hasn't changed its UID. The precise list of signals supported is entirely dependent on the system implementation
Return ValueReturns the number of processes successfully signaled ExampleTry out following example:
|
Copyright © tutorialspoint.com