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PHP Manual
Process Control Extensions
Process Control
Process Control
Introduction
Installing/Configuring
Requirements
Installation
Runtime Configuration
Resource Types
Predefined Constants
Examples
Basic usage
PCNTL Functions
pcntl_alarm
— Set an alarm clock for delivery of a signal
pcntl_exec
— Executes specified program in current process space
pcntl_fork
— Forks the currently running process
pcntl_getpriority
— Get the priority of any process
pcntl_setpriority
— Change the priority of any process
pcntl_signal_dispatch
— Calls signal handlers for pending signals
pcntl_signal
— Installs a signal handler
pcntl_sigprocmask
— Sets and retrieves blocked signals
pcntl_sigtimedwait
— Waits for signals, with a timeout
pcntl_sigwaitinfo
— Waits for signals
pcntl_wait
— Waits on or returns the status of a forked child
pcntl_waitpid
— Waits on or returns the status of a forked child
pcntl_wexitstatus
— Returns the return code of a terminated child
pcntl_wifexited
— Checks if status code represents a normal exit
pcntl_wifsignaled
— Checks whether the status code represents a termination due to a signal
pcntl_wifstopped
— Checks whether the child process is currently stopped
pcntl_wstopsig
— Returns the signal which caused the child to stop
pcntl_wtermsig
— Returns the signal which caused the child to terminate