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@c

@c  COPYRIGHT (c) 1988-2002.

@c  On-Line Applications Research Corporation (OAR).

@c  All rights reserved.

@c

@c  ch03.t,v 1.11 2002/01/17 21:47:45 joel Exp

@c

@chapter Process Primitives

@section Process Creation and Execution

@subsection Process Creation

@example

fork(), Function, Unimplementable, Requires Processes

@end example

@subsection Execute a File

@example

execl(), Function, Unimplementable, Requires Processes

execv(), Function, Unimplementable, Requires Processes

execle(), Function, Unimplementable, Requires Processes

execve(), Function, Unimplementable, Requires Processes

execlp(), Function, Unimplementable, Requires Processes

execvp(), Function, Unimplementable, Requires Processes

@end example

@subsection Register Fork Handlers

@example

pthread_atfork(), Function, Unimplementable, Requires Processes

@end example

@section Process Termination

@subsection Wait for Process Termination

@example

wait(), Function, Unimplementable, Requires Processes

waitpid(), Function, Unimplementable, Requires Processes

WNOHANG, Constant, Unimplementable, Requires Processes

WUNTRACED, Constant, Unimplementable, Requires Processes

WIFEXITED(), Function, Unimplementable, Requires Processes

WEXITSTATUS(), Function, Unimplementable, Requires Processes

WIFSIGNALED(), Function, Unimplementable, Requires Processes

WTERMSIG(), Function, Unimplementable, Requires Processes

WIFSTOPPED(), Function, Unimplementable, Requires Processes

WSTOPSIG(), Function, Unimplementable, Requires Processes

@end example

@subsection Terminate a Process

@example

_exit(), Function, Implemented

@end example

@section Signals

@subsection Signal Concepts

@subsubsection Signal Names

@example

sigset_t, Type, Implemented

SIG_DFL, Constant, Implemented

SIG_IGN, Constant, Implemented

SIG_ERR, Constant, Implemented

SIGABRT, Constant, Implemented

SIGALRM, Constant, Implemented

SIGFPE, Constant, Implemented

SIGHUP, Constant, Implemented

SIGILL, Constant, Implemented

SIGINT, Constant, Implemented

SIGKILL, Constant, Implemented

SIGPIPE, Constant, Implemented

SIGQUIT, Constant, Implemented

SIGSEGV, Constant, Implemented

SIGTERM, Constant, Implemented

SIGUSR1, Constant, Implemented

SIGUSR2, Constant, Implemented

SIGCHLD, Constant, Unimplemented

SIGCONT, Constant, Unimplemented

SIGSTOP, Constant, Unimplemented

SIGTSTP, Constant, Unimplemented

SIGTTIN, Constant, Unimplemented

SIGTTOU, Constant, Unimplemented

SIGBUS, Constant, Implemented

SIGRTMIN, Constant, Implemented

SIGRTMAX, Constant, Implemented

@end example

NOTE: SIG_ERR is technically an extension to the C Library which is

not documented anywhere else according to the index.

@subsubsection Signal Generation and Delivery

@example

struct sigevent, Type, Implemented

union sigval, Type, Implemented

SIGEV_NONE, Constant, Implemented

SIGEV_SIGNAL, Constant, Implemented

SIGEV_THREAD, Constant, Implemented

@end example

@subsubsection Signal Actions

@example

siginfo_t, Type, Implemented

SI_USER, Constant, Implemented

SI_QUEUE, Constant, Implemented

SI_TIMER, Constant, Implemented

SI_ASYNCIO, Constant, Implemented

SI_MESGQ, Constant, Implemented

@end example

@subsection Send a Signal to a Process

@example

kill(), Function, Implemented

@end example

@subsection Manipulate Signal Sets

@example

sigemptyset(), Function, Implemented

sigfillset(), Function, Implemented

sigaddset(), Function, Implemented

sigdelset(), Function, Implemented

sigismember(), Function, Implemented

@end example

@subsection Examine and Change Signal Action

@example

sigaction(), Function, Implemented

sigaction, Type, Implemented

SA_NOCLDSTOP, Constant, Implemented

SA_SIGINFO, Constant, Implemented

@end example

@subsection Examine and Change Blocked Signals

@example

pthread_sigmask(), Function, Implemented

sigprocmask(), Function, Implemented

SIG_BLOCK, Constant, Implemented

SIG_UNBLOCK, Constant, Implemented

SIG_SETMASK, Constant, Implemented

@end example

@subsection Examine Pending Signals

@example

sigpending(), Function, Implemented

@end example

@subsection Wait for a Signal

@example

sigsuspend(), Function, Implemented

@end example

@subsection Synchronously Accept a Signal

@example

sigwait(), Function, Implemented

sigwaitinfo(), Function, Implemented

sigtimedwait(), Function, Implemented

@end example

@subsection Queue a Signal to a Process

@example

sigqueue(), Function, Implemented

@end example

@subsection Send a Signal to a Thread

@example

pthread_kill(), Function, Implemented

@end example

@section Timer Operations

@subsection Schedule Alarm

@example

alarm(), Function, Implemented

@end example

@subsection Suspend Process Execution

@example

pause(), Function, Implemented

@end example

@subsection Delay Process Execution

@example

sleep(), Function, Implemented

@end example