预定义常量

下面列出的信号列表用于支持进程控制函数。关于这些信号默认行为的更详细信息请查看您系统的 signal(7)man 手册

进程控制常量
WNOHANG (int)
WUNTRACED (int)
WCONTINUED (int)
WEXITED (int)
WSTOPPED (int)
WNOWAIT (int)
SIG_* 常量
SIG_IGN (int)
SIG_DFL (int)
SIG_ERR (int)
SIGHUP (int)
SIGINFO (int)
SIGINT (int)
SIGQUIT (int)
SIGILL (int)
SIGTRAP (int)
SIGABRT (int)
SIGIOT (int)
SIGBUS (int)
SIGFPE (int)
SIGKILL (int)
SIGUSR1 (int)
SIGSEGV (int)
SIGUSR2 (int)
SIGPIPE (int)
SIGALRM (int)
SIGTERM (int)
SIGSTKFLT (int)
SIGCLD (int)
SIGCHLD (int)
SIGCONT (int)
SIGSTOP (int)
SIGTSTP (int)
SIGTTIN (int)
SIGTTOU (int)
SIGURG (int)
SIGXCPU (int)
SIGXFSZ (int)
SIGVTALRM (int)
SIGPROF (int)
SIGWINCH (int)
SIGPOLL (int)
SIGIO (int)
SIGPWR (int)
SIGSYS (int)
SIGBABY (int)
SIGRTMIN (int)
SIGRTMAX (int)
SIG_BLOCK (int)
SIG_UNBLOCK (int)
SIG_SETMASK (int)
SI_* 常量
SI_USER (int)
SI_NOINFO (int)
SI_KERNEL (int)
SI_QUEUE (int)
SI_TIMER (int)
SI_MSGGQ (int)
SI_ASYNCIO (int)
SI_SIGIO (int)
SI_TKILL (int)
SI_MESGQ (int)
CLD_* 常量
CLD_EXITED (int)
CLD_KILLED (int)
CLD_DUMPED (int)
CLD_TRAPPED (int)
CLD_STOPPED (int)
CLD_CONTINUED (int)
TRAP_* 常量
TRAP_BRKPT (int)
TRAP_TRACE (int)
POLL_* 常量
POLL_IN (int)
POLL_OUT (int)
POLL_MSG (int)
POLL_ERR (int)
POLL_PRI (int)
POLL_HUP (int)
ILL_* 常量
ILL_ILLOPC (int)
ILL_ILLOPN (int)
ILL_ILLADR (int)
ILL_ILLTRP (int)
ILL_PRVOPC (int)
ILL_PRVREG (int)
ILL_COPROC (int)
ILL_BADSTK (int)
FPE_* 常量
FPE_INTDIV (int)
FPE_INTOVF (int)
FPE_FLTDIV (int)
FPE_FLTOVF (int)
FPE_FLTUND (int)
FPE_FLTRES (int)
FPE_FLTINV (int)
FPE_FLTSUB (int)
SEGV_* 常量
SEGV_MAPERR (int)
SEGV_ACCERR (int)
BUS_* 常量
BUS_ADRALN (int)
BUS_ADRERR (int)
BUS_OBJERR (int)
CLONE_* 常量
CLONE_NEWNS (int)
从 PHP 7.4.0 起可用
CLONE_NEWIPC (int)
从 PHP 7.4.0 起可用
CLONE_NEWUTS (int)
从 PHP 7.4.0 起可用
CLONE_NEWNET (int)
从 PHP 7.4.0 起可用
CLONE_NEWPID (int)
从 PHP 7.4.0 起可用
CLONE_NEWUSER (int)
从 PHP 7.4.0 起可用
CLONE_NEWCGROUP (int)
从 PHP 7.4.0 起可用
PRIO_* 常量
PRIO_PGRP (int)
PRIO_USER (int)
PRIO_PROCESS (int)
PRIO_DARWIN_BG (int)
从 PHP 8.1.0 起可用。
PRIO_DARWIN_THREAD (int)
从 PHP 8.1.0 起可用。
FORK_* 常量
FORK_NOSIGCHLD (int)
FORK_WAITPID (int)
RF* 常量
RFCFDG (int)
RFFDG (int)
RFLINUXTHPN (int)
RFNOWAIT (int)
RFPROC (int)
RFTHREAD (int)
RFTSIGZMB (int)
waitid的第一个参数(idtype
P_ALL (int)
选择任何子进程。
P_PID (int)
按进程 ID 选择。
P_PGID (int)
按进程组 ID 选择。
P_PIDFD (int)
按 PID 文件描述符选择。 仅适用于 Linux(自 Linux 5.4 起)。
P_UID (int)
按有效用户 ID 选择。 仅适用于 NetBSD 和 FreeBSD。
P_GID (int)
按有效组 ID 选择。 仅适用于 NetBSD 和 FreeBSD。
P_SID (int)
按会话 ID 选择。 仅适用于 NetBSD 和 FreeBSD。
P_JAILID (int)
按 jail 标识符选择。 仅适用于 FreeBSD。
添加备注

用户贡献的备注 3 notes

up
9
coder dot ua at gmail dot com
10 years ago
You should see all signals and their codes in your system using: kill -l
In my Debian GNU/Linux 7.6 (wheezy):

1) SIGHUP 2) SIGINT 3) SIGQUIT 4) SIGILL 5) SIGTRAP
6) SIGABRT 7) SIGBUS 8) SIGFPE 9) SIGKILL 10) SIGUSR1
11) SIGSEGV 12) SIGUSR2 13) SIGPIPE 14) SIGALRM 15) SIGTERM
16) SIGSTKFLT 17) SIGCHLD 18) SIGCONT 19) SIGSTOP 20) SIGTSTP
21) SIGTTIN 22) SIGTTOU 23) SIGURG 24) SIGXCPU 25) SIGXFSZ
26) SIGVTALRM 27) SIGPROF 28) SIGWINCH 29) SIGIO 30) SIGPWR
31) SIGSYS 34) SIGRTMIN 35) SIGRTMIN+1 36) SIGRTMIN+2 37) SIGRTMIN+3
38) SIGRTMIN+4 39) SIGRTMIN+5 40) SIGRTMIN+6 41) SIGRTMIN+7 42) SIGRTMIN+8
43) SIGRTMIN+9 44) SIGRTMIN+10 45) SIGRTMIN+11 46) SIGRTMIN+12 47) SIGRTMIN+13
48) SIGRTMIN+14 49) SIGRTMIN+15 50) SIGRTMAX-14 51) SIGRTMAX-13 52) SIGRTMAX-12
53) SIGRTMAX-11 54) SIGRTMAX-10 55) SIGRTMAX-9 56) SIGRTMAX-8 57) SIGRTMAX-7
58) SIGRTMAX-6 59) SIGRTMAX-5 60) SIGRTMAX-4 61) SIGRTMAX-3 62) SIGRTMAX-2
63) SIGRTMAX-1 64) SIGRTMAX
up
4
eclecticrob at gmail dot com
12 years ago
On OS X, the values of the constants are:

SIGHUP = 1
SIGINT = 2
SIGQUIT = 3
SIGILL = 4
SIGTRAP = 5
SIGABRT = 6
SIGIOT = 6
SIGBUS = 10
SIGFPE = 8
SIGUSR1 = 30
SIGSEGV = 11
SIGUSR2 = 31
SIGPIPE = 13
SIGALRM = 14
SIGTERM = 15
SIGSTKFLT not defined
SIGCLD not defined
SIGCHLD = 20
SIGCONT = 19
SIGTSTP = 18
SIGTTIN = 21
SIGTTOU = 22
SIGURG = 16
SIGXCPU = 24
SIGXFSZ = 25
SIGVTALRM = 26
SIGPROF = 27
SIGWINCH = 28
SIGPOLL not defined
SIGIO = 23
SIGPWR not defined
SIGSYS = 12
SIGBABY = 12
SIG_BLOCK = 1
SIG_UNBLOCK = 2
SIG_SETMASK = 3
up
-1
eclecticrob at gmail dot com
12 years ago
On RedHat, the values of the constants are:

Signal SIGHUP = 1
Signal SIGINT = 2
Signal SIGQUIT = 3
Signal SIGILL = 4
Signal SIGTRAP = 5
Signal SIGABRT = 6
Signal SIGIOT = 6
Signal SIGBUS = 7
Signal SIGFPE = 8
Signal SIGUSR1 = 10
Signal SIGSEGV = 11
Signal SIGUSR2 = 12
Signal SIGPIPE = 13
Signal SIGALRM = 14
Signal SIGTERM = 15
Signal SIGSTKFLT = 16
Signal SIGCLD = 17
Signal SIGCHLD = 17
Signal SIGCONT = 18
Signal SIGTSTP = 20
Signal SIGTTIN = 21
Signal SIGTTOU = 22
Signal SIGURG = 23
Signal SIGXCPU = 24
Signal SIGXFSZ = 25
Signal SIGVTALRM = 26
Signal SIGPROF = 27
Signal SIGWINCH = 28
Signal SIGPOLL = 29
Signal SIGIO = 29
Signal SIGPWR = 30
Signal SIGSYS = 31
Signal SIGBABY = 31
Signal SIG_BLOCK = 0
Signal SIG_UNBLOCK = 1
Signal SIG_SETMASK = 2
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