The signal.h header file defines the following values.
- Functions:
- Macros:
| SIG_DFL |
SIG_ERR |
SIG_IGN |
SIG_PROMOTE |
- Signals:
| SIGABND |
SIGABRT |
SIGFPE |
SIGILL |
SIGINT |
| SIGIOERR |
SIGSEGV |
SIGTERM |
SIGUSR1 |
SIGUSR2 |
- The type sig_atomic_t, which is the largest integer
type the processor can load or store automatically in the presence
of asynchronous interrupts.
The following functions are supported only in a POSIX
program. You must specify the POSIX(ON) runtime option for these functions.
| kill() |
sigaction() |
__sigactionset() |
sigaddset() |
sigdelset() |
| sigemptyset() |
sigfillset() |
sigismember() |
siglongjmp() |
sigpending() |
| sigprocmask() |
sigsuspend() |
sigtimedwait() |
sigwait() |
sigwaitinfo() |
The following values are available in
z/OS® UNIX only:
- Signals:
| SIGALRM |
SIGCHLD |
SIGCLD |
SIGCONT |
SIGHUP |
| SIGIO |
SIGKILL |
SIGPIPE |
SIGQUIT |
SIGSTOP |
| SIGTHCONT |
SIGTHSTOP |
SIGTRACE |
SIGTRAP |
SIGTSTP |
| SIGTTIN |
SIGTTOU |
|
|
|
- The structures sigaction, __sigactionset_t, __sigactionset_s, sigset_t,
and pid_t.
- options arguments for sigprocmask(): SIG_BLOCK, SIG_UNBLOCK,
and SIG_SETMASK.
- Flags for the sa_flags field, available in z/OS UNIX only:
SA_NOCLDSTOP and _SA_OLD_STYLE.
_XOPEN_SOURCE_EXTENDED 1:
_OPEN_THREADS 2:
- Functions:
pthread_sigmask()
_UNIX03_THREADS: