93 lines
2.1 KiB
C
93 lines
2.1 KiB
C
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#ifndef _LINUX_SIGNAL_H
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#define _LINUX_SIGNAL_H
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typedef unsigned int sigset_t; /* 32 bits */
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#define _NSIG 32
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#define NSIG _NSIG
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#define SIGHUP 1
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#define SIGINT 2
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#define SIGQUIT 3
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#define SIGILL 4
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#define SIGTRAP 5
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#define SIGABRT 6
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#define SIGIOT 6
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#define SIGUNUSED 7
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#define SIGFPE 8
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#define SIGKILL 9
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#define SIGUSR1 10
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#define SIGSEGV 11
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#define SIGUSR2 12
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#define SIGPIPE 13
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#define SIGALRM 14
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#define SIGTERM 15
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#define SIGSTKFLT 16
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#define SIGCHLD 17
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#define SIGCONT 18
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#define SIGSTOP 19
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#define SIGTSTP 20
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#define SIGTTIN 21
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#define SIGTTOU 22
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/*
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* Most of these aren't used yet (and perhaps never will),
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* so they are commented out.
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*/
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#define SIGIO 23
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#define SIGPOLL SIGIO
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#define SIGURG SIGIO
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#define SIGXCPU 24
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#define SIGXFSZ 25
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#define SIGVTALRM 26
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#define SIGPROF 27
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#define SIGWINCH 28
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/*
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#define SIGLOST 29
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*/
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#define SIGPWR 30
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/* Arggh. Bad user source code wants this.. */
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#define SIGBUS SIGUNUSED
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/*
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* sa_flags values: SA_STACK is not currently supported, but will allow the
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* usage of signal stacks by using the (now obsolete) sa_restorer field in
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* the sigaction structure as a stack pointer. This is now possible due to
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* the changes in signal handling. LBT 010493.
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* SA_INTERRUPT is a no-op, but left due to historical reasons. Use the
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* SA_RESTART flag to get restarting signals (which were the default long ago)
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*/
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#define SA_NOCLDSTOP 1
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#define SA_STACK 0x08000000
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#define SA_RESTART 0x10000000
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#define SA_INTERRUPT 0x20000000
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#define SA_NOMASK 0x40000000
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#define SA_ONESHOT 0x80000000
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#define SIG_BLOCK 0 /* for blocking signals */
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#define SIG_UNBLOCK 1 /* for unblocking signals */
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#define SIG_SETMASK 2 /* for setting the signal mask */
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/* Type of a signal handler. */
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typedef void (*__sighandler_t)(int);
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#define SIG_DFL ((__sighandler_t)0) /* default signal handling */
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#define SIG_IGN ((__sighandler_t)1) /* ignore signal */
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#define SIG_ERR ((__sighandler_t)-1) /* error return from signal */
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struct sigaction {
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__sighandler_t sa_handler;
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sigset_t sa_mask;
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int sa_flags;
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void (*sa_restorer)(void);
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};
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#endif
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