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Sync with current Linux 2.1.132 kernel sources.
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@ -28,8 +28,20 @@ struct sigaction
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unsigned int sa_flags;
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/* Signal handler. */
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#ifdef __USE_POSIX199309
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union
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{
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/* Used if SA_SIGINFO is not set. */
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__sighandler_t sa_handler;
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/* Used if SA_SIGINFO is set. */
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void (*sa_sigaction) __PMT ((int, siginfo_t *, void *));
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}
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__sigaction_handler;
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# define sa_handler __sigaction_handler.sa_handler
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# define sa_sigaction __sigaction_handler.sa_sigaction
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#else
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__sighandler_t sa_handler;
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#endif
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/* Additional set of signals to be blocked. */
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__sigset_t sa_mask;
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@ -43,14 +55,17 @@ struct sigaction
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};
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/* Bits in `sa_flags'. */
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#define SA_NOCLDSTOP 1 /* Don't send SIGCHLD when children stop. */
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#ifdef __USE_MISC
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#define SA_NOCLDSTOP 0x00020000 /* Don't send SIGCHLD when children stop. */
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#define SA_SIGINFO 0x00000008 /* Invoke signal-catching function with
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three arguments instead of one. */
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#if defined __USE_UNIX98 || defined __USE_MISC
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# define SA_ONSTACK 0x00000001 /* Use signal stack by using `sa_restorer'. */
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# define SA_RESTART 0x00000004 /* Restart syscall on signal return. */
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# define SA_INTERRUPT 0x00000000 /* Historical no-op. */
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# define SA_NODEFER 0x00000010 /* Don't automatically block the signal when
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its handler is being executed. */
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# define SA_RESETHAND 0x00000002 /* Reset to SIG_DFL on entry to handler. */
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#endif
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#ifdef __USE_MISC
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# define SA_INTERRUPT 0x01000000 /* Historical no-op. */
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/* Some aliases for the SA_ constants. */
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# define SA_NOMASK SA_NODEFER
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@ -63,5 +78,7 @@ struct sigaction
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#define SIG_BLOCK 1 /* Block signals. */
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#define SIG_UNBLOCK 2 /* Unblock signals. */
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#define SIG_SETMASK 3 /* Set the set of blocked signals. */
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#define SIG_SETMASK32 256 /* Goodie from SGI for BSD compatibility:
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#ifdef __USE_MISC
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# define SIG_SETMASK32 256 /* Goodie from SGI for BSD compatibility:
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set only the low 32 bit of the sigset. */
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#endif
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