diff options
author | kaf24@scramble.cl.cam.ac.uk <kaf24@scramble.cl.cam.ac.uk> | 2003-03-12 00:15:31 +0000 |
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committer | kaf24@scramble.cl.cam.ac.uk <kaf24@scramble.cl.cam.ac.uk> | 2003-03-12 00:15:31 +0000 |
commit | ee53d3b8685245febda44ac761877871ec4cd0f4 (patch) | |
tree | 67e5392c3f16c0716b3ca8356cd93cd244b58d4b /xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h | |
parent | 7c2ffc6c5043e0a49fbe1b81f9da465ec68a9e64 (diff) | |
download | xen-ee53d3b8685245febda44ac761877871ec4cd0f4.tar.gz xen-ee53d3b8685245febda44ac761877871ec4cd0f4.tar.bz2 xen-ee53d3b8685245febda44ac761877871ec4cd0f4.zip |
bitkeeper revision 1.122.1.5 (3e6e7c23wQxW8Ugs0UKsqigrHkcXQg)
mkbuildtree:
new file
.del-hypervisor-ifs~86b59453fcfcbc0d:
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.del-usercopy.c~a4e3819a4723317b:
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.del-i387.h~3b360e96fea6fe7:
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.del-hardirq.h~9b375250fe601395:
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.del-floppy.h~d6f10807cbe15906:
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.del-fcntl.h~ee3e644a21150dde:
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.del-errno.h~bab55cfe5c4ff883:
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.del-elf.h~af645629b45e7fe7:
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.del-dma.h~938dff3f930de2e4:
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.del-div64.h~aa6562c04bfaf412:
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.del-delay.h~e3ba89df403d5622:
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.del-current.h~800e8314ee81c074:
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.del-cpufeature.h~89666e396b49acdd:
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.del-checksum.h~82af6c19c8cc4ff3:
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.del-byteorder.h~f14ceb3575444d8a:
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.del-bitops.h~e3c609f48d6cdb91:
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.del-atomic.h~328669154749bfad:
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Diffstat (limited to 'xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h')
-rw-r--r-- | xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h | 221 |
1 files changed, 0 insertions, 221 deletions
diff --git a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h b/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h deleted file mode 100644 index 8740d4ea24..0000000000 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h +++ /dev/null @@ -1,221 +0,0 @@ -#ifndef _ASMi386_SIGNAL_H -#define _ASMi386_SIGNAL_H - -#include <linux/types.h> - -/* Avoid too many header ordering problems. */ -struct siginfo; - -#ifdef __KERNEL__ -/* Most things should be clean enough to redefine this at will, if care - is taken to make libc match. */ - -#define _NSIG 64 -#define _NSIG_BPW 32 -#define _NSIG_WORDS (_NSIG / _NSIG_BPW) - -typedef unsigned long old_sigset_t; /* at least 32 bits */ - -typedef struct { - unsigned long sig[_NSIG_WORDS]; -} sigset_t; - -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -#define NSIG 32 -typedef unsigned long sigset_t; - -#endif /* __KERNEL__ */ - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX (_NSIG-1) - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001 -#define SA_NOCLDWAIT 0x00000002 /* not supported yet */ -#define SA_SIGINFO 0x00000004 -#define SA_ONSTACK 0x08000000 -#define SA_RESTART 0x10000000 -#define SA_NODEFER 0x40000000 -#define SA_RESETHAND 0x80000000 - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND -#define SA_INTERRUPT 0x20000000 /* dummy -- ignored */ - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#ifdef __KERNEL__ - -/* - * These values of sa_flags are used only by the kernel as part of the - * irq handling routines. - * - * SA_INTERRUPT is also used by the irq handling routines. - * SA_SHIRQ is for shared interrupt support on PCI and EISA. - */ -#define SA_PROBE SA_ONESHOT -#define SA_SAMPLE_RANDOM SA_RESTART -#define SA_SHIRQ 0x04000000 -#endif - -#define SIG_BLOCK 0 /* for blocking signals */ -#define SIG_UNBLOCK 1 /* for unblocking signals */ -#define SIG_SETMASK 2 /* for setting the signal mask */ - -/* Type of a signal handler. */ -typedef void (*__sighandler_t)(int); - -#define SIG_DFL ((__sighandler_t)0) /* default signal handling */ -#define SIG_IGN ((__sighandler_t)1) /* ignore signal */ -#define SIG_ERR ((__sighandler_t)-1) /* error return from signal */ - -#ifdef __KERNEL__ -struct old_sigaction { - __sighandler_t sa_handler; - old_sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -struct sigaction { - __sighandler_t sa_handler; - unsigned long sa_flags; - void (*sa_restorer)(void); - sigset_t sa_mask; /* mask last for extensibility */ -}; - -struct k_sigaction { - struct sigaction sa; -}; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -struct sigaction { - union { - __sighandler_t _sa_handler; - void (*_sa_sigaction)(int, struct siginfo *, void *); - } _u; - sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -#define sa_handler _u._sa_handler -#define sa_sigaction _u._sa_sigaction - -#endif /* __KERNEL__ */ - -typedef struct sigaltstack { - void *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ -#include <asm/sigcontext.h> - -#define __HAVE_ARCH_SIG_BITOPS - -static __inline__ void sigaddset(sigset_t *set, int _sig) -{ - __asm__("btsl %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc"); -} - -static __inline__ void sigdelset(sigset_t *set, int _sig) -{ - __asm__("btrl %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc"); -} - -static __inline__ int __const_sigismember(sigset_t *set, int _sig) -{ - unsigned long sig = _sig - 1; - return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); -} - -static __inline__ int __gen_sigismember(sigset_t *set, int _sig) -{ - int ret; - __asm__("btl %2,%1\n\tsbbl %0,%0" - : "=r"(ret) : "m"(*set), "Ir"(_sig-1) : "cc"); - return ret; -} - -#define sigismember(set,sig) \ - (__builtin_constant_p(sig) ? \ - __const_sigismember((set),(sig)) : \ - __gen_sigismember((set),(sig))) - -#define sigmask(sig) (1UL << ((sig) - 1)) - -static __inline__ int sigfindinword(unsigned long word) -{ - __asm__("bsfl %1,%0" : "=r"(word) : "rm"(word) : "cc"); - return word; -} - -#endif /* __KERNEL__ */ - -#endif |