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54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
#ifndef COSMOPOLITAN_LIBC_CALLS_SIGNALS_INTERNAL_H_
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#define COSMOPOLITAN_LIBC_CALLS_SIGNALS_INTERNAL_H_
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#include "libc/atomic.h"
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#include "libc/calls/struct/sigset.h"
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#include "libc/calls/ucontext.h"
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#include "libc/nt/struct/context.h"
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#define __SIG_QUEUE_LENGTH 32
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#define __SIG_POLLING_INTERVAL_MS 20
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#define __SIG_LOGGING_INTERVAL_MS 1700
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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COSMOPOLITAN_C_START_
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struct Delivery {
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int ops;
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int sig;
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int sic;
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struct NtContext *nc;
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};
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struct Signal {
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struct Signal *next;
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bool used;
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int tid;
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int sig;
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int si_code;
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};
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struct Signals {
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uint64_t sigmask; /* only if tls is disabled */
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struct Signal *queue;
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struct Signal mem[__SIG_QUEUE_LENGTH];
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};
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extern struct Signals __sig;
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extern atomic_long __sig_count;
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bool __sig_check(int);
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bool __sig_is_core(int);
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bool __sig_is_fatal(int);
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bool __sig_handle(int, int, int, ucontext_t *);
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int __sig_add(int, int, int);
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int __sig_mask(int, const sigset_t *, sigset_t *);
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void __sig_check_ignore(const int, const unsigned);
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void __sig_pending(sigset_t *);
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int __sig_is_applicable(struct Signal *);
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bool __sig_deliver(int, int, int, ucontext_t *);
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int __sig_tramp(struct Delivery *);
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bool32 __sig_notify(int, int);
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COSMOPOLITAN_C_END_
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_LIBC_CALLS_SIGNALS_INTERNAL_H_ */
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