ladybird/Kernel/API/POSIX/signal.h
Andrew Kaster 046c23f567 Kernel+LibC: Move LibC/signal_numbers.h to Kernel/API/POSIX
Make Userland and Tests users just include signal.h, and move Kernel
users to the new API file.
2023-01-21 10:43:59 -07:00

98 lines
1.8 KiB
C

/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <Kernel/API/POSIX/signal_numbers.h>
#include <Kernel/API/POSIX/sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef void (*__sighandler_t)(int);
typedef __sighandler_t sighandler_t;
typedef uint32_t sigset_t;
typedef uint32_t sig_atomic_t;
union sigval {
int sival_int;
void* sival_ptr;
};
typedef struct siginfo {
int si_signo;
int si_code;
int si_errno;
pid_t si_pid;
uid_t si_uid;
void* si_addr;
int si_status;
int si_band;
union sigval si_value;
} siginfo_t;
struct sigaction {
union {
void (*sa_handler)(int);
void (*sa_sigaction)(int, siginfo_t*, void*);
};
sigset_t sa_mask;
int sa_flags;
};
typedef struct {
void* ss_sp;
int ss_flags;
size_t ss_size;
} stack_t;
#define SS_ONSTACK 1
#define SS_DISABLE 2
// FIXME: These values are arbitrary, and might be platform dependent
#define MINSIGSTKSZ 4096 // Minimum allowed
#define SIGSTKSZ 32768 // Recommended size
#define SIG_DFL ((__sighandler_t)0)
#define SIG_ERR ((__sighandler_t)-1)
#define SIG_IGN ((__sighandler_t)1)
#define SA_NOCLDSTOP 1
#define SA_NOCLDWAIT 2
#define SA_SIGINFO 4
#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 SIG_BLOCK 0
#define SIG_UNBLOCK 1
#define SIG_SETMASK 2
#define CLD_EXITED 0
#define CLD_KILLED 1
#define CLD_DUMPED 2
#define CLD_TRAPPED 3
#define CLD_STOPPED 4
#define CLD_CONTINUED 5
#define FPE_INTDIV 0
#define FPE_INTOVF 1
#define FPE_FLTDIV 2
#define FPE_FLTOVF 3
#define FPE_FLTUND 4
#define FPE_FLTRES 5
#define FPE_FLTINV 6
#define FPE_FLTSUB 7
#ifdef __cplusplus
}
#endif