119 lines
2.4 KiB
C
119 lines
2.4 KiB
C
#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
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|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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# define MINSIGSTKSZ 2048
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# define SIGSTKSZ 8192
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#endif
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typedef unsigned long __riscv_mc_gp_state[32];
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struct __riscv_mc_f_ext_state {
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unsigned int __f[32];
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unsigned int __fcsr;
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};
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struct __riscv_mc_d_ext_state {
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unsigned long long __f[32];
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unsigned int __fcsr;
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};
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struct __riscv_mc_q_ext_state {
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unsigned long long __f[64] __attribute__((aligned(16)));
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unsigned int __fcsr;
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unsigned int __reserved[3];
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};
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union __riscv_mc_fp_state {
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struct __riscv_mc_f_ext_state __f;
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struct __riscv_mc_d_ext_state __d;
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struct __riscv_mc_q_ext_state __q;
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};
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typedef struct mcontext_t {
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__riscv_mc_gp_state __gregs;
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union __riscv_mc_fp_state __fpregs;
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} mcontext_t;
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#if defined(_GNU_SOURCE)
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#define REG_PC 0
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#define REG_RA 1
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#define REG_SP 2
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#define REG_TP 4
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#define REG_S0 8
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#define REG_A0 10
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#endif
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#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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typedef unsigned long greg_t;
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typedef unsigned long gregset_t[32];
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typedef union __riscv_mc_fp_state fpregset_t;
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struct sigcontext {
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gregset_t gregs;
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fpregset_t fpregs;
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};
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#endif
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struct sigaltstack {
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void *ss_sp;
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int ss_flags;
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size_t ss_size;
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};
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typedef struct __ucontext
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{
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unsigned long uc_flags;
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struct __ucontext *uc_link;
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stack_t uc_stack;
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sigset_t uc_sigmask;
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mcontext_t uc_mcontext;
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} ucontext_t;
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#define SA_NOCLDSTOP 1
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#define SA_NOCLDWAIT 2
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#define SA_SIGINFO 4
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#define SA_ONSTACK 0x08000000
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#define SA_RESTART 0x10000000
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#define SA_NODEFER 0x40000000
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#define SA_RESETHAND 0x80000000
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#define SA_RESTORER 0x04000000
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#endif
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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 SIGABRT
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#define SIGBUS 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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#define SIGURG 23
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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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#define SIGIO 29
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#define SIGPOLL SIGIO
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#define SIGPWR 30
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#define SIGSYS 31
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#define SIGUNUSED SIGSYS
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#define _NSIG 65
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