mirror of git://git.musl-libc.org/musl
154 lines
3.4 KiB
C
154 lines
3.4 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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#ifdef _GNU_SOURCE
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enum { REG_R8 = 0 };
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#define REG_R8 REG_R8
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enum { REG_R9 = 1 };
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#define REG_R9 REG_R9
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enum { REG_R10 = 2 };
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#define REG_R10 REG_R10
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enum { REG_R11 = 3 };
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#define REG_R11 REG_R11
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enum { REG_R12 = 4 };
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#define REG_R12 REG_R12
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enum { REG_R13 = 5 };
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#define REG_R13 REG_R13
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enum { REG_R14 = 6 };
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#define REG_R14 REG_R14
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enum { REG_R15 = 7 };
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#define REG_R15 REG_R15
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enum { REG_RDI = 8 };
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#define REG_RDI REG_RDI
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enum { REG_RSI = 9 };
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#define REG_RSI REG_RSI
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enum { REG_RBP = 10 };
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#define REG_RBP REG_RBP
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enum { REG_RBX = 11 };
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#define REG_RBX REG_RBX
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enum { REG_RDX = 12 };
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#define REG_RDX REG_RDX
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enum { REG_RAX = 13 };
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#define REG_RAX REG_RAX
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enum { REG_RCX = 14 };
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#define REG_RCX REG_RCX
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enum { REG_RSP = 15 };
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#define REG_RSP REG_RSP
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enum { REG_RIP = 16 };
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#define REG_RIP REG_RIP
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enum { REG_EFL = 17 };
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#define REG_EFL REG_EFL
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enum { REG_CSGSFS = 18 };
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#define REG_CSGSFS REG_CSGSFS
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enum { REG_ERR = 19 };
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#define REG_ERR REG_ERR
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enum { REG_TRAPNO = 20 };
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#define REG_TRAPNO REG_TRAPNO
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enum { REG_OLDMASK = 21 };
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#define REG_OLDMASK REG_OLDMASK
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enum { REG_CR2 = 22 };
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#define REG_CR2 REG_CR2
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#endif
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#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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typedef long long greg_t, gregset_t[23];
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typedef struct _fpstate {
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unsigned short cwd, swd, ftw, fop;
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unsigned long long rip, rdp;
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unsigned mxcsr, mxcr_mask;
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struct {
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unsigned short significand[4], exponent, padding[3];
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} _st[8];
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struct {
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unsigned element[4];
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} _xmm[16];
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unsigned padding[24];
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} *fpregset_t;
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struct sigcontext {
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unsigned long long r8, r9, r10, r11, r12, r13, r14, r15;
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unsigned long long rdi, rsi, rbp, rbx, rdx, rax, rcx, rsp, rip, eflags;
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unsigned short cs, gs, fs, __pad0;
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unsigned long long err, trapno, oldmask, cr2;
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struct _fpstate *fpstate;
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unsigned long long __reserved1[8];
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};
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typedef struct {
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gregset_t gregs;
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fpregset_t fpregs;
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unsigned long long __reserved1[8];
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} mcontext_t;
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#else
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typedef struct {
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unsigned long long __space[32];
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} mcontext_t;
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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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unsigned long uc_flags;
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struct __ucontext *uc_link;
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stack_t uc_stack;
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mcontext_t uc_mcontext;
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sigset_t uc_sigmask;
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unsigned long long __fpregs_mem[64];
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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 29
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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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