mirror of git://git.musl-libc.org/musl
124 lines
2.7 KiB
C
124 lines
2.7 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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#define REG_GS 0
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#define REG_FS 1
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#define REG_ES 2
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#define REG_DS 3
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#define REG_EDI 4
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#define REG_ESI 5
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#define REG_EBP 6
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#define REG_ESP 7
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#define REG_EBX 8
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#define REG_EDX 9
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#define REG_ECX 10
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#define REG_EAX 11
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#define REG_TRAPNO 12
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#define REG_ERR 13
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#define REG_EIP 14
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#define REG_CS 15
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#define REG_EFL 16
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#define REG_UESP 17
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#define REG_SS 18
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#endif
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#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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typedef int greg_t, gregset_t[19];
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typedef struct _fpstate {
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unsigned long cw, sw, tag, ipoff, cssel, dataoff, datasel;
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struct {
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unsigned short significand[4], exponent;
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} _st[8];
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unsigned long status;
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} *fpregset_t;
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struct sigcontext {
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unsigned short gs, __gsh, fs, __fsh, es, __esh, ds, __dsh;
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unsigned long edi, esi, ebp, esp, ebx, edx, ecx, eax;
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unsigned long trapno, err, eip;
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unsigned short cs, __csh;
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unsigned long eflags, esp_at_signal;
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unsigned short ss, __ssh;
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struct _fpstate *fpstate;
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unsigned long oldmask, cr2;
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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 oldmask, cr2;
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} mcontext_t;
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#else
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typedef struct {
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unsigned __space[22];
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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 __fpregs_mem[28];
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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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