#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-struct __fpstate {
- unsigned long __x[7];
- unsigned char __y[80];
- unsigned long __z;
-};
+#ifdef _GNU_SOURCE
+#define REG_GS 0
+#define REG_FS 1
+#define REG_ES 2
+#define REG_DS 3
+#define REG_EDI 4
+#define REG_ESI 5
+#define REG_EBP 6
+#define REG_ESP 7
+#define REG_EBX 8
+#define REG_EDX 9
+#define REG_ECX 10
+#define REG_EAX 11
+#define REG_TRAPNO 12
+#define REG_ERR 13
+#define REG_EIP 14
+#define REG_CS 15
+#define REG_EFL 16
+#define REG_UESP 17
+#define REG_SS 18
+#endif
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+typedef int greg_t, gregset_t[19];
+typedef struct _fpstate {
+ unsigned long cw, sw, tag, ipoff, cssel, dataoff, datasel;
+ struct {
+ unsigned short significand[4], exponent;
+ } _st[8];
+ unsigned long status;
+} *fpregset_t;
+struct sigcontext {
+ unsigned short gs, __gsh, fs, __fsh, es, __esh, ds, __dsh;
+ unsigned long edi, esi, ebp, esp, ebx, edx, ecx, eax;
+ unsigned long trapno, err, eip;
+ unsigned short cs, __csh;
+ unsigned long eflags, esp_at_signal;
+ unsigned short ss, __ssh;
+ struct _fpstate *fpstate;
+ unsigned long oldmask, cr2;
+};
+typedef struct {
+ gregset_t gregs;
+ fpregset_t fpregs;
+ unsigned long oldmask, cr2;
+} mcontext_t;
+#else
typedef struct {
- unsigned long __gregs[19];
- void *__fpregs;
- unsigned long __oldmask, __cr2;
+ unsigned __space[22];
} mcontext_t;
+#endif
typedef struct __ucontext {
unsigned long uc_flags;
stack_t uc_stack;
mcontext_t uc_mcontext;
sigset_t uc_sigmask;
- struct __fpstate __fpregs_mem;
+ unsigned long __fpregs_mem[28];
} ucontext_t;
#define SA_NOCLDSTOP 1
#define SA_RESETHAND 0x80000000
#define SA_RESTORER 0x04000000
-#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-struct sigcontext {
- unsigned short gs, __gsh, fs, __fsh, es, __esh, ds, __dsh;
- unsigned long edi, esi, ebp, esp, ebx, edx, ecx, eax;
- unsigned long trapno, err, eip;
- unsigned short cs, __csh;
- unsigned long eflags, esp_at_signal;
- unsigned short ss, __ssh;
- struct __fpstate *fpstate;
- unsigned long oldmask, cr2;
-};
-#define NSIG 64
-#endif
-
#endif
#define SIGHUP 1
#define SIGILL 4
#define SIGTRAP 5
#define SIGABRT 6
+#define SIGIOT SIGABRT
#define SIGBUS 7
#define SIGFPE 8
#define SIGKILL 9
#define SIGUNUSED SIGSYS
#define _NSIG 65
+