avoid all malloc/free in timer creation/destruction

[musl] / arch / x86_64 / bits / signal.h

diff --git a/arch/x86_64/bits/signal.h b/arch/x86_64/bits/signal.h
index 64ece19..ddebe90 100644 (file)
--- a/arch/x86_64/bits/signal.h
+++ b/arch/x86_64/bits/signal.h
@@ -1,6 +1,38 @@
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
 
+struct __fpstate {
+       unsigned long __x[4];
+       unsigned char __y[384];
+       unsigned long __z[12];
+};
+
+typedef struct {
+       unsigned long __gregs[23];
+       void *__fpregs;
+       unsigned long __reserved1[8];
+} mcontext_t;
+
+typedef struct __ucontext {
+       unsigned long uc_flags;
+       struct __ucontext *uc_link;
+       stack_t uc_stack;
+       mcontext_t uc_mcontext;
+       sigset_t uc_sigmask;
+       struct __fpstate __fpregs_mem;
+} ucontext_t;
+
+#ifdef _GNU_SOURCE
+struct sigcontext {
+       unsigned long r8, r9, r10, r11, r12, r13, r14, r15;
+       unsigned long rdi, rsi, rbp, rbx, rdx, rax, rcx, rsp, rip, eflags;
+       unsigned short cs, gs, fs, __pad0;
+       unsigned long err, trapno, oldmask, cr2;
+       struct __fpstate *fpstate;
+       unsigned long __reserved1[8];
+};
+#endif
+
 struct __siginfo
 {
        int si_signo;
@@ -52,6 +84,63 @@ struct __siginfo
 #define si_addr    __si_fields.__sigfault.si_addr
 #define si_band    __si_fields.__sigpoll.si_band
 
+#define SI_ASYNCNL (-60)
+#define SI_TKILL (-6)
+#define SI_SIGIO (-5)
+#define SI_ASYNCIO (-4)
+#define SI_MESGQ (-3)
+#define SI_TIMER (-2)
+#define SI_QUEUE (-1)
+#define SI_USER 0
+#define SI_KERNEL 128
+
+#define FPE_INTDIV 1
+#define FPE_INTOVF 2
+#define FPE_FLTDIV 3
+#define FPE_FLTOVF 4
+#define FPE_FLTUNT 5
+#define FPE_FLTRES 6
+#define FPE_FLTINV 7
+#define FPE_FLTSUB 8
+
+#define ILL_ILLOPC 1
+#define ILL_ILLOPN 2
+#define ILL_ILLADR 3
+#define ILL_ILLTRP 4
+#define ILL_PRVOPC 5
+#define ILL_PRVREG 6
+#define ILL_COPROC 7
+#define ILL_BADSTK 8
+
+#define SEGV_MAPERR 1
+#define SEGV_ACCERR 2
+
+#define BUS_ADRALN 1
+#define BUS_ADRERR 2
+#define BUS_OBJERR 3
+
+#define CLD_EXITED 1
+#define CLD_KILLED 2
+#define CLD_DUMPED 3
+#define CLD_TRAPPED 4
+#define CLD_STOPPED 5
+#define CLD_CONTINUED 6
+
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+#define TRAP_BRKPT 1
+#define TRAP_TRACE 2
+#define POLL_IN 1
+#define POLL_OUT 2
+#define POLL_MSG 3
+#define POLL_ERR 4
+#define POLL_PRI 5
+#define POLL_HUP 6
+#define SS_ONSTACK    1
+#define SS_DISABLE    2
+#define MINSIGSTKSZ 2048
+#define SIGSTKSZ 8192
+#endif
+
 #define SA_NOCLDSTOP  1
 #define SA_NOCLDWAIT  2
 #define SA_SIGINFO    4
@@ -61,15 +150,10 @@ struct __siginfo
 #define SA_RESETHAND  0x80000000
 #define SA_RESTORER   0x04000000
 
-#define SS_ONSTACK    1
-#define SS_DISABLE    2
-
 #define SIG_BLOCK     0
 #define SIG_UNBLOCK   1
 #define SIG_SETMASK   2
 
-#define SIG_HOLD ((void (*)(int)) 2)
-
 #endif
 
 #ifdef _GNU_SOURCE
@@ -79,6 +163,7 @@ struct __siginfo
 #define SIG_ERR  ((void (*)(int))-1)
 #define SIG_DFL  ((void (*)(int)) 0)
 #define SIG_IGN  ((void (*)(int)) 1)
+#define SIG_HOLD ((void (*)(int)) 2)
 
 #define SIGHUP    1
 #define SIGINT    2