signal.h raw

   1  #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
   2   || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
   3  
   4  #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
   5  #define MINSIGSTKSZ 4096
   6  #define SIGSTKSZ    10240
   7  #endif
   8  
   9  #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
  10  
  11  typedef unsigned long greg_t, gregset_t[48];
  12  typedef double fpregset_t[33];
  13  
  14  typedef struct {
  15  #ifdef __GNUC__
  16  	__attribute__((__aligned__(16)))
  17  #endif
  18  	unsigned vrregs[32][4];
  19  	struct {
  20  #if __BIG_ENDIAN__
  21  		unsigned _pad[3], vscr_word;
  22  #else
  23  		unsigned vscr_word, _pad[3];
  24  #endif
  25  	} vscr;
  26  	unsigned vrsave, _pad[3];
  27  } vrregset_t;
  28  
  29  typedef struct sigcontext {
  30  	unsigned long _unused[4];
  31  	int signal;
  32  	int _pad0;
  33  	unsigned long handler;
  34  	unsigned long oldmask;
  35  	struct pt_regs *regs;
  36  	gregset_t gp_regs;
  37  	fpregset_t fp_regs;
  38  	vrregset_t *v_regs;
  39  	long vmx_reserve[34+34+32+1];
  40  } mcontext_t;
  41  
  42  #else
  43  
  44  typedef struct {
  45  	long __regs[4+4+48+33+1+34+34+32+1];
  46  } mcontext_t;
  47  
  48  #endif
  49  
  50  struct sigaltstack {
  51  	void *ss_sp;
  52  	int ss_flags;
  53  	size_t ss_size;
  54  };
  55  
  56  typedef struct __ucontext {
  57  	unsigned long uc_flags;
  58  	struct __ucontext *uc_link;
  59  	stack_t uc_stack;
  60  	sigset_t uc_sigmask;
  61  	mcontext_t uc_mcontext;
  62  } ucontext_t;
  63  
  64  #define SA_NOCLDSTOP  1U
  65  #define SA_NOCLDWAIT  2U
  66  #define SA_SIGINFO    4U
  67  #define SA_ONSTACK    0x08000000U
  68  #define SA_RESTART    0x10000000U
  69  #define SA_NODEFER    0x40000000U
  70  #define SA_RESETHAND  0x80000000U
  71  #define SA_RESTORER   0x04000000U
  72  
  73  #endif
  74  
  75  #define SIGHUP    1
  76  #define SIGINT    2
  77  #define SIGQUIT   3
  78  #define SIGILL    4
  79  #define SIGTRAP   5
  80  #define SIGABRT   6
  81  #define SIGIOT    SIGABRT
  82  #define SIGBUS    7
  83  #define SIGFPE    8
  84  #define SIGKILL   9
  85  #define SIGUSR1   10
  86  #define SIGSEGV   11
  87  #define SIGUSR2   12
  88  #define SIGPIPE   13
  89  #define SIGALRM   14
  90  #define SIGTERM   15
  91  #define SIGSTKFLT 16
  92  #define SIGCHLD   17
  93  #define SIGCONT   18
  94  #define SIGSTOP   19
  95  #define SIGTSTP   20
  96  #define SIGTTIN   21
  97  #define SIGTTOU   22
  98  #define SIGURG    23
  99  #define SIGXCPU   24
 100  #define SIGXFSZ   25
 101  #define SIGVTALRM 26
 102  #define SIGPROF   27
 103  #define SIGWINCH  28
 104  #define SIGIO     29
 105  #define SIGPOLL   SIGIO
 106  #define SIGPWR    30
 107  #define SIGSYS    31
 108  #define SIGUNUSED SIGSYS
 109  
 110  #define _NSIG 65
 111