release/src-rt-6.x/linux/linux-2.6/include/asm-v850/signal.h

   1 #ifndef __V850_SIGNAL_H__
   2 #define __V850_SIGNAL_H__
   3
   4 #include <linux/types.h>
   5
   6 /* Avoid too many header ordering problems.  */
   7 struct siginfo;
   8
   9
  10 #ifdef __KERNEL__
  11
  12 /* Most things should be clean enough to redefine this at will, if care
  13    is taken to make libc match.  */
  14 #define _NSIG           64
  15 #define _NSIG_BPW       32
  16 #define _NSIG_WORDS     (_NSIG / _NSIG_BPW)
  17
  18 typedef unsigned long old_sigset_t;             /* at least 32 bits */
  19
  20 typedef struct {
  21         unsigned long sig[_NSIG_WORDS];
  22 } sigset_t;
  23
  24 #else /* !__KERNEL__ */
  25
  26 /* Here we must cater to libcs that poke about in kernel headers.  */
  27
  28 #define NSIG            32
  29 typedef unsigned long sigset_t;
  30
  31 #endif /* __KERNEL__ */
  32
  33
  34 #define SIGHUP           1
  35 #define SIGINT           2
  36 #define SIGQUIT          3
  37 #define SIGILL           4
  38 #define SIGTRAP          5
  39 #define SIGABRT          6
  40 #define SIGIOT           6
  41 #define SIGBUS           7
  42 #define SIGFPE           8
  43 #define SIGKILL          9
  44 #define SIGUSR1         10
  45 #define SIGSEGV         11
  46 #define SIGUSR2         12
  47 #define SIGPIPE         13
  48 #define SIGALRM         14
  49 #define SIGTERM         15
  50 #define SIGSTKFLT       16
  51 #define SIGCHLD         17
  52 #define SIGCONT         18
  53 #define SIGSTOP         19
  54 #define SIGTSTP         20
  55 #define SIGTTIN         21
  56 #define SIGTTOU         22
  57 #define SIGURG          23
  58 #define SIGXCPU         24
  59 #define SIGXFSZ         25
  60 #define SIGVTALRM       26
  61 #define SIGPROF         27
  62 #define SIGWINCH        28
  63 #define SIGIO           29
  64 #define SIGPOLL         SIGIO
  65 /*
  66 #define SIGLOST         29
  67 */
  68 #define SIGPWR          30
  69 #define SIGSYS          31
  70 #define SIGUNUSED       31
  71
  72 /* These should not be considered constants from userland.  */
  73 #define SIGRTMIN        32
  74 #define SIGRTMAX        _NSIG
  75
  76 /*
  77  * SA_FLAGS values:
  78  *
  79  * SA_ONSTACK indicates that a registered stack_t will be used.
  80  * SA_RESTART flag to get restarting signals (which were the default long ago)
  81  * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
  82  * SA_RESETHAND clears the handler when the signal is delivered.
  83  * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
  84  * SA_NODEFER prevents the current signal from being masked in the handler.
  85  *
  86  * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
  87  * Unix names RESETHAND and NODEFER respectively.
  88  */
  89 #define SA_NOCLDSTOP    0x00000001
  90 #define SA_NOCLDWAIT    0x00000002
  91 #define SA_SIGINFO      0x00000004
  92 #define SA_ONSTACK      0x08000000
  93 #define SA_RESTART      0x10000000
  94 #define SA_NODEFER      0x40000000
  95 #define SA_RESETHAND    0x80000000
  96
  97 #define SA_NOMASK       SA_NODEFER
  98 #define SA_ONESHOT      SA_RESETHAND
  99
 100 #define SA_RESTORER     0x04000000
 101
 102 /*
 103  * sigaltstack controls
 104  */
 105 #define SS_ONSTACK      1
 106 #define SS_DISABLE      2
 107
 108 #define MINSIGSTKSZ     2048
 109 #define SIGSTKSZ        8192
 110
 111 #include <asm-generic/signal.h>
 112
 113 #ifdef __KERNEL__
 114
 115 struct old_sigaction {
 116         __sighandler_t sa_handler;
 117         old_sigset_t sa_mask;
 118         unsigned long sa_flags;
 119         void (*sa_restorer)(void);
 120 };
 121
 122 struct sigaction {
 123         __sighandler_t sa_handler;
 124         unsigned long sa_flags;
 125         void (*sa_restorer)(void);
 126         sigset_t sa_mask;               /* mask last for extensibility */
 127 };
 128
 129 struct k_sigaction {
 130         struct sigaction sa;
 131 };
 132
 133 #else /* !__KERNEL__ */
 134
 135 /* Here we must cater to libcs that poke about in kernel headers.  */
 136
 137 struct sigaction {
 138         union {
 139           __sighandler_t _sa_handler;
 140           void (*_sa_sigaction)(int, struct siginfo *, void *);
 141         } _u;
 142         sigset_t sa_mask;
 143         unsigned long sa_flags;
 144         void (*sa_restorer)(void);
 145 };
 146
 147 #define sa_handler      _u._sa_handler
 148 #define sa_sigaction    _u._sa_sigaction
 149
 150 #endif /* __KERNEL__ */
 151
 152
 153 typedef struct sigaltstack {
 154         void *ss_sp;
 155         int ss_flags;
 156         size_t ss_size;
 157 } stack_t;
 158
 159 #ifdef __KERNEL__
 160
 161 #include <asm/sigcontext.h>
 162 #undef __HAVE_ARCH_SIG_BITOPS
 163
 164 #define ptrace_signal_deliver(regs, cookie) do { } while (0)
 165
 166 #endif /* __KERNEL__ */
 167
 168 #endif /* __V850_SIGNAL_H__ */