signal.h 2.9 KB

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  1. /* MN10300 Signal definitions
  2. *
  3. * Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
  4. * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
  5. *
  6. * This program is free software; you can redistribute it and/or
  7. * modify it under the terms of the GNU General Public Licence
  8. * as published by the Free Software Foundation; either version
  9. * 2 of the Licence, or (at your option) any later version.
  10. */
  11. #ifndef _UAPI_ASM_SIGNAL_H
  12. #define _UAPI_ASM_SIGNAL_H
  13. #include <linux/types.h>
  14. /* Avoid too many header ordering problems. */
  15. struct siginfo;
  16. #ifndef __KERNEL__
  17. /* Here we must cater to libcs that poke about in kernel headers. */
  18. #define NSIG 32
  19. typedef unsigned long sigset_t;
  20. #endif /* __KERNEL__ */
  21. #define SIGHUP 1
  22. #define SIGINT 2
  23. #define SIGQUIT 3
  24. #define SIGILL 4
  25. #define SIGTRAP 5
  26. #define SIGABRT 6
  27. #define SIGIOT 6
  28. #define SIGBUS 7
  29. #define SIGFPE 8
  30. #define SIGKILL 9
  31. #define SIGUSR1 10
  32. #define SIGSEGV 11
  33. #define SIGUSR2 12
  34. #define SIGPIPE 13
  35. #define SIGALRM 14
  36. #define SIGTERM 15
  37. #define SIGSTKFLT 16
  38. #define SIGCHLD 17
  39. #define SIGCONT 18
  40. #define SIGSTOP 19
  41. #define SIGTSTP 20
  42. #define SIGTTIN 21
  43. #define SIGTTOU 22
  44. #define SIGURG 23
  45. #define SIGXCPU 24
  46. #define SIGXFSZ 25
  47. #define SIGVTALRM 26
  48. #define SIGPROF 27
  49. #define SIGWINCH 28
  50. #define SIGIO 29
  51. #define SIGPOLL SIGIO
  52. /*
  53. #define SIGLOST 29
  54. */
  55. #define SIGPWR 30
  56. #define SIGSYS 31
  57. #define SIGUNUSED 31
  58. /* These should not be considered constants from userland. */
  59. #define SIGRTMIN 32
  60. #define SIGRTMAX _NSIG
  61. /*
  62. * SA_FLAGS values:
  63. *
  64. * SA_ONSTACK indicates that a registered stack_t will be used.
  65. * SA_RESTART flag to get restarting signals (which were the default long ago)
  66. * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
  67. * SA_RESETHAND clears the handler when the signal is delivered.
  68. * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
  69. * SA_NODEFER prevents the current signal from being masked in the handler.
  70. *
  71. * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
  72. * Unix names RESETHAND and NODEFER respectively.
  73. */
  74. #define SA_NOCLDSTOP 0x00000001U
  75. #define SA_NOCLDWAIT 0x00000002U
  76. #define SA_SIGINFO 0x00000004U
  77. #define SA_ONSTACK 0x08000000U
  78. #define SA_RESTART 0x10000000U
  79. #define SA_NODEFER 0x40000000U
  80. #define SA_RESETHAND 0x80000000U
  81. #define SA_NOMASK SA_NODEFER
  82. #define SA_ONESHOT SA_RESETHAND
  83. #define SA_RESTORER 0x04000000
  84. #define MINSIGSTKSZ 2048
  85. #define SIGSTKSZ 8192
  86. #include <asm-generic/signal-defs.h>
  87. #ifndef __KERNEL__
  88. /* Here we must cater to libcs that poke about in kernel headers. */
  89. struct sigaction {
  90. union {
  91. __sighandler_t _sa_handler;
  92. void (*_sa_sigaction)(int, struct siginfo *, void *);
  93. } _u;
  94. sigset_t sa_mask;
  95. unsigned long sa_flags;
  96. void (*sa_restorer)(void);
  97. };
  98. #define sa_handler _u._sa_handler
  99. #define sa_sigaction _u._sa_sigaction
  100. #endif /* __KERNEL__ */
  101. typedef struct sigaltstack {
  102. void __user *ss_sp;
  103. int ss_flags;
  104. size_t ss_size;
  105. } stack_t;
  106. #endif /* _UAPI_ASM_SIGNAL_H */