newlib/libc/include/signal.h

   1 #ifndef _SIGNAL_H_
   2 #define _SIGNAL_H_
   3
   4 #include "_ansi.h"
   5 #include <sys/cdefs.h>
   6 #include <sys/signal.h>
   7
   8 _BEGIN_STD_C
   9
  10 typedef int     sig_atomic_t;           /* Atomic entity type (ANSI) */
  11 #if __BSD_VISIBLE
  12 typedef _sig_func_ptr sig_t;            /* BSD naming */
  13 #endif
  14 #if __GNU_VISIBLE
  15 typedef _sig_func_ptr sighandler_t;     /* glibc naming */
  16 #endif
  17
  18 #define SIG_DFL ((_sig_func_ptr)0)      /* Default action */
  19 #define SIG_IGN ((_sig_func_ptr)1)      /* Ignore action */
  20 #define SIG_ERR ((_sig_func_ptr)-1)     /* Error return */
  21
  22 struct _reent;
  23
  24 _sig_func_ptr _signal_r (struct _reent *, int, _sig_func_ptr);
  25 int     _raise_r (struct _reent *, int);
  26
  27 #ifndef _REENT_ONLY
  28 _sig_func_ptr signal (int, _sig_func_ptr);
  29 int     raise (int);
  30 void    psignal (int, const char *);
  31 #endif
  32
  33 _END_STD_C
  34
  35 #endif /* _SIGNAL_H_ */