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Diff for /gforth/engine/signals.c between versions 1.27 and 1.30

version 1.27, 2003/03/09 15:17:03 version 1.30, 2006/10/21 19:22:03
Line 142  static void fpe_handler(int sig, siginfo Line 142  static void fpe_handler(int sig, siginfo
 #ifdef FPE_INTOVF  #ifdef FPE_INTOVF
   case FPE_INTOVF: code=-11; break; /* integer overflow */    case FPE_INTOVF: code=-11; break; /* integer overflow */
 #endif  #endif
   #ifdef FPE_FLTDIV
   case FPE_FLTDIV: code=-42; break; /* floating point divide by zero */    case FPE_FLTDIV: code=-42; break; /* floating point divide by zero */
   #endif
   #ifdef FPE_FLTOVF
   case FPE_FLTOVF: code=-43; break; /* floating point overflow  */    case FPE_FLTOVF: code=-43; break; /* floating point overflow  */
   #endif
   #ifdef FPE_FLTUND
   case FPE_FLTUND: code=-54; break; /* floating point underflow  */    case FPE_FLTUND: code=-54; break; /* floating point underflow  */
   #endif
   #ifdef FPE_FLTRES
   case FPE_FLTRES: code=-41; break; /* floating point inexact result  */    case FPE_FLTRES: code=-41; break; /* floating point inexact result  */
   #endif
 #if 0 /* defined by Unix95, but unnecessary */  #if 0 /* defined by Unix95, but unnecessary */
   case FPE_FLTINV: /* invalid floating point operation  */    case FPE_FLTINV: /* invalid floating point operation  */
   case FPE_FLTSUB: /* subscript out of range  */    case FPE_FLTSUB: /* subscript out of range  */
Line 306  void install_signal_handlers(void) Line 314  void install_signal_handlers(void)
   };    };
 #endif  #endif
   
     static short async_sigs_to_throw [] = {
   #ifdef SIGINT
       SIGINT,
   #endif
   #ifdef SIGALRM
       SIGALRM,
   #endif
   #ifdef SIGPOLL
       SIGPOLL,
   #endif
   #ifdef SIGPROF
       SIGPROF,
   #endif
   #ifdef SIGURG
       SIGURG,
   #endif
   #ifdef SIGPIPE
       SIGPIPE,
   #endif
   #ifdef SIGUSR1
       SIGUSR1,
   #endif
   #ifdef SIGUSR2
       SIGUSR2,
   #endif
   #ifdef SIGVTALRM
       SIGVTALRM,
   #endif
   #ifdef SIGXFSZ
       SIGXFSZ,
   #endif
     };
   
   static short sigs_to_throw [] = {    static short sigs_to_throw [] = {
 #ifdef SIGBREAK  #ifdef SIGBREAK
     SIGBREAK,      SIGBREAK,
 #endif  #endif
 #ifdef SIGINT  
     SIGINT,  
 #endif  
 #ifdef SIGILL  #ifdef SIGILL
     SIGILL,      SIGILL,
 #endif  #endif
Line 328  void install_signal_handlers(void) Line 366  void install_signal_handlers(void)
 #ifdef SIGSEGV  #ifdef SIGSEGV
     SIGSEGV,      SIGSEGV,
 #endif  #endif
 #ifdef SIGALRM  
     SIGALRM,  
 #endif  
 #ifdef SIGPIPE  
     SIGPIPE,  
 #endif  
 #ifdef SIGPOLL  
     SIGPOLL,  
 #endif  
 #ifdef SIGPROF  
     SIGPROF,  
 #endif  
 #ifdef SIGBUS  #ifdef SIGBUS
     SIGBUS,      SIGBUS,
 #endif  #endif
Line 349  void install_signal_handlers(void) Line 375  void install_signal_handlers(void)
 #ifdef SIGTRAP  #ifdef SIGTRAP
     SIGTRAP,      SIGTRAP,
 #endif  #endif
 #ifdef SIGURG  
     SIGURG,  
 #endif  
 #ifdef SIGUSR1  
     SIGUSR1,  
 #endif  
 #ifdef SIGUSR2  
     SIGUSR2,  
 #endif  
 #ifdef SIGVTALRM  
     SIGVTALRM,  
 #endif  
 #ifdef SIGXFSZ  
     SIGXFSZ,  
 #endif  
   };    };
   
   static short sigs_to_quit [] = {    static short sigs_to_quit [] = {
 #ifdef SIGQUIT  #ifdef SIGQUIT
     SIGQUIT,      SIGQUIT,
Line 393  void install_signal_handlers(void) Line 405  void install_signal_handlers(void)
      SUSv2 ss_sp should point to the start of the stack, but       SUSv2 ss_sp should point to the start of the stack, but
      unfortunately Irix 6.5 (at least) expects ss_sp to point to the       unfortunately Irix 6.5 (at least) expects ss_sp to point to the
      end, so we work around this issue by accomodating everyone. */       end, so we work around this issue by accomodating everyone. */
   if ((sigstack.ss_sp = my_alloc(sigstack.ss_size*2)) != NULL) {    if ((sigstack.ss_sp = gforth_alloc(sigstack.ss_size*2)) != NULL) {
     sigstack.ss_sp += sigstack.ss_size;      sigstack.ss_sp += sigstack.ss_size;
     sigstack.ss_flags=0;      sigstack.ss_flags=0;
     sas_retval=sigaltstack(&sigstack,(stack_t *)0);      sas_retval=sigaltstack(&sigstack,(stack_t *)0);
Line 409  void install_signal_handlers(void) Line 421  void install_signal_handlers(void)
 */  */
   for (i = 0; i < DIM (sigs_to_throw); i++)    for (i = 0; i < DIM (sigs_to_throw); i++)
     bsd_signal(sigs_to_throw[i], throw_handler);      bsd_signal(sigs_to_throw[i], throw_handler);
     for (i = 0; i < DIM (async_sigs_to_throw); i++)
       bsd_signal(async_sigs_to_throw[i], 
                  ignore_async_signals ? SIG_IGN : throw_handler);
   for (i = 0; i < DIM (sigs_to_quit); i++)    for (i = 0; i < DIM (sigs_to_quit); i++)
     bsd_signal(sigs_to_quit [i], graceful_exit);      bsd_signal(sigs_to_quit [i], graceful_exit);
 #ifdef SA_SIGINFO  #ifdef SA_SIGINFO
Removed from v.1.27  
changed lines
  Added in v.1.30

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