hvirtual/guicast/bcsignals.C

   1 #include "bcsignals.h"
   2 #include "mutex.h"
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6
   7 BC_Signals* BC_Signals::signals_object = 0;
   8
   9 static char* signal_titles[] =
  10 {
  11 "NULL",
  12 "SIGHUP",
  13 "SIGINT",
  14 "SIGQUIT",
  15 "SIGILL",
  16 "SIGTRAP",
  17 "SIGABRT",
  18 "SIGBUS",
  19 "SIGFPE",
  20 "SIGKILL",
  21 "SIGUSR1",
  22 "SIGSEGV",
  23 "SIGUSR2",
  24 "SIGPIPE",
  25 "SIGALRM",
  26 "SIGTERM"
  27 };
  28
  29 BC_Signals::BC_Signals()
  30 {
  31         BC_Signals::signals_object = this;
  32         lock = new Mutex;
  33         signal(SIGHUP, signal_entry);
  34         signal(SIGINT, signal_entry);
  35         signal(SIGQUIT, signal_entry);
  36         signal(SIGKILL, signal_entry);
  37         signal(SIGSEGV, signal_entry);
  38         signal(SIGTERM, signal_entry);
  39         execution_table.set_array_delete();
  40 }
  41
  42
  43 void BC_Signals::signal_entry(int signum)
  44 {
  45         signals_object->lock->lock();
  46         printf("BC_Signals::signal_handler: got %s execution_table.total=%d\n",
  47                 signal_titles[signum],
  48                 signals_object->execution_table.total);
  49         if(signals_object->execution_table.total)
  50         {
  51                 for(int i = 0; i < signals_object->execution_table.total; i++)
  52                         printf("    %s\n", signals_object->execution_table.values[i]);
  53         }
  54         signals_object->signal_handler(signum);
  55         signals_object->lock->unlock();
  56 }
  57
  58 void BC_Signals::signal_handler(int signum)
  59 {
  60         exit(0);
  61 }
  62
  63 char* BC_Signals::sig_to_str(int number)
  64 {
  65         return signal_titles[number];
  66 }
  67
  68 void BC_Signals::new_function(char *name)
  69 {
  70 //printf("BC_Signals::new_function 1 %p\n", signals_object);
  71         signals_object->lock->lock();
  72 //printf("BC_Signals::new_function 1\n");
  73         char *dup_name = new char[strlen(name)+1];
  74         strcpy(dup_name, name);
  75         signals_object->execution_table.append(dup_name);
  76 //printf("BC_Signals::new_function 1\n");
  77         signals_object->lock->unlock();
  78 //printf("BC_Signals::new_function 10\n");
  79 }
  80
  81 void BC_Signals::delete_function(char *name)
  82 {
  83         signals_object->lock->lock();
  84         for(int i = 0; i < signals_object->execution_table.total; i++)
  85         {
  86                 if(!strcmp(signals_object->execution_table.values[i], name))
  87                 {
  88                         signals_object->execution_table.remove_object_number(i);
  89                         break;
  90                 }
  91         }
  92         signals_object->lock->unlock();
  93 }
  94