gdb/testsuite/gdb.base/interrupt.c

   1 #include <errno.h>
   2 #include <stdio.h>
   3 #include <unistd.h>
   4 #include <stdlib.h>
   5
   6 #ifdef SIGNALS
   7 #include <signal.h>
   8
   9 static void
  10 sigint_handler (int signo)
  11 {
  12 }
  13 #endif
  14
  15 int
  16 main ()
  17 {
  18   char x;
  19   int nbytes;
  20 #ifdef usestubs
  21   set_debug_traps();
  22   breakpoint();
  23 #endif
  24 #ifdef SIGNALS
  25   signal (SIGINT, sigint_handler);
  26 #endif
  27   printf ("talk to me baby\n");
  28   while (1)
  29     {
  30       nbytes = read (0, &x, 1);
  31       if (nbytes < 0)
  32         {
  33 #ifdef EINTR
  34           if (errno != EINTR)
  35 #endif
  36             {
  37               perror ("");
  38               return 1;
  39             }
  40         }
  41       else if (nbytes == 0)
  42         {
  43           printf ("end of file\n");
  44           exit (0);
  45         }
  46       else
  47         write (1, &x, 1);
  48     }
  49   return 0;
  50 }
  51
  52 int
  53 func1 ()
  54 {
  55   return 4;
  56 }