1 #include <errno.h> 2 #include <stdio.h> 3 #include <unistd.h> 4 #include <stdlib.h> 5 6 #include "../lib/unbuffer_output.c" 7 8 #ifdef SIGNALS 9 #include <signal.h> 10 11 static void sigint_handler(int signo)12sigint_handler (int signo) 13 { 14 } 15 #endif 16 17 int main()18main () 19 { 20 char x; 21 int nbytes; 22 23 gdb_unbuffer_output (); 24 25 #ifdef SIGNALS 26 signal (SIGINT, sigint_handler); 27 #endif 28 printf ("talk to me baby\n"); 29 while (1) 30 { 31 nbytes = read (0, &x, 1); 32 if (nbytes < 0) 33 { 34 #ifdef EINTR 35 if (errno != EINTR) 36 #endif 37 { 38 perror (""); 39 return 1; 40 } 41 } 42 else if (nbytes == 0) 43 { 44 printf ("end of file\n"); 45 exit (0); 46 } 47 else 48 write (1, &x, 1); 49 } 50 return 0; 51 } 52 53 int func1()54func1 () 55 { 56 return 4; 57 } 58