Question

Modify the program so that it prompts the user to enter an entire line, reads the...

Modify the program so that it prompts the user to enter an entire line, reads the line, then echoes the entire line. Read only one byte at a time from the keyboard.Explain what you did.

#include 

int main(void)
{
  char aLetter;

  write(STDOUT_FILENO, "Enter one character: ", 21); // prompt user
  read(STDIN_FILENO, &aLetter, 1);                   // one character
  write(STDOUT_FILENO, "You entered: ", 13);         // message
  write(STDOUT_FILENO, &aLetter, 1);                 // echo character
      
  return 0;
}

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