\n is the newline character, while \r is the carriage return. They differ in what uses them. Windows uses \r\n to signify the enter key was pressed, while Linux and Unix use \n to signify that the enter key was pressed. Thus, I’d always use \n because it’s used by all; and if (x == … Read more
From the Advanced Programming in Unix Environment: … The difference between getc and fgetc is that getc can be implemented as a macro, whereas fgetc cannot be implemented as a macro. This means three things: The argument to getc should not be an expression with side effects. Since fgetc is guaranteed to be a function, … Read more
#include <termios.h> #include <stdio.h> static struct termios old, current; /* Initialize new terminal i/o settings */ void initTermios(int echo) { tcgetattr(0, &old); /* grab old terminal i/o settings */ current = old; /* make new settings same as old settings */ current.c_lflag &= ~ICANON; /* disable buffered i/o */ if (echo) { current.c_lflag |= ECHO; … Read more