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kilo.c
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kilo.c
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#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <termios.h>
#include <unistd.h>
struct termios orig_termios;
void disableRawMode() {
tcsetattr(STDIN_FILENO, TCSAFLUSH, &orig_termios);
}
void enableRawMode() {
tcgetattr(STDERR_FILENO, &orig_termios);
atexit(disableRawMode);
struct termios raw = orig_termios;
raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
raw.c_oflag &= ~(OPOST);
raw.c_cflag |= ~(CS8);
raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
tcsetattr(STDIN_FILENO, TCSAFLUSH, &raw);
}
int main() {
enableRawMode();
char c;
while (read(STDIN_FILENO, &c, 1) == 1 && c != 'q') {
if (iscntrl(c)) {
printf("%d\r\n", c);
} else {
printf("%d ('%c')\r\n", c, c);
}
}
return 0;
}