more correct program structure

1 files changed, 6 insertions, 14 deletions

diff --git a/conio.h b/conio.h
index fa866f2..520e146 100644
--- a/conio.h
+++ b/conio.h
@@ -1,14 +1,6 @@
-#include <termios.h>
-#include <unistd.h> 
-#include <stdio.h> 
-int getch(void) {
-	struct termios oldattr, newattr;
-	int ch;
-	tcgetattr(STDIN_FILENO, &oldattr);
-	newattr = oldattr;
-	newattr.c_lflag &= ~(ICANON | ECHO);
-	tcsetattr(STDIN_FILENO, TCSANOW, &newattr);
-	ch = getchar();
-	tcsetattr(STDIN_FILENO, TCSANOW, &oldattr);
-	return ch;
-} 
+#ifndef CONIO_H
+#define CONIO_H
+
+int getch(void);
+
+#endif