/* ----------------------------------------------------------------------- * * * Copyright 2001-2008 H. Peter Anvin - All Rights Reserved * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, Inc., 53 Temple Place Ste 330, * Boston MA 02111-1307, USA; either version 2 of the License, or * (at your option) any later version; incorporated herein by reference. * * ----------------------------------------------------------------------- */ /* * conio.c * * Output to the screen */ #include <stdarg.h> #include "mystuff.h" int putchar(int ch) { if (ch == '\n') putchar('\r'); asm("movb $0x02,%%ah ; int $0x21": :"d"(ch)); return ch; } /* Note: doesn't put '\n' like the stdc version does */ int puts(const char *s) { int count = 0; while (*s) { putchar(*s); count++; s++; } return count; }