git.saurik.com Git - apple/boot.git/blame_incremental

... / ...

Commit	Line	Data
	1	/*
	2	* Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* Portions Copyright (c) 1999-2003 Apple Computer, Inc. All Rights
	7	* Reserved. This file contains Original Code and/or Modifications of
	8	* Original Code as defined in and that are subject to the Apple Public
	9	* Source License Version 2.0 (the "License"). You may not use this file
	10	* except in compliance with the License. Please obtain a copy of the
	11	* License at http://www.apple.com/publicsource and read it before using
	12	* this file.
	13	*
	14	* The Original Code and all software distributed under the License are
	15	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	16	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	17	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	18	* FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the
	19	* License for the specific language governing rights and limitations
	20	* under the License.
	21	*
	22	* @APPLE_LICENSE_HEADER_END@
	23	*/
	24	/*
	25	* Mach Operating System
	26	* Copyright (c) 1990 Carnegie-Mellon University
	27	* Copyright (c) 1989 Carnegie-Mellon University
	28	* All rights reserved. The CMU software License Agreement specifies
	29	* the terms and conditions for use and redistribution.
	30	*/
	31
	32	/*
	33	* INTEL CORPORATION PROPRIETARY INFORMATION
	34	*
	35	* This software is supplied under the terms of a license agreement or
	36	* nondisclosure agreement with Intel Corporation and may not be copied
	37	* nor disclosed except in accordance with the terms of that agreement.
	38	*
	39	* Copyright 1988, 1989 Intel Corporation
	40	*/
	41
	42	/*
	43	* Copyright 1993 NeXT, Inc.
	44	* All rights reserved.
	45	*/
	46
	47	#include "libsaio.h"
	48	#include "bootstruct.h"
	49
	50	BOOL gVerboseMode;
	51	BOOL gErrors;
	52
	53	/*
	54	* write one character to console
	55	*/
	56	void putchar(int c)
	57	{
	58	if ( c == '\t' )
	59	{
	60	for (c = 0; c < 8; c++) putc(' ');
	61	return;
	62	}
	63
	64	if ( c == '\n' )
	65	{
	66	putc('\r');
	67	}
	68
	69	putc(c);
	70	}
	71
	72	int getc()
	73	{
	74	int c = bgetc();
	75
	76	if ((c & 0xff) == 0)
	77	return c;
	78	else
	79	return (c & 0xff);
	80	}
	81
	82	// Read and echo a character from console. This doesn't echo backspace
	83	// since that screws up higher level handling
	84
	85	int getchar()
	86	{
	87	register int c = getc();
	88
	89	if ( c == '\r' ) c = '\n';
	90
	91	if ( c >= ' ' && c < 0x7f) putchar(c);
	92
	93	return (c);
	94	}
	95
	96	int printf(const char * fmt, ...)
	97	{
	98	va_list ap;
	99	if (bootArgs->graphicsMode != TEXT_MODE) return -1;
	100	va_start(ap, fmt);
	101	prf(fmt, ap, putchar, 0);
	102	va_end(ap);
	103	return 0;
	104	}
	105
	106	int verbose(const char * fmt, ...)
	107	{
	108	va_list ap;
	109
	110	if (gVerboseMode)
	111	{
	112	va_start(ap, fmt);
	113	prf(fmt, ap, putchar, 0);
	114	va_end(ap);
	115	}
	116	return(0);
	117	}
	118
	119	int error(const char * fmt, ...)
	120	{
	121	va_list ap;
	122	gErrors = YES;
	123	va_start(ap, fmt);
	124	prf(fmt, ap, putchar, 0);
	125	va_end(ap);
	126	return(0);
	127	}
	128
	129	void stop(const char * msg)
	130	{
	131	error("\n%s\n", msg);
	132	halt();
	133	}