diff options
Diffstat (limited to 'sys/arch/arc/stand/libsa/getputchar.c')
| -rw-r--r-- | sys/arch/arc/stand/libsa/getputchar.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/sys/arch/arc/stand/libsa/getputchar.c b/sys/arch/arc/stand/libsa/getputchar.c new file mode 100644 index 00000000000..dbfae22d4d6 --- /dev/null +++ b/sys/arch/arc/stand/libsa/getputchar.c @@ -0,0 +1,69 @@ +/* $NetBSD: getenv.c,v 1.5 1995/01/18 06:53:55 mellon Exp $ */ + +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Ralph Campbell. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)getenv.c 8.1 (Berkeley) 6/10/93 + */ + +getchar() +{ + char buf[4]; + int cnt; + + if(Bios_Read(0, &buf, 1, &cnt) != 0) + return(-1); + return(buf[0] & 255); +} + +putchar(c) +char c; +{ + char buf[4]; + int cnt; + + if(c == '\n') { + buf[0] = '\r'; + buf[1] = c; + cnt = 2; + } + else { + buf[0] = c; + cnt = 1; + } + if(Bios_Write(1, &buf, cnt, &cnt) != 0) + return(-1); + return(0); +} |