0,0 → 1,118 |
/* |
* Copyright (C) 2005 Martin Decky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - 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. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. |
*/ |
|
/** @addtogroup libc |
* @{ |
*/ |
/** @file |
*/ |
|
#include <libc.h> |
#include <unistd.h> |
#include <stdio.h> |
#include <io/io.h> |
|
static char nl = '\n'; |
|
int puts(const char * str) |
{ |
size_t count; |
|
if (str == NULL) { |
return putnchars("(NULL)",6 ); |
} |
|
for (count = 0; str[count] != 0; count++); |
if (write(1, (void * ) str, count) == count) { |
if (write(1, &nl, 1) == 1) |
return 0; |
} |
|
return EOF; |
} |
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/** Put count chars from buffer to stdout without adding newline |
* @param buf Buffer with size at least count bytes - NULL pointer NOT allowed! |
* @param count |
* @return 0 on succes, EOF on fail |
*/ |
int putnchars(const char * buf, size_t count) |
{ |
if (write(1, (void * ) buf, count) == count) { |
return 0; |
} |
|
return EOF; |
} |
|
/** Same as puts, but does not print newline at end |
* |
*/ |
int putstr(const char * str) |
{ |
size_t count; |
|
if (str == NULL) { |
return putnchars("(NULL)",6 ); |
} |
|
for (count = 0; str[count] != 0; count++); |
if (write(1, (void * ) str, count) == count) { |
return 0; |
} |
|
return EOF; |
} |
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int putchar(int c) |
{ |
unsigned char ch = c; |
if (write(1, (void *)&ch , 1) == 1) { |
return c; |
} |
|
return EOF; |
} |
|
int getchar(void) |
{ |
unsigned char c; |
if (read(0, (void *)&c , 1) == 1) { |
return c; |
} |
|
return EOF; |
} |
|
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|
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/** @} |
*/ |
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