Subversion Repositories HelenOS

Rev

Rev 4347 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
504 decky 1
/*
2071 jermar 2
 * Copyright (c) 2005 Martin Decky
504 decky 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1653 cejka 27
 */
28
 
1866 jermar 29
/** @addtogroup libc
1653 cejka 30
 * @{
31
 */
32
/** @file
504 decky 33
 */
34
 
35
#include <libc.h>
36
#include <unistd.h>
37
#include <stdio.h>
974 cejka 38
#include <io/io.h>
4348 svoboda 39
#include <string.h>
40
#include <errno.h>
41
#include <console.h>
504 decky 42
 
2209 decky 43
const static char nl = '\n';
713 decky 44
 
2209 decky 45
int puts(const char *str)
504 decky 46
{
47
    size_t count;
48
 
2209 decky 49
    if (str == NULL)
50
        return putnchars("(NULL)", 6);
1173 cejka 51
 
504 decky 52
    for (count = 0; str[count] != 0; count++);
4348 svoboda 53
 
54
    if (console_write((void *) str, count) == count) {
55
        if (console_write(&nl, 1) == 1)
713 decky 56
            return 0;
57
    }
58
 
59
    return EOF;
504 decky 60
}
61
 
974 cejka 62
/** Put count chars from buffer to stdout without adding newline
1173 cejka 63
 * @param buf Buffer with size at least count bytes - NULL pointer NOT allowed!
974 cejka 64
 * @param count
65
 * @return 0 on succes, EOF on fail
66
 */
2209 decky 67
int putnchars(const char *buf, size_t count)
974 cejka 68
{
4348 svoboda 69
    if (console_write((void *) buf, count) == count)
2670 jermar 70
        return 0;
974 cejka 71
 
72
    return EOF;
73
}
74
 
75
/** Same as puts, but does not print newline at end
76
 *
77
 */
2209 decky 78
int putstr(const char *str)
974 cejka 79
{
80
    size_t count;
81
 
2209 decky 82
    if (str == NULL)
83
        return putnchars("(NULL)", 6);
1010 cejka 84
 
974 cejka 85
    for (count = 0; str[count] != 0; count++);
4348 svoboda 86
    if (console_write((void *) str, count) == count)
2670 jermar 87
        return 0;
974 cejka 88
 
89
    return EOF;
90
}
91
 
1173 cejka 92
int putchar(int c)
93
{
4348 svoboda 94
    char buf[STR_BOUNDS(1)];
95
    size_t offs;
96
 
97
    offs = 0;
98
    if (chr_encode(c, buf, &offs, STR_BOUNDS(1)) != EOK)
99
        return EOF;
100
 
101
    if (console_write((void *) buf, offs) == offs)
2670 jermar 102
        return c;
4348 svoboda 103
 
1173 cejka 104
    return EOF;
105
}
1465 cejka 106
 
107
int getchar(void)
108
{
109
    unsigned char c;
4348 svoboda 110
 
111
    console_flush();
2670 jermar 112
    if (read_stdin((void *) &c, 1) == 1)
113
        return c;
1465 cejka 114
 
115
    return EOF;
116
}
117
 
4347 svoboda 118
int fflush(FILE *f)
119
{
4348 svoboda 120
    /* Dummy implementation */
4347 svoboda 121
    (void) f;
4348 svoboda 122
    console_flush();
123
    return 0;
4347 svoboda 124
}
125
 
1866 jermar 126
/** @}
1653 cejka 127
 */