Subversion Repositories HelenOS

Rev

Rev 3386 | Rev 4263 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1271 cejka 1
/*
2071 jermar 2
 * Copyright (c) 2006 Josef Cejka
1271 cejka 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.
27
 */
28
 
1888 jermar 29
/** @addtogroup generic
1702 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
1271 cejka 35
#include <print.h>
36
#include <printf/printf_core.h>
37
#include <putchar.h>
2208 decky 38
#include <synch/spinlock.h>
39
#include <arch/asm.h>
3058 decky 40
#include <arch/types.h>
41
#include <typedefs.h>
1271 cejka 42
 
2208 decky 43
SPINLOCK_INITIALIZE(printf_lock);           /**< vprintf spinlock */
44
 
2125 decky 45
static int vprintf_write(const char *str, size_t count, void *unused)
1271 cejka 46
{
2125 decky 47
    size_t i;
48
    for (i = 0; i < count; i++)
1271 cejka 49
        putchar(str[i]);
50
    return i;
51
}
52
 
2125 decky 53
int puts(const char *s)
54
{
55
    size_t i;
56
    for (i = 0; s[i] != 0; i++)
57
        putchar(s[i]);
58
    return i;
59
}
60
 
1271 cejka 61
int vprintf(const char *fmt, va_list ap)
62
{
2125 decky 63
    struct printf_spec ps = {(int(*)(void *, size_t, void *)) vprintf_write, NULL};
2208 decky 64
 
4153 mejdrech 65
    ipl_t ipl = interrupts_disable();
2208 decky 66
    spinlock_lock(&printf_lock);
67
 
68
    int ret = printf_core(fmt, &ps, ap);
69
 
70
    spinlock_unlock(&printf_lock);
4153 mejdrech 71
    interrupts_restore(ipl);
2208 decky 72
 
73
    return ret;
1271 cejka 74
}
75
 
1888 jermar 76
/** @}
1702 cejka 77
 */