Subversion Repositories HelenOS

Rev

Rev 4544 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
4446 decky 1
/*
2
 * Copyright (c) 2009 Martin 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.
27
 */
28
 
29
/** @addtogroup getvc GetVC
30
 * @brief Console initialization task.
31
 * @{
32
 */
33
/**
34
 * @file
35
 */
36
 
37
#include <sys/types.h>
38
#include <unistd.h>
39
#include <stdio.h>
40
#include <task.h>
41
#include "version.h"
42
 
43
static void usage(void)
44
{
45
    printf("Usage: getvc <device> <path>\n");
46
}
47
 
48
static void closeall(void)
49
{
50
    fclose(stdin);
51
    fclose(stdout);
52
    fclose(stderr);
53
 
54
    close(0);
55
    close(1);
56
    close(2);
57
}
58
 
59
static task_id_t spawn(char *fname)
60
{
61
    char *argv[2];
62
 
63
    argv[0] = fname;
64
    argv[1] = NULL;
65
 
66
    task_id_t id = task_spawn(fname, argv);
67
 
68
    if (id == 0)
69
        printf("Error spawning %s\n", fname);
70
 
71
    return id;
72
}
73
 
74
int main(int argc, char *argv[])
75
{
76
    if (argc < 3) {
77
        usage();
78
        return -1;
79
    }
80
 
81
    closeall();
82
 
83
    stdin = fopen(argv[1], "r");
84
    stdout = fopen(argv[1], "w");
85
    stderr = fopen(argv[1], "w");
4544 svoboda 86
 
87
    /*
88
     * FIXME: fopen() should actually detect that we are opening a console
89
     * and it should set line-buffering mode automatically.
90
     */
91
    setvbuf(stdout, NULL, _IOLBF, BUFSIZ);
4446 decky 92
 
93
    if ((stdin == NULL)
94
        || (stdout == NULL)
95
        || (stderr == NULL))
96
        return -2;
97
 
98
    version_print(argv[1]);
99
    task_id_t id = spawn(argv[2]);
100
    task_wait(id);
101
 
102
    return 0;
103
}
104
 
105
/** @}
106
 */