summaryrefslogtreecommitdiffstats
path: root/contrib/atf/atf-config/atf-config.cpp
blob: e5fdca1950e42cd636c066cd10e6bc48ab55ef7f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
//
// Automated Testing Framework (atf)
//
// Copyright (c) 2007 The NetBSD Foundation, Inc.
// All rights reserved.
//
// 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.
//
// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
//

#include <cstdlib>
#include <iostream>
#include <map>
#include <string>

extern "C" {
#include "atf-c/defs.h"
}

#include "atf-c++/config.hpp"

#include "atf-c++/detail/application.hpp"
#include "atf-c++/detail/sanity.hpp"

class atf_config : public atf::application::app {
    static const char* m_description;

    bool m_tflag;

    void process_option(int, const char*);
    std::string specific_args(void) const;
    options_set specific_options(void) const;

    std::string format_var(const std::string&, const std::string&);

public:
    atf_config(void);

    int main(void);
};

const char* atf_config::m_description =
    "atf-config is a tool that queries the value of several "
    "installation-specific configuration values of the atf.  "
    "It can be used by external tools to discover where specific "
    "internal atf files are installed.";

atf_config::atf_config(void) :
    app(m_description, "atf-config(1)", "atf(7)"),
    m_tflag(false)
{
}

void
atf_config::process_option(int ch, const char* arg ATF_DEFS_ATTRIBUTE_UNUSED)
{
    switch (ch) {
    case 't':
        m_tflag = true;
        break;

    default:
        UNREACHABLE;
    }
}

std::string
atf_config::specific_args(void)
    const
{
    return "[var1 [.. varN]]";
}

atf_config::options_set
atf_config::specific_options(void)
    const
{
    using atf::application::option;
    options_set opts;
    opts.insert(option('t', "", "Terse output: show values only"));
    return opts;
}

std::string
atf_config::format_var(const std::string& name, const std::string& val)
{
    std::string str;

    if (m_tflag)
        str = val;
    else
        str = name + " : " + val;

    return str;
}

int
atf_config::main(void)
{
    if (m_argc < 1) {
        std::map< std::string, std::string > cv = atf::config::get_all();

        for (std::map< std::string, std::string >::const_iterator iter =
             cv.begin(); iter != cv.end(); iter++)
            std::cout << format_var((*iter).first, (*iter).second) << "\n";
    } else {
        for (int i = 0; i < m_argc; i++) {
            if (!atf::config::has(m_argv[i]))
                throw std::runtime_error(std::string("Unknown variable `") +
                                         m_argv[i] + "'");
        }

        for (int i = 0; i < m_argc; i++) {
            std::cout << format_var(m_argv[i], atf::config::get(m_argv[i]))
                      << "\n";
        }
    }

    return EXIT_SUCCESS;
}

int
main(int argc, char* const* argv)
{
    return atf_config().run(argc, argv);
}
OpenPOWER on IntegriCloud