Home | History | Annotate | Line # | Download | only in tools 
      1 //
      2 // Automated Testing Framework (atf)
      3 //
      4 // Copyright (c) 2007 The NetBSD Foundation, Inc.
      5 // All rights reserved.
      6 //
      7 // Redistribution and use in source and binary forms, with or without
      8 // modification, are permitted provided that the following conditions
      9 // are met:
     10 // 1. Redistributions of source code must retain the above copyright
     11 //    notice, this list of conditions and the following disclaimer.
     12 // 2. Redistributions in binary form must reproduce the above copyright
     13 //    notice, this list of conditions and the following disclaimer in the
     14 //    documentation and/or other materials provided with the distribution.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
     17 // CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
     18 // INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     19 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20 // IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
     21 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     22 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
     23 // GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
     25 // IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     26 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     27 // IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28 //
     29 
     30 #include <cstdlib>
     31 #include <iostream>
     32 #include <map>
     33 #include <string>
     34 
     35 #include "application.hpp"
     36 #include "config.hpp"
     37 
     38 class atf_config : public tools::application::app {
     39     static const char* m_description;
     40 
     41     bool m_tflag;
     42 
     43     void process_option(int, const char*);
     44     std::string specific_args(void) const;
     45     options_set specific_options(void) const;
     46 
     47     std::string format_var(const std::string&, const std::string&);
     48 
     49 public:
     50     atf_config(void);
     51 
     52     int main(void);
     53 };
     54 
     55 const char* atf_config::m_description =
     56     "atf-config is a tool that queries the value of several "
     57     "installation-specific configuration values of the atf.  "
     58     "It can be used by external tools to discover where specific "
     59     "internal atf files are installed.";
     60 
     61 atf_config::atf_config(void) :
     62     app(m_description, "atf-config(1)", "atf(7)"),
     63     m_tflag(false)
     64 {
     65 }
     66 
     67 void
     68 atf_config::process_option(int ch, const char* arg __attribute__((__unused__)))
     69 {
     70     switch (ch) {
     71     case 't':
     72         m_tflag = true;
     73         break;
     74 
     75     default:
     76         std::abort();
     77     }
     78 }
     79 
     80 std::string
     81 atf_config::specific_args(void)
     82     const
     83 {
     84     return "[var1 [.. varN]]";
     85 }
     86 
     87 atf_config::options_set
     88 atf_config::specific_options(void)
     89     const
     90 {
     91     using tools::application::option;
     92     options_set opts;
     93     opts.insert(option('t', "", "Terse output: show values only"));
     94     return opts;
     95 }
     96 
     97 std::string
     98 atf_config::format_var(const std::string& name, const std::string& val)
     99 {
    100     std::string str;
    101 
    102     if (m_tflag)
    103         str = val;
    104     else
    105         str = name + " : " + val;
    106 
    107     return str;
    108 }
    109 
    110 int
    111 atf_config::main(void)
    112 {
    113     if (m_argc < 1) {
    114         std::map< std::string, std::string > cv = tools::config::get_all();
    115 
    116         for (std::map< std::string, std::string >::const_iterator iter =
    117              cv.begin(); iter != cv.end(); iter++)
    118             std::cout << format_var((*iter).first, (*iter).second) << "\n";
    119     } else {
    120         for (int i = 0; i < m_argc; i++) {
    121             if (!tools::config::has(m_argv[i]))
    122                 throw std::runtime_error(std::string("Unknown variable `") +
    123                                          m_argv[i] + "'");
    124         }
    125 
    126         for (int i = 0; i < m_argc; i++) {
    127             std::cout << format_var(m_argv[i], tools::config::get(m_argv[i]))
    128                       << "\n";
    129         }
    130     }
    131 
    132     return EXIT_SUCCESS;
    133 }
    134 
    135 int
    136 main(int argc, char* const* argv)
    137 {
    138     return atf_config().run(argc, argv);
    139 }
    140