xref: /netbsd-src/external/bsd/atf/dist/atf-c++/config.cpp (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 //
2 // Automated Testing Framework (atf)
3 //
4 // Copyright (c) 2007, 2008, 2009 The NetBSD Foundation, Inc.
5 // All rights reserved.
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8 // modification, are permitted provided that the following conditions
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10 // 1. Redistributions of source code must retain the above copyright
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12 // 2. Redistributions in binary form must reproduce the above copyright
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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
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28 //
29 
30 #include <map>
31 
32 extern "C" {
33 #include "atf-c/config.h"
34 }
35 
36 #include "atf-c++/config.hpp"
37 #include "atf-c++/env.hpp"
38 #include "atf-c++/sanity.hpp"
39 
40 static std::map< std::string, std::string > m_variables;
41 
42 //
43 // Adds all predefined standard build-time variables to the m_variables
44 // map, considering the values a user may have provided in the environment.
45 //
46 // Can only be called once during the program's lifetime.
47 //
48 static
49 void
50 init_variables(void)
51 {
52     PRE(m_variables.empty());
53 
54     m_variables["atf_arch"] = atf_config_get("atf_arch");
55     m_variables["atf_build_cc"] = atf_config_get("atf_build_cc");
56     m_variables["atf_build_cflags"] = atf_config_get("atf_build_cflags");
57     m_variables["atf_build_cpp"] = atf_config_get("atf_build_cpp");
58     m_variables["atf_build_cppflags"] = atf_config_get("atf_build_cppflags");
59     m_variables["atf_build_cxx"] = atf_config_get("atf_build_cxx");
60     m_variables["atf_build_cxxflags"] = atf_config_get("atf_build_cxxflags");
61     m_variables["atf_confdir"] = atf_config_get("atf_confdir");
62     m_variables["atf_includedir"] = atf_config_get("atf_includedir");
63     m_variables["atf_libdir"] = atf_config_get("atf_libdir");
64     m_variables["atf_machine"] = atf_config_get("atf_machine");
65     m_variables["atf_m4"] = atf_config_get("atf_m4");
66     m_variables["atf_pkgdatadir"] = atf_config_get("atf_pkgdatadir");
67     m_variables["atf_shell"] = atf_config_get("atf_shell");
68     m_variables["atf_workdir"] = atf_config_get("atf_workdir");
69 
70     POST(!m_variables.empty());
71 }
72 
73 const std::string&
74 atf::config::get(const std::string& varname)
75 {
76     if (m_variables.empty())
77         init_variables();
78 
79     PRE(has(varname));
80     return m_variables[varname];
81 }
82 
83 const std::map< std::string, std::string >&
84 atf::config::get_all(void)
85 {
86     if (m_variables.empty())
87         init_variables();
88 
89     return m_variables;
90 }
91 
92 bool
93 atf::config::has(const std::string& varname)
94 {
95     if (m_variables.empty())
96         init_variables();
97 
98     return m_variables.find(varname) != m_variables.end();
99 }
100 
101 extern "C" {
102 void __atf_config_reinit(void);
103 }
104 
105 namespace atf {
106 namespace config {
107 //
108 // Auxiliary function for the t_config test program so that it can
109 // revert the configuration's global status to an empty state and
110 // do new tests from there on.
111 //
112 // Ideally this shouldn't be part of the production library... but
113 // this is so small that it does not matter.
114 //
115 void
116 __reinit(void)
117 {
118     __atf_config_reinit();
119     m_variables.clear();
120 }
121 } // namespace config
122 } // namespace atf
123