[857] | 1 | // (C) Copyright Gennadiy Rozental 2005.
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| 2 | // Distributed under the Boost Software License, Version 1.0.
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| 3 | // (See accompanying file LICENSE_1_0.txt or copy at
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| 4 | // http://www.boost.org/LICENSE_1_0.txt)
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| 5 |
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| 6 | // See http://www.boost.org/libs/test for the library home page.
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| 7 | //
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| 8 | // File : $RCSfile: environment.ipp,v $
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| 9 | //
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| 10 | // Version : $Revision: 1.5 $
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| 11 | //
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| 12 | // Description : implements model of program environment
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| 13 | // ***************************************************************************
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| 14 |
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| 15 | #ifndef BOOST_RT_ENV_ENVIRONMENT_IPP_062904GER
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| 16 | #define BOOST_RT_ENV_ENVIRONMENT_IPP_062904GER
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| 17 |
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| 18 | // Boost.Runtime.Parameter
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| 19 | #include <boost/test/utils/runtime/config.hpp>
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| 20 | #include <boost/test/utils/runtime/validation.hpp>
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| 21 |
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| 22 | #include <boost/test/utils/runtime/env/variable.hpp>
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| 23 |
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| 24 | // Boost.Test
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| 25 | #include <boost/test/utils/basic_cstring/compare.hpp>
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| 26 | #include <boost/test/utils/basic_cstring/io.hpp>
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| 27 |
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| 28 | // STL
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| 29 | #include <map>
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| 30 | #include <list>
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| 31 |
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| 32 | namespace boost {
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| 33 |
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| 34 | namespace BOOST_RT_PARAM_NAMESPACE {
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| 35 |
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| 36 | namespace environment {
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| 37 |
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| 38 | // ************************************************************************** //
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| 39 | // ************** runtime::environment ************** //
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| 40 | // ************************************************************************** //
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| 41 |
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| 42 | namespace rt_env_detail {
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| 43 |
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| 44 | typedef std::map<cstring,rt_env_detail::variable_data> registry;
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| 45 | typedef std::list<dstring> keys;
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| 46 |
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| 47 | BOOST_RT_PARAM_INLINE registry& s_registry() { static registry instance; return instance; }
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| 48 | BOOST_RT_PARAM_INLINE keys& s_keys() { static keys instance; return instance; }
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| 49 |
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| 50 | BOOST_RT_PARAM_INLINE variable_data&
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| 51 | new_var_record( cstring var_name )
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| 52 | {
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| 53 | // save the name in list of keys
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| 54 | s_keys().push_back( dstring() );
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| 55 | dstring& key = s_keys().back();
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| 56 | assign_op( key, var_name, 0 );
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| 57 |
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| 58 | // create and return new record
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| 59 | variable_data& new_var_data = s_registry()[key];
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| 60 |
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| 61 | new_var_data.m_var_name = key;
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| 62 |
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| 63 | return new_var_data;
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| 64 | }
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| 65 |
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| 66 | //____________________________________________________________________________//
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| 67 |
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| 68 | BOOST_RT_PARAM_INLINE variable_data*
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| 69 | find_var_record( cstring var_name )
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| 70 | {
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| 71 | registry::iterator it = s_registry().find( var_name );
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| 72 |
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| 73 | return it == s_registry().end() ? 0 : &(it->second);
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| 74 | }
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| 75 |
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| 76 | //____________________________________________________________________________//
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| 77 |
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| 78 | BOOST_RT_PARAM_INLINE cstring
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| 79 | sys_read_var( cstring var_name )
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| 80 | {
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| 81 | using namespace std;
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| 82 | return BOOST_RT_PARAM_GETENV( var_name.begin() );
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| 83 | }
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| 84 |
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| 85 | //____________________________________________________________________________//
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| 86 |
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| 87 | BOOST_RT_PARAM_INLINE void
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| 88 | sys_write_var( cstring var_name, format_stream& var_value )
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| 89 | {
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| 90 | BOOST_RT_PARAM_PUTENV( var_name, cstring( var_value.str() ) );
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| 91 | }
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| 92 |
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| 93 | //____________________________________________________________________________//
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| 94 |
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| 95 | } // namespace rt_env_detail
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| 96 |
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| 97 | BOOST_RT_PARAM_INLINE variable_base
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| 98 | var( cstring var_name )
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| 99 | {
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| 100 | rt_env_detail::variable_data* vd = rt_env_detail::find_var_record( var_name );
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| 101 |
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| 102 | BOOST_RT_PARAM_VALIDATE_LOGIC( !!vd,
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| 103 | BOOST_RT_PARAM_LITERAL( "First access to the environment variable " )
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| 104 | << var_name << BOOST_RT_PARAM_LITERAL( " should be typed" ) );
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| 105 |
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| 106 | return variable_base( *vd );
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| 107 | }
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| 108 |
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| 109 | //____________________________________________________________________________//
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| 110 |
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| 111 | } // namespace environment
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| 112 |
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| 113 | } // namespace BOOST_RT_PARAM_NAMESPACE
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| 114 |
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| 115 | } // namespace boost
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| 116 |
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| 117 | // ************************************************************************** //
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| 118 | // Revision History:
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| 119 | //
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| 120 | // $Log: environment.ipp,v $
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| 121 | // Revision 1.5 2005/05/14 05:41:10 rogeeff
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| 122 | // *** empty log message ***
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| 123 | //
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| 124 | // Revision 1.4 2005/05/05 05:55:45 rogeeff
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| 125 | // portability fixes
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| 126 | //
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| 127 | // Revision 1.3 2005/05/03 05:02:50 rogeeff
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| 128 | // como fixes
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| 129 | //
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| 130 | // Revision 1.2 2005/04/27 03:29:52 rogeeff
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| 131 | // portability fix
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| 132 | //
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| 133 | // Revision 1.1 2005/04/12 06:42:43 rogeeff
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| 134 | // Runtime.Param library initial commit
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| 135 | //
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| 136 | // ************************************************************************** //
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| 137 |
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| 138 | #endif // BOOST_RT_ENV_ENVIRONMENT_IPP_062904GER
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