109 lines
2.8 KiB
Plaintext
109 lines
2.8 KiB
Plaintext
// (C) Copyright Gennadiy Rozental 2001.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org/libs/test for the library home page.
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//
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// File : $RCSfile$
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//
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// Version : $Revision$
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//
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// Description : implements fetching absent parameter athuments from environment
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// ***************************************************************************
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#ifndef BOOST_TEST_UTILS_RUNTIME_ENV_FETCH_HPP
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#define BOOST_TEST_UTILS_RUNTIME_ENV_FETCH_HPP
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// Boost.Test Runtime parameters
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#include <boost/test/utils/runtime/parameter.hpp>
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#include <boost/test/utils/runtime/argument.hpp>
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#include <boost/test/detail/suppress_warnings.hpp>
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// C Runtime
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#include <stdlib.h>
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namespace boost {
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namespace runtime {
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namespace env {
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namespace env_detail {
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#ifndef UNDER_CE
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#ifdef BOOST_MSVC
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#pragma warning(push)
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#pragma warning(disable:4996) // getenv
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#endif
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inline std::pair<cstring,bool>
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sys_read_var( cstring var_name )
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{
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using namespace std;
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char const* res = getenv( var_name.begin() );
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return std::make_pair( cstring(res), res != NULL );
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}
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#ifdef BOOST_MSVC
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#pragma warning(pop)
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#endif
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#else
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inline std::pair<cstring,bool>
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sys_read_var( cstring var_name )
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{
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return std::make_pair( cstring(), false );
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}
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#endif
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//____________________________________________________________________________//
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template<typename ReadFunc>
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inline void
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fetch_absent( parameters_store const& params, runtime::arguments_store& args, ReadFunc read_func )
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{
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BOOST_TEST_FOREACH( parameters_store::storage_type::value_type const&, v, params.all() ) {
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basic_param_ptr param = v.second;
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if( args.has( param->p_name ) || param->p_env_var.empty() )
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continue;
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std::pair<cstring,bool> value = read_func( param->p_env_var );
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if( !value.second )
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continue;
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// Validate against unexpected empty value
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BOOST_TEST_I_ASSRT( !value.first.is_empty() || param->p_has_optional_value,
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format_error( param->p_name )
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<< "Missing an argument value for the parameter " << param->p_name
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<< " in the environment." );
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// Produce argument value
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param->produce_argument( value.first, false, args );
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}
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}
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//____________________________________________________________________________//
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} // namespace env_detail
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inline void
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fetch_absent( parameters_store const& params, runtime::arguments_store& args )
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{
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env_detail::fetch_absent( params, args, &env_detail::sys_read_var );
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}
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} // namespace env
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} // namespace runtime
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} // namespace boost
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#include <boost/test/detail/enable_warnings.hpp>
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#endif // BOOST_TEST_UTILS_RUNTIME_ENV_FETCH_HPP
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