55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
// Copyright (c) 2006, 2007 Julio M. Merino Vidal
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// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
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// Copyright (c) 2009 Boris Schaeling
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// Copyright (c) 2010 Felipe Tanus, Boris Schaeling
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// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_SET_ENV_HPP
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#define BOOST_PROCESS_POSIX_INITIALIZERS_SET_ENV_HPP
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#include <boost/process/posix/initializers/initializer_base.hpp>
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#include <boost/range/algorithm/transform.hpp>
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#include <boost/shared_array.hpp>
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#include <string>
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namespace boost { namespace process { namespace posix { namespace initializers {
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template <class Range>
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class set_env_ : public initializer_base
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{
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private:
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static char *get_ptr(const std::string &s)
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{
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return const_cast<char*>(s.c_str());
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}
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public:
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explicit set_env_(const Range &envs) : env_(new char*[envs.size() + 1])
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{
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boost::transform(envs, env_.get(), get_ptr);
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env_[envs.size()] = 0;
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}
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template <class PosixExecutor>
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void on_fork_setup(PosixExecutor &e) const
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{
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e.env = env_.get();
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}
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private:
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boost::shared_array<char*> env_;
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};
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template <class Range>
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set_env_<Range> set_env(const Range &envs)
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{
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return set_env_<Range>(envs);
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}
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}}}}
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#endif
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