1 // Copyright (c) 2006, 2007 Julio M. Merino Vidal
2 // Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
3 // Copyright (c) 2009 Boris Schaeling
4 // Copyright (c) 2010 Felipe Tanus, Boris Schaeling
5 // Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
6 //
7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9
10 #ifndef BOOST_PROCESS_POSIX_SEARCH_PATH_HPP
11 #define BOOST_PROCESS_POSIX_SEARCH_PATH_HPP
12
13 #include <boost/process/detail/config.hpp>
14 #include <boost/filesystem.hpp>
15 #include <boost/tokenizer.hpp>
16 #include <string>
17 #include <stdexcept>
18 #include <stdlib.h>
19 #include <unistd.h>
20
21 namespace boost { namespace process { namespace detail { namespace posix {
22
search_path(const boost::filesystem::path & filename,const std::vector<boost::filesystem::path> & path)23 inline boost::filesystem::path search_path(
24 const boost::filesystem::path &filename,
25 const std::vector<boost::filesystem::path> &path)
26 {
27 for (const boost::filesystem::path & pp : path)
28 {
29 auto p = pp / filename;
30 boost::system::error_code ec;
31 bool file = boost::filesystem::is_regular_file(p, ec);
32 if (!ec && file && ::access(p.c_str(), X_OK) == 0)
33 return p;
34 }
35 return "";
36 }
37
38 }}}}
39
40 #endif
41