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// libs/filesystem/src/convenience.cpp -------------------------------------//
// Copyright Beman Dawes, 2002
// Copyright Vladimir Prus, 2002
// Use, modification, and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// See library home page at http://www.boost.org/libs/filesystem
//----------------------------------------------------------------------------//
// define BOOST_FILESYSTEM_SOURCE so that <boost/filesystem/config.hpp> knows
// the library is being built (possibly exporting rather than importing code)
#define BOOST_FILESYSTEM_SOURCE
#include <boost/filesystem/convenience.hpp>
#include <boost/filesystem/exception.hpp>
#include <boost/throw_exception.hpp>
#include <boost/config/abi_prefix.hpp> // must be the last header
namespace boost
{
namespace filesystem
{
// create_directories (contributed by Vladimir Prus) -----------------------//
BOOST_FILESYSTEM_DECL bool create_directories(const path& ph)
{
if (ph.empty() || exists(ph))
{
if ( !ph.empty() && !is_directory(ph) )
boost::throw_exception( filesystem_error(
"boost::filesystem::create_directories",
ph, "path exists and is not a directory",
not_directory_error ) );
return false;
}
// First create branch, by calling ourself recursively
create_directories(ph.branch_path());
// Now that parent's path exists, create the directory
create_directory(ph);
return true;
}
BOOST_FILESYSTEM_DECL std::string extension(const path& ph)
{
std::string leaf = ph.leaf();
std::string::size_type n = leaf.rfind('.');
if (n != std::string::npos)
return leaf.substr(n);
else
return std::string();
}
BOOST_FILESYSTEM_DECL std::string basename(const path& ph)
{
std::string leaf = ph.leaf();
std::string::size_type n = leaf.rfind('.');
return leaf.substr(0, n);
}
BOOST_FILESYSTEM_DECL path change_extension(const path& ph, const std::string& new_extension)
{
return ph.branch_path() / (basename(ph) + new_extension);
}
} // namespace filesystem
} // namespace boost
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