libjmmcg  release_579_6_g8cffd
A C++ library containing an eclectic mix of useful, advanced components.
filename.cpp
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1 /******************************************************************************
2 ** Copyright © 2019 by J.M.McGuiness, coder@hussar.me.uk
3 **
4 ** This library is free software; you can redistribute it and/or
5 ** modify it under the terms of the GNU Lesser General Public
6 ** License as published by the Free Software Foundation; either
7 ** version 2.1 of the License, or (at your option) any later version.
8 **
9 ** This library is distributed in the hope that it will be useful,
10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 ** Lesser General Public License for more details.
13 **
14 ** You should have received a copy of the GNU Lesser General Public
15 ** License along with this library; if not, write to the Free Software
16 ** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18 
19 #include "filename.hpp"
20 
21 #include <boost/filesystem.hpp>
22 #include <boost/process/environment.hpp>
23 
24 #include <cassert>
25 
26 namespace jmmcg { namespace LIBJMMCG_VER_NAMESPACE {
27 
28 std::string make_filename(std::string &&root, char const * const mask) noexcept(false) {
29  assert(mask);
30  return boost::filesystem::path(std::move(root)).filename().string()
31  +boost::filesystem::unique_path(mask).string()
32  +'.'+std::to_string(boost::this_process::get_id());
33 }
34 
35 std::string make_filename(char const * const root, char const * const mask) noexcept(false) {
36  assert(root);
37  assert(mask);
38  return make_filename(std::string(root), mask);
39 }
40 
41 } }