78 lines
1.8 KiB
C++
78 lines
1.8 KiB
C++
/*
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* Copyright (C) 2011 Tim Mayberry <mojofunk@gmail.com>
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* Copyright (C) 2013 John Emmas <john@creativepost.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifdef PLATFORM_WINDOWS
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#include <stdio.h>
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#else
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#include <sys/time.h>
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#include <sys/resource.h>
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#endif
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#include "pbd/resource.h"
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namespace PBD {
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bool
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get_resource_limit (ResourceType resource, ResourceLimit& limit)
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{
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if (resource == OpenFiles)
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{
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#ifdef PLATFORM_WINDOWS
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limit.current_limit = _getmaxstdio();
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limit.max_limit = 2048;
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return true;
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#else
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struct rlimit rl;
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if (getrlimit (RLIMIT_NOFILE, &rl) == 0) {
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limit.current_limit = rl.rlim_cur;
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limit.max_limit = rl.rlim_max;
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return true;
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}
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#endif
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}
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return false;
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}
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bool
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set_resource_limit (ResourceType resource, const ResourceLimit& limit)
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{
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if (resource == OpenFiles)
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{
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#ifdef PLATFORM_WINDOWS
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// no soft and hard limits on windows
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rlimit_t new_max = _setmaxstdio(limit.current_limit);
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if (new_max == limit.current_limit) return true;
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#else
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struct rlimit rl;
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rl.rlim_cur = limit.current_limit;
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rl.rlim_max = limit.max_limit;
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if (setrlimit (RLIMIT_NOFILE, &rl) == 0) {
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return true;
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}
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#endif
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}
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return false;
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}
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} // namespace PBD
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