78 lines
1.7 KiB
C++
78 lines
1.7 KiB
C++
/*
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Copyright (C) 2011 Tim Mayberry
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifdef WIN32
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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 WIN32
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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 WIN32
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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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