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[x2t] Rename MEMORY_LIMIT -> X2T_MEMORY_LIMIT; "0" is no memory limit

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Sergey Konovalov
2021-09-24 20:02:27 +03:00
committed by Sergey Konovalov
parent 6148c337d9
commit faeac14054
5 changed files with 7 additions and 5 deletions
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79
Common/3dParty/misc/proclimits.h Normal file
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@ -0,0 +1,79 @@
// proclimits.h must be included in .cpp file
// only after #if[n]def _RWSTD_NO_SETRLIMIT line
/***************************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the License); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*
* Copyright 1999-2007 Rogue Wave Software, Inc.
*
**************************************************************************/
#if !defined (_RWSTD_NO_SETRLIMIT)
# include <sys/resource.h> // for setrlimit()
void limit_memory (size_t limit)
{
struct rlimit rl = { limit, limit };
setrlimit (RLIMIT_DATA, &rl);
}
#elif defined (_WIN32)
# ifndef _WIN32_WINNT
# define _WIN32_WINNT 0x0500
# endif
# if _WIN32_WINNT >= 0x0500
// Job Objects available only in Windows 2000 and later
# include <windows.h>
void limit_memory (size_t limit)
{
SYSTEM_INFO info;
GetSystemInfo (&info);
HANDLE hJob = CreateJobObject (NULL, NULL);
if (hJob) {
if (AssignProcessToJobObject (hJob, GetCurrentProcess ())) {
JOBOBJECT_EXTENDED_LIMIT_INFORMATION job_info = { 0 };
job_info.BasicLimitInformation.LimitFlags =
JOB_OBJECT_LIMIT_PROCESS_MEMORY;
job_info.ProcessMemoryLimit =
limit > info.dwPageSize ? limit : info.dwPageSize;
SetInformationJobObject (hJob,
JobObjectExtendedLimitInformation,
&job_info, sizeof (job_info));
}
CloseHandle (hJob);
}
}
# else // _WIN32_WINNT < 0x0500
void limit_memory (size_t) { /* no-op */ }
# endif // _WIN32_WINNT
#else // _RWSTD_NO_SETRLIMIT && !_WIN32
void limit_memory (size_t) { /* no-op */ }
#endif // _RWSTD_NO_SETRLIMIT