62 строки
2.3 KiB
C
62 строки
2.3 KiB
C
/**********************************************************************
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*
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* Project: GDAL
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* Purpose: Display resource limits
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* Author: Even Rouault <even dot rouault at spatialys.com>
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*
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**********************************************************************
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* Copyright (c) 2022, Even Rouault <even dot rouault at spatialys.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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****************************************************************************/
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#include "cpl_multiproc.h"
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#include "cpl_vsi.h"
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#include <stdbool.h>
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#include <stdio.h>
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int main(int argc, char **argv)
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{
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bool bCPUs = argc == 1;
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bool bUsableRAM = argc == 1;
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for (int i = 1; i < argc; ++i)
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{
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if (strcmp(argv[i], "--cpus") == 0)
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bCPUs = true;
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else if (strcmp(argv[i], "--usable-ram") == 0)
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bUsableRAM = true;
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}
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if (bCPUs)
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printf("CPLGetNumCPUs = %d\n", CPLGetNumCPUs());
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if (bUsableRAM)
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{
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GIntBig nUsableRAM = CPLGetUsablePhysicalRAM();
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int nUsableRAM_GB = (int)(nUsableRAM >> 30);
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if (nUsableRAM_GB > 1)
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printf("CPLGetUsablePhysicalRAM = %d GB\n", nUsableRAM_GB);
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else
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{
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int nUsableRAM_MB = (int)(nUsableRAM >> 20);
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printf("CPLGetUsablePhysicalRAM = %d MB\n", nUsableRAM_MB);
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}
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}
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return 0;
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}
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