97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
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/****************************************************************************************[Solver.h]
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MiniSat -- Copyright (c) 2003-2006, Niklas Een, Niklas Sorensson
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CryptoMiniSat -- Copyright (c) 2009 Mate Soos
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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associated documentation files (the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge, publish, distribute,
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sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all copies or
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substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
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OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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**************************************************************************************************/
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#ifndef TIME_MEM_H
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#define TIME_MEM_H
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#ifdef _MSC_VER
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#include <msvc/stdint.h>
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#else
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#include <stdint.h>
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#endif //_MSC_VER
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#ifdef _MSC_VER
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#include <ctime>
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static inline double cpuTime(void)
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{
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return (double)clock() / CLOCKS_PER_SEC;
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}
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#else //_MSC_VER
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#ifdef CROSS_COMPILE
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#include <ctime>
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static inline double cpuTime(void)
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{
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return (double)clock() / CLOCKS_PER_SEC;
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}
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#else //CROSS_COMPILE
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#include <sys/time.h>
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#include <sys/resource.h>
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#include <unistd.h>
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static inline double cpuTime(void)
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{
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struct rusage ru;
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getrusage(RUSAGE_SELF, &ru);
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return (double)ru.ru_utime.tv_sec + (double)ru.ru_utime.tv_usec / 1000000;
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}
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#endif //CROSS_COMPILE
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#endif //_MSC_VER
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#if defined(__linux__)
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static inline int memReadStat(int field)
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{
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char name[256];
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pid_t pid = getpid();
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sprintf(name, "/proc/%d/statm", pid);
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FILE* in = fopen(name, "rb");
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if (in == NULL) return 0;
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int value;
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for (; field >= 0; field--)
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fscanf(in, "%d", &value);
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fclose(in);
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return value;
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}
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static inline uint64_t memUsed()
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{
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return (uint64_t)memReadStat(0) * (uint64_t)getpagesize();
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}
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#elif defined(__FreeBSD__)
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static inline uint64_t memUsed(void)
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{
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struct rusage ru;
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getrusage(RUSAGE_SELF, &ru);
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return ru.ru_maxrss*1024;
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}
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#else
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static inline uint64_t memUsed()
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{
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return 0;
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}
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#endif
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#endif //TIME_MEM_H
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