1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 2 /* */ 3 /* This file is part of the program and library */ 4 /* SCIP --- Solving Constraint Integer Programs */ 5 /* */ 6 /* Copyright (c) 2002-2023 Zuse Institute Berlin (ZIB) */ 7 /* */ 8 /* Licensed under the Apache License, Version 2.0 (the "License"); */ 9 /* you may not use this file except in compliance with the License. */ 10 /* You may obtain a copy of the License at */ 11 /* */ 12 /* http://www.apache.org/licenses/LICENSE-2.0 */ 13 /* */ 14 /* Unless required by applicable law or agreed to in writing, software */ 15 /* distributed under the License is distributed on an "AS IS" BASIS, */ 16 /* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */ 17 /* See the License for the specific language governing permissions and */ 18 /* limitations under the License. */ 19 /* */ 20 /* You should have received a copy of the Apache-2.0 license */ 21 /* along with SCIP; see the file LICENSE. If not visit scipopt.org. */ 22 /* */ 23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 24 25 /**@file struct_clock.h 26 * @ingroup INTERNALAPI 27 * @brief datastructures for clocks and timing issues 28 * @author Tobias Achterberg 29 */ 30 31 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/ 32 33 #ifndef __SCIP_STRUCT_CLOCK_H__ 34 #define __SCIP_STRUCT_CLOCK_H__ 35 36 37 #if defined(_WIN32) || defined(_WIN64) 38 #include <time.h> 39 #else 40 #include <sys/times.h> 41 #endif 42 43 #include "scip/def.h" 44 #include "scip/type_clock.h" 45 46 #ifdef __cplusplus 47 extern "C" { 48 #endif 49 50 /** CPU clock counter */ 51 struct SCIP_CPUClock 52 { 53 clock_t user; /**< clock ticks for user CPU time */ 54 }; 55 56 /** wall clock counter */ 57 struct SCIP_WallClock 58 { 59 long sec; /**< seconds counter */ 60 long usec; /**< microseconds counter */ 61 }; 62 63 /** clock timer */ 64 struct SCIP_Clock 65 { 66 union 67 { 68 SCIP_CPUCLOCK cpuclock; /**< CPU clock counter */ 69 SCIP_WALLCLOCK wallclock; /**< wall clock counter */ 70 } data; 71 SCIP_Real lasttime; /**< last validated time of clock */ 72 int nruns; /**< number of SCIPclockStart() calls without SCIPclockStop() calls */ 73 SCIP_CLOCKTYPE clocktype; /**< current type of clock used */ 74 SCIP_Bool usedefault; /**< should the clock's type be overruled by the default clock type? */ 75 SCIP_Bool enabled; /**< should the clock be used? */ 76 }; 77 78 #ifdef __cplusplus 79 } 80 #endif 81 82 #endif 83