1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215</* Minetest Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com> This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the/* Minetest Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com> This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ /* Random portability stuff */ #ifndef PORTING_HEADER #define PORTING_HEADER #include <string> #include "irrlichttypes.h" // u32 #include "debug.h" #include "constants.h" #include "gettime.h" #ifdef _MSC_VER #define SWPRINTF_CHARSTRING L"%S" #else #define SWPRINTF_CHARSTRING L"%s" #endif //currently not needed //template<typename T> struct alignment_trick { char c; T member; }; //#define ALIGNOF(type) offsetof (alignment_trick<type>, member) #ifdef _WIN32 #ifndef _WIN32_WINNT #define _WIN32_WINNT 0x0500 #endif #include <windows.h> #define sleep_ms(x) Sleep(x) #else #include <unistd.h> #include <stdint.h> //for uintptr_t #if (defined(linux) || defined(__linux)) && !defined(_GNU_SOURCE) #define _GNU_SOURCE #endif #include <sched.h> #ifdef __FreeBSD__ #include <pthread_np.h> typedef cpuset_t cpu_set_t; #elif defined(__sun) || defined(sun) #include <sys/types.h> #include <sys/processor.h> #elif defined(_AIX) #include <sys/processor.h> #elif __APPLE__ #include <mach/mach_init.h> #include <mach/thread_policy.h> #endif #define sleep_ms(x) usleep(x*1000) #define THREAD_PRIORITY_LOWEST 0 #define THREAD_PRIORITY_BELOW_NORMAL 1 #define THREAD_PRIORITY_NORMAL 2 #define THREAD_PRIORITY_ABOVE_NORMAL 3 #define THREAD_PRIORITY_HIGHEST 4 #endif #ifdef _MSC_VER #define ALIGNOF(x) __alignof(x) #define strtok_r(x, y, z) strtok_s(x, y, z) #define strtof(x, y) (float)strtod(x, y) #define strtoll(x, y, z) _strtoi64(x, y, z) #define strtoull(x, y, z) _strtoui64(x, y, z) #define strcasecmp(x, y) stricmp(x, y) #else #define ALIGNOF(x) __alignof__(x) #endif #ifdef __MINGW32__ #define strtok_r(x, y, z) mystrtok_r(x, y, z) #endif #define PADDING(x, y) ((ALIGNOF(y) - ((uintptr_t)(x) & (ALIGNOF(y) - 1))) & (ALIGNOF(y) - 1)) namespace porting { /* Signal handler (grabs Ctrl-C on POSIX systems) */ void signal_handler_init(void); // Returns a pointer to a bool. // When the bool is true, program should quit. bool * signal_handler_killstatus(void); /* Path of static data directory. */ extern std::string path_share; /* Directory for storing user data. Examples: Windows: "C:\Documents and Settings\user\Application Data\<PROJECT_NAME>" Linux: "~/.<PROJECT_NAME>" Mac: "~/Library/Application Support/<PROJECT_NAME>" */ extern std::string path_user; /* Get full path of stuff in data directory. Example: "stone.png" -> "../data/stone.png" */ std::string getDataPath(const char *subpath); /* Initialize path_share and path_user. */ void initializePaths(); /* Get number of online processors in the system. */ int getNumberOfProcessors(); /* Set a thread's affinity to a particular processor. */ bool threadBindToProcessor(threadid_t tid, int pnumber); /* Set a thread's priority. */ bool threadSetPriority(threadid_t tid, int prio); /* Resolution is 10-20ms. Remember to check for overflows. Overflow can occur at any value higher than 10000000. */ #ifdef _WIN32 // Windows #include <windows.h> inline u32 getTimeS() { return GetTickCount() / 1000; } inline u32 getTimeMs() { return GetTickCount(); } inline u32 getTimeUs() { LARGE_INTEGER freq, t; QueryPerformanceFrequency(&freq); QueryPerformanceCounter(&t); return (double)(t.QuadPart) / ((double)(freq.QuadPart) / 1000000.0); } inline u32 getTimeNs() { LARGE_INTEGER freq, t; QueryPerformanceFrequency(&freq); QueryPerformanceCounter(&t); return (double)(t.QuadPart) / ((double)(freq.QuadPart) / 1000000000.0); } #else // Posix #include <sys/time.h> #include <time.h> inline u32 getTimeS() { struct timeval tv; gettimeofday(&tv, NULL); return tv.tv_sec; } inline u32 getTimeMs() { struct timeval tv; gettimeofday(&tv, NULL); return tv.tv_sec * 1000 + tv.tv_usec / 1000; } inline u32 getTimeUs() { struct timeval tv; gettimeofday(&tv, NULL); return tv.tv_sec * 1000000 + tv.tv_usec; } inline u32 getTimeNs() { struct timespec ts; clock_gettime(CLOCK_REALTIME, &ts); return ts.tv_sec * 1000000000 + ts.tv_nsec; } /*#include <sys/timeb.h> inline u32 getTimeMs() { struct timeb tb; ftime(&tb); return tb.time * 1000 + tb.millitm; }*/ #endif inline u32 getTime(TimePrecision prec) { switch (prec) { case PRECISION_SECONDS: return getTimeS(); case PRECISION_MILLI: return getTimeMs(); case PRECISION_MICRO: return getTimeUs(); case PRECISION_NANO: return getTimeNs(); } return 0; } } // namespace porting #endif // PORTING_HEADER