X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fporting.h;h=216553141690521e36415f7fca554cfd7bd16c79;hb=48cd217e3b6f53af32802c1897ddd1914d215078;hp=9ba3394bbc1d47bec2a0a891fd43c248c00aafc9;hpb=a27857e9382fb65140748dbbefb73a463827d4d6;p=minetest.git diff --git a/src/porting.h b/src/porting.h index 9ba3394bb..216553141 100644 --- a/src/porting.h +++ b/src/porting.h @@ -1,6 +1,6 @@ /* -Minetest-c55 -Copyright (C) 2010 celeron55, Perttu Ahola +Minetest +Copyright (C) 2013 celeron55, Perttu Ahola 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 @@ -24,10 +24,22 @@ with this program; if not, write to the Free Software Foundation, Inc., #ifndef PORTING_HEADER #define PORTING_HEADER +#ifdef _WIN32 + #ifdef _WIN32_WINNT + #undef _WIN32_WINNT + #endif + #define _WIN32_WINNT 0x0501 // We need to do this before any other headers + // because those might include sdkddkver.h which defines _WIN32_WINNT if not already set +#endif + #include +#include +#include "irrlicht.h" #include "irrlichttypes.h" // u32 +#include "irrlichttypes_extrabloated.h" #include "debug.h" #include "constants.h" +#include "gettime.h" #ifdef _MSC_VER #define SWPRINTF_CHARSTRING L"%S" @@ -41,12 +53,20 @@ with this program; if not, write to the Free Software Foundation, Inc., #ifdef _WIN32 #include - + #define sleep_ms(x) Sleep(x) #else #include #include //for uintptr_t - + + // Use standard Posix macro for Linux + #if (defined(linux) || defined(__linux)) && !defined(__linux__) + #define __linux__ + #endif + #if (defined(__linux__) || defined(__GNU__)) && !defined(_GNU_SOURCE) + #define _GNU_SOURCE + #endif + #define sleep_ms(x) usleep(x*1000) #endif @@ -57,6 +77,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #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) + #define strncasecmp(x, y, n) strnicmp(x, y, n) #else #define ALIGNOF(x) __alignof__(x) #endif @@ -65,8 +86,40 @@ with this program; if not, write to the Free Software Foundation, Inc., #define strtok_r(x, y, z) mystrtok_r(x, y, z) #endif +// strlcpy is missing from glibc. thanks a lot, drepper. +// strlcpy is also missing from AIX and HP-UX because they aim to be weird. +// We can't simply alias strlcpy to MSVC's strcpy_s, since strcpy_s by +// default raises an assertion error and aborts the program if the buffer is +// too small. +#if defined(__FreeBSD__) || defined(__NetBSD__) || \ + defined(__OpenBSD__) || defined(__DragonFly__) || \ + defined(__APPLE__) || \ + defined(__sun) || defined(sun) || \ + defined(__QNX__) || defined(__QNXNTO__) + #define HAVE_STRLCPY +#endif + +// So we need to define our own. +#ifndef HAVE_STRLCPY + #define strlcpy(d, s, n) mystrlcpy(d, s, n) +#endif + #define PADDING(x, y) ((ALIGNOF(y) - ((uintptr_t)(x) & (ALIGNOF(y) - 1))) & (ALIGNOF(y) - 1)) +#if defined(__APPLE__) + #include + #include +#endif + +#ifndef _WIN32 // Posix + #include + #include + #if defined(__MACH__) && defined(__APPLE__) + #include + #include + #endif +#endif + namespace porting { @@ -92,6 +145,16 @@ extern std::string path_share; */ extern std::string path_user; +/* + Path to gettext locale files +*/ +extern std::string path_locale; + +/* + Path to directory for storing caches. +*/ +extern std::string path_cache; + /* Get full path of stuff in data directory. Example: "stone.png" -> "../data/stone.png" @@ -99,39 +162,176 @@ extern std::string path_user; std::string getDataPath(const char *subpath); /* - Initialize path_share and path_user. + Move cache folder from path_user to the + system cache location if possible. +*/ +void migrateCachePath(); + +/* + Initialize path_*. */ void initializePaths(); /* - Resolution is 10-20ms. - Remember to check for overflows. - Overflow can occur at any value higher than 10000000. + Return system information + e.g. "Linux/3.12.7 x86_64" */ +std::string get_sysinfo(); + + +// Monotonic counter getters. + #ifdef _WIN32 // Windows - #include - inline u32 getTimeMs() - { - return GetTickCount(); - } + +extern double perf_freq; + +inline u64 os_get_time(double mult) +{ + LARGE_INTEGER t; + QueryPerformanceCounter(&t); + return static_cast(t.QuadPart) / (perf_freq / mult); +} + +// Resolution is <1us. +inline u64 getTimeS() { return os_get_time(1); } +inline u64 getTimeMs() { return os_get_time(1000); } +inline u64 getTimeUs() { return os_get_time(1000*1000); } +inline u64 getTimeNs() { return os_get_time(1000*1000*1000); } + #else // Posix - #include - inline u32 getTimeMs() - { - struct timeval tv; - gettimeofday(&tv, NULL); - return tv.tv_sec * 1000 + tv.tv_usec / 1000; + +inline void os_get_clock(struct timespec *ts) +{ +#if defined(__MACH__) && defined(__APPLE__) +// From http://stackoverflow.com/questions/5167269/clock-gettime-alternative-in-mac-os-x +// OS X does not have clock_gettime, use clock_get_time + clock_serv_t cclock; + mach_timespec_t mts; + host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, &cclock); + clock_get_time(cclock, &mts); + mach_port_deallocate(mach_task_self(), cclock); + ts->tv_sec = mts.tv_sec; + ts->tv_nsec = mts.tv_nsec; +#elif defined(CLOCK_MONOTONIC_RAW) + clock_gettime(CLOCK_MONOTONIC_RAW, ts); +#elif defined(_POSIX_MONOTONIC_CLOCK) + clock_gettime(CLOCK_MONOTONIC, ts); +#else + struct timeval tv; + gettimeofday(&tv, NULL); + TIMEVAL_TO_TIMESPEC(&tv, ts); +#endif +} + +inline u64 getTimeS() +{ + struct timespec ts; + os_get_clock(&ts); + return ts.tv_sec; +} + +inline u64 getTimeMs() +{ + struct timespec ts; + os_get_clock(&ts); + return ts.tv_sec * 1000 + ts.tv_nsec / 1000000; +} + +inline u64 getTimeUs() +{ + struct timespec ts; + os_get_clock(&ts); + return ts.tv_sec * 1000000 + ts.tv_nsec / 1000; +} + +inline u64 getTimeNs() +{ + struct timespec ts; + os_get_clock(&ts); + return ts.tv_sec * 1000000000 + ts.tv_nsec; +} + +#endif + +inline u64 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(); } - /*#include - inline u32 getTimeMs() - { - struct timeb tb; - ftime(&tb); - return tb.time * 1000 + tb.millitm; - }*/ + FATAL_ERROR("Called getTime with invalid time precision"); +} + +/** + * Delta calculation function arguments. + * @param old_time_ms old time for delta calculation + * @param new_time_ms new time for delta calculation + * @return positive delta value + */ +inline u64 getDeltaMs(u64 old_time_ms, u64 new_time_ms) +{ + if (new_time_ms >= old_time_ms) { + return (new_time_ms - old_time_ms); + } else { + return (old_time_ms - new_time_ms); + } +} + +inline const char *getPlatformName() +{ + return +#if defined(ANDROID) + "Android" +#elif defined(__linux__) + "Linux" +#elif defined(_WIN32) || defined(_WIN64) + "Windows" +#elif defined(__DragonFly__) || defined(__FreeBSD__) || \ + defined(__NetBSD__) || defined(__OpenBSD__) + "BSD" +#elif defined(__APPLE__) && defined(__MACH__) + #if TARGET_OS_MAC + "OSX" + #elif TARGET_OS_IPHONE + "iOS" + #else + "Apple" + #endif +#elif defined(_AIX) + "AIX" +#elif defined(__hpux) + "HP-UX" +#elif defined(__sun) || defined(sun) + #if defined(__SVR4) + "Solaris" + #else + "SunOS" + #endif +#elif defined(__CYGWIN__) + "Cygwin" +#elif defined(__unix__) || defined(__unix) + #if defined(_POSIX_VERSION) + "Posix" + #else + "Unix" + #endif +#else + "?" #endif + ; +} +bool secure_rand_fill_buf(void *buf, size_t len); + +// This attaches to the parents process console, or creates a new one if it doesnt exist. +void attachOrCreateConsole(void); } // namespace porting +#ifdef __ANDROID__ +#include "porting_android.h" +#endif + #endif // PORTING_HEADER