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#pragma once |
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#include <cassert> |
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#include <cstring> |
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#include <cstdio> |
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#include <sstream> |
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#include <fcntl.h> |
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#include <sys/stat.h> |
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|
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#ifndef PLOG_ENABLE_WCHAR_INPUT |
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# ifdef _WIN32 |
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# define PLOG_ENABLE_WCHAR_INPUT 1 |
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# else |
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# define PLOG_ENABLE_WCHAR_INPUT 0 |
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# endif |
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#endif |
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|
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#ifdef _WIN32 |
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# include <plog/WinApi.h> |
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# include <time.h> |
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# include <sys/timeb.h> |
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# include <io.h> |
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# include <share.h> |
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#else |
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# include <unistd.h> |
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# include <sys/syscall.h> |
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# include <sys/time.h> |
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# include <pthread.h> |
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# if PLOG_ENABLE_WCHAR_INPUT |
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# include <iconv.h> |
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# endif |
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#endif |
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|
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#ifdef _WIN32 |
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# define _PLOG_NSTR(x) L##x |
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# define PLOG_NSTR(x) _PLOG_NSTR(x) |
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#else |
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# define PLOG_NSTR(x) x |
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#endif |
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|
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namespace plog |
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{ |
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namespace util |
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{ |
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#ifdef _WIN32 |
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typedef std::wstring nstring; |
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typedef std::wstringstream nstringstream; |
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typedef wchar_t nchar; |
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#else |
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typedef std::string nstring; |
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typedef std::stringstream nstringstream; |
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typedef char nchar; |
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#endif |
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|
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inline void localtime_s(struct tm* t, const time_t* time) |
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{ |
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#if defined(_WIN32) && defined(__BORLANDC__) |
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::localtime_s(time, t); |
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#elif defined(_WIN32) && defined(__MINGW32__) && !defined(__MINGW64_VERSION_MAJOR) |
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*t = *::localtime(time); |
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#elif defined(_WIN32) |
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::localtime_s(t, time); |
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#else |
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::localtime_r(time, t); |
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#endif |
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} |
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|
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#ifdef _WIN32 |
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typedef timeb Time; |
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|
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inline void ftime(Time* t) |
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{ |
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::ftime(t); |
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} |
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#else |
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struct Time |
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{ |
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time_t time; |
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unsigned short millitm; |
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}; |
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|
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inline void ftime(Time* t) |
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{ |
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timeval tv; |
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::gettimeofday(&tv, NULL); |
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|
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t->time = tv.tv_sec; |
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t->millitm = static_cast<unsigned short>(tv.tv_usec / 1000); |
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} |
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#endif |
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|
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inline unsigned int gettid() |
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{ |
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#ifdef _WIN32 |
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return GetCurrentThreadId(); |
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#elif defined(__unix__) |
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return static_cast<unsigned int>(::syscall(__NR_gettid)); |
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#elif defined(__APPLE__) |
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uint64_t tid64; |
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pthread_threadid_np(NULL, &tid64); |
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return static_cast<unsigned int>(tid64); |
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#endif |
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} |
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|
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#if PLOG_ENABLE_WCHAR_INPUT && !defined(_WIN32) |
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inline std::string toNarrow(const wchar_t* wstr) |
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{ |
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size_t wlen = ::wcslen(wstr); |
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std::string str(wlen * sizeof(wchar_t), 0); |
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|
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if (!str.empty()) |
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{ |
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const char* in = reinterpret_cast<const char*>(&wstr[0]); |
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char* out = &str[0]; |
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size_t inBytes = wlen * sizeof(wchar_t); |
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size_t outBytes = str.size(); |
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|
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iconv_t cd = ::iconv_open("UTF-8", "WCHAR_T"); |
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::iconv(cd, const_cast<char**>(&in), &inBytes, &out, &outBytes); |
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::iconv_close(cd); |
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|
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str.resize(str.size() - outBytes); |
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} |
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|
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return str; |
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} |
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#endif |
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|
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#ifdef _WIN32 |
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inline std::wstring toWide(const char* str) |
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{ |
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size_t len = ::strlen(str); |
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std::wstring wstr(len, 0); |
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|
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if (!wstr.empty()) |
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{ |
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int wlen = MultiByteToWideChar(codePage::kActive, 0, str, static_cast<int>(len), &wstr[0], static_cast<int>(wstr.size())); |
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wstr.resize(wlen); |
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} |
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|
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return wstr; |
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} |
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|
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inline std::string toUTF8(const std::wstring& wstr) |
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{ |
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std::string str(wstr.size() * sizeof(wchar_t), 0); |
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|
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if (!str.empty()) |
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{ |
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int len = WideCharToMultiByte(codePage::kUTF8, 0, wstr.c_str(), static_cast<int>(wstr.size()), &str[0], static_cast<int>(str.size()), 0, 0); |
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str.resize(len); |
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} |
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|
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return str; |
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} |
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#endif |
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|
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inline std::string processFuncName(const char* func) |
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{ |
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#if (defined(_WIN32) && !defined(__MINGW32__)) || defined(__OBJC__) |
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return std::string(func); |
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#else |
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const char* funcBegin = func; |
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const char* funcEnd = ::strchr(funcBegin, '('); |
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|
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if (!funcEnd) |
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{ |
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return std::string(func); |
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} |
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|
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for (const char* i = funcEnd - 1; i >= funcBegin; --i) // search backwards for the first space char |
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{ |
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if (*i == ' ') |
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{ |
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funcBegin = i + 1; |
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break; |
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} |
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} |
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|
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return std::string(funcBegin, funcEnd); |
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#endif |
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} |
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|
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inline const nchar* findExtensionDot(const nchar* fileName) |
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{ |
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#ifdef _WIN32 |
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return std::wcsrchr(fileName, L'.'); |
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#else |
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return std::strrchr(fileName, '.'); |
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#endif |
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} |
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|
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inline void splitFileName(const nchar* fileName, nstring& fileNameNoExt, nstring& fileExt) |
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{ |
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const nchar* dot = findExtensionDot(fileName); |
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|
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if (dot) |
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{ |
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fileNameNoExt.assign(fileName, dot); |
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fileExt.assign(dot + 1); |
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} |
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else |
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{ |
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fileNameNoExt.assign(fileName); |
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fileExt.clear(); |
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} |
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} |
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|
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class NonCopyable |
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{ |
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protected: |
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NonCopyable() |
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{ |
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} |
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|
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private: |
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NonCopyable(const NonCopyable&); |
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NonCopyable& operator=(const NonCopyable&); |
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}; |
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|
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class File : NonCopyable |
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{ |
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public: |
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File() : m_file(-1) |
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{ |
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} |
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|
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File(const nchar* fileName) : m_file(-1) |
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{ |
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open(fileName); |
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} |
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|
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~File() |
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{ |
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close(); |
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} |
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|
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off_t open(const nchar* fileName) |
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{ |
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#if defined(_WIN32) && (defined(__BORLANDC__) || defined(__MINGW32__)) |
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m_file = ::_wsopen(fileName, _O_CREAT | _O_WRONLY | _O_BINARY, SH_DENYWR, _S_IREAD | _S_IWRITE); |
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#elif defined(_WIN32) |
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::_wsopen_s(&m_file, fileName, _O_CREAT | _O_WRONLY | _O_BINARY, _SH_DENYWR, _S_IREAD | _S_IWRITE); |
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#else |
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m_file = ::open(fileName, O_CREAT | O_WRONLY, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); |
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#endif |
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return seek(0, SEEK_END); |
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} |
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|
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int write(const void* buf, size_t count) |
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{ |
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#ifdef _WIN32 |
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return m_file != -1 ? ::_write(m_file, buf, static_cast<unsigned int>(count)) : -1; |
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#else |
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return m_file != -1 ? static_cast<int>(::write(m_file, buf, count)) : -1; |
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#endif |
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} |
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|
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template<class CharType> |
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int write(const std::basic_string<CharType>& str) |
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{ |
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return write(str.data(), str.size() * sizeof(CharType)); |
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} |
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|
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off_t seek(off_t offset, int whence) |
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{ |
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#ifdef _WIN32 |
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return m_file != -1 ? ::_lseek(m_file, offset, whence) : -1; |
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#else |
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return m_file != -1 ? ::lseek(m_file, offset, whence) : -1; |
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#endif |
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} |
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|
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void close() |
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{ |
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if (m_file != -1) |
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{ |
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#ifdef _WIN32 |
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::_close(m_file); |
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#else |
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::close(m_file); |
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#endif |
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m_file = -1; |
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} |
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} |
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|
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static int unlink(const nchar* fileName) |
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{ |
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#ifdef _WIN32 |
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return ::_wunlink(fileName); |
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#else |
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return ::unlink(fileName); |
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#endif |
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} |
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|
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static int rename(const nchar* oldFilename, const nchar* newFilename) |
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{ |
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#ifdef _WIN32 |
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return MoveFileW(oldFilename, newFilename); |
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#else |
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return ::rename(oldFilename, newFilename); |
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#endif |
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} |
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|
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private: |
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int m_file; |
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}; |
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|
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class Mutex : NonCopyable |
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{ |
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public: |
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Mutex() |
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{ |
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#ifdef _WIN32 |
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InitializeCriticalSection(&m_sync); |
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#else |
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::pthread_mutex_init(&m_sync, 0); |
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#endif |
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} |
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|
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~Mutex() |
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{ |
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#ifdef _WIN32 |
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DeleteCriticalSection(&m_sync); |
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#else |
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::pthread_mutex_destroy(&m_sync); |
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#endif |
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} |
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|
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friend class MutexLock; |
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|
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private: |
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void lock() |
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{ |
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#ifdef _WIN32 |
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EnterCriticalSection(&m_sync); |
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#else |
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::pthread_mutex_lock(&m_sync); |
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#endif |
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} |
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|
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void unlock() |
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{ |
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#ifdef _WIN32 |
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LeaveCriticalSection(&m_sync); |
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#else |
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::pthread_mutex_unlock(&m_sync); |
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#endif |
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} |
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|
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private: |
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#ifdef _WIN32 |
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CRITICAL_SECTION m_sync; |
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#else |
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pthread_mutex_t m_sync; |
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#endif |
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}; |
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|
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class MutexLock : NonCopyable |
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{ |
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public: |
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MutexLock(Mutex& mutex) : m_mutex(mutex) |
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{ |
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m_mutex.lock(); |
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} |
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|
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~MutexLock() |
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{ |
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m_mutex.unlock(); |
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} |
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|
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private: |
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Mutex& m_mutex; |
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}; |
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|
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template<class T> |
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class Singleton : NonCopyable |
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{ |
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public: |
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Singleton() |
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{ |
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assert(!m_instance); |
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m_instance = static_cast<T*>(this); |
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} |
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|
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~Singleton() |
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{ |
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assert(m_instance); |
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m_instance = 0; |
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} |
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|
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static T* getInstance() |
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{ |
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return m_instance; |
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} |
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|
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private: |
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static T* m_instance; |
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}; |
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|
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template<class T> |
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T* Singleton<T>::m_instance = NULL; |
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} |
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} |
