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      1 //===- Win32/TimeValue.cpp - Win32 TimeValue Implementation -----*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file provides the Win32 implementation of the TimeValue class.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 #include "Windows.h"
     15 #include <time.h>
     16 
     17 namespace llvm {
     18 using namespace sys;
     19 
     20 //===----------------------------------------------------------------------===//
     21 //=== WARNING: Implementation here must contain only Win32 specific code.
     22 //===----------------------------------------------------------------------===//
     23 
     24 TimeValue TimeValue::now() {
     25   uint64_t ft;
     26   GetSystemTimeAsFileTime(reinterpret_cast<FILETIME *>(&ft));
     27 
     28   TimeValue t(0, 0);
     29   t.fromWin32Time(ft);
     30   return t;
     31 }
     32 
     33 std::string TimeValue::str() const {
     34 #ifdef __MINGW32__
     35   // This ban may be lifted by either:
     36   // (i) a future MinGW version other than 1.0 inherents the __time64_t type, or
     37   // (ii) configure tests for either the time_t or __time64_t type.
     38   time_t ourTime = time_t(this->toEpochTime());
     39   struct tm *lt = ::localtime(&ourTime);
     40 #else
     41   __time64_t ourTime = this->toEpochTime();
     42   struct tm *lt = ::_localtime64(&ourTime);
     43 #endif
     44 
     45   char buffer[25];
     46   strftime(buffer, 25, "%a %b %d %H:%M:%S %Y", lt);
     47   return std::string(buffer);
     48 }
     49 
     50 
     51 }
     52