| //===- Win32/TimeValue.cpp - Win32 TimeValue Implementation -----*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file provides the Win32 implementation of the TimeValue class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "Windows.h" |
| #include <cctype> |
| #include <time.h> |
| |
| using namespace llvm; |
| using namespace llvm::sys; |
| |
| //===----------------------------------------------------------------------===// |
| //=== WARNING: Implementation here must contain only Win32 specific code. |
| //===----------------------------------------------------------------------===// |
| |
| TimeValue TimeValue::now() { |
| uint64_t ft; |
| GetSystemTimeAsFileTime(reinterpret_cast<FILETIME *>(&ft)); |
| |
| TimeValue t(0, 0); |
| t.fromWin32Time(ft); |
| return t; |
| } |
| |
| std::string TimeValue::str() const { |
| struct tm *LT; |
| #ifdef __MINGW32__ |
| // Old versions of mingw don't have _localtime64_s. Remove this once we drop support |
| // for them. |
| time_t OurTime = time_t(this->toEpochTime()); |
| LT = ::localtime(&OurTime); |
| assert(LT); |
| #else |
| struct tm Storage; |
| __time64_t OurTime = this->toEpochTime(); |
| int Error = ::_localtime64_s(&Storage, &OurTime); |
| assert(!Error); |
| LT = &Storage; |
| #endif |
| |
| char Buffer[25]; |
| // FIXME: the windows version of strftime doesn't support %e |
| strftime(Buffer, 25, "%b %d %H:%M %Y", LT); |
| assert((Buffer[3] == ' ' && isdigit(Buffer[5]) && Buffer[6] == ' ') && |
| "Unexpected format in strftime()!"); |
| // Emulate %e on %d to mute '0'. |
| if (Buffer[4] == '0') |
| Buffer[4] = ' '; |
| return std::string(Buffer); |
| } |