mirror of
https://github.com/reactos/CMake.git
synced 2024-12-03 00:57:25 +00:00
ed98209ddc
Run the `clang-format.bash` script to update our C and C++ code to a new include order `.clang-format`. Use `clang-format` version 6.0.
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
|
|
file Copyright.txt or https://cmake.org/licensing for details. */
|
|
#include "cmFileTime.h"
|
|
|
|
#include <ctime>
|
|
#include <string>
|
|
|
|
// Use a platform-specific API to get file times efficiently.
|
|
#if !defined(_WIN32) || defined(__CYGWIN__)
|
|
# include "cm_sys_stat.h"
|
|
#else
|
|
# include <windows.h>
|
|
|
|
# include "cmsys/Encoding.hxx"
|
|
#endif
|
|
|
|
bool cmFileTime::Load(std::string const& fileName)
|
|
{
|
|
#if !defined(_WIN32) || defined(__CYGWIN__)
|
|
// POSIX version. Use the stat function.
|
|
struct stat fst;
|
|
if (::stat(fileName.c_str(), &fst) != 0) {
|
|
return false;
|
|
}
|
|
# if CMake_STAT_HAS_ST_MTIM
|
|
// Nanosecond resolution
|
|
this->NS = fst.st_mtim.tv_sec * NsPerS + fst.st_mtim.tv_nsec;
|
|
# elif CMake_STAT_HAS_ST_MTIMESPEC
|
|
// Nanosecond resolution
|
|
this->NS = fst.st_mtimespec.tv_sec * NsPerS + fst.st_mtimespec.tv_nsec;
|
|
# else
|
|
// Second resolution
|
|
this->NS = fst.st_mtime * NsPerS;
|
|
# endif
|
|
#else
|
|
// Windows version. Get the modification time from extended file attributes.
|
|
WIN32_FILE_ATTRIBUTE_DATA fdata;
|
|
if (!GetFileAttributesExW(cmsys::Encoding::ToWide(fileName).c_str(),
|
|
GetFileExInfoStandard, &fdata)) {
|
|
return false;
|
|
}
|
|
|
|
// Copy the file time to the output location.
|
|
this->NS = (static_cast<NSC>(fdata.ftLastWriteTime.dwHighDateTime) << 32) |
|
|
static_cast<NSC>(fdata.ftLastWriteTime.dwLowDateTime);
|
|
// The file time resolution is 100 ns.
|
|
this->NS *= 100;
|
|
#endif
|
|
return true;
|
|
}
|