CMake/Source/cmDuration.cxx
Kitware Robot 1772622772 LICENSE: Replace references to Copyright.txt with LICENSE.rst
```
git grep -lz 'Copyright.txt or https://cmake.org/licensing ' |
  while IFS= read -r -d $'\0' f ; do
    sed -i '/Copyright.txt or https:\/\/cmake.org\/licensing / {
              s/Copyright.txt/LICENSE.rst/
            }' "$f" ; done
```
2025-03-03 10:43:35 -05:00

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C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file LICENSE.rst or https://cmake.org/licensing for details. */
#define CMDURATION_CPP
#include "cmDuration.h"
template <typename T>
T cmDurationTo(cmDuration const& duration)
{
/* This works because the comparison operators for duration rely on
* std::common_type.
* So for example duration<int>::max() gets promoted to a duration<double>,
* which can then be safely compared.
*/
if (duration >= std::chrono::duration<T>::max()) {
return std::chrono::duration<T>::max().count();
}
if (duration <= std::chrono::duration<T>::min()) {
return std::chrono::duration<T>::min().count();
}
// Ensure number of seconds by defining ratio<1>
return std::chrono::duration_cast<std::chrono::duration<T, std::ratio<1>>>(
duration)
.count();
}
template int cmDurationTo<int>(cmDuration const&);
template unsigned int cmDurationTo<unsigned int>(cmDuration const&);