src/gromacs/utility/int64_to_int.h

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  35 /*! \libinternal\file
  36  * \brief
  37  * Low-level utility for converting 64 bit int to int (the
  38  * size of which is hardware dependent), printing
  39  * a warning if an overflow will occur.
  40  *
  41  * \inlibraryapi
  42  * \ingroup module_utility
  43  */
  44 #ifndef GMX_UTILITY_INT64_TO_INT_H
  45 #define GMX_UTILITY_INT64_TO_INT_H
  46
  47 #include "gromacs/utility/futil.h"
  48
  49 /*! \brief Convert a int64_t value to int.
  50  *
  51  * \param[in] step The step number (or other int64)
  52  * \param[in] warn If warn!=NULL a warning message will be written
  53  *                 to stderr when step does not fit in an int,
  54  *                 the first line is:
  55  *                 "WARNING during %s:", where warn is printed in %s.
  56  * \return the truncated step number.
  57  */
  58 int int64_to_int(int64_t step, const char *warn);
  59
  60 #endif