What is MPI_File_call_errhandler?

MPI library

MPI, short for Message Passing Interface, is a library that allows you to write parallel programs in Fortran77 or C. The library uses common operating system services to exchange information among the parallel processes it creates.

MPI_File_call_errhandler

This method invokes the error handler assigned to the file with the given error code.

Syntax

int MPI_File_call_errhandler(MPI_File fh, int errorcode)

Parameters

• fh is the MPI file with the error handler.
• errorcode is the error code supplied to the file’s error handler.

Return value

If unsuccessful, the function returns an error. The error aborts the MPI job by default.

• In case of success, MPI_File_call_errhandler returns MPI_SUCCESS, the value returned upon successful termination of any MPI routine.
• In case of an invalid MPI filehandle provided in the arguments, the function returns MPI_ERR_FILE.