perror(3)
NAME
pvm_perror - Prints message describing the last error returned by a PVM
call.
SYNOPSIS
C int info = pvm_perror( char *msg ) Fortran call pvmfperror( msg, info )
PARAMETERS
- msg Character string supplied by the user which will be prepended
- to the error message of the last PVM call.
- info Integer status code returned by the routine. Values less than
- zero indicate an error.
DESCRIPTION
The routine pvm_perror returns the error message of the last PVM call.
The user can use msg to add additional information to the error message, for example, its location.
Unless redirected, all stdout and stderr messages are placed in the
file /tmp/pvml.<uid> on the master host.
EXAMPLES
- C:
- if ( pvm_send( tid, msgtag ) )
pvm_perror();
- Fortran:
- CALL PVMFSEND( TID, MSGTAG )
IF( INFO .LT. 0 ) CALL PVMFPERROR( 'Step 6', INFO )
ERRORS
- No error condition is returned by pvm_perror.