インテル® Fortran コンパイラー XE 13.1 ユーザー・リファレンス・ガイド
POSIX Subroutine: Tests whether a file descriptor is connected to a terminal.
USE IFPOSIX
CALL PXFGETATTY (ifildes,isatty,ierror)
ifildes
(Input) INTEGER(4). The file descriptor.
isatty
(Output) LOGICAL(4). The returned value.
ierror
(Output) INTEGER(4). The error status.
If successful, ierror is set to zero; otherwise, an error code.
If file descriptor ifildes is open and connected to a terminal, isatty returns .TRUE.; otherwise, .FALSE..