isatty(3C) — svr4 — mips UMIPS RISC/os 5.01



TTYNAME(3C-SVR4)    RISC/os Reference Manual     TTYNAME(3C-SVR4)



NAME
     ttyname, isatty - find name of a terminal

SYNOPSIS
     #include <stdlib.h>

     char *ttyname (int fildes);

     int isatty (int fildes);

DESCRIPTION
     ttyname returns a pointer to a string containing the null-
     terminated path name of the terminal device associated with
     file descriptor fildes.

     isatty returns 1 if fildes is associated with a terminal
     device, 0 otherwise.

FILES
     /dev/*

DIAGNOSTICS
     ttyname returns a NULL pointer if fildes does not describe a
     terminal device in directory /dev.

NOTES
     The return value points to static data whose content is
     overwritten by each call.



























                        Printed 11/19/92                   Page 1
Museum
