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Length: 981 (0x3d5)
Types: TextFile
Notes: UNIX file
Names: »ttyname.3«
└─⟦26887b7e0⟧ Bits:30009717 Comet 32 harddisk image
└─⟦28c352965⟧ »/a« UNIX Filesystem
└─⟦this⟧ »usr/man/man3/ttyname.3«
.ig @(#)ttyname.3 2.1 7/1/84 @(#)Copyright (C) 1983 by National Semiconductor Corp. .. .TH TTYNAME 3 .SH NAME ttyname, isatty, ttyslot \- find name of a terminal .SH SYNOPSIS .B char *ttyname(fildes) .PP .B isatty(fildes) .PP .B ttyslot() .SH DESCRIPTION .I Ttyname returns a pointer to the null-terminated path name of the terminal device associated with file descriptor .IR fildes . .PP .I Isatty returns 1 if .I fildes is associated with a terminal device, 0 otherwise. .PP .I Ttyslot returns the number of the entry in the .IR ttys (5) file for the control terminal of the current process. .SH FILES /dev/\(** .br /etc/ttys .SH SEE ALSO ioctl(2), ttys(5) .SH DIAGNOSTICS .I Ttyname returns a null pointer (0) if .I fildes does not describe a terminal device in directory `/dev'. .PP .I Ttyslot returns 0 if `/etc/ttys' is inaccessible or if it cannot determine the control terminal. .SH BUGS The return value points to static data whose content is overwritten by each call.