Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!uwmcsd1!lakesys!davek
From: davek@lakesys.UUCP (Dave Kraft)
Newsgroups: comp.lang.c
Subject: Re: getting users' tty # into a C program
Summary: ttyname() doesn't work..
Message-ID: <444@lakesys.UUCP>
Date: 5 Mar 89 23:15:56 GMT
References: <441@lakesys.UUCP> <9794@smoke.BRL.MIL>
Organization: Lake Systems - Milwaukee, Wisconsin
Lines: 29

In article <9794@smoke.BRL.MIL>, gwyn@smoke.BRL.MIL (Doug Gwyn ) writes:
> In article <441@lakesys.UUCP> davek@lakesys.UUCP (Dave Kraft) writes:
> >I am writing a C program that need a user's tty number (i.e. tty3A).  Is there
> >any internal/external function that can accomplish this?
> 
> Most UNIX systems have a ttyname() library function for doing this.
> It doesn't work perfectly...


Here's what I tried:

main()
{
	char *name;

	*name=ttyname();
	printf("%s\n", *name);
}

(Plus I grepped around in all of the include files for ttyname, and I couldn't
find it)  Is there anything I'm doing wrong in the above program?? 
Thanks in advance.
Dave

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