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From: chet@cwns1.INS.CWRU.Edu (Chet Ramey)
Newsgroups: comp.unix.programmer
Subject: Re: Why use pwd(1) for getpwd(3C)? (Re: Why use find?)
Message-ID: <1990Oct11.191936.10947@usenet.ins.cwru.edu>
Date: 11 Oct 90 19:19:36 GMT
References: <1990Oct7.001518.14216@diku.dk> <1990Oct9.122813.1329@cbnews.att.com> <23012:Oct1019:12:2790@kramden.acf.nyu.edu>
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In article <23012:Oct1019:12:2790@kramden.acf.nyu.edu> brnstnd@kramden.acf.nyu.edu (Dan Bernstein) writes:
>In article <1990Oct9.122813.1329@cbnews.att.com> jbr0@cbnews.att.com (joseph.a.brownlee) writes:
>  [ why is getpwd() implemented as `pwd` in System V? ]
>
>Because there's no getwd() system call to have the kernel do the job.

BSD doesn't have one either; it's a library routine, at least through
4.3-tahoe.

By the way, the name of the Posix (and S5) routine is getcwd().

Chet
-- 
Chet Ramey			``As I recall, Doug was keen on boxing.  But
Network Services Group		  when he learned to walk, he took up puttin'
Case Western Reserve University	  the boot in the groin.''
chet@ins.CWRU.Edu