Path: utzoo!utgpu!water!watmath!clyde!att!mtunx!pacbell!ames!oliveb!sun!gorodish!guy
From: guy@gorodish.Sun.COM (Guy Harris)
Newsgroups: comp.unix.questions
Subject: Re: "Error" in libPW
Message-ID: <55646@sun.uucp>
Date: 8 Jun 88 03:02:17 GMT
References: <2319@quacky.mips.COM>
Sender: news@sun.uucp
Lines: 12

> The problem is that almost none of libPW seems to be documented.
> The only routines I've found with documentation are the regular
> expression routines (regcmp(3X)), and this manual page only mentions
> libPW in passing.
> 
> Does anyone know if there is other documentation available for this
> stuff?

I think libPW is considered obsolete cruft; I have never seen any AT&T
documentation for it in any (generally distributed) release subsequent to
PWB/UNIX 1.0.  The regular expression stuff is definitely cruft; use <regexp.h>
instead (it's what the S5 "ed", "sed", "grep", and "pg" use).