Article View: comp.mail.misc
Article #3056Re: Symlink locking considered useless over NFS
From: Leslie Mikesell
Date: Tue, 23 Apr 1991 04:06
Date: Tue, 23 Apr 1991 04:06
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In article <3074@cirrusl.UUCP> Rahul Dhesi <dhesi@cirrus.COM> writes: >In <280EE8A1.30D@tct.com> chip@tct.com (Chip Salzenberg) writes: >>This "solution" is nothing of the kind. >>NFS can report failure on a symlink creation (or on directory >>creation) even if the operation succeeds. >How about calling it "the closest thing to a solution that has yet been >seen on Usenet"? There is some discussion in comp.unix.shell about using (umask 777; echo >file) || .... failure code... as an attempt to get a more or less atomic operation in spite of NFS, but I don't see how it can work if you run as root. Les Mikesell les@chinet.chi.il.us
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!dali.cs.montana.edu!ogicse!intelhf!ichips!iwarp.intel.com!gargoyle!chinet!lesReferences:
<3064@cirrusl.UUCP> <280EE8A1.30D@tct.com> <3074@cirrusl.UUCP>Show Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!dali.cs.montana.edu!ogicse!intelhf!ichips!iwarp.intel.com!gargoyle!chinet!les From: les@chinet.chi.il.us (Leslie Mikesell) Newsgroups: comp.mail.misc,comp.protocols.nfs Subject: Re: Symlink locking considered useless over NFS Message-ID: <1991Apr23.040610.23159@chinet.chi.il.us> Date: 23 Apr 91 04:06:10 GMT References: <3064@cirrusl.UUCP> <280EE8A1.30D@tct.com> <3074@cirrusl.UUCP> Organization: Chinet - Chicago Public Access UNIX Lines: 17