[PATCH] Add FAQ 4.46. How do I fix find_fast_cwd warnings?
Sun Nov 12 21:27:00 GMT 2017
On 2017-11-12 12:07, Ken Brown wrote:
> On 11/12/2017 1:39 PM, Brian Inglis wrote:
>> Having responded to some of these posts and being prompted by the suggestion in
>> a reply to one by "Cyg simple", I attach an offering, in the off chance that
>> anyone affected might actually check the FAQ or find it in a search. ;^>
> Even if they don't find it, we can refer them to the FAQ rather than re-writing
> variations on the same answer each time.Â But your patch should be to
Darn, it looked generated but I only looked around htdocs for sources.
Resubmitting against original winsup/doc/ source, which was much easier to edit.
Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada
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>From ebd6307c5aed2fc4b48945a335fcd216fa46ca01 Mon Sep 17 00:00:00 2001
From: Brian Inglis <Brian.Inglis@SystematicSW.ab.ca>
Date: Sun, 12 Nov 2017 14:25:32 -0700
Subject: [PATCH] add FAQ 4.46. How do I fix find_fast_cwd warnings?
winsup/doc/faq-using.xml | 33 +++++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/winsup/doc/faq-using.xml b/winsup/doc/faq-using.xml
index b6b152e4e..165da5c68 100644
@@ -1419,4 +1419,37 @@ such as virtual memory paging and file caching.</para>
difficult to make <literal>fork()</literal> work reliably.</para>
+ <question><para>How do I fix <literal>find_fast_cwd</literal> warnings?</para></question>
+ <para>Some ancient Cygwin releases asked users to report problems that were
+ difficult to diagnose to the mailing list with the message:</para>
+ <screen>find_fast_cwd: WARNING: Couldn't compute FAST_CWD pointer. Please report
+ this problem to the public mailing list firstname.lastname@example.org</screen>
+ <para>These problems were fixed long ago in updated Cygwin releases.</para>
+ <para>Unfortunately some projects and products still distribute these ancient
+ Cygwin releases, which do not support newer Windows releases, rather than
+ having their product install the current Cygwin release over the Internet.
+ They also provide no information about keeping Cygwin up to date with
+ upgrades and fixes.</para>
+ <para>The fix is simply downloading and running Cygwin Setup, using the
+ instructions at:
+ <ulink url="https://cygwin.com/cygwin-ug-net/setup-net.html">
+ <para>When running Setup, you should not change most of the values
+ presented, just select the <strong>Next</strong> button in most cases,
+ as you already have a Cygwin release installed and only want to upgrade
+ your current installation. You should make your own selection if the
+ internet connection to your system requires a proxy, and to pick the
+ nearest up to date Cygwin download (mirror) site to your system for
+ faster downloads.</para>
+ <para>Cygwin Setup will download and apply updates to all packages required
+ for Cygwin itself and installed applications.
+ Any problems with applying updates or the application after updates should be
+ reported to the project or product vendor for follow up action.</para>
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