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| -rw-r--r-- | winsup/doc/faq-using.xml | 50 |
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diff --git a/winsup/doc/faq-using.xml b/winsup/doc/faq-using.xml index b6b152e..f583b36 100644 --- a/winsup/doc/faq-using.xml +++ b/winsup/doc/faq-using.xml @@ -1419,4 +1419,54 @@ such as virtual memory paging and file caching.</para> difficult to make <literal>fork()</literal> work reliably.</para> </answer> </qandaentry> + +<qandaentry id='faq.using.fixing-find_fast_cwd-warnings'> + <question><para>How do I fix <literal>find_fast_cwd</literal> warnings?</para></question> + <answer> + <para>Older Cygwin releases asked users to report problems 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 <ulink url="mailto:cygwin@cygwin.com">cygwin@cygwin.com</ulink></screen> + <para>Recent Cygwin releases changed this to the message:</para> + <screen> + This typically occurs if you're using an older Cygwin version on a newer Windows. + Please update to the latest available Cygwin version from <ulink url="https://cygwin.com/">https://cygwin.com/</ulink>. + If the problem persists, please see <ulink url="https://cygwin.com/problems.html">https://cygwin.com/problems.html</ulink>.</screen> + <para>This is not serious, just a warning that Cygwin may not always be + able to exactly emulate all aspects of Unix current directory handling + under your Windows release.</para> + <para>Unfortunately some projects and products still distribute older + Cygwin releases which may not fully support newer Windows releases, + instead of installing the current release from the Cygwin project. + They also may not provide any obvious way to keep the Cygwin packages + their application uses up to date with fixes for security issues and + upgrades.</para> + <para>The solution is simply downloading and running Cygwin Setup, + following the instructions in the Internet Setup section of + <ulink url="https://cygwin.com/cygwin-ug-net/setup-net.html#internet-setup"> + Setting Up Cygwin</ulink> in the Cygwin User's Guide.</para> + <para>Please exit from all applications before running Cygwin Setup. + When running Setup, you should not change most of the values presented, + just select the <literal>Next</literal> 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 you must always pick an up to date Cygwin + download (mirror) site, preferably the site nearest to your system for + faster downloads, as shown, with more details to help you choose, on the + <ulink url="https://cygwin.com/mirrors.html"> + Mirror Sites</ulink> web page.</para> + <para>Cygwin Setup will download and apply upgrades 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 supplier for remedial + action.</para> + <para>As Cygwin is a volunteer project, unable to provide support for older + releases installed by projects or products, it would be helpful to let + other users know what project or product you installed, in a quick + <ulink url="mailto:cygwin@cygwin.com?subject=Application%20with%20old%20Cygwin%20warning%20about%20FAST_CWD"> + email</ulink>.</para> + </answer> +</qandaentry> </qandadiv> |