<div dir="ltr">You can also disable readlink to fix some issues.  e.g. in a content addressable storage (CAS) filesystem, every file is typically in a separate directory, so you don't want links dereferenced.<div><br><div><a href="https://github.com/OSGeo/gdal/blob/trunk/gdal/port/cpl_config.h.in#L151">https://github.com/OSGeo/gdal/blob/trunk/gdal/port/cpl_config.h.in#L151</a><br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Mar 8, 2017 at 1:46 PM, Even Rouault <span dir="ltr"><<a href="mailto:even.rouault@spatialys.com" target="_blank">even.rouault@spatialys.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><u></u>
<div style="font-family:'Sans Serif';font-size:9pt;font-weight:400;font-style:normal"><span class="">
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">On mercredi 8 mars 2017 22:37:42 CET Luis Ressel wrote:</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> On Wed, 08 Mar 2017 21:28:34 +0100</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> Even Rouault <<a href="mailto:even.rouault@spatialys.com" target="_blank">even.rouault@spatialys.com</a>> wrote:</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > The relevant piece of code is in</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > <a href="https://github.com/OSGeo/gdal/blob/trunk/gdal/frmts/vrt/vrtdataset.cpp#L73" target="_blank">https://github.com/OSGeo/gdal/<wbr>blob/trunk/gdal/frmts/vrt/<wbr>vrtdataset.cpp#L73</a></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > 9</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > If you look a bit below in</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > <a href="https://github.com/OSGeo/gdal/blob/trunk/gdal/frmts/vrt/vrtdataset.cpp#L81" target="_blank">https://github.com/OSGeo/gdal/<wbr>blob/trunk/gdal/frmts/vrt/<wbr>vrtdataset.cpp#L81</a></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > 4</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > there's an open option ROOT_PATH that could be set to b/ to get the</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> > behaviour you wish.</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> Thanks for the hint! Adjusting the ROOT_PATH is an acceptable solution</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> in my use case.</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> Interestingly, GDAL used to handle symlinks to VRTs in the way I'd</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> expected, but this was changed back in 2013 (commit 66b3918df in the</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> git repository, committed by you).</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
</span><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">Looking at the commit message, it appears that this change was contributed by someone else from <a href="https://trac.osgeo.org/gdal/ticket/4999" target="_blank">https://trac.osgeo.org/gdal/<wbr>ticket/4999</a></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">But my intuition is that the current behaviour is more natural than the previous one (ie the one you'd expect). But obviously different people have different use cases.</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> Regards,</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> Luis Ressel</p><span class="">
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">-- </p>
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