From b68e3241b656a6ef65114c6e5d0fefc9792c4f02 Mon Sep 17 00:00:00 2001
From: Vaclav Blazek <vaclav.blazek@citationtech.net>
Date: Mon, 13 Mar 2023 15:31:45 +0100
Subject: [PATCH] fixed symlinking problem on Boost.Filesystem 1.74+

---
 mapproxy/src/setup-resource/main.cpp | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/mapproxy/src/setup-resource/main.cpp b/mapproxy/src/setup-resource/main.cpp
index cf78069..bb6275e 100644
--- a/mapproxy/src/setup-resource/main.cpp
+++ b/mapproxy/src/setup-resource/main.cpp
@@ -860,7 +860,7 @@ int SetupResource::run()
          (utility::addExtension(datasetFileName
                                 , "." + md5sum(dataset_))));
 
-    const auto rootDir(config.mapproxyDataRoot / datasetHome);
+    const auto rootDir(fs::absolute(datasetHome, config.mapproxyDataRoot));
     const auto baseDatasetPath("original-dataset" / datasetFileName);
     const auto datasetPath(rootDir / baseDatasetPath);
 
@@ -881,15 +881,18 @@ int SetupResource::run()
 
                 if (linkDataset_ == DatasetLink::relative) {
                     // relativize already absolute path
-                    dst = dst.lexically_relative(rootDir / ".");
+                    dst = dst.lexically_relative(rootDir / "file");
                 }
 
                 // link
+                LOG(info3) << "    ln -s " << dst << " " << tmpDatasetPath;
                 fs::create_symlink(dst, tmpDatasetPath);
             } else {
                 // copy (overwrite)
                 LOG(info4) << "Copying dataset to destination.";
                 utility::copy_file(dataset_, tmpDatasetPath, true);
+                LOG(info3)
+                    << "    cp -av " << dataset_ << " " << tmpDatasetPath;
                 ds.copyFiles(datasetPath);
             }
 
@@ -899,7 +902,8 @@ int SetupResource::run()
             // commit
             fs::rename(tmpRootDir, rootDir);
         } else {
-            LOG(info4) << "Reusing existing dataset.";
+            LOG(info4) << "Reusing existing dataset from "
+                       << rootDir << ".";
         }
         return vrtWOPath(cm, rootDir);
     }());