Merge pull request #4373 from rouault/EMBED_RESOURCE_DIRECTORY

Rename EMBED_GRIDS_DIRECTORY to EMBED_RESOURCE_DIRECTORY, and also embed .pol files

Author: rouault

.github/workflows/fedora_rawhide/start.sh

@@ -24,21 +24,21 @@ CC=clang CXX=clang++ cmake .. \
 make -j$(nproc)
 ctest -j$(nproc)
 
-# Try EMBED_GRIDS_DIRECTORY option
+# Try EMBED_RESOURCE_DIRECTORY option
 wget https://raw.githubusercontent.com/OSGeo/PROJ-data/refs/heads/master/us_nga/us_nga_egm96_15.tif
 mkdir grids
 mv us_nga_egm96_15.tif grids
-echo "Build with -DEMBED_RESOURCE_FILES=ON -DEMBED_GRIDS_DIRECTORY=$PWD/grids"
-CC=clang CXX=clang++ cmake .. -DEMBED_GRIDS_DIRECTORY=$PWD/grids
+echo "Build with -DEMBED_RESOURCE_FILES=ON -DEMBED_RESOURCE_DIRECTORY=$PWD/grids"
+CC=clang CXX=clang++ cmake .. -DEMBED_RESOURCE_DIRECTORY=$PWD/grids
 make -j$(nproc)
 rm -rf data
 echo 49 2 0 | bin/cs2cs "WGS84 + EGM96 height" EPSG:4979
 echo 49 2 0 | bin/cs2cs "WGS84 + EGM96 height" EPSG:4979  | grep 44.643 >/dev/null || (echo "Expected 49dN 2dE 44.643 as a result" && /bin/false)
 echo 0 0 0 | bin/cct +init=ITRF2000:ITRF96
 echo 0 0 0 | bin/cct +init=ITRF2000:ITRF96 | grep 0.0067 >/dev/null || (echo "Expected 0.0067 0.0061 -0.0185 as a result" && /bin/false)
 
-echo "Build with -DEMBED_RESOURCE_FILES=ON -DEMBED_GRIDS_DIRECTORY=$PWD/grids -DUSE_ONLY_EMBEDDED_RESOURCE_FILES=ON"
-CC=clang CXX=clang++ cmake .. -DEMBED_GRIDS_DIRECTORY=$PWD/grids -DUSE_ONLY_EMBEDDED_RESOURCE_FILES=ON
+echo "Build with -DEMBED_RESOURCE_FILES=ON -DEMBED_RESOURCE_DIRECTORY=$PWD/grids -DUSE_ONLY_EMBEDDED_RESOURCE_FILES=ON"
+CC=clang CXX=clang++ cmake .. -DEMBED_RESOURCE_DIRECTORY=$PWD/grids -DUSE_ONLY_EMBEDDED_RESOURCE_FILES=ON
 make -j$(nproc)
 rm -rf data
 echo 49 2 0 | bin/cs2cs "WGS84 + EGM96 height" EPSG:4979

docs/source/install.rst

@@ -455,11 +455,11 @@ All cached entries can be viewed using ``cmake -LAH`` from a build directory.
     Default is OFF for shared library builds (BUILD_SHARED_LIBS=ON), and ON
     for static library builds (BUILD_SHARED_LIBS=OFF).
 
-.. option:: EMBED_GRIDS_DIRECTORY=<directory>
+.. option:: EMBED_RESOURCE_DIRECTORY=<directory>
 
     .. versionadded:: 9.6
 
-    Embed files from <directory> ending with .tif or .json in the PROJ library itself.
+    Embed files from <directory> ending with .tif, .json or .pol in the PROJ library itself.
 
     The pointed directory can potentially be the full PROJ-data package (uncompressed).
     In that case, about 6 GB of free disk and 16 GB of RAM are required to build PROJ.

src/lib_proj.cmake

@@ -430,20 +430,20 @@ if (EMBED_RESOURCE_FILES)
   endif()
 endif()
 
-set(EMBED_GRIDS_DIRECTORY "" CACHE PATH "Directory that contains .tif and .json files to embed into libproj")
+set(EMBED_RESOURCE_DIRECTORY "" CACHE PATH "Directory that contains .tif, .json or .pol files to embed into libproj")
 set(FILES_TO_EMBED)
-if (EMBED_GRIDS_DIRECTORY)
+if (EMBED_RESOURCE_DIRECTORY)
     if (NOT EMBED_RESOURCE_FILES)
-        message(FATAL_ERROR "EMBED_RESOURCE_FILES should be set to ON when EMBED_GRIDS_DIRECTORY is set")
+        message(FATAL_ERROR "EMBED_RESOURCE_FILES should be set to ON when EMBED_RESOURCE_DIRECTORY is set")
     endif()
 
-    if (NOT IS_DIRECTORY ${EMBED_GRIDS_DIRECTORY})
-        message(FATAL_ERROR "${EMBED_GRIDS_DIRECTORY} is not a valid directory")
+    if (NOT IS_DIRECTORY ${EMBED_RESOURCE_DIRECTORY})
+        message(FATAL_ERROR "${EMBED_RESOURCE_DIRECTORY} is not a valid directory")
     endif()
 
-    file(GLOB FILES_TO_EMBED "${EMBED_GRIDS_DIRECTORY}/*.tif" "${EMBED_GRIDS_DIRECTORY}/*.json")
+    file(GLOB FILES_TO_EMBED "${EMBED_RESOURCE_DIRECTORY}/*.tif" "${EMBED_RESOURCE_DIRECTORY}/*.json"  "${EMBED_RESOURCE_DIRECTORY}/*.pol")
     if (NOT FILES_TO_EMBED)
-        message(FATAL_ERROR "No .tif or .json files found in ${EMBED_GRIDS_DIRECTORY}")
+        message(FATAL_ERROR "No .tif, .json or .pol files found in ${EMBED_RESOURCE_DIRECTORY}")
     endif()
 endif()