add geos and shapely

.github/workflows/build_recipes.yaml

@@ -99,7 +99,7 @@ jobs:
         shell: bash -l {0}
         run: |
           micromamba activate ci-env
-          python -m pip install git+https://github.com/emscripten-forge/empack@main              --no-deps --ignore-installed
+          python -m pip install git+https://github.com/wolfv/empack@packso              --no-deps --ignore-installed
           python -m pip install git+https://github.com/DerThorsten/boa.git@postcb                --no-deps --ignore-installed
           python -m pip install git+https://github.com/DerThorsten/bitfurnace.git@emscripten_new --no-deps --ignore-installed
 

conda_build_config.yaml

@@ -447,7 +447,7 @@ gst_plugins_base:
 gdal:
   - '3.4'
 geos:
-  - 3.10.2
+  - 3.11.0
 geotiff:
   - '1.7'
 gfal2:

recipes/recipes_emscripten/geos/0001-compile-cpp-lib-static.patch

@@ -0,0 +1,13 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index e758b5dc8..4d7f5150a 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -254,7 +254,7 @@ check_library_exists(m pow "" HAVE_LIBM)
+ #-----------------------------------------------------------------------------
+ # Target geos: C++ API library
+ #-----------------------------------------------------------------------------
+-add_library(geos "")
++add_library(geos STATIC "")
+ add_library(GEOS::geos ALIAS geos)
+ target_link_libraries(geos PUBLIC geos_cxx_flags PRIVATE $<BUILD_INTERFACE:ryu>)
+ # ryu is an object library, nothing is actually being linked here. The BUILD_INTERFACE

recipes/recipes_emscripten/geos/build.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+mkdir -p build && cd build
+
+# Force support for shared libraries
+echo "set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS TRUE)" > ${SRC_DIR}/SupportSharedLib.cmake
+
+export LDFLAGS="$LDFLAGS -s SIDE_MODULE=1"
+
+emcmake cmake ${CMAKE_ARGS} -GNinja \
+      -D CMAKE_BUILD_TYPE=Release \
+      -D CMAKE_INSTALL_PREFIX=${PREFIX} \
+      -D CMAKE_INSTALL_LIBDIR=lib \
+      -D BUILD_SHARED_LIBS=ON \
+      -D BUILD_TESTING=OFF \
+      -D BUILD_BENCHMARKS=OFF \
+      -D BUILD_DOCUMENTATION=OFF \
+      -D CMAKE_PROJECT_INCLUDE=SupportSharedLib.cmake \
+      ${SRC_DIR}
+
+ninja
+
+if [[ "${CONDA_BUILD_CROSS_COMPILATION}" != "1" ]]; then
+    ctest --output-on-failure
+fi
+
+ninja install -j${CPU_COUNT}
+
+# remove links
+cp $(readlink -f $PREFIX/lib/libgeos_c.so) $PREFIX/lib/libgeos_c_tmp.so
+mv $PREFIX/lib/libgeos_c_tmp.so $PREFIX/lib/libgeos_c.so
+
+cp $(readlink -f $PREFIX/lib/libgeos.so) $PREFIX/lib/libgeos_tmp.so
+mv $PREFIX/lib/libgeos_tmp.so $PREFIX/lib/libgeos.so

recipes/recipes_emscripten/geos/recipe.yaml

@@ -0,0 +1,47 @@
+context:
+  version: "3.11.0"
+
+package:
+  name: geos
+  version: "{{ version }}"
+
+source:
+  url: https://download.osgeo.org/geos/geos-{{ version }}.tar.bz2
+  sha256: 79ab8cabf4aa8604d161557b52e3e4d84575acdc0d08cb09ab3f7aaefa4d858a
+  patches:
+    - 0001-compile-cpp-lib-static.patch
+
+build:
+  number: 0
+  run_exports:
+    # pretty poor backcompat.  SO name changes each release.
+    # https://abi-laboratory.pro/tracker/timeline/geos/
+    - "{{ pin_subpackage('geos', max_pin='x.x.x') }}"
+
+requirements:
+  build:
+    - cmake
+    - ninja
+    - "{{ compiler('c') }}"
+    - "{{ compiler('cxx') }}"
+
+# test:
+#   commands:
+#     - geos-config --version  # [not win]
+
+about:
+  home: https://libgeos.org/
+  license: LGPL-2.1-only
+  license_file: COPYING
+  summary: Geometry Engine, Open Source
+  description: |
+    GEOS is a C++ library for performing operations on two-dimensional vector
+    geometries. It is primarily a port of the JTS Topology Suite Java library.
+    It provides many of the algorithms used by PostGIS, the Shapely package
+    for Python, the sf package for R, and others.
+  doc_url: https://libgeos.org/
+  dev_url: https://github.com/libgeos/geos
+
+extra:
+  recipe-maintainers:
+    - wolfv

recipes/recipes_emscripten/shapely/build.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+rm -rf shapely/speedups/_speedups.c
+rm -rf shapely/vectorized/_vectorized.c
+
+python -m cython shapely/speedups/_speedups.pyx
+python -m cython shapely/vectorized/_vectorized.pyx
+
+export GEOS_DIR=${PREFIX}
+
+${PYTHON} -m pip install --no-deps --ignore-installed .

recipes/recipes_emscripten/shapely/recipe.yaml

@@ -0,0 +1,58 @@
+context:
+  version: "1.8.2"
+
+package:
+  name: shapely
+  version: "{{ version.split('.post')[0] }}"
+
+source:
+  url: https://pypi.io/packages/source/S/Shapely/Shapely-{{ version }}.tar.gz
+  sha256: 572af9d5006fd5e3213e37ee548912b0341fb26724d6dc8a4e3950c10197ebb6
+
+build:
+  number: 0
+
+requirements:
+  build:
+    - sel(build_platform != target_platform): python
+    - sel(build_platform != target_platform): cross-python_{{ target_platform }}
+    - sel(build_platform != target_platform): cython
+    - sel(build_platform != target_platform): numpy
+    - sel(build_platform != target_platform): geos
+    - "{{ compiler('c') }}"
+  host:
+    - python
+    - pip
+    # - cython
+    - numpy
+    - geos
+  run:
+    - python
+    - numpy
+    # - "{{ pin_compatible('numpy') }}"
+
+# test:
+#   source_files:
+#     - tests
+#   requires:
+#     - pytest
+#   imports:
+#     - shapely
+#     - shapely.geometry
+#     - shapely.algorithms
+#     - shapely.examples
+#     - shapely.geos
+
+about:
+  home: https://github.com/shapely/shapely
+  license: BSD-3-Clause
+  license_file: LICENSE.txt
+  summary: Python package for manipulation and analysis of geometric objects in the Cartesian plane
+
+extra:
+  recipe-maintainers:
+    - wolfv
+  emscripten_tests:
+    python:
+      pytest_files:
+      - test_shapely.py

recipes/recipes_emscripten/shapely/test_shapely.py

@@ -0,0 +1,14 @@
+def test_shapely():
+    from shapely.geometry import MultiLineString
+
+    coords = [((0, 0), (1, 1)), ((-1, 0), (1, 0))]
+    lines = MultiLineString(coords)
+    assert lines.area == 0.0
+    assert round(lines.length, 2) == 3.41
+
+
+def test_shapely_geos():
+    import shapely.geos
+
+    assert shapely.geos.geos_version
+    assert shapely.geos.geos_version_string