python-mapnik.patch

From 32d87a612e91bc04a406669e58d511c91a940336 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Wed, 22 Jul 2026 12:16:40 +0000
Subject: [PATCH] Various fixes for wheel builds

---
 packaging/mapnik/__init__.py | 17 ++++++++
 setup.py                     | 85 ++++++++++++------------------------
 src/create_datasource.hpp    |  2 +-
 src/mapnik_datasource.cpp    |  2 +-
 src/mapnik_font_engine.cpp   |  2 +-
 src/mapnik_image.cpp         |  2 +-
 src/mapnik_rule.cpp          |  2 +-
 7 files changed, 49 insertions(+), 63 deletions(-)

diff --git a/packaging/mapnik/__init__.py b/packaging/mapnik/__init__.py
index 1fb21c7..64cea4f 100644
--- a/packaging/mapnik/__init__.py
+++ b/packaging/mapnik/__init__.py
@@ -39,6 +39,23 @@ Several things happen when you do:
 import itertools
 import os
 import warnings
+import ctypes.util
+try:
+    ctypes.CDLL(ctypes.util.find_library("stdc++"), mode=ctypes.RTLD_GLOBAL)
+except Exception:
+    pass
+libpath = os.path.abspath(os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(
+    __file__))), 'mapnik.libs'))
+if os.path.exists(libpath):
+    libs = os.listdir(libpath)
+    libgdalpath = [lib for lib in libs if lib.startswith('libgdal')][0]
+    ctypes.cdll.LoadLibrary(os.path.join(libpath, libgdalpath))
+
+
+
+localpath = os.path.dirname(os.path.abspath( __file__ ))
+os.environ.setdefault("PROJ_DATA", os.path.join(localpath, "proj"))
+os.environ.setdefault("GDAL_DATA", os.path.join(localpath, "gdal"))
 
 def bootstrap_env():
     """
diff --git a/setup.py b/setup.py
index 7afa9e5..780ba70 100755
--- a/setup.py
+++ b/setup.py
@@ -1,6 +1,6 @@
 #! /usr/bin/env python3
 
-from pybind11.setup_helpers import Pybind11Extension, build_ext, ParallelCompile, naive_recompile
+from pybind11.setup_helpers import Pybind11Extension, build_ext
 from setuptools import setup, find_namespace_packages
 import sys, subprocess, os, glob
 
@@ -12,17 +12,8 @@ def check_output(args):
      return output.rstrip('\n')
 
 linkflags = []
-bin_path = os.path.join(check_output([mapnik_config, '--prefix']),'bin')
-lib_path = os.path.join(check_output([mapnik_config, '--prefix']),'lib')
-icu_data = check_output([mapnik_config, '--icu-data'])
-proj_lib = check_output([mapnik_config, '--proj-lib'])
-gdal_data = check_output([mapnik_config, '--gdal-data'])
-
-linkflags.extend(check_output([mapnik_config, '--libs']).split(' '))
-linkflags.extend([
-    '-lmapnik-wkt',
-    '-lmapnik-json',
-])
+lib_path = check_output(['pkg-config', 'libmapnik', '--variable', 'libdir'])
+linkflags.extend(check_output(['pkg-config', 'libmapnik', '--libs']).split(' '))
 
 # Remove symlinks
 if os.path.islink('packaging/mapnik/bin') :
@@ -34,50 +25,28 @@ f_paths = open('packaging/mapnik/paths.py', 'w')
 f_paths.write('import os\n')
 f_paths.write('\n')
 
-if os.environ.get('SYSTEM_MAPNIK'):
-     input_plugin_path = check_output([mapnik_config, '--input-plugins'])
-     font_path = check_output([mapnik_config, '--fonts'])
-     f_paths.write("mapniklibpath = '{path}'\n".format(path=lib_path))
-     f_paths.write("inputpluginspath = '{path}'\n".format(path=input_plugin_path))
-     f_paths.write("fontscollectionpath = '{path}'\n".format(path=font_path))
-else:
-     if not os.path.exists('packaging/mapnik/bin'):
-          os.symlink(bin_path, 'packaging/mapnik/bin')
-     if not os.path.exists('packaging/mapnik/lib'):
-          os.symlink(lib_path, 'packaging/mapnik/lib')
-     else:
-          names = (name for name in os.listdir(lib_path) if os.path.isfile(os.path.join(lib_path, name)))
-          for name in names:
-               if not os.path.exists(os.path.join('packaging/mapnik/lib', name)):
-                    os.symlink(os.path.join(lib_path, name), os.path.join('packaging/mapnik/lib', name))
-          input_plugin_path = check_output([mapnik_config, '--input-plugins'])
-          if not os.path.exists('packaging/mapnik/lib/mapnik/input'):
-               os.symlink(input_plugin_path, 'packaging/mapnik/lib/mapnik/input')
-     if not os.path.exists('packaging/mapnik/share'):
-          os.mkdir('packaging/mapnik/share')
-     if not os.path.exists('packaging/mapnik/share/icu'):
-          os.mkdir('packaging/mapnik/share/icu')
-     result = glob.glob(os.path.join(icu_data,'*.dat'))
-     if len(result) == 1:
-          icu_dat_file = os.path.basename(result[0])
-          if not os.path.exists(os.path.join('packaging/mapnik/share/icu',icu_dat_file)):
-               os.symlink(result[0], os.path.join('packaging/mapnik/share/icu',icu_dat_file))
-     else:
-          print("Error: can't locate ICU data file")
-          sys.exit(1)
-     if not os.path.exists('packaging/mapnik/share/gdal'):
-          os.symlink(gdal_data, 'packaging/mapnik/share/gdal')
-     if not os.path.exists('packaging/mapnik/share/proj'):
-          os.symlink(gdal_data, 'packaging/mapnik/share/proj')
-     f_paths.write("mapniklibpath = os.path.join(os.path.dirname(__file__), 'lib')\n")
-     f_paths.write("inputpluginspath = os.path.join(os.path.dirname(__file__), 'lib/mapnik/input')\n")
-     f_paths.write("fontscollectionpath = os.path.join(os.path.dirname(__file__), 'lib/mapnik/fonts')\n")
+input_plugin_path = os.path.join(lib_path, 'mapnik', 'input')
+font_path = os.path.join(lib_path, 'mapnik', 'fonts')
 
-f_paths.write("__all__ = [mapniklibpath,inputpluginspath,fontscollectionpath]\n")
-f_paths.close()
+if os.environ.get('LIB_DIR_NAME'):
+    mapnik_lib_path = lib_path + os.environ.get('LIB_DIR_NAME')
+else:
+    mapnik_lib_path = lib_path + "/mapnik"
+    f_paths.write("mapniklibpath = '{path}'\n".format(path=mapnik_lib_path))
+    f_paths.write(
+        "inputpluginspath = '{path}'\n".format(path=input_plugin_path))
+    f_paths.write(
+        "fontscollectionpath = '{path}'\n".format(path=font_path))
+    f_paths.write("localpath = os.path.dirname(os.path.abspath( __file__ ))\n")
+    f_paths.write("mapniklibpath = os.path.join(localpath, 'mapnik.libs')\n")
+    f_paths.write("mapniklibpath = os.path.normpath(mapniklibpath)\n")
+    f_paths.write("inputpluginspath = os.path.join(localpath, 'input')\n")
+    f_paths.write("fontscollectionpath = os.path.join(localpath, 'fonts')\n")
+    f_paths.write(
+        "__all__ = [mapniklibpath,inputpluginspath,fontscollectionpath]\n")
+    f_paths.close()
 
-extra_comp_args = check_output([mapnik_config, '--cflags']).split(' ')
-extra_comp_args = list(filter(lambda arg: arg != "-fvisibility=hidden", extra_comp_args))
+extra_comp_args = check_output(['pkg-config', 'libmapnik', '--cflags']).split(' ')
 
 if sys.platform == 'darwin':
      pass
@@ -145,18 +114,17 @@ ext_modules = [
 ]
 
 if os.environ.get("CC", False) == False:
-    os.environ["CC"] = check_output([mapnik_config, '--cxx'])
+    os.environ["CC"] = 'c++'
 if os.environ.get("CXX", False) == False:
-    os.environ["CXX"] = check_output([mapnik_config, '--cxx'])
+    os.environ["CXX"] = 'c++'
 
-ParallelCompile("NUM_JOBS", needs_recompile=naive_recompile).install()
 setup(
      name="mapnik",
      include_package_data=True,
      packages=find_namespace_packages(where="packaging"),
      package_dir={"": "packaging"},
      package_data={
-          "mapnik.include": ["*.hpp"],
+	  'mapnik': ['lib/*.*', 'lib/*/*/*', 'share/*/*', 'input/*', 'fonts/*', 'proj/*', 'gdal/*', 'bin/*'],
           "mapnik.bin": ["*"],
           "mapnik.lib": ["libmapnik*"],
           "mapnik.lib.mapnik.fonts":["*"],
@@ -170,5 +138,6 @@ setup(
           "mapnik.lib": ["*.a"]
      },
      ext_modules=ext_modules,
+     entry_points={'console_scripts': ['%s=mapnik.bin:program' % name for name in os.listdir('packaging/mapnik/bin') if not name.endswith('.py')]},
      cmdclass={"build_ext": build_ext},
 )
diff --git a/src/create_datasource.hpp b/src/create_datasource.hpp
index b6b5bfc..d3f2c02 100644
--- a/src/create_datasource.hpp
+++ b/src/create_datasource.hpp
@@ -54,7 +54,7 @@ inline std::shared_ptr<mapnik::datasource> create_datasource(py::kwargs const& k
         }
         else if (py::isinstance<py::int_>(handle))
         {
-            params[key] = handle.cast<mapnik::value_integer>();
+            params[key] = handle.cast<mapnik::value_integer>();}else if (py::isinstance<py::none>(handle)) {
         }
         else
         {
diff --git a/src/mapnik_datasource.cpp b/src/mapnik_datasource.cpp
index 8d614a2..80a1174 100644
--- a/src/mapnik_datasource.cpp
+++ b/src/mapnik_datasource.cpp
@@ -155,7 +155,7 @@ void export_datasource(py::module& m)
         .def("parameters", &parameters_impl,
              "The configuration parameters of the data source. "
              "These vary depending on the type of data source.")
-        .def(py::self == py::self)
+        // .def(py::self == py::self)
         .def("__iter__",
              [](datasource const& ds) {
                  mapnik::query q(ds.envelope());
diff --git a/src/mapnik_font_engine.cpp b/src/mapnik_font_engine.cpp
index 5fdcfed..9a78122 100644
--- a/src/mapnik_font_engine.cpp
+++ b/src/mapnik_font_engine.cpp
@@ -36,6 +36,6 @@ void export_font_engine(py::module const& m)
     py::class_<freetype_engine>(m, "FontEngine")
         .def_static("register_font", &freetype_engine::register_font)
         .def_static("register_fonts", &freetype_engine::register_fonts)
-        .def_static("face_names", &freetype_engine::face_names)
+        // .def_static("face_names", &freetype_engine::face_names)
         ;
 }
diff --git a/src/mapnik_image.cpp b/src/mapnik_image.cpp
index b66f29f..3c69271 100644
--- a/src/mapnik_image.cpp
+++ b/src/mapnik_image.cpp
@@ -432,7 +432,7 @@ void export_image(py::module const& m)
         .def("clear",&clear)
         .def("to_string",&to_string1)
         .def("to_string",&to_string2)
-        .def("to_string",&to_string3)
+        .def("to_string",&to_string3).def("tostring",&to_string1).def("tostring",&to_string2).def("tostring",&to_string3)
         .def("save", &save_to_file1)
         .def("save", &save_to_file2)
         .def("save", &save_to_file3)
diff --git a/src/mapnik_rule.cpp b/src/mapnik_rule.cpp
index 16407b5..bd8d3e8 100644
--- a/src/mapnik_rule.cpp
+++ b/src/mapnik_rule.cpp
@@ -78,6 +78,6 @@ void export_rule(py::module const& m)
         .def("set_also", &rule::set_also)
         .def("has_also", &rule::has_also_filter)
         .def("active", &rule::active)
-        .def_property_readonly("symbolizers", &rule::get_symbolizers)
+        .def_property_readonly("symbolizers", &rule::get_symbolizers).def_property_readonly("symbols", &rule::get_symbolizers)
         ;
 }
-- 
2.55.0