use manually installed MacOSX SDK on github runner. Minor rewrite of dynamic/static zlib conditional for conda_build.

.github/workflows/ci-daily-build.yml

@@ -31,6 +31,12 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: recursive
+      - name: Download MacOSX SDK
+        run: |
+          curl -o MacOSX10.13.sdk.tar.xz -L https://github.com/phracker/MacOSX-SDKs/releases/download/11.3/MacOSX10.13.sdk.tar.xz.tar.xz && \
+          tar xf MacOSX10.13.sdk.tar.xz && \
+          sudo mv -v MacOSX10.13.sdk /opt/ && \
+          ls /opt/
       - uses: seanmiddleditch/gha-setup-ninja@master
       - uses: conda-incubator/setup-miniconda@v2  # https://github.com/conda-incubator/setup-miniconda
         with:

cmake/CMakeLists.txt

@@ -441,7 +441,8 @@ if(HDF5_SUPPORT)
 
     if (HDF5_LIBRARY_DIR)
     	# result of the HDF5 ctest package
-
+        # Find zlib using cmake find_library. How should this be implemented?
+        # FIND_LIBRARY(NAMES z libz libz_debug PATHS ... NO_DEFAULT_PATH)
 
         if (WIN32)
             # Windows
@@ -457,12 +458,25 @@ if(HDF5_SUPPORT)
             set(lib_ext so)
         endif()
 
+        if ("$ENV{CONDA_BUILD}" STREQUAL "")
+            if (WIN32)
+                # Should we use dynamic dll for windows also?
+                #set(lib_ext dll)
+            else()
+                set(lib_ext a)
+            endif()
+        endif()
+
+        if ("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
+		    set(debug_postfix "_debug")
+	    endif()
+
         SET(HDF5_LIBRARIES
-            "${HDF5_LIBRARY_DIR}/libhdf5_cpp.${lib_ext}"
-            "${HDF5_LIBRARY_DIR}/libhdf5.${lib_ext}"
-            "${HDF5_LIBRARY_DIR}/${zlib_post}.${lib_ext}"
-#            "${HDF5_LIBRARY_DIR}/libsz.${lib_ext}"
-#            "${HDF5_LIBRARY_DIR}/libaec.${lib_ext}"
+            "${HDF5_LIBRARY_DIR}/libhdf5_cpp${debug_postfix}.${lib_ext}"
+            "${HDF5_LIBRARY_DIR}/libhdf5${debug_postfix}.${lib_ext}"
+            "${HDF5_LIBRARY_DIR}/${zlib_post}${debug_postfix}.${lib_ext}"
+#            "${HDF5_LIBRARY_DIR}/libsz${debug_postfix}.${lib_ext}"
+#            "${HDF5_LIBRARY_DIR}/libaec${debug_postfix}.${lib_ext}"
         )
     endif()
 

conda/conda_build_config.yaml

@@ -1,2 +1,2 @@
 CONDA_BUILD_SYSROOT:
-  - /Applications/Xcode_13.2.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX12.1.sdk       # [osx]
+  - /opt/MacOSX10.13.sdk       # [osx]