searching libs via cmake

Author: ye11owSub

CMakeLists.txt

@@ -14,6 +14,10 @@ foreach(FOLDER_NAME IN ITEMS layer0 layer1 layer2 layer3 layer4 layer5 ov)
     include(${CMAKE_CURRENT_SOURCE_DIR}/${FOLDER_NAME}/sources.cmake)
 endforeach()
 
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
+include(Dependencies)
+include(Helpers)
+
 target_link_options(${TARGET_NAME} PRIVATE
     "$<$<PLATFORM_ID:Darwin>:LINKER:-undefined,dynamic_lookup>"
 )
@@ -45,23 +49,6 @@ execute_process(
     OUTPUT_STRIP_TRAILING_WHITESPACE
 )
 
-function(set_output_path lib path)
-    set_target_properties(${lib} PROPERTIES
-	PREFIX ""
-	SUFFIX "${PYTHON_MODULE_SUFFIX}"
-	OUTPUT_NAME "${lib}"
-        LIBRARY_OUTPUT_DIRECTORY "${path}"
-        RUNTIME_OUTPUT_DIRECTORY "${path}"
-    )
-
-    foreach(CONFIG IN ITEMS RELEASE DEBUG RELWITHDEBINFO MINSIZEREL)
-        set_target_properties(${lib} PROPERTIES
-            LIBRARY_OUTPUT_DIRECTORY_${CONFIG} "${path}"
-            RUNTIME_OUTPUT_DIRECTORY_${CONFIG} "${path}"
-        )
-    endforeach()
-endfunction()
-
 set_output_path(${TARGET_NAME} "${Python_SITEARCH}/pymol")
 
 target_compile_features(${TARGET_NAME} PRIVATE cxx_std_17)

cmake/Dependencies.cmake

@@ -0,0 +1,24 @@
+include_guard()
+
+if(DEFINED ENV{CONDA_PREFIX})
+    set(CONDA_PREFIX $ENV{CONDA_PREFIX})
+    message(STATUS "Found Conda prefix: ${CONDA_PREFIX}")
+
+    if(WIN32)
+        set(CONDA_LIBRARY_DIR ${CONDA_PREFIX}/Library/lib)
+        set(CONDA_INCLUDE_DIR ${CONDA_PREFIX}/Library/include)
+        set(CONDA_CMAKE_DIR ${CONDA_PREFIX}/Library/lib/cmake)
+    else()
+        set(CONDA_LIBRARY_DIR ${CONDA_PREFIX}/lib)
+        set(CONDA_INCLUDE_DIR ${CONDA_PREFIX}/include)
+        set(CONDA_CMAKE_DIR ${CONDA_PREFIX}/lib/cmake)
+    endif()
+
+    list(APPEND CMAKE_PREFIX_PATH ${CONDA_PREFIX} ${CONDA_CMAKE_DIR})
+    list(APPEND CMAKE_LIBRARY_PATH ${CONDA_LIBRARY_DIR})
+    list(APPEND CMAKE_INCLUDE_PATH ${CONDA_INCLUDE_DIR})
+
+endif()
+
+include(dependencies/Freetype)
+include(dependencies/Png)

cmake/Helpers.cmake

@@ -0,0 +1,19 @@
+include_guard()
+
+function(set_output_path lib path)
+    set_target_properties(${lib} PROPERTIES
+	PREFIX ""
+	SUFFIX "${PYTHON_MODULE_SUFFIX}"
+	OUTPUT_NAME "${lib}"
+        LIBRARY_OUTPUT_DIRECTORY "${path}"
+        RUNTIME_OUTPUT_DIRECTORY "${path}"
+    )
+
+    foreach(CONFIG IN ITEMS RELEASE DEBUG RELWITHDEBINFO MINSIZEREL)
+        set_target_properties(${lib} PROPERTIES
+            LIBRARY_OUTPUT_DIRECTORY_${CONFIG} "${path}"
+            RUNTIME_OUTPUT_DIRECTORY_${CONFIG} "${path}"
+        )
+    endforeach()
+endfunction()
+

cmake/dependencies/Freetype.cmake

@@ -0,0 +1,4 @@
+find_package(Freetype REQUIRED)
+target_link_libraries(${TARGET_NAME}
+    Freetype::Freetype
+)

cmake/dependencies/Png.cmake

@@ -0,0 +1,4 @@
+find_package(PNG REQUIRED)
+target_link_libraries(${TARGET_NAME}
+    PNG::PNG
+)

contrib/champ/CMakeLists.txt

@@ -13,6 +13,8 @@ add_library(${CHEMPY_PROJECT_NAME} MODULE
     vla.c
 )
 
+include(Helpers)
+
 target_link_options(${CHEMPY_PROJECT_NAME} PRIVATE
     "$<$<PLATFORM_ID:Darwin>:LINKER:-undefined,dynamic_lookup>"
 )

setup.py

@@ -472,7 +472,7 @@ def make_launch_script(self):
 
 
 pymol_src_dirs = [generated_dir]
-libs = ["png", "freetype"]
+libs = []
 
 inc_dirs = []
 def_macros = []
@@ -565,8 +565,6 @@ def make_launch_script(self):
     libs += (
         [
             "glew32",
-            "freetype",
-            "libpng",
         ]
         + (options.glut)
         * [
@@ -633,15 +631,12 @@ def make_launch_script(self):
         "openvr_api",
     ]
 
-inc_dirs += pymol_src_dirs
-
 for prefix in prefix_path:
     for dirs, suffixes in [
         [
             inc_dirs,
             [
                 ("include",),
-                ("include", "freetype2"),
                 ("include", "libxml2"),
                 ("include", "openvr"),
             ],
@@ -660,6 +655,7 @@ def get_sources(subdirs, suffixes=(".c", ".cpp")) -> list[str]:
         [f for d in subdirs for s in suffixes for f in glob.glob(d + "/*" + s)]
     )
 
+inc_dirs += pymol_src_dirs
 
 ext_modules += [
     CMakeExtension(