add some ASSIMP_INSTALL checks (#5545)

CMakeLists.txt

@@ -452,18 +452,20 @@ configure_package_config_file(
     INSTALL_DESTINATION "${CONFIG_INSTALL_DIR}"
 )
 
-install(
-    FILES "${PROJECT_CONFIG}" "${VERSION_CONFIG}"
-    DESTINATION "${CONFIG_INSTALL_DIR}"
-    COMPONENT ${LIBASSIMP-DEV_COMPONENT}
-)
+if(ASSIMP_INSTALL)
+  install(
+      FILES "${PROJECT_CONFIG}" "${VERSION_CONFIG}"
+      DESTINATION "${CONFIG_INSTALL_DIR}"
+      COMPONENT ${LIBASSIMP-DEV_COMPONENT}
+  )
 
-install(
-    EXPORT "${TARGETS_EXPORT_NAME}"
-    NAMESPACE "${NAMESPACE}"
-    DESTINATION "${CONFIG_INSTALL_DIR}"
-    COMPONENT ${LIBASSIMP-DEV_COMPONENT}
-)
+  install(
+      EXPORT "${TARGETS_EXPORT_NAME}"
+      NAMESPACE "${NAMESPACE}"
+      DESTINATION "${CONFIG_INSTALL_DIR}"
+      COMPONENT ${LIBASSIMP-DEV_COMPONENT}
+  )
+endif()
 
 IF( ASSIMP_BUILD_DOCS )
   ADD_SUBDIRECTORY(doc)
@@ -481,7 +483,7 @@ IF(ASSIMP_HUNTER_ENABLED)
   set(ASSIMP_BUILD_MINIZIP TRUE)
 ELSE()
   # If the zlib is already found outside, add an export in case assimpTargets can't find it.
-  IF( ZLIB_FOUND )
+  IF( ZLIB_FOUND AND ASSIMP_INSTALL)
     INSTALL( TARGETS zlib zlibstatic
         EXPORT "${TARGETS_EXPORT_NAME}")
   ENDIF()
@@ -705,15 +707,17 @@ ELSE()
       set(draco_INCLUDE_DIRS "${CMAKE_CURRENT_SOURCE_DIR}/contrib/draco/src")
 
       # This is probably wrong
-      INSTALL( TARGETS ${draco_LIBRARIES}
-        EXPORT "${TARGETS_EXPORT_NAME}"
-        LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
-        ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
-        RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR}
-        FRAMEWORK DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
-        COMPONENT ${LIBASSIMP_COMPONENT}
-        INCLUDES DESTINATION include
-      )
+      if (ASSIMP_INSTALL)
+        INSTALL( TARGETS ${draco_LIBRARIES}
+          EXPORT "${TARGETS_EXPORT_NAME}"
+          LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
+          ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
+          RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR}
+          FRAMEWORK DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
+          COMPONENT ${LIBASSIMP_COMPONENT}
+          INCLUDES DESTINATION include
+        )
+      endif()
     ENDIF()
   ENDIF()
 ENDIF()

code/CMakeLists.txt

@@ -1400,19 +1400,20 @@ IF (RT_FOUND AND ASSIMP_IMPORTER_GLTF_USE_OPEN3DGC)
   TARGET_LINK_LIBRARIES(assimp rt)
 ENDIF ()
 
+IF(ASSIMP_INSTALL)
+  INSTALL( TARGETS assimp
+    EXPORT "${TARGETS_EXPORT_NAME}"
+    LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR} COMPONENT ${LIBASSIMP_COMPONENT}
+    ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR} COMPONENT ${LIBASSIMP-DEV_COMPONENT}
+    RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR} COMPONENT ${LIBASSIMP_COMPONENT}
+    FRAMEWORK DESTINATION ${ASSIMP_LIB_INSTALL_DIR} COMPONENT ${LIBASSIMP_COMPONENT}
+    INCLUDES DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}
+  )
+  INSTALL( FILES ${PUBLIC_HEADERS} DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}/assimp COMPONENT assimp-dev)
+  INSTALL( FILES ${COMPILER_HEADERS} DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}/assimp/Compiler COMPONENT assimp-dev)
+ENDIF()
 
-INSTALL( TARGETS assimp
-  EXPORT "${TARGETS_EXPORT_NAME}"
-  LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR} COMPONENT ${LIBASSIMP_COMPONENT}
-  ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR} COMPONENT ${LIBASSIMP-DEV_COMPONENT}
-  RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR} COMPONENT ${LIBASSIMP_COMPONENT}
-  FRAMEWORK DESTINATION ${ASSIMP_LIB_INSTALL_DIR} COMPONENT ${LIBASSIMP_COMPONENT}
-  INCLUDES DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}
-)
-INSTALL( FILES ${PUBLIC_HEADERS} DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}/assimp COMPONENT assimp-dev)
-INSTALL( FILES ${COMPILER_HEADERS} DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}/assimp/Compiler COMPONENT assimp-dev)
-
-if (ASSIMP_ANDROID_JNIIOSYSTEM)
+if (ASSIMP_ANDROID_JNIIOSYSTEM AND ASSIMP_INSTALL)
   INSTALL(FILES ${HEADER_PATH}/${ASSIMP_ANDROID_JNIIOSYSTEM_PATH}/AndroidJNIIOSystem.h
     DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}
     COMPONENT assimp-dev)

contrib/zlib/CMakeLists.txt

@@ -198,9 +198,11 @@ endif(MINGW)
 
 add_library(zlibstatic STATIC ${ZLIB_SRCS} ${ZLIB_ASMS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
 
-INSTALL( TARGETS zlibstatic
-     EXPORT "${TARGETS_EXPORT_NAME}"
-     LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
-     ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
-     RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR}
-     COMPONENT ${LIBASSIMP_COMPONENT})
+IF(ASSIMP_INSTALL)
+    INSTALL( TARGETS zlibstatic
+        EXPORT "${TARGETS_EXPORT_NAME}"
+        LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
+        ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
+        RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR}
+        COMPONENT ${LIBASSIMP_COMPONENT})
+ENDIF()