Allow PYTHON_LIBRARY and PYTHON_INCLUDE_DIR to actually be overridden

10 years ago · 5e354fa844
parent 77cbddf715
commit 5e354fa844
1 changed files with 2 additions and 2 deletions
--- a/cmake/OpenCVDetectPython.cmake
+++ b/cmake/OpenCVDetectPython.cmake
@ -75,10 +75,10 @@ function(find_python preferred_version min_version library_env include_dir_env

    if(NOT ANDROID AND NOT IOS)
      ocv_check_environment_variables(${library_env} ${include_dir_env})
-      if(${${library_env}})
+      if(NOT ${${library_env}} EQUAL "")
          set(PYTHON_LIBRARY "${${library_env}}")
      endif()
-      if(${${include_dir_env}})
+      if(NOT ${${include_dir_env}} EQUAL "")
          set(PYTHON_INCLUDE_DIR "${${include_dir_env}}")
      endif()