CMake: doing proper string comparison in IF clause

[samples/pylight.git] / SalomePYLIGHTConfig.cmake.in

diff --git a/SalomePYLIGHTConfig.cmake.in b/SalomePYLIGHTConfig.cmake.in
index a8331f6a5874789f82ffd928ad38e5db0bbbd8bb..391b284ea5242c5fadfd5d6ea3554176474b3048 100644 (file)
--- a/SalomePYLIGHTConfig.cmake.in
+++ b/SalomePYLIGHTConfig.cmake.in
@@ -67,7 +67,7 @@ MATH(EXPR _range "${_list_len}-1")
 FOREACH(_p RANGE ${_range})  
   LIST(GET _PREREQ            ${_p} _pkg    )
   LIST(GET _PREREQ_CONFIG_DIR ${_p} _pkg_dir)
-  IF(_pkg_dir)
+  IF(NOT _pkg_dir STREQUAL "")
      MESSAGE(STATUS "===> Reloading targets from ${_pkg} ...")
      FIND_PACKAGE(${_pkg} REQUIRED NO_MODULE 
           PATHS "${_pkg_dir}"