add missing include (since we not longer include GTest.cmake)

2021-09-11 06:05:29 -04:00
parent bf360ad50f
commit 932b3cabda
1 changed files with 1 additions and 0 deletions
--- a/unittest/commands/CMakeLists.txt
+++ b/unittest/commands/CMakeLists.txt
@ -1,6 +1,7 @@

 # build LAMMPS plugins, but not on Windows
 if((NOT (CMAKE_SYSTEM_NAME STREQUAL "Windows")) AND PKG_PLUGIN)
+  include(ExternalProject)
  ExternalProject_Add(plugins
                      SOURCE_DIR      "${LAMMPS_DIR}/examples/plugins"
                      BINARY_DIR      ${CMAKE_BINARY_DIR}/build-plugins