Run ./configure if config-host.h doesn't exist.

Author: codeinred

CMakeLists.txt

@@ -34,6 +34,14 @@ target_include_directories(
     $<INSTALL_INTERFACE:include>)
 
 if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+
+    # Run configure to generate config-host.h, if configure hasn't been run
+    if(NOT EXISTS "${PROJECT_SOURCE_DIR}/config-host.h")
+        execute_process(
+            COMMAND "${PROJECT_SOURCE_DIR}/configure"
+            WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}")
+    endif()
+
     include(CTest)
 
     # Tests need to be linked against pthreads