xo-cmake: + --enable/disable testing arg to reconfigure.in

xo-cmake/share/xo-macros/xo-reconfigure.in

@@ -3,6 +3,7 @@
 # Generated by cmake - rerun to reconfigure
 
 dry_run_flag=false
+testing=@ENABLE_TESTING@
 
 # Parse arguments
 while [[ $# -gt 0 ]]; do
@@ -10,6 +11,12 @@ while [[ $# -gt 0 ]]; do
         -n|--dry-run)
             dry_run_flag=true
             ;;
+        --enable-testing)
+            testing=1
+            ;;
+        --disable-testing)
+            testing=0
+            ;;
         --)
             break;
             ;;
@@ -35,7 +42,7 @@ CMAKE_CMD=(
     -DCMAKE_PREFIX_PATH=@CMAKE_PREFIX_PATH@
     -DCMAKE_CXX_STANDARD=@CMAKE_CXX_STANDARD@
     -DXO_CMAKE_CONFIG_EXECUTABLE=@XO_CMAKE_CONFIG_EXECUTABLE@
-    -DENABLE_TESTING=@ENABLE_TESTING@
+    -DENABLE_TESTING=$testing
     -DXO_ENABLE_DOCS=@XO_ENABLE_DOCS@
     -DXO_ENABLE_ASM=@XO_ENABLE_ASM@
     -DXO_ENABLE_EXAMPLES=@XO_ENABLE_EXAMPLES@