Replace unix `find` command by cmake instructions

CMakeLists.txt

@@ -252,7 +252,9 @@ if("${CMAKE_BUILD_TYPE}" STREQUAL "Coverage")
 
   add_custom_target(coverage-clean-up
     ALL
-    COMMAND find "${PUGS_BINARY_DIR}" -name \*.gcda -exec rm -f {} +;
+    COMMAND ${CMAKE_COMMAND}
+    -DPUGS_BINARY_DIR="${PUGS_BINARY_DIR}"
+    -P ${PUGS_SOURCE_DIR}/cmake/CoverageRemoveObsoleteFiles.cmake
     COMMENT "Removing obsolete gcda to perform a net coverage."
     )
 

cmake/CoverageRemoveObsoleteFiles.cmake

+# ------------------------------------------------------------------------------
+# Remove obsolete generated files that could last after a failing test-suite run
+# These are generally trailing .gcda files
+# ------------------------------------------------------------------------------
+
+file(GLOB_RECURSE GCDA_FILE_LIST  "${PUGS_BINARY_DIR}/*.gcda")
+if(GCDA_FILE_LIST)
+  file(REMOVE ${GCDA_FILE_LIST})
+endif()