Added --query-driver option to enable automatic detection of system include paths from selected compiler (#109)

src/cli/cli_handler.cc

@@ -88,6 +88,11 @@ cli_flow_t cli_handler::parse(int argc, const char **argv)
     app.add_option("--remove-compile-flag", remove_compile_flag,
         "Remove a compilation flag from each entry in the compilation "
         "database");
+#if !defined(_WIN32)
+    app.add_option("--query-driver", query_driver,
+        "Query the specific compiler driver to extract system paths and add to "
+        "compile commands (e.g. arm-none-eabi-g++)");
+#endif
     app.add_option(
         "--add-class-diagram", add_class_diagram, "Add class diagram config");
     app.add_option("--add-sequence-diagram", add_sequence_diagram,
@@ -289,6 +294,10 @@ cli_flow_t cli_handler::handle_post_config_options()
         config.remove_compile_flags.has_value = true;
     }
 
+    if (query_driver) {
+        config.query_driver.set(*query_driver);
+    }
+
     return cli_flow_t::kContinue;
 }
 

src/cli/cli_handler.h

@@ -123,6 +123,9 @@ public:
     bool initialize{false};
     std::optional<std::vector<std::string>> add_compile_flag;
     std::optional<std::vector<std::string>> remove_compile_flag;
+#if !defined(_WIN32)
+    std::optional<std::string> query_driver;
+#endif
     std::optional<std::string> add_class_diagram;
     std::optional<std::string> add_sequence_diagram;
     std::optional<std::string> add_package_diagram;