Generate a dependency tree for rake

1 files changed, 26 insertions, 1 deletions

diff --git a/include/elna/gcc/elna-module-loader.h b/include/elna/gcc/elna-module-loader.h
index 5f5aab6..c49b880 100644
--- a/include/elna/gcc/elna-module-loader.h
+++ b/include/elna/gcc/elna-module-loader.h
@@ -20,6 +20,7 @@ along with GCC; see the file COPYING3.  If not see
 #include <filesystem>
 #include <memory>
 #include <string>
+#include <string_view>
 #include <vector>
 
 #include "config.h"
@@ -35,6 +36,19 @@ namespace elna::gcc
     // the module loader when resolving import paths.
     extern std::vector<std::string> elna_include_dirs;
 
+    struct dependency_options
+    {
+        bool enabled = false;
+        bool only_dependencies = false;
+        bool phony = false;
+        std::string output_file;
+        std::vector<std::string> targets;
+    };
+
+    extern dependency_options elna_deps_options;
+
+    std::string munge_make_string(std::string_view str, bool is_target);
+
     /**
      * Module loader tying the boot compilation pipeline to the GCC driver.
      *
@@ -46,10 +60,21 @@ namespace elna::gcc
     class module_loader
     {
         const std::shared_ptr<symbol_table> symbols;
+        std::vector<std::filesystem::path> m_dependencies;
 
     public:
         explicit module_loader(const std::shared_ptr<symbol_table>& symbols);
 
+        const std::vector<std::filesystem::path>& dependencies() const
+        {
+            return this->m_dependencies;
+        }
+
+        void clear_dependencies()
+        {
+            this->m_dependencies.clear();
+        }
+
         /**
          * Searches the include directories for \p relative.
          *
@@ -61,7 +86,7 @@ namespace elna::gcc
          *
          * \return The resolved module path, canonical if found.
          */
-        static std::filesystem::path resolve(const std::filesystem::path& relative,
+        std::filesystem::path resolve(const std::filesystem::path& relative,
                 const boot::source_position& position, const std::filesystem::path& module);
 
         /**