Fix sass_option_push_include_path / sass_option_push_plugin_path that…

… were not working

src/context.cpp

@@ -92,9 +92,9 @@ namespace Sass {
 
     // collect more paths from different options
     collect_include_paths(c_options.include_path);
-    // collect_include_paths(c_options.include_paths);
+    collect_include_paths(c_options.include_paths);
     collect_plugin_paths(c_options.plugin_path);
-    // collect_plugin_paths(c_options.plugin_paths);
+    collect_plugin_paths(c_options.plugin_paths);
 
     // load plugins and register custom behaviors
     for(auto plug : plugin_paths) plugins.load_plugins(plug);
@@ -185,11 +185,14 @@ namespace Sass {
     }
   }
 
-  void Context::collect_include_paths(const char** paths_array)
+  void Context::collect_include_paths(string_list* paths_array)
   {
     if (!paths_array) return;
-    for (size_t i = 0; paths_array[i]; i++) {
-      collect_include_paths(paths_array[i]);
+
+    while (paths_array)
+    {
+      collect_include_paths(paths_array->string);
+      paths_array = paths_array->next;
     }
   }
 
@@ -218,15 +221,17 @@ namespace Sass {
     }
   }
 
-  void Context::collect_plugin_paths(const char** paths_array)
+  void Context::collect_plugin_paths(string_list* paths_array)
   {
     if (!paths_array) return;
-    for (size_t i = 0; paths_array[i]; i++) {
-      collect_plugin_paths(paths_array[i]);
+
+    while (paths_array)
+    {
+      collect_plugin_paths(paths_array->string);
+      paths_array = paths_array->next;
     }
   }
 
-
   // resolve the imp_path in base_path or include_paths
   // looks for alternatives and returns a list from one directory
   std::vector<Include> Context::find_includes(const Importer& import)

src/context.hpp

@@ -101,9 +101,9 @@ namespace Sass {
 
   private:
     void collect_plugin_paths(const char* paths_str);
-    void collect_plugin_paths(const char** paths_array);
+    void collect_plugin_paths(string_list* paths_array);
     void collect_include_paths(const char* paths_str);
-    void collect_include_paths(const char** paths_array);
+    void collect_include_paths(string_list* paths_array);
     std::string format_embedded_source_map();
     std::string format_source_mapping_url(const std::string& out_path);
 

src/sass_context.cpp

@@ -198,44 +198,6 @@ extern "C" {
   static Sass_Compiler* sass_prepare_context (Sass_Context* c_ctx, Context* cpp_ctx) throw()
   {
     try {
-
-      // convert include path linked list to static array
-      struct string_list* inc = c_ctx->include_paths;
-      // very poor loop to get the length of the linked list
-      size_t inc_size = 0; while (inc) { inc_size ++; inc = inc->next; }
-      // create char* array to hold all paths plus null terminator
-      const char** include_paths = (const char**) calloc(inc_size + 1, sizeof(char*));
-      if (include_paths == 0) throw(std::bad_alloc());
-      // reset iterator
-      inc = c_ctx->include_paths;
-      // copy over the paths
-      for (size_t i = 0; inc; i++) {
-        include_paths[i] = inc->string;
-        inc = inc->next;
-      }
-
-      // convert plugin path linked list to static array
-      struct string_list* imp = c_ctx->plugin_paths;
-      // very poor loop to get the length of the linked list
-      size_t imp_size = 0; while (imp) { imp_size ++; imp = imp->next; }
-      // create char* array to hold all paths plus null terminator
-      const char** plugin_paths = (const char**) calloc(imp_size + 1, sizeof(char*));
-      if (plugin_paths == 0) {
-          free(include_paths); //free include_paths before throw
-          throw(std::bad_alloc());
-      }
-      // reset iterator
-      imp = c_ctx->plugin_paths;
-      // copy over the paths
-      for (size_t i = 0; imp; i++) {
-        plugin_paths[i] = imp->string;
-        imp = imp->next;
-      }
-
-      // free intermediate data
-      free(include_paths);
-      free(plugin_paths);
-
       // register our custom functions
       if (c_ctx->c_functions) {
         auto this_func_data = c_ctx->c_functions;