Avoid code duplication

We can use girara_list_foreach here and avoid the repeated
GIRARA_LIST_FOREACH_BODY overhead.
Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>

zathura/completion.c

@@ -120,6 +120,15 @@ error_free:
   return NULL;
 }
 
+static void
+group_add_element(void* data, void* userdata)
+{
+  const char* element              = data;
+  girara_completion_group_t* group = userdata;
+
+  girara_completion_group_add_element(group, element, NULL);
+}
+
 static girara_completion_t*
 list_files_for_cc(zathura_t* zathura, const char* input, bool check_file_ext, int show_recent)
 {
@@ -184,9 +193,7 @@ list_files_for_cc(zathura_t* zathura, const char* input, bool check_file_ext, in
       goto error_free;
     }
 
-    GIRARA_LIST_FOREACH_BODY(names, const char*, file,
-      girara_completion_group_add_element(group, file, NULL);
-    );
+    girara_list_foreach(names, group_add_element, group);
     girara_list_free(names);
   }
 
@@ -197,10 +204,7 @@ list_files_for_cc(zathura_t* zathura, const char* input, bool check_file_ext, in
     }
 
     if (girara_list_size(recent_files) != 0) {
-      GIRARA_LIST_FOREACH_BODY(recent_files, const char*, file,
-        girara_debug("adding %s (recent file)", file);
-        girara_completion_group_add_element(history_group, file, NULL);
-      );
+      girara_list_foreach(recent_files, group_add_element, history_group);
       girara_list_free(recent_files);
     } else {
       girara_completion_group_free(history_group);

zathura/database-plain.c

@@ -511,22 +511,28 @@ plain_load_jumplist(zathura_database_t* db, const char* file)
   return list;
 }
 
+static void
+jump_to_str(void* data, void* userdata)
+{
+  const zathura_jump_t* jump = data;
+  GString* str_val           = userdata;
+
+  char buffer[G_ASCII_DTOSTR_BUF_SIZE] = { '\0' };
+
+  g_string_append_printf(str_val, "%d ", jump->page);
+  g_string_append(str_val, g_ascii_dtostr(buffer, G_ASCII_DTOSTR_BUF_SIZE, jump->x));
+  g_string_append_c(str_val, ' ');
+  g_string_append(str_val, g_ascii_dtostr(buffer, G_ASCII_DTOSTR_BUF_SIZE, jump->y));
+  g_string_append_c(str_val, ' ');
+}
+
 static bool
 plain_save_jumplist(zathura_database_t* db, const char* file, girara_list_t* jumplist)
 {
   g_return_val_if_fail(db != NULL && file != NULL && jumplist != NULL, false);
 
   GString* str_val = g_string_new(NULL);
-
-  GIRARA_LIST_FOREACH_BODY(jumplist, zathura_jump_t*, jump,
-    char buffer[G_ASCII_DTOSTR_BUF_SIZE] = { '\0' };
-
-    g_string_append_printf(str_val, "%d ", jump->page);
-    g_string_append(str_val, g_ascii_dtostr(buffer, G_ASCII_DTOSTR_BUF_SIZE, jump->x));
-    g_string_append_c(str_val, ' ');
-    g_string_append(str_val, g_ascii_dtostr(buffer, G_ASCII_DTOSTR_BUF_SIZE, jump->y));
-    g_string_append_c(str_val, ' ');
-  );
+  girara_list_foreach(jumplist, jump_to_str, str_val);
 
   zathura_plaindatabase_private_t* priv = ZATHURA_PLAINDATABASE_GET_PRIVATE(db);
 

zathura/plugin.c

@@ -174,6 +174,24 @@ load_plugin(zathura_plugin_manager_t* plugin_manager, const char* plugindir, con
   }
 }
 
+static void
+load_dir(void* data, void* userdata)
+{
+  const char* plugindir                    = data;
+  zathura_plugin_manager_t* plugin_manager = userdata;
+
+  GDir* dir = g_dir_open(plugindir, 0, NULL);
+  if (dir == NULL) {
+    girara_error("could not open plugin directory: %s", plugindir);
+  } else {
+    const char* name = NULL;
+    while ((name = g_dir_read_name(dir)) != NULL) {
+      load_plugin(plugin_manager, plugindir, name);
+    }
+    g_dir_close(dir);
+  }
+}
+
 void
 zathura_plugin_manager_load(zathura_plugin_manager_t* plugin_manager)
 {
@@ -181,19 +199,8 @@ zathura_plugin_manager_load(zathura_plugin_manager_t* plugin_manager)
     return;
   }
 
-  GIRARA_LIST_FOREACH_BODY(plugin_manager->path, char*, plugindir,
-    /* read all files in the plugin directory */
-    GDir* dir = g_dir_open(plugindir, 0, NULL);
-    if (dir == NULL) {
-      girara_error("could not open plugin directory: %s", plugindir);
-    } else {
-      const char* name = NULL;
-      while ((name = g_dir_read_name(dir)) != NULL) {
-        load_plugin(plugin_manager, plugindir, name);
-      }
-      g_dir_close(dir);
-    }
-  );
+  /* read all files in the plugin directory */
+  girara_list_foreach(plugin_manager->path, load_dir, plugin_manager);
 }
 
 zathura_plugin_t*

zathura/synctex.c

@@ -320,6 +320,19 @@ synctex_highlight_rects(zathura_t* zathura, unsigned int page,
   zathura_jumplist_add(zathura);
 }
 
+static void
+dup_and_append_rect(void* data, void* userdata)
+{
+  const synctex_page_rect_t* rect = data;
+  girara_list_t** all_rectangles  = userdata;
+
+  zathura_rectangle_t* newrect = g_try_malloc0(sizeof(zathura_rectangle_t));
+  if (newrect != NULL) {
+    *newrect = rect->rect;
+    girara_list_append(all_rectangles[rect->page], newrect);
+  }
+}
+
 bool
 synctex_view(zathura_t* zathura, const char* input_file,
              unsigned int line, unsigned int column)
@@ -355,13 +368,7 @@ synctex_view(zathura_t* zathura, const char* input_file,
   }
 
   if (secondary_rects != NULL) {
-    GIRARA_LIST_FOREACH_BODY(secondary_rects, synctex_page_rect_t*, rect,
-      zathura_rectangle_t* newrect = g_try_malloc0(sizeof(zathura_rectangle_t));
-      if (newrect != NULL) {
-        *newrect = rect->rect;
-        girara_list_append(all_rectangles[rect->page], newrect);
-      }
-    );
+    girara_list_foreach(secondary_rects, dup_and_append_rect, all_rectangles);
   }
 
   synctex_highlight_rects(zathura, page, all_rectangles);

zathura/zathura.c

@@ -574,6 +574,23 @@ zathura_set_cache_dir(zathura_t* zathura, const char* dir)
   }
 }
 
+static void
+add_dir(void* data, void* userdata)
+{
+  const char* path                         = data;
+  zathura_plugin_manager_t* plugin_manager = userdata;
+
+  zathura_plugin_manager_add_dir(plugin_manager, path);
+}
+
+static void
+set_plugin_dir(zathura_t* zathura, const char* dir)
+{
+  girara_list_t* paths = girara_split_path_array(dir);
+  girara_list_foreach(paths, add_dir, zathura->plugins.manager);
+  girara_list_free(paths);
+}
+
 void
 zathura_set_plugin_dir(zathura_t* zathura, const char* dir)
 {
@@ -581,21 +598,12 @@ zathura_set_plugin_dir(zathura_t* zathura, const char* dir)
   g_return_if_fail(zathura->plugins.manager != NULL);
 
   if (dir != NULL) {
-    girara_list_t* paths = girara_split_path_array(dir);
-    GIRARA_LIST_FOREACH_BODY(paths, char*, path,
-      zathura_plugin_manager_add_dir(zathura->plugins.manager, path);
-    );
-    girara_list_free(paths);
-  } else {
+    set_plugin_dir(zathura, dir);
 #ifdef ZATHURA_PLUGINDIR
-    girara_list_t* paths = girara_split_path_array(ZATHURA_PLUGINDIR);
-    GIRARA_LIST_FOREACH_BODY(paths, char*, path,
-      zathura_plugin_manager_add_dir(zathura->plugins.manager, path);
-    );
-    girara_list_free(paths);
+  } else {
+    set_plugin_dir(zathura, ZATHURA_PLUGINDIR);
 #endif
   }
-
 }
 
 void