Bump liberty, shuffle some code

degesch.c

@@ -7349,6 +7349,100 @@ lua_cache_invalidate (lua_State *L, void *object)
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
+/// Append a traceback to all errors so that we can later extract it
+static int
+lua_plugin_error_handler (lua_State *L)
+{
+	luaL_traceback (L, L, luaL_checkstring (L, 1), 1);
+	return 1;
+}
+
+static bool
+lua_plugin_process_error (struct lua_plugin *self, const char *message,
+	struct error **e)
+{
+	struct str_vector v;
+	str_vector_init (&v);
+	cstr_split_ignore_empty (message, '\n', &v);
+
+	if (v.len < 2)
+		error_set (e, "%s", message);
+	else
+	{
+		error_set (e, "%s", v.vector[0]);
+		log_global_debug (self->ctx, "Lua: plugin \"#s\": #s",
+			self->super.name, v.vector[1]);
+		for (size_t i = 2; i < v.len; i++)
+			log_global_debug (self->ctx, " #s", v.vector[i]);
+	}
+
+	str_vector_free (&v);
+	return false;
+}
+
+/// Call a Lua function and process errors using our special error handler
+static bool
+lua_plugin_call (struct lua_plugin *self,
+	int n_params, int n_results, struct error **e)
+{
+	lua_State *L = self->L;
+
+	// We need to pop the error handler at the end
+	lua_pushcfunction (L, lua_plugin_error_handler);
+	int error_handler_idx = -n_params - 2;
+	lua_insert (L, error_handler_idx);
+
+	if (!lua_pcall (L, n_params, n_results, error_handler_idx))
+	{
+		lua_remove (L, -n_results - 1);
+		return true;
+	}
+
+	(void) lua_plugin_process_error (self, lua_tostring (L, -1), e);
+	lua_pop (L, 2);
+	return false;
+}
+
+/// Convenience function; replaces the "original" string or produces an error
+static bool
+lua_plugin_handle_string_filter_result (struct lua_plugin *self,
+	char **original, bool utf8, struct error **e)
+{
+	lua_State *L = self->L;
+	if (lua_isnil (L, -1))
+	{
+		free (*original);
+		*original = NULL;
+		return true;
+	}
+	if (!lua_isstring (L, -1))
+		FAIL ("must return either a string or nil");
+
+	size_t len;
+	const char *processed = lua_tolstring (L, -1, &len);
+	if (utf8 && !utf8_validate (processed, len))
+		FAIL ("must return valid UTF-8");
+
+	// Only replace the string if it's different
+	if (strcmp (processed, *original))
+	{
+		free (*original);
+		*original = xstrdup (processed);
+	}
+	return true;
+}
+
+static void
+lua_plugin_log_error
+	(struct lua_plugin *self, const char *where, struct error *error)
+{
+	log_global_error (self->ctx, "Lua: plugin \"#s\": #s: #s",
+		self->super.name, where, error->message);
+	error_free (error);
+}
+
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
 #define XLUA_BUFFER_METATABLE "buffer"  ///< Identifier for the Lua metatable
 
 struct lua_buffer
@@ -7587,100 +7681,6 @@ static luaL_Reg lua_hook_table[] =
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
-/// Append a traceback to all errors so that we can later extract it
-static int
-lua_plugin_error_handler (lua_State *L)
-{
-	luaL_traceback (L, L, luaL_checkstring (L, 1), 1);
-	return 1;
-}
-
-static bool
-lua_plugin_process_error (struct lua_plugin *self, const char *message,
-	struct error **e)
-{
-	struct str_vector v;
-	str_vector_init (&v);
-	cstr_split_ignore_empty (message, '\n', &v);
-
-	if (v.len < 2)
-		error_set (e, "%s", message);
-	else
-	{
-		error_set (e, "%s", v.vector[0]);
-		log_global_debug (self->ctx, "Lua: plugin \"#s\": #s",
-			self->super.name, v.vector[1]);
-		for (size_t i = 2; i < v.len; i++)
-			log_global_debug (self->ctx, " #s", v.vector[i]);
-	}
-
-	str_vector_free (&v);
-	return false;
-}
-
-/// Call a Lua function and process errors using our special error handler
-static bool
-lua_plugin_call (struct lua_plugin *self,
-	int n_params, int n_results, struct error **e)
-{
-	lua_State *L = self->L;
-
-	// We need to pop the error handler at the end
-	lua_pushcfunction (L, lua_plugin_error_handler);
-	int error_handler_idx = -n_params - 2;
-	lua_insert (L, error_handler_idx);
-
-	if (!lua_pcall (L, n_params, n_results, error_handler_idx))
-	{
-		lua_remove (L, -n_results - 1);
-		return true;
-	}
-
-	(void) lua_plugin_process_error (self, lua_tostring (L, -1), e);
-	lua_pop (L, 2);
-	return false;
-}
-
-/// Convenience function; replaces the "original" string or produces an error
-static bool
-lua_plugin_handle_string_filter_result (struct lua_plugin *self,
-	char **original, bool utf8, struct error **e)
-{
-	lua_State *L = self->L;
-	if (lua_isnil (L, -1))
-	{
-		free (*original);
-		*original = NULL;
-		return true;
-	}
-	if (!lua_isstring (L, -1))
-		FAIL ("must return either a string or nil");
-
-	size_t len;
-	const char *processed = lua_tolstring (L, -1, &len);
-	if (utf8 && !utf8_validate (processed, len))
-		FAIL ("must return valid UTF-8");
-
-	// Only replace the string if it's different
-	if (strcmp (processed, *original))
-	{
-		free (*original);
-		*original = xstrdup (processed);
-	}
-	return true;
-}
-
-static void
-lua_plugin_log_error
-	(struct lua_plugin *self, const char *where, struct error *error)
-{
-	log_global_error (self->ctx, "Lua: plugin \"#s\": #s: #s",
-		self->super.name, where, error->message);
-	error_free (error);
-}
-
-// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-
 static char *
 lua_input_hook_filter (struct input_hook *self, struct buffer *buffer,
 	char *input)

liberty

@@ -1 +1 @@
-Subproject commit 9e3cb2b6aa2db3ca0ea6a854fb3f89a163c84235
+Subproject commit 60dd23ab8f5d772bee38200395e54d640499d443