seat config handler context

include/sway/config.h

@@ -354,6 +354,7 @@ struct sway_config {
 	// Context for command handlers
 	struct {
 		struct input_config *input_config;
+		struct seat_config *seat_config;
 	} handler_context;
 };
 

include/sway/input/input-manager.h

@@ -5,8 +5,6 @@
 #include "sway/config.h"
 #include "list.h"
 
-extern struct seat_config *current_seat_config;
-
 /**
  * The global singleton input manager
  * TODO: make me not a global

sway/commands.c

@@ -86,7 +86,6 @@ void apply_seat_config(struct seat_config *seat) {
 		list_add(config->seat_configs, seat);
 	}
 
-	current_seat_config = seat;
 	sway_input_manager_apply_seat_config(input_manager, seat);
 }
 

sway/commands/input.c

@@ -28,6 +28,9 @@ struct cmd_results *cmd_input(int argc, char **argv) {
 	if (!has_context) {
 		// caller did not give a context so create one just for this command
 		config->handler_context.input_config = new_input_config(argv[0]);
+		if (!config->handler_context.input_config) {
+			return cmd_results_new(CMD_FAILURE, NULL, "Couldn't allocate config");
+		}
 	}
 
 	int argc_new = argc-2;

sway/commands/seat.c

@@ -11,8 +11,12 @@ struct cmd_results *cmd_seat(int argc, char **argv) {
 	}
 
 	if (config->reading && strcmp("{", argv[1]) == 0) {
-		current_seat_config = new_seat_config(argv[0]);
+		free_seat_config(config->handler_context.seat_config);
-		wlr_log(L_DEBUG, "entering seat block: %s", current_seat_config->name);
+		config->handler_context.seat_config = new_seat_config(argv[0]);
+		if (!config->handler_context.seat_config) {
+			return cmd_results_new(CMD_FAILURE, NULL, "Couldn't allocate config");
+		}
+		wlr_log(L_DEBUG, "entering seat block: %s", argv[0]);
 		return cmd_results_new(CMD_BLOCK_SEAT, NULL, NULL);
 	}
 
@@ -20,11 +24,18 @@ struct cmd_results *cmd_seat(int argc, char **argv) {
 		return error;
 	}
 
+	bool has_context = (config->handler_context.seat_config != NULL);
+	if (!has_context) {
+		config->handler_context.seat_config = new_seat_config(argv[0]);
+		if (!config->handler_context.seat_config) {
+			return cmd_results_new(CMD_FAILURE, NULL, "Couldn't allocate config");
+		}
+	}
+
 	int argc_new = argc-2;
 	char **argv_new = argv+2;
 
 	struct cmd_results *res;
-	current_seat_config = new_seat_config(argv[0]);
 	if (strcasecmp("attach", argv[1]) == 0) {
 		res = seat_cmd_attach(argc_new, argv_new);
 	} else if (strcasecmp("fallback", argv[1]) == 0) {
@@ -32,6 +43,12 @@ struct cmd_results *cmd_seat(int argc, char **argv) {
 	} else {
 		res = cmd_results_new(CMD_INVALID, "seat <name>", "Unknown command %s", argv[1]);
 	}
-	current_seat_config = NULL;
+
+	if (!has_context) {
+		// clean up the context we created earlier
+		free_seat_config(config->handler_context.seat_config);
+		config->handler_context.seat_config = NULL;
+	}
+
 	return res;
 }

sway/commands/seat/attach.c

@@ -12,6 +12,8 @@ struct cmd_results *seat_cmd_attach(int argc, char **argv) {
 	if ((error = checkarg(argc, "attach", EXPECTED_AT_LEAST, 1))) {
 		return error;
 	}
+	struct seat_config *current_seat_config =
+		config->handler_context.seat_config;
 	if (!current_seat_config) {
 		return cmd_results_new(CMD_FAILURE, "attach", "No seat defined");
 	}

sway/commands/seat/fallback.c

@@ -9,6 +9,8 @@ struct cmd_results *seat_cmd_fallback(int argc, char **argv) {
 	if ((error = checkarg(argc, "fallback", EXPECTED_AT_LEAST, 1))) {
 		return error;
 	}
+	struct seat_config *current_seat_config =
+		config->handler_context.seat_config;
 	if (!current_seat_config) {
 		return cmd_results_new(CMD_FAILURE, "fallback", "No seat defined");
 	}
@@ -20,6 +22,7 @@ struct cmd_results *seat_cmd_fallback(int argc, char **argv) {
 	} else if (strcasecmp(argv[0], "false") == 0) {
 		new_config->fallback = 0;
 	} else {
+		free_seat_config(new_config);
 		return cmd_results_new(CMD_INVALID, "fallback",
 			"Expected 'fallback <true|false>'");
 	}

sway/config.c

@@ -484,6 +484,7 @@ bool load_include_configs(const char *path, struct sway_config *config) {
 
 void config_clear_handler_context(struct sway_config *config) {
 	free_input_config(config->handler_context.input_config);
+	free_seat_config(config->handler_context.seat_config);
 
 	memset(&config->handler_context, 0, sizeof(config->handler_context));
 }
@@ -604,7 +605,6 @@ bool read_config(FILE *file, struct sway_config *config) {
 
 			case CMD_BLOCK_SEAT:
 				wlr_log(L_DEBUG, "End of seat block");
-				current_seat_config = NULL;
 				block = CMD_BLOCK_END;
 				break;