swaybar: rename state to bar

13 files changed, 274 insertions, 273 deletions

diff --git a/swaybar/CMakeLists.txt b/swaybar/CMakeLists.txt
index 474d8474..7f3cb383 100644
--- a/swaybar/CMakeLists.txt
+++ b/swaybar/CMakeLists.txt
@@ -10,7 +10,7 @@ add_executable(swaybar
 	main.c
 	config.c
 	render.c
-	state.c
+	bar.c
 	status_line.c
 	ipc.c
 )
diff --git a/swaybar/bar.c b/swaybar/bar.c
new file mode 100644
index 00000000..fc01863b
--- /dev/null
+++ b/swaybar/bar.c
@@ -0,0 +1,185 @@
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+#include "ipc-client.h"
+#include "list.h"
+#include "log.h"
+#include "ipc.h"
+#include "render.h"
+#include "config.h"
+#include "status_line.h"
+#include "bar.h"
+
+static void bar_init(struct bar *bar) {
+	bar->config = init_config();
+	bar->status = init_status_line();
+	bar->output = malloc(sizeof(struct output));
+	bar->output->window = NULL;
+	bar->output->registry = NULL;
+	bar->output->workspaces = create_list();
+	bar->output->name = NULL;
+}
+
+static void spawn_status_cmd_proc(struct bar *bar) {
+	if (bar->config->status_command) {
+		int pipefd[2];
+		pipe(pipefd);
+		bar->status_command_pid = fork();
+		if (bar->status_command_pid == 0) {
+			close(pipefd[0]);
+			dup2(pipefd[1], STDOUT_FILENO);
+			close(pipefd[1]);
+			char *const cmd[] = {
+				"sh",
+				"-c",
+				bar->config->status_command,
+				NULL,
+			};
+			execvp(cmd[0], cmd);
+			return;
+		}
+
+		close(pipefd[1]);
+		bar->status_read_fd = pipefd[0];
+		fcntl(bar->status_read_fd, F_SETFL, O_NONBLOCK);
+	}
+}
+
+
+void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id, int desired_output) {
+	/* initialize bar with default values */
+	bar_init(bar);
+
+	bar->output->registry = registry_poll();
+
+	if (!bar->output->registry->desktop_shell) {
+		sway_abort("swaybar requires the compositor to support the desktop-shell extension.");
+	}
+
+	/* connect to sway ipc */
+	bar->ipc_socketfd = ipc_open_socket(socket_path);
+	bar->ipc_event_socketfd = ipc_open_socket(socket_path);
+
+	ipc_bar_init(bar, desired_output, bar_id);
+
+	struct output_state *output = bar->output->registry->outputs->items[desired_output];
+
+	bar->output->window = window_setup(bar->output->registry, output->width, 30, false);
+	if (!bar->output->window) {
+		sway_abort("Failed to create window.");
+	}
+	desktop_shell_set_panel(bar->output->registry->desktop_shell, output->output, bar->output->window->surface);
+	desktop_shell_set_panel_position(bar->output->registry->desktop_shell, bar->config->position);
+
+	/* set font */
+	bar->output->window->font = bar->config->font;
+
+	/* set window height */
+	set_window_height(bar->output->window, bar->config->height);
+
+	/* spawn status command */
+	spawn_status_cmd_proc(bar);
+}
+
+void bar_run(struct bar *bar) {
+	fd_set readfds;
+	int activity;
+	bool dirty = true;
+
+	while (1) {
+		if (dirty) {
+			struct output *output = bar->output;
+			if (window_prerender(output->window) && output->window->cairo) {
+				render(output, bar->config, bar->status);
+				window_render(output->window);
+				if (wl_display_dispatch(output->registry->display) == -1) {
+					break;
+				}
+			}
+		}
+
+		dirty = false;
+		FD_ZERO(&readfds);
+		FD_SET(bar->ipc_event_socketfd, &readfds);
+		FD_SET(bar->status_read_fd, &readfds);
+
+		activity = select(FD_SETSIZE, &readfds, NULL, NULL, NULL);
+		if (activity < 0) {
+			sway_log(L_ERROR, "polling failed: %d", errno);
+		}
+
+		if (FD_ISSET(bar->ipc_event_socketfd, &readfds)) {
+			sway_log(L_DEBUG, "Got IPC event.");
+			dirty = handle_ipc_event(bar);
+		}
+
+		if (bar->config->status_command && FD_ISSET(bar->status_read_fd, &readfds)) {
+			sway_log(L_DEBUG, "Got update from status command.");
+			dirty = handle_status_line(bar);
+		}
+	}
+}
+
+void free_workspaces(list_t *workspaces) {
+	int i;
+	for (i = 0; i < workspaces->length; ++i) {
+		struct workspace *ws = workspaces->items[i];
+		free(ws->name);
+		free(ws);
+	}
+	list_free(workspaces);
+}
+
+static void free_output(struct output *output) {
+	window_teardown(output->window);
+	if (output->registry) {
+		registry_teardown(output->registry);
+	}
+
+	free(output->name);
+
+	if (output->workspaces) {
+		free_workspaces(output->workspaces);
+	}
+
+	free(output);
+}
+
+static void terminate_status_command(pid_t pid) {
+	if (pid) {
+		// terminate status_command process
+		int ret = kill(pid, SIGTERM);
+		if (ret != 0) {
+			sway_log(L_ERROR, "Unable to terminate status_command [pid: %d]", pid);
+		} else {
+			int status;
+			waitpid(pid, &status, 0);
+		}
+	}
+}
+
+void bar_teardown(struct bar *bar) {
+	free_config(bar->config);
+	free_output(bar->output);
+	free_status_line(bar->status);
+
+	/* close sockets/pipes */
+	if (bar->status_read_fd) {
+		close(bar->status_read_fd);
+	}
+
+	if (bar->ipc_socketfd) {
+		close(bar->ipc_socketfd);
+	}
+
+	if (bar->ipc_event_socketfd) {
+		close(bar->ipc_event_socketfd);
+	}
+
+	/* terminate status command process */
+	terminate_status_command(bar->status_command_pid);
+}
diff --git a/swaybar/state.h b/swaybar/bar.h
index 985002f8..89496da6 100644
--- a/swaybar/state.h
+++ b/swaybar/bar.h
@@ -1,12 +1,12 @@
-#ifndef _SWAYBAR_STATE_H
-#define _SWAYBAR_STATE_H
+#ifndef _SWAYBAR_BAR_H
+#define _SWAYBAR_BAR_H
 
 #include "client/registry.h"
 #include "client/window.h"
 #include "list.h"
 
-struct swaybar_state {
-	struct swaybar_config *config;
+struct bar {
+	struct config *config;
 	struct status_line *status;
 	struct output *output;
 	/* list_t *outputs; */
@@ -33,14 +33,14 @@ struct workspace {
 };
 
 /**
- * Setup state.
+ * Setup bar.
  */
-void state_setup(struct swaybar_state *state, const char *socket_path, const char *bar_id, int desired_output);
+void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id, int desired_output);
 
 /**
- * State mainloop.
+ * Bar mainloop.
  */
-void state_run(struct swaybar_state *state);
+void bar_run(struct bar *bar);
 
 /**
  * free workspace list.
@@ -48,8 +48,8 @@ void state_run(struct swaybar_state *state);
 void free_workspaces(list_t *workspaces);
 
 /**
- * Teardown state.
+ * Teardown bar.
  */
-void state_teardown(struct swaybar_state *state);
+void bar_teardown(struct bar *bar);
 
-#endif /* _SWAYBAR_STATE_H */
+#endif /* _SWAYBAR_BAR_H */
diff --git a/swaybar/config.c b/swaybar/config.c
index 7c03198a..28b609e6 100644
--- a/swaybar/config.c
+++ b/swaybar/config.c
@@ -41,8 +41,8 @@ char *parse_font(const char *font) {
 	return new_font;
 }
 
-struct swaybar_config *init_config() {
-	struct swaybar_config *config = calloc(1, sizeof(struct swaybar_config));
+struct config *init_config() {
+	struct config *config = calloc(1, sizeof(struct config));
 	config->status_command = NULL;
 	config->position = DESKTOP_SHELL_PANEL_POSITION_BOTTOM;
 	config->font = strdup("monospace 10");
@@ -83,7 +83,7 @@ struct swaybar_config *init_config() {
 	return config;
 }
 
-void free_config(struct swaybar_config *config) {
+void free_config(struct config *config) {
 	free(config->status_command);
 	free(config->font);
 	free(config->mode);
diff --git a/swaybar/config.h b/swaybar/config.h
index ee06668e..508b9c42 100644
--- a/swaybar/config.h
+++ b/swaybar/config.h
@@ -16,7 +16,7 @@ struct box_colors {
 /**
  * Swaybar config.
  */
-struct swaybar_config {
+struct config {
 	char *status_command;
 	uint32_t position;
 	char *font;
@@ -59,11 +59,11 @@ char *parse_font(const char *font);
 /**
  * Initialize default sway config.
  */
-struct swaybar_config *init_config();
+struct config *init_config();
 
 /**
  * Free config struct.
  */
-void free_config(struct swaybar_config *config);
+void free_config(struct config *config);
 
 #endif /* _SWAYBAR_CONFIG_H */
diff --git a/swaybar/ipc.c b/swaybar/ipc.c
index 884d02ff..547041ce 100644
--- a/swaybar/ipc.c
+++ b/swaybar/ipc.c
@@ -7,14 +7,14 @@
 #include "config.h"
 #include "ipc.h"
 
-static void ipc_parse_config(struct swaybar_config *config, const char *payload) {
+static void ipc_parse_config(struct config *config, const char *payload) {
 	json_object *bar_config = json_tokener_parse(payload);
-	json_object *tray_output, *mode, *hidden_state, *position, *status_command;
+	json_object *tray_output, *mode, *hidden_bar, *position, *status_command;
 	json_object *font, *bar_height, *workspace_buttons, *strip_workspace_numbers;
 	json_object *binding_mode_indicator, *verbose, *colors, *sep_symbol;
 	json_object_object_get_ex(bar_config, "tray_output", &tray_output);
 	json_object_object_get_ex(bar_config, "mode", &mode);
-	json_object_object_get_ex(bar_config, "hidden_state", &hidden_state);
+	json_object_object_get_ex(bar_config, "hidden_bar", &hidden_bar);
 	json_object_object_get_ex(bar_config, "position", &position);
 	json_object_object_get_ex(bar_config, "status_command", &status_command);
 	json_object_object_get_ex(bar_config, "font", &font);
@@ -150,14 +150,14 @@ static void ipc_parse_config(struct swaybar_config *config, const char *payload)
 	json_object_put(bar_config);
 }
 
-static void ipc_update_workspaces(struct swaybar_state *state) {
-	if (state->output->workspaces) {
-		free_workspaces(state->output->workspaces);
+static void ipc_update_workspaces(struct bar *bar) {
+	if (bar->output->workspaces) {
+		free_workspaces(bar->output->workspaces);
 	}
-	state->output->workspaces = create_list();
+	bar->output->workspaces = create_list();
 
 	uint32_t len = 0;
-	char *res = ipc_single_command(state->ipc_socketfd, IPC_GET_WORKSPACES, NULL, &len);
+	char *res = ipc_single_command(bar->ipc_socketfd, IPC_GET_WORKSPACES, NULL, &len);
 	json_object *results = json_tokener_parse(res);
 	if (!results) {
 		free(res);
@@ -178,14 +178,14 @@ static void ipc_update_workspaces(struct swaybar_state *state) {
 		json_object_object_get_ex(ws_json, "output", &out);
 		json_object_object_get_ex(ws_json, "urgent", &urgent);
 
-		if (strcmp(json_object_get_string(out), state->output->name) == 0) {
+		if (strcmp(json_object_get_string(out), bar->output->name) == 0) {
 			struct workspace *ws = malloc(sizeof(struct workspace));
 			ws->num = json_object_get_int(num);
 			ws->name = strdup(json_object_get_string(name));
 			ws->visible = json_object_get_boolean(visible);
 			ws->focused = json_object_get_boolean(focused);
 			ws->urgent = json_object_get_boolean(urgent);
-			list_add(state->output->workspaces, ws);
+			list_add(bar->output->workspaces, ws);
 		}
 	}
 
@@ -193,36 +193,36 @@ static void ipc_update_workspaces(struct swaybar_state *state) {
 	free(res);
 }
 
-void ipc_bar_init(struct swaybar_state *state, int outputi, const char *bar_id) {
+void ipc_bar_init(struct bar *bar, int outputi, const char *bar_id) {
 	uint32_t len = 0;
-	char *res = ipc_single_command(state->ipc_socketfd, IPC_GET_OUTPUTS, NULL, &len);
+	char *res = ipc_single_command(bar->ipc_socketfd, IPC_GET_OUTPUTS, NULL, &len);
 	json_object *outputs = json_tokener_parse(res);
 	json_object *info = json_object_array_get_idx(outputs, outputi);
 	json_object *name;
 	json_object_object_get_ex(info, "name", &name);
-	state->output->name = strdup(json_object_get_string(name));
+	bar->output->name = strdup(json_object_get_string(name));
 	free(res);
 	json_object_put(outputs);
 
 	len = strlen(bar_id);
-	res = ipc_single_command(state->ipc_socketfd, IPC_GET_BAR_CONFIG, bar_id, &len);
+	res = ipc_single_command(bar->ipc_socketfd, IPC_GET_BAR_CONFIG, bar_id, &len);
 
-	ipc_parse_config(state->config, res);
+	ipc_parse_config(bar->config, res);
 	free(res);
 
 	const char *subscribe_json = "[ \"workspace\", \"mode\" ]";
 	len = strlen(subscribe_json);
-	res = ipc_single_command(state->ipc_event_socketfd, IPC_SUBSCRIBE, subscribe_json, &len);
+	res = ipc_single_command(bar->ipc_event_socketfd, IPC_SUBSCRIBE, subscribe_json, &len);
 	free(res);
 
-	ipc_update_workspaces(state);
+	ipc_update_workspaces(bar);
 }
 
-bool handle_ipc_event(struct swaybar_state *state) {
-	struct ipc_response *resp = ipc_recv_response(state->ipc_event_socketfd);
+bool handle_ipc_event(struct bar *bar) {
+	struct ipc_response *resp = ipc_recv_response(bar->ipc_event_socketfd);
 	switch (resp->type) {
 	case IPC_EVENT_WORKSPACE:
-		ipc_update_workspaces(state);
+		ipc_update_workspaces(bar);
 		break;
 	case IPC_EVENT_MODE: {
 		json_object *result = json_tokener_parse(resp->payload);
@@ -235,11 +235,11 @@ bool handle_ipc_event(struct swaybar_state *state) {
 		if (json_object_object_get_ex(result, "change", &json_change)) {
 			const char *change = json_object_get_string(json_change);
 
-			free(state->config->mode);
+			free(bar->config->mode);
 			if (strcmp(change, "default") == 0) {
-				state->config->mode = NULL;
+				bar->config->mode = NULL;
 			} else {
-				state->config->mode = strdup(change);
+				bar->config->mode = strdup(change);
 			}
 		} else {
 			sway_log(L_ERROR, "failed to parse response");
diff --git a/swaybar/ipc.h b/swaybar/ipc.h
index 06d30076..c3f661f8 100644
--- a/swaybar/ipc.h
+++ b/swaybar/ipc.h
@@ -1,17 +1,17 @@
 #ifndef _SWAYBAR_IPC_H
 #define _SWAYBAR_IPC_H
 
-#include "state.h"
+#include "bar.h"
 
 /**
  * Initialize ipc connection to sway and get sway state, outputs, bar_config.
  */
-void ipc_bar_init(struct swaybar_state *state, int outputi, const char *bar_id);
+void ipc_bar_init(struct bar *bar, int outputi, const char *bar_id);
 
 /**
  * Handle ipc event from sway.
  */
-bool handle_ipc_event(struct swaybar_state *state);
+bool handle_ipc_event(struct bar *bar);
 
 #endif /* _SWAYBAR_IPC_H */
 
diff --git a/swaybar/main.c b/swaybar/main.c
index 51846bca..fc5acdae 100644
--- a/swaybar/main.c
+++ b/swaybar/main.c
@@ -5,17 +5,18 @@
 #include <getopt.h>
 #include "ipc-client.h"
 #include "log.h"
-#include "state.h"
+#include "bar.h"
 
-struct swaybar_state state;
+/* global bar state */
+struct bar swaybar;
 
 void sway_terminate(void) {
-	state_teardown(&state);
+	bar_teardown(&swaybar);
 	exit(EXIT_FAILURE);
 }
 
 void sig_handler(int signal) {
-	state_teardown(&state);
+	bar_teardown(&swaybar);
 	exit(0);
 }
 
@@ -102,15 +103,15 @@ int main(int argc, char **argv) {
 
 	signal(SIGTERM, sig_handler);
 
-	state_setup(&state, socket_path, bar_id, desired_output);
+	bar_setup(&swaybar, socket_path, bar_id, desired_output);
 
 	free(socket_path);
 	free(bar_id);
 
-	state_run(&state);
+	bar_run(&swaybar);
 
 	// gracefully shutdown swaybar and status_command
-	state_teardown(&state);
+	bar_teardown(&swaybar);
 
 	return 0;
 }
diff --git a/swaybar/render.c b/swaybar/render.c
index 9ac0c766..f3ce6010 100644
--- a/swaybar/render.c
+++ b/swaybar/render.c
@@ -55,7 +55,7 @@ static void render_sharp_line(cairo_t *cairo, uint32_t color, double x, double y
 	}
 }
 
-static void render_block(struct window *window, struct swaybar_config *config, struct status_block *block, double *x, bool edge) {
+static void render_block(struct window *window, struct config *config, struct status_block *block, double *x, bool edge) {
 	int width, height, sep_width;
 	get_text_size(window, &width, &height, "%s", block->full_text);
 
@@ -203,7 +203,7 @@ static char *handle_workspace_number(bool strip_num, const char *ws_name) {
 	return strdup(ws_name);
 }
 
-static void render_workspace_button(struct window *window, struct swaybar_config *config, struct workspace *ws, double *x) {
+static void render_workspace_button(struct window *window, struct config *config, struct workspace *ws, double *x) {
 	// strip workspace numbers if required
 	char *name = handle_workspace_number(config->strip_workspace_numbers, ws->name);
 
@@ -242,7 +242,7 @@ static void render_workspace_button(struct window *window, struct swaybar_config
 	free(name);
 }
 
-static void render_binding_mode_indicator(struct window *window, struct swaybar_config *config, double pos) {
+static void render_binding_mode_indicator(struct window *window, struct config *config, double pos) {
 	int width, height;
 	get_text_size(window, &width, &height, "%s", config->mode);
 
@@ -264,7 +264,7 @@ static void render_binding_mode_indicator(struct window *window, struct swaybar_
 	pango_printf(window, "%s", config->mode);
 }
 
-void render(struct output *output, struct swaybar_config *config, struct status_line *line) {
+void render(struct output *output, struct config *config, struct status_line *line) {
 	int i;
 
 	struct window *window = output->window;
diff --git a/swaybar/render.h b/swaybar/render.h
index 527cf76a..931a1cdd 100644
--- a/swaybar/render.h
+++ b/swaybar/render.h
@@ -2,12 +2,12 @@
 #define _SWAYBAR_RENDER_H
 
 #include "config.h"
-#include "state.h"
+#include "bar.h"
 
 /**
  * Render swaybar.
  */
-void render(struct output *output, struct swaybar_config *config, struct status_line *line);
+void render(struct output *output, struct config *config, struct status_line *line);
 
 /**
  * Set window height and modify internal spacing accordingly.
diff --git a/swaybar/state.c b/swaybar/state.c
deleted file mode 100644
index 535efbc4..00000000
--- a/swaybar/state.c
+++ /dev/null
@@ -1,185 +0,0 @@
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-
-#include "ipc-client.h"
-#include "list.h"
-#include "log.h"
-#include "ipc.h"
-#include "render.h"
-#include "config.h"
-#include "status_line.h"
-#include "state.h"
-
-static void state_init(struct swaybar_state *state) {
-	state->config = init_config();
-	state->status = init_status_line();
-	state->output = malloc(sizeof(struct output));
-	state->output->window = NULL;
-	state->output->registry = NULL;
-	state->output->workspaces = create_list();
-	state->output->name = NULL;
-}
-
-static void spawn_status_cmd_proc(struct swaybar_state *state) {
-	if (state->config->status_command) {
-		int pipefd[2];
-		pipe(pipefd);
-		state->status_command_pid = fork();
-		if (state->status_command_pid == 0) {
-			close(pipefd[0]);
-			dup2(pipefd[1], STDOUT_FILENO);
-			close(pipefd[1]);
-			char *const cmd[] = {
-				"sh",
-				"-c",
-				state->config->status_command,
-				NULL,
-			};
-			execvp(cmd[0], cmd);
-			return;
-		}
-
-		close(pipefd[1]);
-		state->status_read_fd = pipefd[0];
-		fcntl(state->status_read_fd, F_SETFL, O_NONBLOCK);
-	}
-}
-
-
-void state_setup(struct swaybar_state *state, const char *socket_path, const char *bar_id, int desired_output) {
-	/* initialize state with default values */
-	state_init(state);
-
-	state->output->registry = registry_poll();
-
-	if (!state->output->registry->desktop_shell) {
-		sway_abort("swaybar requires the compositor to support the desktop-shell extension.");
-	}
-
-	/* connect to sway ipc */
-	state->ipc_socketfd = ipc_open_socket(socket_path);
-	state->ipc_event_socketfd = ipc_open_socket(socket_path);
-
-	ipc_bar_init(state, desired_output, bar_id);
-
-	struct output_state *output = state->output->registry->outputs->items[desired_output];
-
-	state->output->window = window_setup(state->output->registry, output->width, 30, false);
-	if (!state->output->window) {
-		sway_abort("Failed to create window.");
-	}
-	desktop_shell_set_panel(state->output->registry->desktop_shell, output->output, state->output->window->surface);
-	desktop_shell_set_panel_position(state->output->registry->desktop_shell, state->config->position);
-
-	/* set font */
-	state->output->window->font = state->config->font;
-
-	/* set window height */
-	set_window_height(state->output->window, state->config->height);
-
-	/* spawn status command */
-	spawn_status_cmd_proc(state);
-}
-
-void state_run(struct swaybar_state *state) {
-	fd_set readfds;
-	int activity;
-	bool dirty = true;
-
-	while (1) {
-		if (dirty) {
-			struct output *output = state->output;
-			if (window_prerender(output->window) && output->window->cairo) {
-				render(output, state->config, state->status);
-				window_render(output->window);
-				if (wl_display_dispatch(output->registry->display) == -1) {
-					break;
-				}
-			}
-		}
-
-		dirty = false;
-		FD_ZERO(&readfds);
-		FD_SET(state->ipc_event_socketfd, &readfds);
-		FD_SET(state->status_read_fd, &readfds);
-
-		activity = select(FD_SETSIZE, &readfds, NULL, NULL, NULL);
-		if (activity < 0) {
-			sway_log(L_ERROR, "polling failed: %d", errno);
-		}
-
-		if (FD_ISSET(state->ipc_event_socketfd, &readfds)) {
-			sway_log(L_DEBUG, "Got IPC event.");
-			dirty = handle_ipc_event(state);
-		}
-
-		if (state->config->status_command && FD_ISSET(state->status_read_fd, &readfds)) {
-			sway_log(L_DEBUG, "Got update from status command.");
-			dirty = handle_status_line(state);
-		}
-	}
-}
-
-void free_workspaces(list_t *workspaces) {
-	int i;
-	for (i = 0; i < workspaces->length; ++i) {
-		struct workspace *ws = workspaces->items[i];
-		free(ws->name);
-		free(ws);
-	}
-	list_free(workspaces);
-}
-
-static void free_output(struct output *output) {
-	window_teardown(output->window);
-	if (output->registry) {
-		registry_teardown(output->registry);
-	}
-
-	free(output->name);
-
-	if (output->workspaces) {
-		free_workspaces(output->workspaces);
-	}
-
-	free(output);
-}
-
-static void terminate_status_command(pid_t pid) {
-	if (pid) {
-		// terminate status_command process
-		int ret = kill(pid, SIGTERM);
-		if (ret != 0) {
-			sway_log(L_ERROR, "Unable to terminate status_command [pid: %d]", pid);
-		} else {
-			int status;
-			waitpid(pid, &status, 0);
-		}
-	}
-}
-
-void state_teardown(struct swaybar_state *state) {
-	free_config(state->config);
-	free_output(state->output);
-	free_status_line(state->status);
-
-	/* close sockets/pipes */
-	if (state->status_read_fd) {
-		close(state->status_read_fd);
-	}
-
-	if (state->ipc_socketfd) {
-		close(state->ipc_socketfd);
-	}
-
-	if (state->ipc_event_socketfd) {
-		close(state->ipc_event_socketfd);
-	}
-
-	/* terminate status command process */
-	terminate_status_command(state->status_command_pid);
-}
diff --git a/swaybar/status_line.c b/swaybar/status_line.c
index a072673b..6b630c49 100644
--- a/swaybar/status_line.c
+++ b/swaybar/status_line.c
@@ -19,7 +19,7 @@ struct {
 	char *parserpos;
 	bool escape;
 	int depth;
-	int state[I3JSON_MAXDEPTH+1];
+	int bar[I3JSON_MAXDEPTH+1];
 } i3json_state = { 0, NULL, NULL, NULL, false, 0, { I3JSON_UNKNOWN } };
 
 static char line[1024];
@@ -48,7 +48,7 @@ static void free_status_block(void *item) {
 	free(sb);
 }
 
-static void parse_json(struct swaybar_state *state, const char *text) {
+static void parse_json(struct bar *bar, const char *text) {
 	json_object *results = json_tokener_parse(text);
 	if (!results) {
 		sway_log(L_DEBUG, "Failed to parse json");
@@ -59,12 +59,12 @@ static void parse_json(struct swaybar_state *state, const char *text) {
 		return;
 	}
 
-	if (state->status->block_line) {
-		list_foreach(state->status->block_line, free_status_block);
-		list_free(state->status->block_line);
+	if (bar->status->block_line) {
+		list_foreach(bar->status->block_line, free_status_block);
+		list_free(bar->status->block_line);
 	}
 
-	state->status->block_line = create_list();
+	bar->status->block_line = create_list();
 
 	int i;
 	for (i = 0; i < json_object_array_length(results); ++i) {
@@ -108,7 +108,7 @@ static void parse_json(struct swaybar_state *state, const char *text) {
 		if (color) {
 			new->color = parse_color(json_object_get_string(color));
 		} else {
-			new->color = state->config->colors.statusline;
+			new->color = bar->config->colors.statusline;
 		}
 
 		if (min_width) {
@@ -188,18 +188,18 @@ static void parse_json(struct swaybar_state *state, const char *text) {
 			new->border_right = 1;
 		}
 
-		list_add(state->status->block_line, new);
+		list_add(bar->status->block_line, new);
 	}
 
 	json_object_put(results);
 }
 
 // continue parsing from last parserpos
-static int i3json_parse(struct swaybar_state *st) {
+static int i3json_parse(struct bar *bar) {
 	char *c = i3json_state.parserpos;
 	int handled = 0;
 	while (*c) {
-		if (i3json_state.state[i3json_state.depth] == I3JSON_STRING) {
+		if (i3json_state.bar[i3json_state.depth] == I3JSON_STRING) {
 			if (!i3json_state.escape && *c == '"') {
 				--i3json_state.depth;
 			}
@@ -211,13 +211,13 @@ static int i3json_parse(struct swaybar_state *st) {
 				if (i3json_state.depth > I3JSON_MAXDEPTH) {
 					sway_abort("JSON too deep");
 				}
-				i3json_state.state[i3json_state.depth] = I3JSON_ARRAY;
+				i3json_state.bar[i3json_state.depth] = I3JSON_ARRAY;
 				if (i3json_state.depth == 2) {
 					i3json_state.line_start = c;
 				}
 				break;
 			case ']':
-				if (i3json_state.state[i3json_state.depth] != I3JSON_ARRAY) {
+				if (i3json_state.bar[i3json_state.depth] != I3JSON_ARRAY) {
 					sway_abort("JSON malformed");
 				}
 				--i3json_state.depth;
@@ -225,7 +225,7 @@ static int i3json_parse(struct swaybar_state *st) {
 					// c[1] is valid since c[0] != '\0'
 					char p = c[1];
 					c[1] = '\0';
-					parse_json(st, i3json_state.line_start);
+					parse_json(bar, i3json_state.line_start);
 					c[1] = p;
 					++handled;
 					i3json_state.line_start = c+1;
@@ -236,7 +236,7 @@ static int i3json_parse(struct swaybar_state *st) {
 				if (i3json_state.depth > I3JSON_MAXDEPTH) {
 					sway_abort("JSON too deep");
 				}
-				i3json_state.state[i3json_state.depth] = I3JSON_STRING;
+				i3json_state.bar[i3json_state.depth] = I3JSON_STRING;
 				break;
 			}
 		}
@@ -361,49 +361,49 @@ static void i3json_ensure_free(int min_free) {
 }
 
 // append data and parse it.
-static int i3json_handle_data(struct swaybar_state *st, char *data) {
+static int i3json_handle_data(struct bar *bar, char *data) {
 	int len = strlen(data);
 	i3json_ensure_free(len);
 	strcpy(i3json_state.parserpos, data);
-	return i3json_parse(st);
+	return i3json_parse(bar);
 }
 
 // read data from fd and parse it.
-static int i3json_handle_fd(struct swaybar_state *state) {
+static int i3json_handle_fd(struct bar *bar) {
 	i3json_ensure_free(10240);
 	// get fresh data at the end of the buffer
-	int readlen = read(state->status_read_fd, i3json_state.parserpos, 10239);
+	int readlen = read(bar->status_read_fd, i3json_state.parserpos, 10239);
 	if (readlen < 0) {
 		return readlen;
 	}
 	i3json_state.parserpos[readlen] = '\0';
-	return i3json_parse(state);
+	return i3json_parse(bar);
 }
 
-bool handle_status_line(struct swaybar_state *state) {
+bool handle_status_line(struct bar *bar) {
 	bool dirty = false;
 
-	switch (state->status->protocol) {
+	switch (bar->status->protocol) {
 	case I3BAR:
 		sway_log(L_DEBUG, "Got i3bar protocol.");
-		if (i3json_handle_fd(state) > 0) {
+		if (i3json_handle_fd(bar) > 0) {
 			dirty = true;
 		}
 		break;
 	case TEXT:
 		sway_log(L_DEBUG, "Got text protocol.");
-		read_line_tail(state->status_read_fd, line, sizeof(line), line_rest);
+		read_line_tail(bar->status_read_fd, line, sizeof(line), line_rest);
 		dirty = true;
-		state->status->text_line = line;
+		bar->status->text_line = line;
 		break;
 	case UNDEF:
 		sway_log(L_DEBUG, "Detecting protocol...");
-		if (read_line_tail(state->status_read_fd, line, sizeof(line), line_rest) < 0) {
+		if (read_line_tail(bar->status_read_fd, line, sizeof(line), line_rest) < 0) {
 			break;
 		}
 		dirty = true;
-		state->status->text_line = line;
-		state->status->protocol = TEXT;
+		bar->status->text_line = line;
+		bar->status->protocol = TEXT;
 		if (line[0] == '{') {
 			// detect i3bar json protocol
 			json_object *proto = json_tokener_parse(line);
@@ -413,8 +413,8 @@ bool handle_status_line(struct swaybar_state *state) {
 							&& json_object_get_int(version) == 1
 				) {
 					sway_log(L_DEBUG, "Switched to i3bar protocol.");
-					state->status->protocol = I3BAR;
-					i3json_handle_data(state, line_rest);
+					bar->status->protocol = I3BAR;
+					i3json_handle_data(bar, line_rest);
 				}
 				json_object_put(proto);
 			}
diff --git a/swaybar/status_line.h b/swaybar/status_line.h
index 1d73dd57..273542dc 100644
--- a/swaybar/status_line.h
+++ b/swaybar/status_line.h
@@ -5,7 +5,7 @@
 #include <stdbool.h>
 
 #include "list.h"
-#include "state.h"
+#include "bar.h"
 
 typedef enum {UNDEF, TEXT, I3BAR} command_protocol;
 
@@ -40,7 +40,7 @@ struct status_line *init_status_line();
 /**
  * handle status line activity.
  */
-bool handle_status_line(struct swaybar_state *st);
+bool handle_status_line(struct bar *bar);
 
 /**
  * Free status line struct.