diff --git a/include/sway/config.h b/include/sway/config.h
index 7146623e..bf047d40 100644
--- a/include/sway/config.h
+++ b/include/sway/config.h
@@ -398,7 +398,7 @@ struct seat_attachment_config *seat_config_get_attachment(
 void apply_seat_config(struct seat_config *seat);
 
 int output_name_cmp(const void *item, const void *data);
-struct output_config *new_output_config();
+struct output_config *new_output_config(const char *name);
 void merge_output_config(struct output_config *dst, struct output_config *src);
 void apply_output_config(struct output_config *oc, swayc_t *output);
 void free_output_config(struct output_config *oc);
diff --git a/sway/commands/output.c b/sway/commands/output.c
index 7988e3e4..8cc74bcc 100644
--- a/sway/commands/output.c
+++ b/sway/commands/output.c
@@ -20,253 +20,260 @@ static char *bg_options[] = {
 	"tile",
 };
 
+static struct cmd_results *cmd_output_mode(struct output_config *output,
+		int *i, int argc, char **argv) {
+	if (++*i >= argc) {
+		return cmd_results_new(CMD_INVALID, "output", "Missing mode argument.");
+	}
+
+	char *end;
+	output->width = strtol(argv[*i], &end, 10);
+	if (*end) {
+		// Format is 1234x4321
+		if (*end != 'x') {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Invalid mode width.");
+		}
+		++end;
+		output->height = strtol(end, &end, 10);
+		if (*end) {
+			if (*end != '@') {
+				return cmd_results_new(CMD_INVALID, "output",
+					"Invalid mode height.");
+			}
+			++end;
+			output->refresh_rate = strtof(end, &end);
+			if (strcasecmp("Hz", end) != 0) {
+				return cmd_results_new(CMD_INVALID, "output",
+					"Invalid mode refresh rate.");
+			}
+		}
+	} else {
+		// Format is 1234 4321
+		if (++*i >= argc) {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Missing mode argument (height).");
+		}
+		output->height = strtol(argv[*i], &end, 10);
+		if (*end) {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Invalid mode height.");
+		}
+	}
+
+	return NULL;
+}
+
+static struct cmd_results *cmd_output_position(struct output_config *output,
+		int *i, int argc, char **argv) {
+	if (++*i >= argc) {
+		return cmd_results_new(CMD_INVALID, "output",
+			"Missing position argument.");
+	}
+
+	char *end;
+	output->x = strtol(argv[*i], &end, 10);
+	if (*end) {
+		// Format is 1234,4321
+		if (*end != ',') {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Invalid position x.");
+		}
+		++end;
+		output->y = strtol(end, &end, 10);
+		if (*end) {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Invalid position y.");
+		}
+	} else {
+		// Format is 1234 4321 (legacy)
+		if (++*i >= argc) {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Missing position argument (y).");
+		}
+		output->y = strtol(argv[*i], &end, 10);
+		if (*end) {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Invalid position y.");
+		}
+	}
+
+	return NULL;
+}
+
+static struct cmd_results *cmd_output_scale(struct output_config *output,
+		int *i, int argc, char **argv) {
+	if (++*i >= argc) {
+		return cmd_results_new(CMD_INVALID, "output",
+			"Missing scale argument.");
+	}
+
+	char *end;
+	output->scale = strtof(argv[*i], &end);
+	if (*end) {
+		return cmd_results_new(CMD_INVALID, "output", "Invalid scale.");
+	}
+
+	return NULL;
+}
+
+static struct cmd_results *cmd_output_transform(struct output_config *output,
+		int *i, int argc, char **argv) {
+	if (++*i >= argc) {
+		return cmd_results_new(CMD_INVALID, "output",
+			"Missing transform argument.");
+	}
+
+	char *value = argv[*i];
+	if (strcmp(value, "normal") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_NORMAL;
+	} else if (strcmp(value, "90") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_90;
+	} else if (strcmp(value, "180") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_180;
+	} else if (strcmp(value, "270") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_270;
+	} else if (strcmp(value, "flipped") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_FLIPPED;
+	} else if (strcmp(value, "flipped-90") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_90;
+	} else if (strcmp(value, "flipped-180") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_180;
+	} else if (strcmp(value, "flipped-270") == 0) {
+		output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_270;
+	} else {
+		return cmd_results_new(CMD_INVALID, "output",
+			"Invalid output transform.");
+	}
+
+	return NULL;
+}
+
+static struct cmd_results *cmd_output_background(struct output_config *output,
+		int *i, int argc, char **argv) {
+	if (++*i >= argc) {
+		return cmd_results_new(CMD_INVALID, "output",
+			"Missing background file or color specification.");
+	}
+	const char *background = argv[*i];
+	if (*i + 1 >= argc) {
+		return cmd_results_new(CMD_INVALID, "output",
+			"Missing background scaling mode or `solid_color`.");
+	}
+	const char *background_option = argv[*i];
+
+	if (strcasecmp(background_option, "solid_color") == 0) {
+		output->background = strdup(background);
+		output->background_option = strdup("solid_color");
+	} else {
+		bool valid = false;
+		char *mode;
+		size_t j;
+		for (j = 0; j < (size_t)(argc - *i); ++j) {
+			mode = argv[*i + j];
+			size_t n = sizeof(bg_options) / sizeof(char *);
+			for (size_t k = 0; k < n; ++k) {
+				if (strcasecmp(mode, bg_options[k]) == 0) {
+					valid = true;
+					break;
+				}
+			}
+			if (valid) {
+				break;
+			}
+		}
+		if (!valid) {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Missing background scaling mode.");
+		}
+
+		wordexp_t p;
+		char *src = join_args(argv + *i - 1, j);
+		if (wordexp(src, &p, 0) != 0 || p.we_wordv[0] == NULL) {
+			return cmd_results_new(CMD_INVALID, "output",
+				"Invalid syntax (%s).", src);
+		}
+		free(src);
+		src = p.we_wordv[0];
+		if (config->reading && *src != '/') {
+			char *conf = strdup(config->current_config);
+			if (conf) {
+				char *conf_path = dirname(conf);
+				src = malloc(strlen(conf_path) + strlen(src) + 2);
+				if (src) {
+					sprintf(src, "%s/%s", conf_path, p.we_wordv[0]);
+				} else {
+					sway_log(L_ERROR,
+						"Unable to allocate background source");
+				}
+				free(conf);
+			} else {
+				sway_log(L_ERROR, "Unable to allocate background source");
+			}
+		}
+		if (!src || access(src, F_OK) == -1) {
+			wordfree(&p);
+			return cmd_results_new(CMD_INVALID, "output",
+				"Background file unreadable (%s).", src);
+		}
+
+		output->background = strdup(src);
+		output->background_option = strdup(mode);
+		if (src != p.we_wordv[0]) {
+			free(src);
+		}
+		wordfree(&p);
+
+		*i += j;
+	}
+
+	return NULL;
+}
+
 struct cmd_results *cmd_output(int argc, char **argv) {
 	struct cmd_results *error = NULL;
 	if ((error = checkarg(argc, "output", EXPECTED_AT_LEAST, 1))) {
 		return error;
 	}
-	const char *name = argv[0];
 
-	struct output_config *output = new_output_config();
+	struct output_config *output = new_output_config(argv[0]);
 	if (!output) {
 		sway_log(L_ERROR, "Failed to allocate output config");
 		return NULL;
 	}
-	output->name = strdup(name);
 
-	int i;
-	for (i = 1; i < argc; ++i) {
+	for (int i = 1; i < argc; ++i) {
 		const char *command = argv[i];
 
-		if (strcasecmp(command, "disable") == 0) {
+		if (strcasecmp(command, "enable") == 0) {
+			output->enabled = 1;
+		} else if (strcasecmp(command, "disable") == 0) {
 			output->enabled = 0;
 		} else if (strcasecmp(command, "mode") == 0 ||
 				strcasecmp(command, "resolution") == 0 ||
 				strcasecmp(command, "res") == 0) {
-			if (++i >= argc) {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Missing mode argument.");
-				goto fail;
-			}
-
-			int width = -1, height = -1;
-			float refresh_rate = -1;
-
-			char *end;
-			width = strtol(argv[i], &end, 10);
-			if (*end) {
-				// Format is 1234x4321
-				if (*end != 'x') {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Invalid mode width.");
-					goto fail;
-				}
-				++end;
-				height = strtol(end, &end, 10);
-				if (*end) {
-					if (*end != '@') {
-						error = cmd_results_new(CMD_INVALID, "output",
-							"Invalid mode height.");
-						goto fail;
-					}
-					++end;
-					refresh_rate = strtof(end, &end);
-					if (strcasecmp("Hz", end) != 0) {
-						error = cmd_results_new(CMD_INVALID, "output",
-							"Invalid mode refresh rate.");
-						goto fail;
-					}
-				}
-			} else {
-				// Format is 1234 4321
-				if (++i >= argc) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Missing mode argument (height).");
-					goto fail;
-				}
-				height = strtol(argv[i], &end, 10);
-				if (*end) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Invalid mode height.");
-					goto fail;
-				}
-			}
-			output->width = width;
-			output->height = height;
-			output->refresh_rate = refresh_rate;
+			error = cmd_output_mode(output, &i, argc, argv);
 		} else if (strcasecmp(command, "position") == 0 ||
 				strcasecmp(command, "pos") == 0) {
-			if (++i >= argc) {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Missing position argument.");
-				goto fail;
-			}
-
-			int x = -1, y = -1;
-
-			char *end;
-			x = strtol(argv[i], &end, 10);
-			if (*end) {
-				// Format is 1234,4321
-				if (*end != ',') {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Invalid position x.");
-					goto fail;
-				}
-				++end;
-				y = strtol(end, &end, 10);
-				if (*end) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Invalid position y.");
-					goto fail;
-				}
-			} else {
-				// Format is 1234 4321 (legacy)
-				if (++i >= argc) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Missing position argument (y).");
-					goto fail;
-				}
-				y = strtol(argv[i], &end, 10);
-				if (*end) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Invalid position y.");
-					goto fail;
-				}
-			}
-
-			output->x = x;
-			output->y = y;
+			error = cmd_output_position(output, &i, argc, argv);
 		} else if (strcasecmp(command, "scale") == 0) {
-			if (++i >= argc) {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Missing scale parameter.");
-				goto fail;
-			}
-			char *end;
-			output->scale = strtof(argv[i], &end);
-			if (*end) {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Invalid scale.");
-				goto fail;
-			}
+			error = cmd_output_scale(output, &i, argc, argv);
 		} else if (strcasecmp(command, "transform") == 0) {
-			if (++i >= argc) {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Missing transform parameter.");
-				goto fail;
-			}
-			char *value = argv[i];
-			if (strcmp(value, "normal") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_NORMAL;
-			} else if (strcmp(value, "90") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_90;
-			} else if (strcmp(value, "180") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_180;
-			} else if (strcmp(value, "270") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_270;
-			} else if (strcmp(value, "flipped") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_FLIPPED;
-			} else if (strcmp(value, "flipped-90") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_90;
-			} else if (strcmp(value, "flipped-180") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_180;
-			} else if (strcmp(value, "flipped-270") == 0) {
-				output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_270;
-			} else {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Invalid output transform.");
-				goto fail;
-			}
+			error = cmd_output_transform(output, &i, argc, argv);
 		} else if (strcasecmp(command, "background") == 0 ||
 				strcasecmp(command, "bg") == 0) {
-			wordexp_t p;
-			if (++i >= argc) {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Missing background file or color specification.");
-				goto fail;
-			}
-			if (i + 1 >= argc) {
-				error = cmd_results_new(CMD_INVALID, "output",
-					"Missing background scaling mode or `solid_color`.");
-				goto fail;
-			}
-			if (strcasecmp(argv[i + 1], "solid_color") == 0) {
-				output->background = strdup(argv[argc - 2]);
-				output->background_option = strdup("solid_color");
-			} else {
-				// argv[i+j]=bg_option
-				bool valid = false;
-				char *mode;
-				size_t j;
-				for (j = 0; j < (size_t) (argc - i); ++j) {
-					mode = argv[i + j];
-					size_t n = sizeof(bg_options) / sizeof(char *);
-					for (size_t k = 0; k < n; ++k) {
-						if (strcasecmp(mode, bg_options[k]) == 0) {
-							valid = true;
-							break;
-						}
-					}
-					if (valid) {
-						break;
-					}
-				}
-				if (!valid) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Missing background scaling mode.");
-					goto fail;
-				}
-
-				char *src = join_args(argv + i, j);
-				if (wordexp(src, &p, 0) != 0 || p.we_wordv[0] == NULL) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Invalid syntax (%s).", src);
-					goto fail;
-				}
-				free(src);
-				src = p.we_wordv[0];
-				if (config->reading && *src != '/') {
-					char *conf = strdup(config->current_config);
-					if (conf) {
-						char *conf_path = dirname(conf);
-						src = malloc(strlen(conf_path) + strlen(src) + 2);
-						if (src) {
-							sprintf(src, "%s/%s", conf_path, p.we_wordv[0]);
-						} else {
-							sway_log(L_ERROR,
-								"Unable to allocate background source");
-						}
-						free(conf);
-					} else {
-						sway_log(L_ERROR,
-							"Unable to allocate background source");
-					}
-				}
-				if (!src || access(src, F_OK) == -1) {
-					error = cmd_results_new(CMD_INVALID, "output",
-						"Background file unreadable (%s).", src);
-					wordfree(&p);
-					goto fail;
-				}
-
-				output->background = strdup(src);
-				output->background_option = strdup(mode);
-				if (src != p.we_wordv[0]) {
-					free(src);
-				}
-				wordfree(&p);
-
-				i += j;
-			}
+			error = cmd_output_background(output, &i, argc, argv);
 		} else {
 			error = cmd_results_new(CMD_INVALID, "output",
 				"Invalid output subcommand: %s.", command);
+		}
+
+		if (error != NULL) {
 			goto fail;
 		}
 	}
 
-	i = list_seq_find(config->output_configs, output_name_cmp, name);
+	int i = list_seq_find(config->output_configs, output_name_cmp, output->name);
 	if (i >= 0) {
 		// merge existing config
 		struct output_config *oc = config->output_configs->items[i];
diff --git a/sway/config/output.c b/sway/config/output.c
index ff3f73a3..f336c949 100644
--- a/sway/config/output.c
+++ b/sway/config/output.c
@@ -14,11 +14,16 @@ int output_name_cmp(const void *item, const void *data) {
 	return strcmp(output->name, name);
 }
 
-struct output_config *new_output_config() {
+struct output_config *new_output_config(const char *name) {
 	struct output_config *oc = calloc(1, sizeof(struct output_config));
 	if (oc == NULL) {
 		return NULL;
 	}
+	oc->name = strdup(name);
+	if (oc->name == NULL) {
+		free(oc);
+		return NULL;
+	}
 	oc->enabled = -1;
 	oc->width = oc->height = -1;
 	oc->refresh_rate = -1;
diff --git a/sway/main.c b/sway/main.c
index bd69395a..c18e2677 100644
--- a/sway/main.c
+++ b/sway/main.c
@@ -15,12 +15,12 @@
 #include <sys/capability.h>
 #include <sys/prctl.h>
 #endif
+#include <wlr/util/log.h>
 #include "sway/config.h"
 #include "sway/server.h"
 #include "sway/layout.h"
 #include "sway/ipc-server.h"
 #include "ipc-client.h"
-#include "log.h"
 #include "readline.h"
 #include "stringop.h"
 #include "util.h"
@@ -126,7 +126,7 @@ static void log_env() {
 		"SWAYSOCK"
 	};
 	for (size_t i = 0; i < sizeof(log_vars) / sizeof(char *); ++i) {
-		sway_log(L_INFO, "%s=%s", log_vars[i], getenv(log_vars[i]));
+		wlr_log(L_INFO, "%s=%s", log_vars[i], getenv(log_vars[i]));
 	}
 }
 
@@ -141,14 +141,14 @@ static void log_distro() {
 	for (size_t i = 0; i < sizeof(paths) / sizeof(char *); ++i) {
 		FILE *f = fopen(paths[i], "r");
 		if (f) {
-			sway_log(L_INFO, "Contents of %s:", paths[i]);
+			wlr_log(L_INFO, "Contents of %s:", paths[i]);
 			while (!feof(f)) {
 				char *line;
 				if (!(line = read_line(f))) {
 					break;
 				}
 				if (*line) {
-					sway_log(L_INFO, "%s", line);
+					wlr_log(L_INFO, "%s", line);
 				}
 				free(line);
 			}
@@ -161,7 +161,7 @@ static void log_kernel() {
 	return;
 	FILE *f = popen("uname -a", "r");
 	if (!f) {
-		sway_log(L_INFO, "Unable to determine kernel version");
+		wlr_log(L_INFO, "Unable to determine kernel version");
 		return;
 	}
 	while (!feof(f)) {
@@ -170,7 +170,7 @@ static void log_kernel() {
 			break;
 		}
 		if (*line) {
-			sway_log(L_INFO, "%s", line);
+			wlr_log(L_INFO, "%s", line);
 		}
 		free(line);
 	}
@@ -181,14 +181,14 @@ static void security_sanity_check() {
 	// TODO: Notify users visually if this has issues
 	struct stat s;
 	if (stat("/proc", &s)) {
-		sway_log(L_ERROR,
+		wlr_log(L_ERROR,
 			"!! DANGER !! /proc is not available - sway CANNOT enforce security rules!");
 	}
 #ifdef __linux__
 	cap_flag_value_t v;
 	cap_t cap = cap_get_proc();
 	if (!cap || cap_get_flag(cap, CAP_SYS_PTRACE, CAP_PERMITTED, &v) != 0 || v != CAP_SET) {
-		sway_log(L_ERROR,
+		wlr_log(L_ERROR,
 			"!! DANGER !! Sway does not have CAP_SYS_PTRACE and cannot enforce security rules for processes running as other users.");
 	}
 	if (cap) {
@@ -204,13 +204,13 @@ static void executable_sanity_check() {
 		stat(exe, &sb);
 		// We assume that cap_get_file returning NULL implies ENODATA
 		if (sb.st_mode & (S_ISUID|S_ISGID) && cap_get_file(exe)) {
-			sway_log(L_ERROR,
+			wlr_log(L_ERROR,
 				"sway executable has both the s(g)uid bit AND file caps set.");
-			sway_log(L_ERROR,
+			wlr_log(L_ERROR,
 				"This is strongly discouraged (and completely broken).");
-			sway_log(L_ERROR,
+			wlr_log(L_ERROR,
 				"Please clear one of them (either the suid bit, or the file caps).");
-			sway_log(L_ERROR,
+			wlr_log(L_ERROR,
 				"If unsure, strip the file caps.");
 			exit(EXIT_FAILURE);
 		}
@@ -221,16 +221,16 @@ static void executable_sanity_check() {
 static void drop_permissions(bool keep_caps) {
 	if (getuid() != geteuid() || getgid() != getegid()) {
 		if (setgid(getgid()) != 0) {
-			sway_log(L_ERROR, "Unable to drop root");
+			wlr_log(L_ERROR, "Unable to drop root");
 			exit(EXIT_FAILURE);
 		}
 		if (setuid(getuid()) != 0) {
-			sway_log(L_ERROR, "Unable to drop root");
+			wlr_log(L_ERROR, "Unable to drop root");
 			exit(EXIT_FAILURE);
 		}
 	}
 	if (setuid(0) != -1) {
-		sway_log(L_ERROR, "Root privileges can be restored.");
+		wlr_log(L_ERROR, "Root privileges can be restored.");
 		exit(EXIT_FAILURE);
 	}
 #ifdef __linux__
@@ -238,11 +238,11 @@ static void drop_permissions(bool keep_caps) {
 		// Drop every cap except CAP_SYS_PTRACE
 		cap_t caps = cap_init();
 		cap_value_t keep = CAP_SYS_PTRACE;
-		sway_log(L_INFO, "Dropping extra capabilities");
+		wlr_log(L_INFO, "Dropping extra capabilities");
 		if (cap_set_flag(caps, CAP_PERMITTED, 1, &keep, CAP_SET) ||
 			cap_set_flag(caps, CAP_EFFECTIVE, 1, &keep, CAP_SET) ||
 			cap_set_proc(caps)) {
-			sway_log(L_ERROR, "Failed to drop extra capabilities");
+			wlr_log(L_ERROR, "Failed to drop extra capabilities");
 			exit(EXIT_FAILURE);
 		}
 	}
@@ -330,22 +330,22 @@ int main(int argc, char **argv) {
 
 	// TODO: switch logging over to wlroots?
 	if (debug) {
-		init_log(L_DEBUG);
+		wlr_log_init(L_DEBUG, NULL);
 	} else if (verbose || validate) {
-		init_log(L_INFO);
+		wlr_log_init(L_INFO, NULL);
 	} else {
-		init_log(L_ERROR);
+		wlr_log_init(L_ERROR, NULL);
 	}
 
 	if (optind < argc) { // Behave as IPC client
 		if(optind != 1) {
-			sway_log(L_ERROR, "Don't use options with the IPC client");
+			wlr_log(L_ERROR, "Don't use options with the IPC client");
 			exit(EXIT_FAILURE);
 		}
 		drop_permissions(false);
 		char *socket_path = getenv("SWAYSOCK");
 		if (!socket_path) {
-			sway_log(L_ERROR, "Unable to retrieve socket path");
+			wlr_log(L_ERROR, "Unable to retrieve socket path");
 			exit(EXIT_FAILURE);
 		}
 		char *command = join_args(argv + optind, argc - optind);
@@ -359,7 +359,7 @@ int main(int argc, char **argv) {
 	if (getuid() != geteuid() || getgid() != getegid()) {
 		// Retain capabilities after setuid()
 		if (prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0)) {
-			sway_log(L_ERROR, "Cannot keep caps after setuid()");
+			wlr_log(L_ERROR, "Cannot keep caps after setuid()");
 			exit(EXIT_FAILURE);
 		}
 		suid = true;
@@ -380,7 +380,7 @@ int main(int argc, char **argv) {
 	// prevent ipc from crashing sway
 	signal(SIGPIPE, SIG_IGN);
 
-	sway_log(L_INFO, "Starting sway version " SWAY_VERSION "\n");
+	wlr_log(L_INFO, "Starting sway version " SWAY_VERSION "\n");
 
 	init_layout();
 
diff --git a/sway/server.c b/sway/server.c
index 32c8f03c..365094ef 100644
--- a/sway/server.c
+++ b/sway/server.c
@@ -10,12 +10,12 @@
 #include <wlr/types/wlr_wl_shell.h>
 // TODO WLR: make Xwayland optional
 #include <wlr/xwayland.h>
+#include <wlr/util/log.h>
 #include "sway/server.h"
 #include "sway/input/input-manager.h"
-#include "log.h"
 
 bool server_init(struct sway_server *server) {
-	sway_log(L_DEBUG, "Initializing Wayland server");
+	wlr_log(L_DEBUG, "Initializing Wayland server");
 
 	server->wl_display = wl_display_create();
 	server->wl_event_loop = wl_display_get_event_loop(server->wl_display);
@@ -55,7 +55,8 @@ bool server_init(struct sway_server *server) {
 	server->wl_shell_surface.notify = handle_wl_shell_surface;
 
 	server->socket = wl_display_add_socket_auto(server->wl_display);
-	if (!sway_assert(server->socket,  "Unable to open wayland socket")) {
+	if (!server->socket) {
+		wlr_log(L_ERROR, "Unable to open wayland socket");
 		wlr_backend_destroy(server->backend);
 		return false;
 	}
@@ -71,11 +72,11 @@ void server_fini(struct sway_server *server) {
 }
 
 void server_run(struct sway_server *server) {
-	sway_log(L_INFO, "Running compositor on wayland display '%s'",
+	wlr_log(L_INFO, "Running compositor on wayland display '%s'",
 			server->socket);
 	setenv("_WAYLAND_DISPLAY", server->socket, true);
-	if (!sway_assert(wlr_backend_start(server->backend),
-				"Failed to start backend")) {
+	if (!wlr_backend_start(server->backend)) {
+		wlr_log(L_ERROR, "Failed to start backend");
 		wlr_backend_destroy(server->backend);
 		return;
 	}
diff --git a/swaymsg/main.c b/swaymsg/main.c
index b431872a..8a720fca 100644
--- a/swaymsg/main.c
+++ b/swaymsg/main.c
@@ -107,29 +107,42 @@ static void pretty_print_input(json_object *i) {
 }
 
 static void pretty_print_output(json_object *o) {
-	json_object *name, *rect, *focused, *active, *ws, *scale;
+	json_object *name, *rect, *focused, *active, *ws;
 	json_object_object_get_ex(o, "name", &name);
 	json_object_object_get_ex(o, "rect", &rect);
 	json_object_object_get_ex(o, "focused", &focused);
 	json_object_object_get_ex(o, "active", &active);
 	json_object_object_get_ex(o, "current_workspace", &ws);
+	json_object *make, *model, *serial, *scale, *refresh, *transform;
+	json_object_object_get_ex(o, "make", &make);
+	json_object_object_get_ex(o, "model", &model);
+	json_object_object_get_ex(o, "serial", &serial);
 	json_object_object_get_ex(o, "scale", &scale);
+	json_object_object_get_ex(o, "refresh", &refresh);
+	json_object_object_get_ex(o, "transform", &transform);
 	json_object *x, *y, *width, *height;
 	json_object_object_get_ex(rect, "x", &x);
 	json_object_object_get_ex(rect, "y", &y);
 	json_object_object_get_ex(rect, "width", &width);
 	json_object_object_get_ex(rect, "height", &height);
 	printf(
-		"Output %s%s%s\n"
-		"  Geometry: %dx%d @ %d,%d\n"
+		"Output %s '%s %s %s'%s%s\n"
+		"  Mode: %dx%d @ %f Hz\n"
+		"  Position: %d,%d\n"
 		"  Scale factor: %dx\n"
+		"  Transform: %s\n"
 		"  Workspace: %s\n\n",
 		json_object_get_string(name),
+		json_object_get_string(make),
+		json_object_get_string(model),
+		json_object_get_string(serial),
 		json_object_get_boolean(focused) ? " (focused)" : "",
 		!json_object_get_boolean(active) ? " (inactive)" : "",
 		json_object_get_int(width), json_object_get_int(height),
+		(float)json_object_get_int(refresh) / 1000,
 		json_object_get_int(x), json_object_get_int(y),
 		json_object_get_int(scale),
+		json_object_get_string(transform),
 		json_object_get_string(ws)
 	);
 }