From c0ee2a64065f3a9953e977e517a466361444c144 Mon Sep 17 00:00:00 2001
From: Luminarys <kizunanohikari@gmail.com>
Date: Mon, 10 Aug 2015 13:53:43 -0500
Subject: [PATCH] Added in reload and exec_always handling

---
 sway/commands.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++++-
 sway/config.c   |  9 ++++++++-
 sway/config.h   |  4 +++-
 sway/main.c     |  3 ++-
 4 files changed, 63 insertions(+), 4 deletions(-)

diff --git a/sway/commands.c b/sway/commands.c
index 64130fdc..df394901 100644
--- a/sway/commands.c
+++ b/sway/commands.c
@@ -39,7 +39,7 @@ int cmd_bindsym(struct sway_config *config, int argc, char **argv) {
 	binding->keys = create_list();
 	binding->modifiers = 0;
 	binding->command = join_args(argv + 1, argc - 1);
-	
+
 	list_t *split = split_string(argv[0], "+");
 	int i;
 	for (i = 0; i < split->length; ++i) {
@@ -78,6 +78,28 @@ int cmd_exec(struct sway_config *config, int argc, char **argv) {
 		sway_log(L_ERROR, "Invalid exec command (expected at least 1 argument, got %d)", argc);
 		return 1;
 	}
+
+    if (config->reloading) {
+		sway_log(L_DEBUG, "Ignoring exec %s due to reload", join_args(argv, argc));
+        return 0;
+    }
+
+	if (fork() == 0) {
+		char *args = join_args(argv, argc);
+		sway_log(L_DEBUG, "Executing %s", args);
+		execl("/bin/sh", "sh", "-c", args, (char *)NULL);
+		free(args);
+		exit(0);
+	}
+	return 0;
+}
+
+int cmd_exec_always(struct sway_config *config, int argc, char **argv) {
+	if (argc < 1) {
+		sway_log(L_ERROR, "Invalid exec_always command (expected at least 1 argument, got %d)", argc);
+		return 1;
+	}
+
 	if (fork() == 0) {
 		char *args = join_args(argv, argc);
 		sway_log(L_DEBUG, "Executing %s", args);
@@ -152,6 +174,31 @@ int cmd_layout(struct sway_config *config, int argc, char **argv) {
 	return 0;
 }
 
+int cmd_reload(struct sway_config *config, int argc, char **argv) {
+	if (argc != 0) {
+		sway_log(L_ERROR, "Invalid reload command (expected 1 arguments, got %d)", argc);
+		return 1;
+	}
+
+	// TODO: Allow use of more config file locations
+	const char *name = "/.sway/config";
+	const char *home = getenv("HOME");
+	char *temp = malloc(strlen(home) + strlen(name) + 1);
+	strcpy(temp, home);
+	strcat(temp, name);
+	FILE *f = fopen(temp, "r");
+	if (!f) {
+		fprintf(stderr, "Unable to open %s for reading", temp);
+		free(temp);
+		exit(1);
+	}
+	free(temp);
+	config = read_config(f, true);
+	fclose(f);
+
+	return 0;
+}
+
 int cmd_set(struct sway_config *config, int argc, char **argv) {
 	if (argc != 2) {
 		sway_log(L_ERROR, "Invalid set command (expected 2 arguments, got %d)", argc);
@@ -232,12 +279,14 @@ int cmd_fullscreen(struct sway_config *config, int argc, char **argv) {
 struct cmd_handler handlers[] = {
 	{ "bindsym", cmd_bindsym },
 	{ "exec", cmd_exec },
+	{ "exec_always", cmd_exec_always },
 	{ "exit", cmd_exit },
 	{ "focus", cmd_focus },
 	{ "focus_follows_mouse", cmd_focus_follows_mouse },
 	{ "fullscreen", cmd_fullscreen },
 	{ "layout", cmd_layout },
 	{ "log_colors", cmd_log_colors },
+	{ "reload", cmd_reload },
 	{ "set", cmd_set },
 	{ "splith", cmd_splith },
 	{ "splitv", cmd_splitv }
diff --git a/sway/config.c b/sway/config.c
index 26dc88cb..ee6c324c 100644
--- a/sway/config.c
+++ b/sway/config.c
@@ -18,12 +18,17 @@ void config_defaults(struct sway_config *config) {
 	// Flags
 	config->focus_follows_mouse = true;
 	config->mouse_warping = true;
+    config->reloading = false; 
 }
 
-struct sway_config *read_config(FILE *file) {
+struct sway_config *read_config(FILE *file, bool is_active) {
 	struct sway_config *config = malloc(sizeof(struct sway_config));
 	config_defaults(config);
 
+    if (is_active) {
+        config->reloading = true; 
+    }
+
 	bool success = true;
 
 	int temp_depth = 0; // Temporary: skip all config sections with depth
@@ -56,6 +61,8 @@ _continue:
 		exit(1);
 	}
 
+    config->reloading = false; 
+
 	return config;
 }
 
diff --git a/sway/config.h b/sway/config.h
index 6802a341..6a50c445 100644
--- a/sway/config.h
+++ b/sway/config.h
@@ -29,9 +29,11 @@ struct sway_config {
     // Flags
     bool focus_follows_mouse;
     bool mouse_warping;
+    
+    bool reloading;
 };
 
-struct sway_config *read_config(FILE *file);
+struct sway_config *read_config(FILE *file, bool is_active);
 char *do_var_replacement(struct sway_config *config, char *str);
 
 extern struct sway_config *config;
diff --git a/sway/main.c b/sway/main.c
index 248beae7..298e530d 100644
--- a/sway/main.c
+++ b/sway/main.c
@@ -23,7 +23,7 @@ void load_config() {
 		exit(1);
 	}
 	free(temp);
-	config = read_config(f);
+	config = read_config(f, false);
 	fclose(f);
 }
 
@@ -52,6 +52,7 @@ int main(int argc, char **argv) {
 			.motion = handle_pointer_motion,
 			.button = handle_pointer_button
 		}
+
 	};
 
 	setenv("WLC_DIM", "0", 0);