From 3077f0b589be8894a471007773bb371438dfac1b Mon Sep 17 00:00:00 2001
From: rajj28 <ruturajsonkamble29@gmail.com>
Date: Wed, 28 Jan 2026 17:12:19 +0000
Subject: [PATCH] config: add include_one directive with basename deduplication

---
 include/sway/commands.h     |   1 +
 sway/commands.c             |   1 +
 sway/commands/include_one.c | 111 ++++++++++++++++++++++++++++++++++++
 sway/meson.build            |   1 +
 4 files changed, 114 insertions(+)
 create mode 100644 sway/commands/include_one.c

diff --git a/include/sway/commands.h b/include/sway/commands.h
index 389c382eb..4dd198833 100644
--- a/include/sway/commands.h
+++ b/include/sway/commands.h
@@ -145,6 +145,7 @@ sway_cmd cmd_fullscreen;
 sway_cmd cmd_gaps;
 sway_cmd cmd_hide_edge_borders;
 sway_cmd cmd_include;
+sway_cmd cmd_include_one;
 sway_cmd cmd_inhibit_idle;
 sway_cmd cmd_input;
 sway_cmd cmd_seat;
diff --git a/sway/commands.c b/sway/commands.c
index c2c12ee65..2c21d5339 100644
--- a/sway/commands.c
+++ b/sway/commands.c
@@ -103,6 +103,7 @@ static const struct cmd_handler handlers[] = {
 static const struct cmd_handler config_handlers[] = {
 	{ "default_orientation", cmd_default_orientation },
 	{ "include", cmd_include },
+	{ "include_one", cmd_include_one },
 	{ "primary_selection", cmd_primary_selection },
 	{ "swaybg_command", cmd_swaybg_command },
 	{ "swaynag_command", cmd_swaynag_command },
diff --git a/sway/commands/include_one.c b/sway/commands/include_one.c
new file mode 100644
index 000000000..fce251927
--- /dev/null
+++ b/sway/commands/include_one.c
@@ -0,0 +1,111 @@
+#define _XOPEN_SOURCE 700
+#include <libgen.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <wordexp.h>
+#include "list.h"
+#include "log.h"
+#include "sway/commands.h"
+#include "sway/config.h"
+
+static bool basename_in_list(list_t *basenames, const char *path) {
+	char *path_copy = strdup(path);
+	if (!path_copy) {
+		return false;
+	}
+	char *base = basename(path_copy);
+
+	for (int i = 0; i < basenames->length; ++i) {
+		if (strcmp(basenames->items[i], base) == 0) {
+			free(path_copy);
+			return true;
+		}
+	}
+	free(path_copy);
+	return false;
+}
+
+static char *get_basename_copy(const char *path) {
+	char *path_copy = strdup(path);
+	if (!path_copy) {
+		return NULL;
+	}
+	char *base = basename(path_copy);
+	char *result = strdup(base);
+	free(path_copy);
+	return result;
+}
+
+struct cmd_results *cmd_include_one(int argc, char **argv) {
+	struct cmd_results *error = NULL;
+	if ((error = checkarg(argc, "include_one", EXPECTED_AT_LEAST, 2))) {
+		return error;
+	}
+
+	list_t *included_basenames = create_list();
+	if (!included_basenames) {
+		return cmd_results_new(CMD_FAILURE,
+			"Unable to allocate basename list");
+	}
+
+	char *wd = getcwd(NULL, 0);
+	char *parent_path = strdup(config->current_config_path);
+	if (!wd || !parent_path) {
+		free(wd);
+		free(parent_path);
+		list_free(included_basenames);
+		sway_log(SWAY_ERROR, "Unable to allocate memory for include_one");
+		return cmd_results_new(CMD_SUCCESS, NULL);
+	}
+	const char *parent_dir = dirname(parent_path);
+
+	if (chdir(parent_dir) < 0) {
+		sway_log(SWAY_ERROR, "failed to change working directory");
+		goto cleanup;
+	}
+
+	for (int glob_idx = 0; glob_idx < argc; ++glob_idx) {
+		wordexp_t p;
+		if (wordexp(argv[glob_idx], &p, 0) != 0) {
+			continue;
+		}
+
+		for (size_t i = 0; i < p.we_wordc; ++i) {
+			const char *path = p.we_wordv[i];
+
+			// For subsequent globs (not the first), skip files whose
+			// basename was already included
+			if (glob_idx > 0 && basename_in_list(included_basenames, path)) {
+				sway_log(SWAY_DEBUG,
+					"include_one: skipping %s (basename already included)",
+					path);
+				continue;
+			}
+
+			// Record the basename before including
+			char *base_copy = get_basename_copy(path);
+			if (base_copy) {
+				list_add(included_basenames, base_copy);
+			}
+
+			// Use the existing load_include_configs mechanism for a single file
+			// We call it directly with the path, it will handle the inclusion
+			load_include_configs(path, config, &config->swaynag_config_errors);
+		}
+
+		wordfree(&p);
+	}
+
+	// Attempt to restore working directory before returning.
+	if (chdir(wd) < 0) {
+		sway_log(SWAY_ERROR, "failed to change working directory");
+	}
+
+cleanup:
+	free(parent_path);
+	free(wd);
+	list_free_items_and_destroy(included_basenames);
+
+	return cmd_results_new(CMD_SUCCESS, NULL);
+}
diff --git a/sway/meson.build b/sway/meson.build
index cb03a4d28..c4b496bc6 100644
--- a/sway/meson.build
+++ b/sway/meson.build
@@ -76,6 +76,7 @@ sway_sources = files(
 	'commands/max_render_time.c',
 	'commands/opacity.c',
 	'commands/include.c',
+	'commands/include_one.c',
 	'commands/input.c',
 	'commands/layout.c',
 	'commands/mode.c',