From 15f17dd62b737c84239fc6fefb1b94102754b3f9 Mon Sep 17 00:00:00 2001
From: Davide Greco <grecodavide.work@proton.me>
Date: Fri, 13 Mar 2026 17:02:00 +0100
Subject: [PATCH 1/2] add force kill option

---
 src/config/parse_config.h  | 1 +
 src/dispatch/bind_define.h | 6 +++++-
 src/mango.c                | 8 ++++++++
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/config/parse_config.h b/src/config/parse_config.h
index ffb8414b..2e4b1f5a 100644
--- a/src/config/parse_config.h
+++ b/src/config/parse_config.h
@@ -977,6 +977,7 @@ FuncType parse_func_name(char *func_name, Arg *arg, char *arg_value,
 		(*arg).i = atoi(arg_value);
 	} else if (strcmp(func_name, "killclient") == 0) {
 		func = killclient;
+		(*arg).v = strdup(arg_value);
 	} else if (strcmp(func_name, "centerwin") == 0) {
 		func = centerwin;
 	} else if (strcmp(func_name, "focuslast") == 0) {
diff --git a/src/dispatch/bind_define.h b/src/dispatch/bind_define.h
index 449adf3b..92ea4b2e 100644
--- a/src/dispatch/bind_define.h
+++ b/src/dispatch/bind_define.h
@@ -356,7 +356,11 @@ int32_t killclient(const Arg *arg) {
 		return 0;
 	c = selmon->sel;
 	if (c) {
-		pending_kill_client(c);
+        if (arg->v && strcmp(arg->v, "force") == 0) {
+            pending_force_kill_client(c);
+        } else {
+            pending_kill_client(c);
+        }
 	}
 	return 0;
 }
diff --git a/src/mango.c b/src/mango.c
index aedf1d6e..e5c8ef7e 100644
--- a/src/mango.c
+++ b/src/mango.c
@@ -751,6 +751,7 @@ static bool check_hit_no_border(Client *c);
 static void reset_keyboard_layout(void);
 static void client_update_oldmonname_record(Client *c, Monitor *m);
 static void pending_kill_client(Client *c);
+static void pending_force_kill_client(Client *c);
 static uint32_t get_tags_first_tag_num(uint32_t source_tags);
 static void set_layer_open_animaiton(LayerSurface *l, struct wlr_box geo);
 static void init_fadeout_layers(LayerSurface *l);
@@ -3919,6 +3920,13 @@ void keypressmod(struct wl_listener *listener, void *data) {
 	}
 }
 
+void pending_force_kill_client(Client *c) {
+	if (!c)
+		return;
+	kill(c->pid, SIGKILL);
+}
+
+
 void pending_kill_client(Client *c) {
 	if (!c || c->iskilling)
 		return;

From 98c2c9ce454b3d6fd52fe8c48a14cda88f361ddd Mon Sep 17 00:00:00 2001
From: Davide Greco <grecodavide.work@proton.me>
Date: Sun, 26 Apr 2026 20:11:24 +0200
Subject: [PATCH 2/2] docs: add force option

---
 docs/bindings/keys.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/bindings/keys.md b/docs/bindings/keys.md
index b3a4ab64..60299b97 100644
--- a/docs/bindings/keys.md
+++ b/docs/bindings/keys.md
@@ -88,7 +88,7 @@ bindr=Super,Super_L,spawn,rofi -show run
 
 | Command | Param | Description |
 | :--- | :--- | :--- |
-| `killclient` | - | Close the focused window. |
+| `killclient` | `force` | Close the focused window. If `force` is specified, sends `SIGKILL`. |
 | `togglefloating` | - | Toggle floating state. |
 | `toggle_all_floating` | - | Toggle all visible clients floating state. |
 | `togglefullscreen` | - | Toggle fullscreen. |