From 6b2b909d33fe2168f9d314df223be3adfc248f24 Mon Sep 17 00:00:00 2001
From: Unbit <info@unbit.it>
Date: Thu, 3 Oct 2013 19:46:33 +0200
Subject: [PATCH] apply PR_SET_PDEATHSIG to vassals on linux

---
 core/emperor.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/core/emperor.c b/core/emperor.c
index 04922282..53c2b478 100644
--- a/core/emperor.c
+++ b/core/emperor.c
@@ -959,6 +959,12 @@ int uwsgi_emperor_vassal_start(struct uwsgi_instance *n_ui) {
 
 static void uwsgi_emperor_spawn_vassal(struct uwsgi_instance *n_ui) {
 
+#ifdef __linux__
+        if (prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0)) {
+                uwsgi_error("prctl()");
+        }
+#endif
+
 		if (uwsgi.emperor_tyrant) {
 			uwsgi_log("[emperor-tyrant] dropping privileges to %d %d for instance %s\n", (int) n_ui->uid, (int) n_ui->gid, n_ui->name);
 			if (setgid(n_ui->gid)) {