From 1e4d41795caf0e6d95dcf1d37d98d0321fb6d00b Mon Sep 17 00:00:00 2001
From: "roberto@debian32" <roberto@debian32>
Date: Wed, 10 Aug 2011 12:13:46 +0200
Subject: [PATCH] allows setting threads stacksize

---
 uwsgi.c | 15 +++++++++++++++
 uwsgi.h |  3 +++
 2 files changed, 18 insertions(+)

diff --git a/uwsgi.c b/uwsgi.c
index 39e55c73..2aea86f7 100644
--- a/uwsgi.c
+++ b/uwsgi.c
@@ -202,6 +202,8 @@ static struct option long_base_options[] = {
 	{"mount", required_argument, 0, LONG_ARGS_MOUNT},
 	{"grunt", no_argument, &uwsgi.grunt, 1},
 	{"threads", required_argument, 0, LONG_ARGS_THREADS},
+	{"threads-stacksize", required_argument, 0, LONG_ARGS_THREADS_STACKSIZE},
+	{"thread-stacksize", required_argument, 0, LONG_ARGS_THREADS_STACKSIZE},
 	{"vhost", no_argument, &uwsgi.vhost, 1},
 	{"vhost-host", no_argument, 0, LONG_ARGS_VHOSTHOST},
 #ifdef UWSGI_ROUTING
@@ -1959,6 +1961,15 @@ skipzero:
 		if (uwsgi.has_threads) {
 			if (uwsgi.threads > 1)
 				uwsgi.current_wsgi_req = threaded_current_wsgi_req;
+			(void) pthread_attr_init(&uwsgi.threads_attr);
+			if (uwsgi.threads_stacksize) {
+				if (pthread_attr_setstacksize(&uwsgi.threads_attr, uwsgi.threads_stacksize*1024) == 0) {
+					uwsgi_log("threads stack size set to %dk\n", uwsgi.threads_stacksize);
+				}
+				else {
+					uwsgi_log("!!! unable to set requested threads stacksize !!!\n");
+				}
+			}
 			for (i = 0; i < 0xFF; i++) {
 				if (uwsgi.p[i]->enable_threads)
 					uwsgi.p[i]->enable_threads();
@@ -2688,6 +2699,10 @@ static int manage_base_opt(int i, char *optarg) {
 		uwsgi.has_threads = 1;
 		uwsgi.threads = atoi(optarg);
 		return 1;
+	case LONG_ARGS_THREADS_STACKSIZE:
+		uwsgi.has_threads = 1;
+		uwsgi.threads_stacksize = atoi(optarg);
+		return 1;
 #endif
 	case LONG_ARGS_PROTOCOL:
 		uwsgi.protocol = optarg;
diff --git a/uwsgi.h b/uwsgi.h
index d11cb41f..776649e5 100644
--- a/uwsgi.h
+++ b/uwsgi.h
@@ -475,6 +475,7 @@ struct uwsgi_opt {
 #define LONG_ARGS_CHOWN_SOCKET		17131
 #define LONG_ARGS_HTTP_SOCKET		17132
 #define LONG_ARGS_FASTCGI_SOCKET	17133
+#define LONG_ARGS_THREADS_STACKSIZE	17134
 
 
 #define UWSGI_OK	0
@@ -1237,6 +1238,8 @@ struct uwsgi_server {
 	struct uwsgi_core **core;
 
 	int threads;
+	pthread_attr_t threads_attr;
+	size_t threads_stacksize;
 
 	//this key old the u_request structure per core / thread
 	pthread_key_t tur_key;