[core] put HEDLEY_NO_RETURN at front of declaration

Change-Id: I5fa705453e33567df6ab75b5fe3eb6ae2221895b

include/lighttpd/server.h

@@ -63,7 +63,7 @@ struct liServer {
 	liWorker *main_worker;
 	guint worker_count;
 	GArray *workers;
-#ifdef LIGHTY_OS_LINUX
+#if defined(LIGHTY_OS_LINUX) || defined(LIGHTY_OS_FREEBSD)
 	liValue *workers_cpu_affinity;
 #endif
 	GArray *ts_formats;      /** array of (GString*), add with li_server_ts_format_add() */

include/lighttpd/settings.h

@@ -99,6 +99,10 @@
 # include <sched.h>
 #endif
 
+#if defined(LIGHTY_OS_FREEBSD)
+# include <sys/cpuset.h>
+#endif
+
 /* on linux 2.4.x you get either sendfile or LFS */
 #if defined(LIGHTY_OS_LINUX) && defined(HAVE_SYS_SENDFILE_H) && defined(HAVE_SENDFILE) && (defined(_LARGEFILE_SOURCE) || defined(HAVE_SENDFILE64)) && defined(HAVE_WRITEV) && !defined(HAVE_SENDFILE_BROKEN)
 # define USE_LINUX_SENDFILE

include/lighttpd/utils.h

@@ -10,7 +10,7 @@ typedef enum {
 } liCounterType;
 
 /* log message, print backtrace, and abort() (use LI_FATAL(msg) to call it) */
-LI_API void li_fatal(const char *filename, unsigned int line, const char *function, const char *msg) HEDLEY_NO_RETURN;
+LI_API HEDLEY_NO_RETURN void li_fatal(const char *filename, unsigned int line, const char *function, const char *msg);
 /* if libunwind is available this prints a backtrace to STDERR */
 LI_API void li_print_backtrace_stderr(void);
 /* LI_FORCE_ASSERT is *always* active - in debug and release builds */

src/angel/angel_plugin_core.c

@@ -628,7 +628,7 @@ static int do_listen(liServer *srv, liSocketAddress *addr, GString *str) {
 		}
 #ifdef TCP_FASTOPEN
 		v = 1000;
-		setsockopt(s, SOL_TCP, TCP_FASTOPEN, &v, sizeof(v));
+		setsockopt(s, IPPROTO_TCP, TCP_FASTOPEN, &v, sizeof(v));
 #endif
 		if (-1 == listen(s, 1000)) {
 			close(s);
@@ -668,7 +668,7 @@ static int do_listen(liServer *srv, liSocketAddress *addr, GString *str) {
 		}
 #ifdef TCP_FASTOPEN
 		v = 1000;
-		setsockopt(s, SOL_TCP, TCP_FASTOPEN, &v, sizeof(v));
+		setsockopt(s, IPPROTO_TCP, TCP_FASTOPEN, &v, sizeof(v));
 #endif
 		if (-1 == listen(s, 1000)) {
 			close(s);

src/main/angel_fake.c

@@ -76,7 +76,7 @@ int li_angel_fake_listen(liServer *srv, GString *str) {
 		}
 #ifdef TCP_FASTOPEN
 		v = 1000;
-		setsockopt(s, SOL_TCP, TCP_FASTOPEN, &v, sizeof(v));
+		setsockopt(s, IPPROTO_TCP, TCP_FASTOPEN, &v, sizeof(v));
 #endif
 		if (-1 == listen(s, 1000)) {
 			ERROR(srv, "Couldn't listen on '%s': %s", tmpstr->str, g_strerror(errno));

src/main/plugin_core.c

@@ -1205,7 +1205,7 @@ static gboolean core_workers(liServer *srv, liPlugin* p, liValue *val, gpointer
 }
 
 static gboolean core_workers_cpu_affinity(liServer *srv, liPlugin* p, liValue *val, gpointer userdata) {
-#if defined(LIGHTY_OS_LINUX)
+#if defined(LIGHTY_OS_LINUX) || defined(LIGHTY_OS_FREEBSD)
 	UNUSED(p); UNUSED(userdata);
 
 	if (LI_VALUE_LIST != li_value_type(val)) {
@@ -1232,7 +1232,7 @@ static gboolean core_workers_cpu_affinity(liServer *srv, liPlugin* p, liValue *v
 	return TRUE;
 #else
 	UNUSED(p); UNUSED(val); UNUSED(userdata);
-	ERROR(srv, "%s", "workers.cpu_affinity is only available on Linux systems");
+	ERROR(srv, "%s", "workers.cpu_affinity is only available on Linux and FreeBSD systems");
 	return FALSE;
 #endif
 }
@@ -2160,13 +2160,30 @@ static const liPluginAngel angelcbs[] = {
 };
 #include <sys/types.h>
 
-static void plugin_core_prepare_worker(liServer *srv, liPlugin *p, liWorker *wrk) {
-	UNUSED(p);
+#if defined(LIGHTY_OS_LINUX) || defined(LIGHTY_OS_FREEBSD)
+/* settings CPU affinity is only supported on linux and FreeBSD */
 
 #if defined(LIGHTY_OS_LINUX)
-	/* sched_setaffinity is only available on linux */
-	{
-		cpu_set_t mask;
+typedef cpu_set_t li_cpu_set_t;
+#elif defined(LIGHTY_OS_FREEBSD)
+typedef cpuset_t li_cpu_set_t;
+#endif
+
+static gboolean pin_cpu(liServer *srv, liWorker *wrk, li_cpu_set_t *cpu_set, gint64 ndx) {
+	size_t cpu_ndx;
+
+	if (ndx < 0 || ((guint64)ndx) > CPU_SETSIZE) {
+		ERROR(srv, "invalid cpu affinity index for worker #%u: %"G_GINT64_FORMAT, wrk->ndx+1, ndx);
+		return FALSE;
+	}
+
+	cpu_ndx = (size_t) ndx;
+	CPU_SET(cpu_ndx, cpu_set);
+	return TRUE;
+}
+
+static void plugin_core_prepare_worker_cpu_affinity(liServer *srv, liWorker *wrk) {
+	li_cpu_set_t mask;
 	liValue *v = srv->workers_cpu_affinity;
 
 	if (NULL == v) return;
@@ -2180,27 +2197,44 @@ static void plugin_core_prepare_worker(liServer *srv, liPlugin *p, liWorker *wrk
 
 	v = li_value_list_at(v, wrk->ndx);
 	if (LI_VALUE_NUMBER == li_value_type(v)) {
-			CPU_SET(v->data.number, &mask);
+		if (!pin_cpu(srv, wrk, &mask, v->data.number)) {
+			return; /* pin_cpu already printed error */
+		}
 		DEBUG(srv, "binding worker #%u to cpu %u", wrk->ndx+1, (guint)v->data.number);
 	} else {
 		g_string_truncate(wrk->tmp_str, 0);
 
 		LI_VALUE_FOREACH(entry, v)
-				CPU_SET(entry->data.number, &mask);
+			if (!pin_cpu(srv, wrk, &mask, entry->data.number)) {
+				return; /* pin_cpu already printed error */
+			}
 			g_string_append_printf(wrk->tmp_str, _entry_i ? ",%u":"%u", (guint)entry->data.number);
 		LI_VALUE_END_FOREACH()
 
 		DEBUG(srv, "binding worker #%u to cpus %s", wrk->ndx+1, wrk->tmp_str->str);
 	}
 
+#if defined(LIGHTY_OS_LINUX)
 	if (0 != sched_setaffinity(0, sizeof(mask), &mask)) {
-			ERROR(srv, "couldn't set cpu affinity mask for worker #%u: %s", wrk->ndx, g_strerror(errno));
+		ERROR(srv, "couldn't set cpu affinity mask for worker #%u: %s", wrk->ndx+1, g_strerror(errno));
 	}
+#elif defined(LIGHTY_OS_FREEBSD)
+	if (0 != cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_TID, -1, sizeof(mask), &mask)) {
+		ERROR(srv, "couldn't set cpu affinity mask for worker #%u: %s", wrk->ndx+1, g_strerror(errno));
+	}
+#endif
 }
 #else
+static void plugin_core_prepare_worker_cpu_affinity(liServer *srv, liWorker *wrk) {
 	UNUSED(srv);
 	UNUSED(wrk);
+}
 #endif
+
+static void plugin_core_prepare_worker(liServer *srv, liPlugin *p, liWorker *wrk) {
+	UNUSED(p);
+
+	plugin_core_prepare_worker_cpu_affinity(srv, wrk);
 }
 
 void li_plugin_core_init(liServer *srv, liPlugin *p, gpointer userdata) {