netperf: retire signal patches and setitimer

emulation. Issue #5337 adds the required support to the libc.

repos/ports/ports/netperf.hash

@@ -1 +1 @@
-6db34a7949b8942c256b881977e91fbf53638dd6
+56f2157a43b51cb0a534f251187dbc00038b276a

repos/ports/src/app/netperf/netlib.patch

@@ -1,28 +1,3 @@
-+++ src/app/netperf/src/netlib.c
-@@ -1095,8 +1095,13 @@
- 
- #endif /* WIN32 */
- 
-+#ifdef GENODE_BUILD
-+void
-+start_do_not_use_timer(int time)
-+#else
- void
- start_timer(int time)
-+#endif
- {
- 
- #ifdef WIN32
-@@ -3059,7 +3063,9 @@
- 	      (which == SEND_BUFFER) ? "SO_SNDBUF" : "SO_RCVBUF",
- 	      errno);
-       fflush(where);
-+#ifndef GENODE_BUILD
-       exit(1);
-+#endif
-     }
-     if (debug > 1) {
-       fprintf(where, "netperf: set_sock_buffer: %s of %d requested.\n",
 +++ src/app/netperf/src/netlib.h
 @@ -368,7 +368,7 @@
  /* Let's define a macro to hide all of this. */

repos/ports/src/app/netperf/omni.patch

@@ -83,32 +83,3 @@ index 826167a..3c10d0a 100644
  
    int	timed_out = 0;
    int   pad_time = 0;
-@@ -5312,6 +5312,28 @@ recv_omni()
-       need_to_accept = 0;
-       connected = 1;
- 
-+#ifdef GENODE_BUILD
-+	/*
-+	 * We don't support setitimer which uses signals. Instead set timeouts on
-+	 * the send and recv socket functions to be able to terminate if the host
-+	 * went away.
-+	 */
-+	struct timeval timeout;
-+	/* XXX LWIP expect ms instead of seconds */
-+	timeout.tv_sec = 10 * 1000;
-+	timeout.tv_usec = 0;
-+
-+  	int sock_error = setsockopt(data_socket, SOL_SOCKET, SO_SNDTIMEO, &timeout,
-+	                            sizeof(timeout));
-+	if (sock_error)
-+		fprintf(where, "could not send timeout for send - test may not terminate\n");
-+
-+  	sock_error = setsockopt(data_socket, SOL_SOCKET, SO_RCVTIMEO, &timeout,
-+	                        sizeof(timeout));
-+	if (sock_error)
-+		fprintf(where, "could not send timeout for recv - test may not terminate\n");
-+#endif
-+
- #ifdef KLUDGE_SOCKET_OPTIONS
-       /* this is for those systems which *INCORRECTLY* fail to pass
- 	 attributes across an accept() call. Including this goes

repos/ports/src/app/netperf/target.mk

@@ -9,17 +9,14 @@ SRC_C   = netserver.c netlib.c netsh.c nettest_bsd.c dscp.c
 SRC_C  += nettest_omni.c net_uuid.c
 SRC_C  += netsys_none.c netsec_none.c netdrv_none.c netrt_none.c netslot_none.c netcpu_none.c
 
-SRC_CC += timer.cc
-
 INC_DIR += $(PRG_DIR)
-CC_OPT  += -DHAVE_CONFIG_H -DGENODE_BUILD
+CC_OPT  += -DHAVE_CONFIG_H
 
 CC_WARN = -Wall -Wno-unused -Wno-maybe-uninitialized -Wno-format-truncation \
           -Wno-stringop-truncation -Wno-stringop-overflow
 
 CC_CXX_WARN_STRICT =
 
-vpath timer.cc $(PRG_DIR)
-vpath %.c      $(NETPERF_DIR)/src
+vpath %.c $(NETPERF_DIR)/src
 
 # vi: set ft=make :

repos/ports/src/app/netperf/timer.cc

@@ -1,78 +0,0 @@
-/*
- * \brief  Timeout handling for netperf, based on test/alarm
- * \author Alexander Boettcher
- * \date   2014-01-10
- */
-
-/*
- * Copyright (C) 2014-2017 Genode Labs GmbH
- *
- * This file is part of the Genode OS framework, which is distributed
- * under the terms of the GNU Affero General Public License version 3.
- */
-
-#include <pthread.h>
-#include <unistd.h>
-#include <base/log.h>
-
-/* defined in "ports/contrib/netperf/src/netlib.c" */
-extern "C" int times_up;
-
-namespace {
-
-	struct Timer_thread
-	{
-		pthread_t       _pthread { };
-		pthread_attr_t  _attr    { };
-		pthread_mutex_t _mutex   { PTHREAD_MUTEX_INITIALIZER };
-
-		int _seconds_left = 0;
-
-		void _entry()
-		{
-			for (;;) {
-				sleep(1);
-
-				pthread_mutex_lock(&_mutex);
-				if (_seconds_left) {
-					--_seconds_left;
-					if (_seconds_left == 0) {
-						times_up = true;
-					}
-				}
-				pthread_mutex_unlock(&_mutex);
-			}
-		}
-
-		static void *_entry(void *arg)
-		{
-			Timer_thread &myself = *(Timer_thread *)arg;
-			myself._entry();
-
-			return nullptr;
-		}
-
-		Timer_thread()
-		{
-			pthread_mutex_init(&_mutex, nullptr);
-			pthread_create(&_pthread, &_attr, _entry, this);
-		}
-
-		void schedule_timeout(int seconds)
-		{
-			pthread_mutex_lock(&_mutex);
-			times_up      = false;
-			_seconds_left = seconds;
-			pthread_mutex_unlock(&_mutex);
-		}
-	};
-}
-
-
-extern "C" void
-start_timer(int time)
-{
-	static Timer_thread timer_thread { };
-
-	timer_thread.schedule_timeout(time);
-}