Adding Neutrino gdbserver.

[deliverable/binutils-gdb.git] / gdb / gdbserver / remote-utils.c

diff --git a/gdb/gdbserver/remote-utils.c b/gdb/gdbserver/remote-utils.c
index c4a8fb5dc66832b07f75f3f0e936644595a6c14d..158b653046dc8855797b2289f6f52d6ea8ab85b7 100644 (file)
--- a/gdb/gdbserver/remote-utils.c
+++ b/gdb/gdbserver/remote-utils.c
@@ -66,6 +66,10 @@
 #include <winsock.h>
 #endif
 
+#if __QNX__
+#include <sys/iomgr.h>
+#endif /* __QNX__ */
+
 #ifndef HAVE_SOCKLEN_T
 typedef int socklen_t;
 #endif
@@ -814,6 +818,28 @@ unblock_async_io (void)
 #endif
 }
 
+#ifdef __QNX__
+static void
+nto_comctrl (int enable)
+{
+  struct sigevent event;
+
+  if (enable)
+    {
+      event.sigev_notify = SIGEV_SIGNAL_THREAD;
+      event.sigev_signo = SIGIO;
+      event.sigev_code = 0;
+      event.sigev_value.sival_ptr = NULL;
+      event.sigev_priority = -1;
+      ionotify (remote_desc, _NOTIFY_ACTION_POLLARM, _NOTIFY_COND_INPUT,
+               &event);
+    }
+  else
+    ionotify (remote_desc, _NOTIFY_ACTION_POLL, _NOTIFY_COND_INPUT, NULL);
+}
+#endif /* __QNX__ */
+
+
 /* Current state of asynchronous I/O.  */
 static int async_io_enabled;
 
@@ -828,6 +854,9 @@ enable_async_io (void)
   signal (SIGIO, input_interrupt);
 #endif
   async_io_enabled = 1;
+#ifdef __QNX__
+  nto_comctrl (1);
+#endif /* __QNX__ */
 }
 
 /* Disable asynchronous I/O.  */
@@ -841,6 +870,10 @@ disable_async_io (void)
   signal (SIGIO, SIG_IGN);
 #endif
   async_io_enabled = 0;
+#ifdef __QNX__
+  nto_comctrl (0);
+#endif /* __QNX__ */
+
 }
 
 void