Revert check-in by a mistake in the previous commit.

gdb/ChangeLog
2016-04-06  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* remote.c: Revert check-in by a mistake in the previous commit.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index c59249fecad17cc34b3ff746cd47986f9ff8910c..e362360981c09232ea11b6f117ea3c6b3c513ea5 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2016-04-06  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * remote.c: Revert check-in by a mistake in the previous commit.
+
 2016-04-06  Jan Kratochvil  <jan.kratochvil@redhat.com>
            Pedro Alves  <palves@redhat.com>
 

diff --git a/gdb/remote.c b/gdb/remote.c
index a88f4cd3f8a7b0e9cc457e48205c4382fab583ff..5c407b6bb9cd69a92fa38270fe2407ff0477f19c 100644 (file)
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -1496,15 +1496,6 @@ enum {
 
 static struct packet_config remote_protocol_packets[PACKET_MAX];
 
-/* gdbserver < 7.7 (before its fix from 2013-12-11) did reply to any
-   unknown 'v' packet with string "OK".  "OK" gets interpreted by GDB
-   as a reply to known packet.  For packet "vFile:setfs:" it is an
-   invalid reply and GDB would return error in
-   remote_hostio_set_filesystem, making remote files access impossible.
-   If this variable is non-zero it means the remote gdbserver is buggy
-   and any not yet detected packets are assumed as unsupported.  */
-static int unknown_v_replies_ok;
-
 /* Returns the packet's corresponding "set remote foo-packet" command
    state.  See struct packet_config for more details.  */
 
@@ -1528,9 +1519,6 @@ packet_config_support (struct packet_config *config)
     case AUTO_BOOLEAN_FALSE:
       return PACKET_DISABLE;
     case AUTO_BOOLEAN_AUTO:
-      if (unknown_v_replies_ok && config->name != NULL
-         && config->name[0] == 'v')
-       return PACKET_DISABLE;
       return config->support;
     default:
       gdb_assert_not_reached (_("bad switch"));
@@ -4035,21 +4023,6 @@ remote_start_remote (int from_tty, struct target_ops *target, int extended_p)
   if (packet_support (PACKET_QAllow) != PACKET_DISABLE)
     remote_set_permissions (target);
 
-  /* See unknown_v_replies_ok description.  */
-  {
-    const char v_mustreplyempty[] = "vMustReplyEmpty";
-
-    putpkt (v_mustreplyempty);
-    getpkt (&rs->buf, &rs->buf_size, 0);
-    if (strcmp (rs->buf, "OK") == 0)
-      unknown_v_replies_ok = 1;
-    else if (strcmp (rs->buf, "") == 0)
-      unknown_v_replies_ok = 0;
-    else
-      error (_("Remote replied unexpectedly to '%s': %s"), v_mustreplyempty,
-            rs->buf);
-  }
-
   /* Next, we possibly activate noack mode.
 
      If the QStartNoAckMode packet configuration is set to AUTO,