Follow GDB general query/set packet conventions, qemu.sstep can now
be set with the following command as well:
gdb> maint packet Qqemu.sstep:Value

Signed-off-by: Jon Doron <arilou@gmail.com>
---
 gdbstub.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gdbstub.c b/gdbstub.c
index 6daf779af4..bceceeec57 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -2260,6 +2260,12 @@ static GdbCmdParseEntry gdb_gen_set_table[] = {
         .cmd_startswith = 1,
         .schema = "l0"
     },
+    {
+        .handler = handle_set_qemu_sstep,
+        .cmd = "qemu.sstep:",
+        .cmd_startswith = 1,
+        .schema = "l0"
+    },
 };
 
 static void handle_gen_query(GdbCmdContext *gdb_ctx, void *user_ctx)
-- 
2.20.1