From 56d92b003a223585980df5403ee9e3a55de90adf Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Wed, 16 Sep 2015 13:06:21 +0200 Subject: [PATCH] qapi-commands: De-duplicate output marshaling functions gen_marshal_output() uses its parameter name only for name of the generated function. Name it after the type being marshaled instead of its caller, and drop duplicates. Saves 7 copies of qmp_marshal_output_int() in qemu-ga, and one copy of qmp_marshal_output_str() in qemu-system-*. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Daniel P. Berrange Message-Id: <1442401589-24189-19-git-send-email-armbru@redhat.com> --- docs/qapi-code-gen.txt | 4 ++-- scripts/qapi-commands.py | 17 ++++++++++------- 2 files changed, 12 insertions(+), 9 deletions(-) diff --git a/docs/qapi-code-gen.txt b/docs/qapi-code-gen.txt index 50da1d08b8c7..0884b5813c1f 100644 --- a/docs/qapi-code-gen.txt +++ b/docs/qapi-code-gen.txt @@ -721,7 +721,7 @@ Example: $ cat qapi-generated/example-qmp-marshal.c [Uninteresting stuff omitted...] - static void qmp_marshal_output_my_command(UserDefOne *ret_in, QObject **ret_out, Error **errp) + static void qmp_marshal_output_UserDefOne(UserDefOne *ret_in, QObject **ret_out, Error **errp) { Error *local_err = NULL; QmpOutputVisitor *mo = qmp_output_visitor_new(); @@ -764,7 +764,7 @@ Example: goto out; } - qmp_marshal_output_my_command(retval, ret, &local_err); + qmp_marshal_output_UserDefOne(retval, ret, &local_err); out: error_propagate(errp, local_err); diff --git a/scripts/qapi-commands.py b/scripts/qapi-commands.py index 833768ef0ec4..810a897625e6 100644 --- a/scripts/qapi-commands.py +++ b/scripts/qapi-commands.py @@ -62,7 +62,7 @@ def gen_call(name, arg_type, ret_type): qmp_marshal_output_%(c_name)s(retval, ret, &local_err); ''', - c_name=c_name(name)) + c_name=ret_type.c_name()) pop_indent() return ret @@ -166,10 +166,10 @@ def gen_marshal_input_visit(arg_type, dealloc=False): return ret -def gen_marshal_output(name, ret_type): +def gen_marshal_output(ret_type): return mcgen(''' -static void qmp_marshal_output_%(c_cmd_name)s(%(c_type)s ret_in, QObject **ret_out, Error **errp) +static void qmp_marshal_output_%(c_name)s(%(c_type)s ret_in, QObject **ret_out, Error **errp) { Error *local_err = NULL; QmpOutputVisitor *mo = qmp_output_visitor_new(); @@ -192,8 +192,7 @@ def gen_marshal_output(name, ret_type): qapi_dealloc_visitor_cleanup(md); } ''', - c_type=ret_type.c_type(), c_cmd_name=c_name(name), - c_name=ret_type.c_name()) + c_type=ret_type.c_type(), c_name=ret_type.c_name()) def gen_marshal_proto(name): @@ -272,24 +271,28 @@ def __init__(self): self.decl = None self.defn = None self._regy = None + self._visited_ret_types = None def visit_begin(self, schema): self.decl = '' self.defn = '' self._regy = '' + self._visited_ret_types = set() def visit_end(self): if not middle_mode: self.defn += gen_registry(self._regy) self._regy = None + self._visited_ret_types = None def visit_command(self, name, info, arg_type, ret_type, gen, success_response): if not gen: return self.decl += gen_command_decl(name, arg_type, ret_type) - if ret_type: - self.defn += gen_marshal_output(name, ret_type) + if ret_type and ret_type not in self._visited_ret_types: + self._visited_ret_types.add(ret_type) + self.defn += gen_marshal_output(ret_type) if middle_mode: self.decl += gen_marshal_decl(name) self.defn += gen_marshal(name, arg_type, ret_type)