add default_runtime attribute to cc|py rules.
This adds implicit dependencies to the coressponding runtime libraries.
diff --git a/protobuf.bzl b/protobuf.bzl
index 0e2d44f..e8bc455 100644
--- a/protobuf.bzl
+++ b/protobuf.bzl
@@ -101,6 +101,7 @@
include=None,
protoc="//google/protobuf:protoc",
internal_bootstrap_hack=False,
+ default_runtime="//google/protobuf:protobuf",
**kargs):
"""Bazel rule to create a C++ protobuf library from proto source files
@@ -116,6 +117,8 @@
for bootstraping. When it is set to True, no files will be generated.
The rule will simply be a provider for .proto files, so that other
cc_proto_library can depend on it.
+ default_runtime: the implicitly default runtime which will be depended on by
+ the generated cc_library target.
**kargs: other keyword arguments that are passed to cc_library.
"""
@@ -151,6 +154,8 @@
outs=outs,
)
+ if default_runtime and not default_runtime in cc_libs:
+ cc_libs += [default_runtime]
native.cc_library(
name=name,
@@ -197,6 +202,7 @@
py_libs=[],
py_extra_srcs=[],
include=None,
+ default_runtime="//google/protobuf:protobuf_python",
protoc="//google/protobuf:protoc",
**kargs):
"""Bazel rule to create a Python protobuf library from proto source files
@@ -210,6 +216,8 @@
py_extra_srcs: extra source files that will be added to the output
py_library. This attribute is used for internal bootstrapping.
include: a string indicating the include path of the .proto files.
+ default_runtime: the implicitly default runtime which will be depended on by
+ the generated py_library target.
protoc: the label of the protocol compiler to generate the sources.
**kargs: other keyword arguments that are passed to cc_library.
@@ -239,6 +247,9 @@
include=include)
outs=[internal_copied_filegroup_name]
+ if default_runtime and not default_runtime in py_libs + deps:
+ py_libs += [default_runtime]
+
native.py_library(
name=name,
srcs=outs+py_extra_srcs,
