1# Copyright (C) 2019 The Android Open Source Project 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14 15# Noop function used to override rules we don't want to support in standalone. 16def _noop_override(**kwargs): 17 pass 18 19PERFETTO_CONFIG = struct( 20 # This is used to refer to deps within perfetto's BUILD files. 21 # In standalone and bazel-based embedders use '//', because perfetto has its 22 # own repository, and //xxx would be relative to @perfetto//xxx. 23 # In Google internal builds, instead, this is set to //third_party/perfetto, 24 # because perfetto doesn't have its own repository there. 25 root = "//", 26 27 # These variables map dependencies to perfetto third-party projects. This is 28 # to allow perfetto embedders (e.g. gapid) and google internal builds to 29 # override paths and target names to their own third_party. 30 deps = struct( 31 # Target exposing the build config header. It should be a valid 32 # cc_library dependency as it will become a dependency of every 33 # perfetto_cc_library target. It needs to expose a 34 # "perfetto_build_flags.h" file that can be included via: 35 # #include "perfetto_build_flags.h". 36 build_config = ["//:build_config_hdr"], 37 38 # Target exposing the PERFETTO_VERSION_STRING() and 39 # PERFETTO_VERSION_SCM_REVISION() macros. This is overridden in google 40 # internal builds. 41 version_header = ["//:cc_perfetto_version_header"], 42 43 # Target exposing platform-specific functionality for base. This is 44 # overriden in Google internal builds. 45 base_platform = ["//:perfetto_base_default_platform"], 46 47 zlib = ["@perfetto_dep_zlib//:zlib"], 48 expat = ["@perfetto_dep_expat//:expat"], 49 jsoncpp = ["@perfetto_dep_jsoncpp//:jsoncpp"], 50 linenoise = ["@perfetto_dep_linenoise//:linenoise"], 51 sqlite = ["@perfetto_dep_sqlite//:sqlite"], 52 sqlite_ext_percentile = ["@perfetto_dep_sqlite_src//:percentile_ext"], 53 protoc = ["@com_google_protobuf//:protoc"], 54 protoc_lib = ["@com_google_protobuf//:protoc_lib"], 55 protobuf_lite = ["@com_google_protobuf//:protobuf_lite"], 56 protobuf_full = ["@com_google_protobuf//:protobuf"], 57 protobuf_descriptor_proto = ["@com_google_protobuf//:descriptor_proto"], 58 open_csd = ["@perfetto_dep_open_csd//:open_csd"], 59 60 # The Python targets are empty on the standalone build because we assume 61 # any relevant deps are installed on the system or are not applicable. 62 protobuf_py = [], 63 pandas_py = [], 64 tp_vendor_py = [], 65 tp_resolvers_py = [], 66 67 # There are multiple configurations for the function name demangling 68 # logic in trace processor: 69 # (1) The following defaults include a subset of demangling sources 70 # from llvm-project. This is the most complete implementation. 71 # (2) You can avoid the llvm dependency by setting "llvm_demangle = []" 72 # here and PERFETTO_LLVM_DEMANGLE to false in your 73 # perfetto_build_flags.h. Then the implementation will use a 74 # demangler from the c++ runtime, which will most likely handle 75 # only itanium mangling, and is unavailable on some platforms (e.g. 76 # Windows, where it becomes a nop). 77 # (3) You can override the whole demangle_wrapper below, and provide 78 # your own demangling implementation. 79 demangle_wrapper = [ "//:src_trace_processor_demangle" ], 80 llvm_demangle = ["@perfetto_dep_llvm_demangle//:llvm_demangle"], 81 ), 82 83 # This struct allows embedders to customize the cc_opts for Perfetto 84 # 3rd party dependencies. They only have an effect if the dependencies are 85 # initialized with the Perfetto build files (i.e. via perfetto_deps()). 86 deps_copts = struct( 87 zlib = [], 88 expat = [], 89 jsoncpp = [], 90 linenoise = [], 91 sqlite = [], 92 llvm_demangle = [], 93 open_csd = [], 94 ), 95 96 # Allow Bazel embedders to change the visibility of "public" targets. 97 # This variable has been introduced to limit the change to Bazel and avoid 98 # making the targets fully public in the google internal tree. 99 public_visibility = [ 100 "//visibility:public", 101 ], 102 103 # Allow Bazel embedders to change the visibility of the proto targets. 104 # This variable has been introduced to limit the change to Bazel and avoid 105 # making the targets public in the google internal tree. 106 proto_library_visibility = "//visibility:private", 107 108 # Allow Bazel embedders to change the visibility of the Go protos. 109 # Go protos have all sorts of strange behaviour in Google3 so need special 110 # handling as the rules for other languages do not work for Go. 111 go_proto_library_visibility = "//visibility:private", 112 113 # This struct allows the embedder to customize copts and other args passed 114 # to rules like cc_binary. Prefixed rules (e.g. perfetto_cc_binary) will 115 # look into this struct before falling back on native.cc_binary(). 116 # This field is completely optional, the embedder can omit the whole 117 # |rule_overrides| or invidivual keys. They are assigned to None or noop 118 # actions here just for documentation purposes. 119 rule_overrides = struct( 120 proto_library = None, 121 122 cc_binary = None, 123 cc_library = None, 124 cc_proto_library = None, 125 126 # Supporting java rules pulls in the JDK and generally is not something 127 # we need for most embedders. 128 java_proto_library = _noop_override, 129 java_lite_proto_library = _noop_override, 130 131 py_binary = None, 132 py_library = None, 133 py_proto_library = None, 134 135 go_proto_library = None, 136 137 jspb_proto_library = None, 138 ), 139 140 # The default copts which we use to compile C++ code. 141 default_copts = [ 142 "-std=c++17", 143 ] 144) 145