From c2e754829628d1e9b7a16b3389cfdace76950fdf Mon Sep 17 00:00:00 2001
From: misterg <misterg@google.com>
Date: Tue, 19 Sep 2017 16:54:40 -0400
Subject: Initial Commit

---
 absl/debugging/BUILD.bazel | 170 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 170 insertions(+)
 create mode 100644 absl/debugging/BUILD.bazel

(limited to 'absl/debugging/BUILD.bazel')

diff --git a/absl/debugging/BUILD.bazel b/absl/debugging/BUILD.bazel
new file mode 100644
index 0000000..84acf9f
--- /dev/null
+++ b/absl/debugging/BUILD.bazel
@@ -0,0 +1,170 @@
+#
+# Copyright 2017 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+load(
+    "//absl:copts.bzl",
+    "ABSL_DEFAULT_COPTS",
+)
+
+package(
+    default_visibility = ["//visibility:public"],
+)
+
+licenses(["notice"])  # Apache 2.0
+
+cc_library(
+    name = "stacktrace",
+    srcs = [
+        "stacktrace.cc",
+    ],
+    hdrs = ["stacktrace.h"],
+    copts = ABSL_DEFAULT_COPTS,
+    deps = [
+        ":debugging_internal",
+        "//absl/base",
+        "//absl/base:core_headers",
+    ],
+)
+
+cc_library(
+    name = "debugging_internal",
+    srcs = [
+        "internal/address_is_readable.cc",
+        "internal/elf_mem_image.cc",
+        "internal/vdso_support.cc",
+    ],
+    hdrs = [
+        "internal/address_is_readable.h",
+        "internal/elf_mem_image.h",
+        "internal/stacktrace_aarch64-inl.inc",
+        "internal/stacktrace_arm-inl.inc",
+        "internal/stacktrace_config.h",
+        "internal/stacktrace_generic-inl.inc",
+        "internal/stacktrace_libunwind-inl.inc",
+        "internal/stacktrace_powerpc-inl.inc",
+        "internal/stacktrace_unimplemented-inl.inc",
+        "internal/stacktrace_win32-inl.inc",
+        "internal/stacktrace_x86-inl.inc",
+        "internal/vdso_support.h",
+    ],
+    copts = ABSL_DEFAULT_COPTS,
+    deps = [
+        "//absl/base",
+        "//absl/base:dynamic_annotations",
+        "//absl/base:core_headers",
+    ],
+)
+
+cc_library(
+    name = "leak_check",
+    srcs = select({
+        # The leak checking interface depends on weak function
+        # declarations that may not necessarily have definitions.
+        # Windows doesn't support this, and ios requires
+        # guaranteed definitions for weak symbols.
+        "//absl:ios": [],
+        "//absl:windows": [],
+        "//conditions:default": [
+            "leak_check.cc",
+        ],
+    }),
+    hdrs = select({
+        "//absl:ios": [],
+        "//absl:windows": [],
+        "//conditions:default": ["leak_check.h"],
+    }),
+    deps = ["//absl/base:core_headers"],
+)
+
+# Adding a dependency to leak_check_disable will disable
+# sanitizer leak checking (asan/lsan) in a test without
+# the need to mess around with build features.
+cc_library(
+    name = "leak_check_disable",
+    srcs = ["leak_check_disable.cc"],
+    linkstatic = 1,
+    alwayslink = 1,
+)
+
+# These targets exists for use in tests only, explicitly configuring the
+# LEAK_SANITIZER macro. It must be linked with -fsanitize=leak for lsan.
+ABSL_LSAN_LINKOPTS = select({
+    "//absl:llvm_compiler": ["-fsanitize=leak"],
+    "//conditions:default": [],
+})
+
+cc_library(
+    name = "leak_check_api_enabled_for_testing",
+    testonly = 1,
+    srcs = ["leak_check.cc"],
+    hdrs = ["leak_check.h"],
+    copts = select({
+        "//absl:llvm_compiler": ["-DLEAK_SANITIZER"],
+        "//conditions:default": [],
+    }),
+    visibility = ["//visibility:private"],
+)
+
+cc_library(
+    name = "leak_check_api_disabled_for_testing",
+    testonly = 1,
+    srcs = ["leak_check.cc"],
+    hdrs = ["leak_check.h"],
+    copts = ["-ULEAK_SANITIZER"],
+    visibility = ["//visibility:private"],
+)
+
+cc_test(
+    name = "leak_check_test",
+    srcs = ["leak_check_test.cc"],
+    copts = select({
+        "//absl:llvm_compiler": ["-DABSL_EXPECT_LEAK_SANITIZER"],
+        "//conditions:default": [],
+    }),
+    linkopts = ABSL_LSAN_LINKOPTS,
+    deps = [
+        ":leak_check_api_enabled_for_testing",
+        "//absl/base",
+        "@com_google_googletest//:gtest_main",
+    ],
+)
+
+cc_test(
+    name = "leak_check_no_lsan_test",
+    srcs = ["leak_check_test.cc"],
+    copts = ["-UABSL_EXPECT_LEAK_SANITIZER"],
+    deps = [
+        ":leak_check_api_disabled_for_testing",
+        "//absl/base",  # for raw_logging
+        "@com_google_googletest//:gtest_main",
+    ],
+)
+
+# Test that leak checking is skipped when lsan is enabled but
+# ":leak_check_disable" is linked in.
+#
+# This test should fail in the absence of a dependency on ":leak_check_disable"
+cc_test(
+    name = "disabled_leak_check_test",
+    srcs = ["leak_check_fail_test.cc"],
+    linkopts = ABSL_LSAN_LINKOPTS,
+    deps = [
+        ":leak_check_api_enabled_for_testing",
+        ":leak_check_disable",
+        "//absl/base",
+        "@com_google_googletest//:gtest_main",
+    ],
+)
-- 
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