Enable clang-tidy in libaaudio.

Enabling clang-tidy could help find programming errors at compile time.

Bug: 186572209
Test: make, atest AAudioTests
Change-Id: If48282d10701df87b80a99e2a3d2199437189d70
diff --git a/media/libaaudio/src/Android.bp b/media/libaaudio/src/Android.bp
index 9d137c8..7cadacd 100644
--- a/media/libaaudio/src/Android.bp
+++ b/media/libaaudio/src/Android.bp
@@ -7,6 +7,65 @@
     default_applicable_licenses: ["frameworks_av_license"],
 }
 
+tidy_errors = [
+    // https://clang.llvm.org/extra/clang-tidy/checks/list.html
+    // For many categories, the checks are too many to specify individually.
+    // Feel free to disable as needed - as warnings are generally ignored,
+    // we treat warnings as errors.
+    "android-*",
+    "bugprone-*",
+    "cert-*",
+    "clang-analyzer-security*",
+    "google-*",
+    "misc-*",
+    //"modernize-*",  // explicitly list the modernize as they can be subjective.
+    "modernize-avoid-bind",
+    //"modernize-avoid-c-arrays", // std::array<> can be verbose
+    "modernize-concat-nested-namespaces",
+    //"modernize-deprecated-headers", // C headers still ok even if there is C++ equivalent.
+    "modernize-deprecated-ios-base-aliases",
+    "modernize-loop-convert",
+    "modernize-make-shared",
+    "modernize-make-unique",
+    "modernize-pass-by-value",
+    "modernize-raw-string-literal",
+    "modernize-redundant-void-arg",
+    "modernize-replace-auto-ptr",
+    "modernize-replace-random-shuffle",
+    "modernize-return-braced-init-list",
+    "modernize-shrink-to-fit",
+    "modernize-unary-static-assert",
+    // "modernize-use-auto", // found in AAudioAudio.cpp
+    "modernize-use-bool-literals",
+    "modernize-use-default-member-init",
+    "modernize-use-emplace",
+    "modernize-use-equals-default",
+    "modernize-use-equals-delete",
+    // "modernize-use-nodiscard", // found in aidl generated files
+    "modernize-use-noexcept",
+    "modernize-use-nullptr",
+    // "modernize-use-override", // found in aidl generated files
+    // "modernize-use-trailing-return-type", // not necessarily more readable
+    "modernize-use-transparent-functors",
+    "modernize-use-uncaught-exceptions",
+    // "modernize-use-using", // found typedef in several files
+    "performance-*",
+
+    // Remove some pedantic stylistic requirements.
+    "-android-cloexec-dup", // found in SharedMemoryParcelable.cpp
+    "-bugprone-macro-parentheses", // found in SharedMemoryParcelable.h
+    "-bugprone-narrowing-conversions", // found in several interface from size_t to int32_t
+
+    "-google-readability-casting", // C++ casts not always necessary and may be verbose
+    "-google-readability-todo", // do not require TODO(info)
+    "-google-build-using-namespace", // Reenable and fix later.
+    "-google-global-names-in-headers", // found in several files
+
+    "-misc-non-private-member-variables-in-classes", // found in aidl generated files
+
+    "-performance-no-int-to-ptr", // found in SharedMemoryParcelable.h
+]
+
 cc_library {
     name: "libaaudio",
 
@@ -63,6 +122,13 @@
         symbol_file: "libaaudio.map.txt",
         versions: ["28"],
     },
+
+    tidy: true,
+    tidy_checks: tidy_errors,
+    tidy_checks_as_errors: tidy_errors,
+    tidy_flags: [
+        "-format-style=file",
+    ]
 }
 
 cc_library {
@@ -159,6 +225,13 @@
         integer_overflow: true,
         misc_undefined: ["bounds"],
     },
+
+    tidy: true,
+    tidy_checks: tidy_errors,
+    tidy_checks_as_errors: tidy_errors,
+    tidy_flags: [
+        "-format-style=file",
+    ]
 }
 
 aidl_interface {