Make libstatssocket a shared_lib

Make libstatssocket unable to be linked as a static lib on the platform.

Test: bit libstatssocket_test:*
Test: bit statsd_test:*
Test: atest LibStatsPullTests
Bug: 149340100

Change-Id: I5889dd718536f5f2c693b4c2e7331c9cc2eb2ac9

libstats/pull/Android.bp

@@ -17,8 +17,8 @@
 // ==========================================================
 // Native library to register a pull atom callback with statsd
 // ==========================================================
-cc_library_shared {
-    name: "libstatspull",
+cc_defaults {
+    name: "libstatspull_defaults",
     srcs: [
         "stats_pull_atom_callback.cpp",
     ],
@@ -31,12 +31,16 @@ cc_library_shared {
         "libbinder_ndk",
         "liblog",
         "statsd-aidl-ndk_platform",
+        "libstatssocket",
     ],
     static_libs: [
         "libutils",
-        // TODO(b/149340100): Clean this up when libstatssocket is moved to the apex.
-        "libstatssocket",
-        "libcutils",
+    ],
+}
+cc_library_shared {
+    name: "libstatspull",
+    defaults: [
+        "libstatspull_defaults"
     ],
     // enumerate stable entry points for APEX use
     stubs: {
@@ -50,3 +54,14 @@ cc_library_shared {
         "test_com.android.os.statsd",
     ],
 }
+
+// ONLY USE IN TESTS.
+cc_library_static {
+    name: "libstatspull_private",
+    defaults: [
+        "libstatspull_defaults",
+    ],
+    visibility: [
+        "//frameworks/base/apex/statsd/tests/libstatspull",
+    ],
+}

libstats/socket/Android.bp

@@ -17,23 +17,43 @@
 // =========================================================================
 // Native library to write stats log to statsd socket on Android R and later
 // =========================================================================
-cc_library {
-    name: "libstatssocket",
+cc_defaults {
+    name: "libstatssocket_defaults",
     srcs: [
         "stats_buffer_writer.c",
         "stats_event.c",
         "stats_socket.c",
         "statsd_writer.c",
     ],
-    host_supported: true,
-    cflags: [
-        "-Wall",
-        "-Werror",
-    ],
     export_include_dirs: ["include"],
     static_libs: [
         "libcutils", // does not expose a stable C API
     ],
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
+}
+
+cc_library {
+    name: "libstatssocket",
+    defaults: [
+        "libstatssocket_defaults",
+    ],
+    host_supported: true,
+    target: {
+        // On android, libstatssocket should only be linked as a shared lib
+        android: {
+            static: {
+                enabled: false,
+            },
+        },
+        host: {
+            shared: {
+                enabled: false,
+            },
+        },
+    },
 
     // enumerate stable entry points for APEX use
     stubs: {
@@ -43,13 +63,23 @@ cc_library {
         ],
     },
     apex_available: [
-        //TODO(b/149340100): Remove this once libstatssocket is only linked as shared.
-        "//apex_available:platform",
         "com.android.os.statsd",
         "test_com.android.os.statsd",
     ],
 }
 
+//TODO (b/149842105): Figure out if there is a better solution for this.
+cc_test_library {
+    name: "libstatssocket_private",
+    defaults: [
+        "libstatssocket_defaults",
+    ],
+    visibility: [
+        "//frameworks/base/apex/statsd/tests/libstatspull",
+        "//frameworks/base/cmds/statsd",
+    ],
+}
+
 cc_library_headers {
     name: "libstatssocket_headers",
     export_include_dirs: ["include"],
@@ -67,7 +97,7 @@ cc_benchmark {
         "-Werror",
     ],
     static_libs: [
-        "libstatssocket",
+        "libstatssocket_private",
     ],
     shared_libs: [
         "libcutils",
@@ -84,7 +114,7 @@ cc_test {
     ],
     static_libs: [
         "libgmock",
-        "libstatssocket",
+        "libstatssocket_private",
     ],
     shared_libs: [
         "libcutils",