Incorporate feedback

Signed-off-by: Michael Carroll <michael@openrobotics.org>

Author: mjcarroll

BUILD.bazel

@@ -1,22 +1,30 @@
 load(
-    "//ign_bazel:cmake_configure_file.bzl",
+    "//ign_bazel:build_defs.bzl",
+    "IGNITION_ROOT",
+    "IGNITION_VISIBILITY",
     "cmake_configure_file",
-)
-load(
-    "//ign_bazel:generate_include_header.bzl",
     "generate_include_header",
-)
-load(
-    "//ign_bazel:ign_export_header.bzl",
+    "ign_config_header",
     "ign_export_header",
 )
+
 load(
     ":ign_msg_gen.bzl",
     "get_proto_headers",
     "ign_msg_gen",
 )
 
-package(default_visibility = ["//visibility:public"])
+package(
+    default_visibility = IGNITION_VISIBILITY,
+    features = [
+        "-parse_headers",
+        "-layering_check",
+    ],
+)
+
+licenses(["notice"])
+
+exports_files(["LICENSE"])
 
 PROJECT_NAME = "ignition-msgs"
 
@@ -27,23 +35,12 @@ PROJECT_MINOR = 0
 PROJECT_PATCH = 0
 
 # Generates config.hh based on the version numbers in CMake code.
-cmake_configure_file(
+ign_config_header(
     name = "config",
     src = "include/ignition/msgs/config.hh.in",
-    out = "include/ignition/msgs/config.hh",
     cmakelists = ["CMakeLists.txt"],
-    defines = [
-        "PROJECT_VERSION_MAJOR=%d" % PROJECT_MAJOR,
-        "PROJECT_VERSION_MINOR=%d" % PROJECT_MINOR,
-        "PROJECT_VERSION_PATCH=%d" % PROJECT_PATCH,
-        "PROJECT_MAJOR_VERSION=%d" % PROJECT_MAJOR,
-        "PROJECT_MINOR_VERSION=%d" % PROJECT_MINOR,
-        "PROJECT_PATCH_VERSION=%d" % PROJECT_PATCH,
-        "PROJECT_VERSION=%d.%d" % (PROJECT_MAJOR, PROJECT_MINOR),
-        "PROJECT_VERSION_FULL=%d.%d.%d" % (PROJECT_MAJOR, PROJECT_MINOR, PROJECT_PATCH),  # noqa
-        "PROJECT_NAME_NO_VERSION=%s" % PROJECT_NAME,
-    ],
-    visibility = ["//visibility:public"],
+    project_name = PROJECT_NAME,
+    project_version = (PROJECT_MAJOR, PROJECT_MINOR, PROJECT_PATCH),
 )
 
 ign_export_header(
@@ -67,6 +64,7 @@ generate_include_header(
     name = "messagetypeshh_genrule",
     out = "include/ignition/msgs/MessageTypes.hh",
     hdrs = get_proto_headers(protos),
+    strip_prefix = ["ign_msgs"],
 )
 
 generate_include_header(
@@ -120,50 +118,46 @@ ign_msg_gen(
     deps = [":ignmsgs_proto"],
 )
 
-cc_binary(
-    name = "libignition-msgs6.so",
+cc_library(
+    name = "ign_msgs",
     srcs = [
         ":ignmsgs_proto_cc",
         "src/Factory.cc",
         "src/Filesystem.cc",
         "src/Utility.cc",
-    ] + public_headers,
-    includes = ["include"],
-    linkopts = [
-        "-Wl,-soname,libignition-msgs6.so",
-        "-ltinyxml2",
     ],
-    linkshared = True,
-    linkstatic = True,
-    visibility = [],
+    hdrs = public_headers,
+    includes = ["include"],
     deps = [
         ":ignmsgs_proto_cc",
-        "//ign_math",
+        IGNITION_ROOT + "ign_math",
+        "@tinyxml2",
         "@com_google_protobuf//:protobuf",
     ],
 )
 
-cc_library(
-    name = "ign_msgs",
-    srcs = ["libignition-msgs6.so"],
-    hdrs = public_headers + [":ignmsgs_proto_cc"],
+# use shared library only when absolutely needd
+cc_binary(
+    name = "libignition-msgs6.so",
     includes = ["include"],
-    visibility = ["//visibility:public"],
+    linkopts = [
+        "-Wl,-soname,libignition-msgs6.so",
+    ],
+    linkshared = True,
+    linkstatic = True,
     deps = [
-        ":ignmsgs_proto_cc",
-        "//ign_math",
-        "@com_google_protobuf//:protobuf",
-        "@com_google_protobuf//:protoc_lib",
+        ":ign_msgs",
     ],
 )
 
 [cc_test(
     name = src.replace("/", "_").replace(".cc", "").replace("src_", ""),
     srcs = [src],
-    data = ["//ign_msgs/test:desc/stringmsg.desc"],
+    data = [IGNITION_ROOT + "ign_msgs/test:desc/stringmsg.desc"],
     deps = [
         ":ign_msgs",
-        "//ign_msgs/test:test_utils",
+        IGNITION_ROOT + "ign_math",
+        IGNITION_ROOT + "ign_msgs/test:test_utils",
         "@gtest",
         "@gtest//:gtest_main",
     ],
@@ -174,3 +168,5 @@ cc_library(
 )]
 
 exports_files(["src/cmd/cmdmsgs.rb.in"])
+
+exports_files(["CMakeLists.txt"])

test/BUILD.bazel

@@ -1,11 +1,22 @@
 load(
-    "//ign_bazel:cmake_configure_file.bzl",
+    "//ign_bazel:build_defs.bzl",
+    "IGNITION_ROOT",
+    "IGNITION_VISIBILITY",
     "cmake_configure_file",
 )
 
-BINARY_DIR = "./ign_msgs/"
+package(
+    default_visibility = IGNITION_VISIBILITY,
+    features = [
+        "-layering_check",
+    ],
+)
+
+licenses(["notice"])
+
+exports_files(["LICENSE"])
 
-SOURCE_DIR = "./ign_msgs/"
+MSGS_DIR = "./ign_msgs/"
 
 # Generates config.hh based on the version numbers in CMake code.
 cmake_configure_file(
@@ -14,9 +25,9 @@ cmake_configure_file(
     out = "test_config.h",
     cmakelists = ["CMakeLists.txt"],
     defines = [
-        "CMAKE_BINARY_DIR=%s" % BINARY_DIR,
-        "PROJECT_BINARY_DIR=%s" % BINARY_DIR,
-        "PROJECT_SOURCE_DIR=%s" % SOURCE_DIR,
+        "CMAKE_BINARY_DIR=%s" % (MSGS_DIR),
+        "PROJECT_BINARY_DIR=%s" % (MSGS_DIR),
+        "PROJECT_SOURCE_DIR=%s" % (MSGS_DIR),
     ],
     visibility = ["//visibility:private"],
 )
@@ -25,10 +36,8 @@ cc_library(
     name = "test_utils",
     srcs = ["test_config.h"],
     includes = ["."],
-    visibility = ["//visibility:public"],
 )
 
-exports_files(["desc/stringmsg.desc"])
 
 [
     cc_test(
@@ -40,10 +49,12 @@ exports_files(["desc/stringmsg.desc"])
         ],
         deps = [
             ":test_utils",
-            "//ign_msgs",
+            IGNITION_ROOT + "ign_msgs",
             "@gtest",
             "@gtest//:gtest_main",
         ],
     )
     for test in glob(["integration/*.cc"])
 ]
+
+exports_files(["desc/stringmsg.desc"])