CMake support

- initial cmake support
- downgrade cmake requirement to 2.8.12
- factorize cmake test flags / libs options
- refactor test / library under helpers functions, follow bazel's style
- Add fix for MSVC and Windows support ( thx @patrikfors )
- Switch to default "add_subdirectory()" usage mode
- add CMake/README.md for instructions
- add header-only cmake target generator
- map absl target to absl:: namespace

1 files changed, 60 insertions, 0 deletions

diff --git a/absl/utility/CMakeLists.txt b/absl/utility/CMakeLists.txt
new file mode 100644
index 000000000000..daf3417859ba
--- /dev/null
+++ b/absl/utility/CMakeLists.txt
@@ -0,0 +1,60 @@
+#
+# 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.
+#
+
+
+list(APPEND UTILITY_PUBLIC_HEADERS
+  "utility.h"
+)
+
+
+
+list(APPEND UTILITY_SRC
+  "utility.cc"
+  ${UTILITY_PUBLIC_HEADERS}
+)
+
+absl_library(
+  TARGET
+    absl_utility
+  SOURCES
+    ${UTILITY_SRC}
+  PUBLIC_LIBRARIES
+    ${UTILITY_PUBLIC_LIBRARIES}
+  EXPORT_NAME
+    utility
+)
+
+
+
+#
+## TESTS
+#
+
+# test utility_test
+set(UTILITY_TEST_SRC "utility_test.cc")
+set(UTILITY_TEST_PUBLIC_LIBRARIES absl::utility)
+
+absl_test(
+  TARGET
+    utility_test
+  SOURCES
+    ${UTILITY_TEST_SRC}
+  PUBLIC_LIBRARIES
+    ${UTILITY_TEST_PUBLIC_LIBRARIES}
+)
+
+
+