First version of the tracing library

Supports only noop tracer.

Change-Id: I8ccd9ecbeb420b98cefc9950d2ed3f3f59482495
Signed-off-by: Roni Riska <roni.riska@nokia.com>
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..1c5ad29
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,106 @@
+#
+# Copyright (c) 2019 AT&T Intellectual Property.
+# Copyright (c) 2018-2019 Nokia.
+#
+# 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.
+#
+
+cmake_minimum_required (VERSION 3.5)
+
+file(
+  DOWNLOAD https://raw.githubusercontent.com/hunter-packages/gate/master/cmake/HunterGate.cmake
+  ${CMAKE_BINARY_DIR}/HunterGate.cmake)
+
+include("${CMAKE_BINARY_DIR}/HunterGate.cmake")
+
+HunterGate(
+    URL "https://github.com/ruslo/hunter/archive/v0.23.5.tar.gz"
+    SHA1 "2c5c6fc1cf609d0856695d60f147594daf4e6b3e"
+)
+
+project(tracelibcpp LANGUAGES CXX C)
+set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/cmake/cxx1.cmake)
+
+set (tracelibcpp_VERSION_MAJOR "0")
+set (tracelibcpp_VERSION_MINOR "0")
+set (tracelibcpp_VERSION_MICRO "1")
+set (tracelibcpp_VERSION_STRING
+    "${tracelibcpp_VERSION_MAJOR}.${tracelibcpp_VERSION_MINOR}.${tracelibcpp_VERSION_MICRO}")
+
+# Add jaeger
+hunter_add_package(jaegertracing)
+find_package(jaegertracing CONFIG REQUIRED)
+
+# Unit testing support of off by default
+# Enable it with cmake -DWITH_TESTING=ON <srcdir>
+option(WITH_TESTING "Include using testing support" OFF)
+
+include_directories ("${PROJECT_SOURCE_DIR}/include/tracelibcpp")
+
+add_library(tracelibcpp SHARED
+    src/tracelib.cpp
+)
+
+option(WITH_VERSION "Support for library versioning" ON)
+
+if (WITH_VERSION)
+    set_target_properties(tracelibcpp PROPERTIES VERSION ${tracelibcpp_VERSION_STRING}
+                                  SOVERSION ${tracelibcpp_VERSION_MAJOR})
+endif (WITH_VERSION)
+
+# Library versions are on by default
+# i.e. so versions
+option(WITH_VERSION "Support for library versioning" ON)
+
+if (WITH_VERSION)
+set_target_properties(tracelibcpp PROPERTIES VERSION ${tracelibcpp_VERSION_STRING}
+                                  SOVERSION ${tracelibcpp_VERSION_MAJOR})
+endif (WITH_VERSION)
+
+target_link_libraries(tracelibcpp PUBLIC jaegertracing::jaegertracing-static)
+
+include(GNUInstallDirs)
+if (NOT DEFINED LIB_INSTALL_DIR)
+    set(LIB_INSTALL_DIR lib)
+endif()
+
+install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/include/tracelibcpp
+        DESTINATION include
+        COMPONENT DEVEL)
+
+install(TARGETS tracelibcpp
+        COMPONENT DIST
+        LIBRARY DESTINATION ${LIB_INSTALL_DIR}
+        NAMELINK_SKIP
+        )
+
+install(TARGETS tracelibcpp
+        COMPONENT DEVEL
+        LIBRARY DESTINATION ${LIB_INSTALL_DIR}
+        NAMELINK_ONLY
+        )
+
+# Add google test
+if (WITH_TESTING)
+  hunter_add_package(GTest)
+  find_package(GTest CONFIG REQUIRED)
+  add_executable(testrunner
+      tst/testcreate.cpp
+  )
+  target_link_libraries(testrunner GTest::main) # GTest::gtest will be linked automatically
+  target_link_libraries(testrunner GTest::gtest)
+  target_link_libraries(testrunner tracelibcpp)
+  add_test(UnitTest testrunner)
+  add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND} DEPENDS testrunner)
+  ENABLE_TESTING()
+endif (WITH_TESTING)