units building and packaging redesigned + Travis CI support

test_package/CMakeLists.txt

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+# The MIT License (MIT)
+#
+# Copyright (c) 2018 Mateusz Pusz
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+cmake_minimum_required(VERSION 2.8.12)
+project(test_package)
+
+set(CMAKE_VERBOSE_MAKEFILE TRUE)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup(TARGETS)
+
+find_package(units CONFIG REQUIRED)
+
+# test conan-generated target
+add_executable(${PROJECT_NAME}_conan test_package.cpp)
+target_compile_features(${PROJECT_NAME}_conan PRIVATE cxx_std_20)  # conan is not able to propagate that yet :-(
+target_link_libraries(${PROJECT_NAME}_conan PRIVATE CONAN_PKG::units)
+
+# test cmake target
+add_executable(${PROJECT_NAME}_cmake test_package.cpp)
+target_link_libraries(${PROJECT_NAME}_cmake PRIVATE units::units)

test_package/conanfile.py

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+# The MIT License (MIT)
+#
+# Copyright (c) 2018 Mateusz Pusz
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+from conans import ConanFile, CMake, tools, RunEnvironment
+import os
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake"
+    
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def imports(self):
+        self.copy("*.dll", dst="bin", src="bin")
+        self.copy("*.dylib*", dst="bin", src="lib")
+        self.copy('*.so*', dst='bin', src='lib')
+
+    def _test_run(self, bin_path):
+        if self.settings.os == "Windows":
+            self.run(bin_path)
+        elif self.settings.os == "Macos":
+            self.run("DYLD_LIBRARY_PATH=%s %s" % (os.environ.get('DYLD_LIBRARY_PATH', ''), bin_path))
+        else:
+            self.run("LD_LIBRARY_PATH=%s %s" % (os.environ.get('LD_LIBRARY_PATH', ''), bin_path))
+
+    def test(self):
+        if not tools.cross_building(self.settings):
+            with tools.environment_append(RunEnvironment(self).vars):
+                self._test_run(os.path.join("bin", "test_package_conan"))
+                self._test_run(os.path.join("bin", "test_package_cmake"))

test_package/test_package.cpp

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+// The MIT License (MIT)
+//
+// Copyright (c) 2018 Mateusz Pusz
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#include <units/si/velocity.h>
+#include <iostream>
+
+using namespace units::literals;
+
+template<units::Length D, units::Time T>
+constexpr units::Velocity avg_speed(D d, T t)
+{
+  return d / t;
+}
+
+int main()
+{
+  std::cout << "Average speed = " << avg_speed(240.0_km, 2_h).count() << " kmph\n";
+}