Work on CI support.

.travis.yml

@@ -0,0 +1,46 @@
+language: cpp
+
+dist: trusty # default distribution
+os: linux # default os
+sudo: false
+
+
+matrix:
+  fast_finish: true
+  include:
+    - env: CC=gcc-5 CXX=g++-5 GENERATOR="Unix Makefiles"
+      addons: { apt: { packages: ["g++-5"], sources: ["ubuntu-toolchain-r-test"] } }
+
+    - env: CC=gcc-6 CXX=g++-6 GENERATOR="Unix Makefiles"
+      addons: { apt: { packages: ["g++-6"], sources: ["ubuntu-toolchain-r-test"] } }
+
+    - env: CC=gcc-7 CXX=g++-7 GENERATOR="Unix Makefiles"
+      addons: { apt: { packages: ["g++-7"], sources: ["ubuntu-toolchain-r-test"] } }
+
+    - env: CC=gcc-8 CXX=g++-8 GENERATOR="Unix Makefiles"
+      addons: { apt: { packages: ["g++-8"], sources: ["ubuntu-toolchain-r-test"] } }
+
+    - env: CC=clang-5.0 CXX=clang++-5.0 GENERATOR="Unix Makefiles"
+      addons: { apt: { packages: ["g++-8", "clang-5.0"], sources: ["llvm-toolchain-trusty-5.0", "ubuntu-toolchain-r-test"] } }
+
+    - env: CC=clang-6.0 CXX=clang++-6.0 GENERATOR="Unix Makefiles"
+      addons: { apt: { packages: ["g++-8", "clang-6.0"], sources: ["llvm-toolchain-trusty-6.0", "ubuntu-toolchain-r-test"] } }
+
+    - os: osx
+      env: CC=clang CXX=clang++ GENERATOR="Xcode"
+      osx_image: xcode9.2
+  
+install:
+  - $CC --version
+  - $CXX --version
+  - cmake --version
+
+before_script:
+  - mkdir build
+  - cd build
+  - cmake -G${GENERATOR} -DCMAKE_CXX_COMPILER=${CXX} -DCMAKE_C_COMPILER=${CC} ..
+
+script:
+  - cmake --build . --config Release
+  - ctest
+

CMakeLists.txt

@@ -25,6 +25,7 @@ target_compile_options(ghc_filesystem INTERFACE "$<$<CXX_COMPILER_ID:MSVC>:/utf-
 
 get_directory_property(hasParent PARENT_DIRECTORY)
 if(NOT hasParent)
+  enable_testing()
   add_subdirectory(test)
   add_subdirectory(examples)
 endif()

README.md

@@ -1,3 +1,5 @@
+[![Build Status](https://travis-ci.org/gulrak/filesystem.svg?branch=master)](https://travis-ci.org/gulrak/filesystem)
+
 # Filesystem
 
 This is a header-only single-file std::filesystem compatible helper library,
@@ -200,7 +202,7 @@ that use this technique, so you can simply include them if you want to dynamical
 the filesystem implementation.
 
 
-### Git Submodule
+### Git Submodule and CMake
 
 Starting from v1.1.0, it is possible to add `ghc::filesystem`
 as a git submodule, add the directory to your `CMakeLists.txt` with

test/CMakeLists.txt

@@ -13,6 +13,7 @@ if(CMAKE_GENERATOR STREQUAL Xcode)
     target_compile_options(filesystem_test_cov PRIVATE "$<$<CONFIG:DEBUG>:--coverage>")
     target_link_libraries(filesystem_test_cov PUBLIC ghc_filesystem PRIVATE --coverage)
 endif()
+add_test(filesystem_test filesystem_test)
 
 if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" AND (CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 7.0 OR CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0))
     if(APPLE)
@@ -39,9 +40,11 @@ endif()
 
 add_executable(multifile_test multi1.cpp multi2.cpp catch.hpp)
 target_link_libraries(multifile_test ghc_filesystem)
+add_test(multifile_test multifile_test)
 
 add_executable(fwd_impl_test fwd_test.cpp impl_test.cpp)
 target_link_libraries(fwd_impl_test ghc_filesystem)
 if(CMAKE_CXX_COMPILER_ID MATCHES MSVC)
     target_compile_definitions(fwd_impl_test PRIVATE _CRT_SECURE_NO_WARNINGS)
 endif()
+add_test(fwd_impl_test fwd_impl_test)