Add CMake build support (header-only lib, samples, and tests)

Author: JkarVN

CMakeLists.txt

@@ -0,0 +1,60 @@
+cmake_minimum_required(VERSION 3.10)
+project(pcg-cpp VERSION 0.9.1 LANGUAGES CXX)
+
+include(GNUInstallDirs)
+include(CMakePackageConfigHelpers)
+
+# Header-only library
+add_library(pcg-cpp INTERFACE)
+add_library(pcg_cpp::pcg_cpp ALIAS pcg-cpp)
+
+target_include_directories(pcg-cpp INTERFACE
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+)
+
+target_compile_features(pcg-cpp INTERFACE cxx_std_11)
+
+# Options
+option(PCG_CPP_BUILD_SAMPLES "Build samples" ON)
+option(PCG_CPP_BUILD_TESTS "Build tests" ON)
+
+if(PCG_CPP_BUILD_TESTS)
+    enable_testing()
+endif()
+
+if(PCG_CPP_BUILD_SAMPLES)
+    add_subdirectory(sample)
+endif()
+
+if(PCG_CPP_BUILD_TESTS)
+    add_subdirectory(test-high)
+endif()
+
+# Installation
+install(DIRECTORY include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
+
+install(TARGETS pcg-cpp EXPORT pcg-cppTargets)
+install(EXPORT pcg-cppTargets
+    FILE pcg-cppTargets.cmake
+    NAMESPACE pcg_cpp::
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/pcg-cpp
+)
+
+write_basic_package_version_file(
+    "${CMAKE_CURRENT_BINARY_DIR}/pcg-cppConfigVersion.cmake"
+    VERSION ${PROJECT_VERSION}
+    COMPATIBILITY SameMajorVersion
+)
+
+configure_package_config_file(
+    "${CMAKE_CURRENT_SOURCE_DIR}/cmake/pcg-cppConfig.cmake.in"
+    "${CMAKE_CURRENT_BINARY_DIR}/pcg-cppConfig.cmake"
+    INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/pcg-cpp
+)
+
+install(FILES
+    "${CMAKE_CURRENT_BINARY_DIR}/pcg-cppConfig.cmake"
+    "${CMAKE_CURRENT_BINARY_DIR}/pcg-cppConfigVersion.cmake"
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/pcg-cpp
+)

cmake/pcg-cppConfig.cmake.in

@@ -0,0 +1,5 @@
+@PACKAGE_INIT@
+
+include("${CMAKE_CURRENT_LIST_DIR}/pcg-cppTargets.cmake")
+
+check_required_components(pcg-cpp)

sample/CMakeLists.txt

@@ -0,0 +1,17 @@
+set(SAMPLE_TARGETS pcg-demo codebook cppref-sample make-partytrick)
+
+foreach(sample ${SAMPLE_TARGETS})
+    add_executable(${sample} ${sample}.cpp)
+    target_link_libraries(${sample} PRIVATE pcg_cpp::pcg_cpp)
+endforeach()
+
+# spew and use-partytrick use POSIX-specific <unistd.h> and write()
+if(NOT MSVC)
+    set(POSIX_SAMPLES spew use-partytrick)
+    foreach(sample ${POSIX_SAMPLES})
+        if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${sample}.cpp")
+            add_executable(${sample} ${sample}.cpp)
+            target_link_libraries(${sample} PRIVATE pcg_cpp::pcg_cpp)
+        endif()
+    endforeach()
+endif()

test-high/CMakeLists.txt

@@ -0,0 +1,26 @@
+set(TEST_TARGETS
+    check-pcg8_once_insecure check-pcg8_oneseq_once_insecure
+    check-pcg16_once_insecure check-pcg16_oneseq_once_insecure check-pcg32
+    check-pcg32_c1024 check-pcg32_c1024_fast check-pcg32_c64
+    check-pcg32_c64_fast check-pcg32_c64_oneseq check-pcg32_fast
+    check-pcg32_k1024 check-pcg32_k1024_fast check-pcg32_k16384
+    check-pcg32_k16384_fast check-pcg32_k2 check-pcg32_k2_fast
+    check-pcg32_k64 check-pcg32_k64_fast check-pcg32_k64_oneseq
+    check-pcg32_once_insecure check-pcg32_oneseq
+    check-pcg32_oneseq_once_insecure check-pcg32_unique check-pcg64
+    check-pcg64_c1024 check-pcg64_c1024_fast check-pcg64_c32
+    check-pcg64_c32_fast check-pcg64_c32_oneseq check-pcg64_fast
+    check-pcg64_k1024 check-pcg64_k1024_fast check-pcg64_k32
+    check-pcg64_k32_fast check-pcg64_k32_oneseq check-pcg64_once_insecure
+    check-pcg64_oneseq check-pcg64_oneseq_once_insecure check-pcg64_unique
+    check-pcg128_once_insecure check-pcg128_oneseq_once_insecure
+)
+
+
+foreach(test_exe ${TEST_TARGETS})
+    add_executable(${test_exe} ${test_exe}.cpp)
+    target_link_libraries(${test_exe} PRIVATE pcg_cpp::pcg_cpp)
+    # The tests in this project compare actual output with expected output.
+    # For now, we just add them as basic regression tests.
+    add_test(NAME ${test_exe} COMMAND ${test_exe})
+endforeach()