1cmake_minimum_required(VERSION 2.8) 2project(libcbor) 3include(CTest) 4 5SET(CBOR_VERSION_MAJOR "0") 6SET(CBOR_VERSION_MINOR "5") 7SET(CBOR_VERSION_PATCH "0") 8SET(CBOR_VERSION ${CBOR_VERSION_MAJOR}.${CBOR_VERSION_MINOR}.${CBOR_VERSION_PATCH}) 9 10set(CMAKE_SKIP_INSTALL_ALL_DEPENDENCY true) 11include(CheckIncludeFiles) 12 13include(TestBigEndian) 14test_big_endian(BIG_ENDIAN) 15if(BIG_ENDIAN) 16 add_definitions(-DIS_BIG_ENDIAN) 17endif() 18 19option(CBOR_CUSTOM_ALLOC "Custom, dynamically defined allocator support" OFF) 20option(CBOR_PRETTY_PRINTER "Include a pretty-printing routine" ON) 21set(CBOR_BUFFER_GROWTH "2" CACHE STRING "Factor for buffer growth & shrinking") 22 23option(WITH_TESTS "[TEST] Build unit tests (requires CMocka" OFF) 24if(WITH_TESTS) 25 add_definitions(-DWITH_TESTS) 26endif(WITH_TESTS) 27 28option(WITH_EXAMPLES "Build examples" ON) 29 30option(HUGE_FUZZ "[TEST] Fuzz through 8GB of data in the test. Do not use with memory instrumentation!" OFF) 31if(HUGE_FUZZ) 32 add_definitions(-DHUGE_FUZZ) 33endif(HUGE_FUZZ) 34 35option(SANE_MALLOC "[TEST] Assume that malloc will not allocate multi-GB blocks. Tests only, platform specific" OFF) 36if(SANE_MALLOC) 37 add_definitions(-DSANE_MALLOC) 38endif(SANE_MALLOC) 39 40option(PRINT_FUZZ "[TEST] Print the fuzzer input" OFF) 41if(PRINT_FUZZ) 42 add_definitions(-DPRINT_FUZZ) 43endif(PRINT_FUZZ) 44 45option(SANITIZE "Enable ASan & a few compatible sanitizers in Debug mode" ON) 46 47set(CPACK_GENERATOR "DEB" "TGZ" "RPM") 48set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE "amd64") 49set(CPACK_DEBIAN_PACKAGE_MAINTAINER "Pavel Kalvoda") 50set(CPACK_DEBIAN_PACKAGE_DEPENDS "libc6") 51set(CPACK_PACKAGE_VERSION_MAJOR ${CBOR_VERSION_MAJOR}) 52set(CPACK_PACKAGE_VERSION_MINOR ${CBOR_VERSION_MINOR}) 53set(CPACK_PACKAGE_VERSION_PATCH ${CBOR_VERSION_PATCH}) 54 55include(CPack) 56 57if(MINGW) 58 # https://github.com/PJK/libcbor/issues/13 59 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99") 60elseif(NOT MSVC) 61 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99") 62endif() 63 64if(MSVC) 65 # This just doesn't work right -- https://msdn.microsoft.com/en-us/library/5ft82fed.aspx 66 set(CBOR_RESTRICT_SPECIFIER "") 67else() 68 set(CBOR_RESTRICT_SPECIFIER "restrict") 69 70 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -O0 -Wall -pedantic -g -ggdb -DDEBUG=true") 71 set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -flto -Wall -pedantic -DNDEBUG") 72 73 if(SANITIZE) 74 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} \ 75 -fsanitize-trap=undefined -fsanitize=address \ 76 -fsanitize-trap=bounds -fsanitize=alignment") 77 endif() 78endif() 79 80set(CMAKE_EXE_LINKER_FLAGS_DEBUG "-g") 81set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-flto") 82 83 84include(CheckTypeSize) 85check_type_size("size_t" SIZEOF_SIZE_T) 86if(SIZEOF_SIZE_T LESS 8) 87 message(WARNING "Your size_t is less than 8 bytes. Long items with 64b length specifiers might not work as expected. Make sure to run the tests!") 88else() 89 add_definitions(-DEIGHT_BYTE_SIZE_T) 90endif() 91 92enable_testing() 93 94set(CTEST_MEMORYCHECK_COMMAND "/usr/bin/valgrind") 95set(MEMORYCHECK_COMMAND_OPTIONS "--tool=memcheck --track-origins=yes --leak-check=full --error-exitcode=1") 96 97add_custom_target(coverage 98 COMMAND ctest 99 COMMAND lcov --capture --directory . --output-file coverage.info 100 COMMAND genhtml coverage.info --highlight --legend --output-directory coverage_html 101 COMMAND echo "Coverage report ready: file://${CMAKE_CURRENT_BINARY_DIR}/coverage_html/index.html") 102include_directories(src) 103 104 105option(COVERAGE "Enable code coverage instrumentation" OFF) 106if (COVERAGE) 107 message("Configuring code coverage instrumentation") 108 if(NOT CMAKE_C_COMPILER MATCHES "gcc") 109 message(WARNING "Gcov instrumentation only works with GCC") 110 endif() 111 # https://gcc.gnu.org/onlinedocs/gcc/Debugging-Options.html 112 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -fprofile-arcs -ftest-coverage --coverage") 113 set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} -g -fprofile-arcs -ftest-coverage --coverage") 114endif (COVERAGE) 115 116 117# We want to generate configuration.h from the template and make it so that it is accessible using the same 118# path during both library build and installed header use, without littering the source dir. 119# Using cbor/configuration.h in the build dir works b/c headers will be installed to <prefix>/cbor 120configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/cbor/configuration.h.in ${PROJECT_BINARY_DIR}/cbor/configuration.h) 121install(FILES ${PROJECT_BINARY_DIR}/cbor/configuration.h DESTINATION include/cbor) 122# Make the header visible at compile time 123include_directories(${PROJECT_BINARY_DIR}) 124 125subdirs(src) 126 127if (WITH_TESTS) 128 subdirs(test) 129endif (WITH_TESTS) 130 131if (WITH_EXAMPLES) 132 subdirs(examples) 133endif (WITH_EXAMPLES) 134