thodg/libgit2/CMakeLists.txt

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• Hash : 83c27786
  Author :
  Date : 2021-12-12T15:14:21
  

  sha: support CommonCrypto for SHA256

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• CMakeLists.txt

• # libgit2: the cross-platform, linkable library implementation of git.
  # See `README.md` for build instructions.
  #
  # This top-level CMakeLists.txt sets up configuration options and
  # determines which subprojects to build.
  
  cmake_minimum_required(VERSION 3.5.1)
  
  project(libgit2 VERSION "1.5.0" LANGUAGES C)
  
  # Add find modules to the path
  set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake")
  
  #
  # Build options
  #
  
  # Optional subsystems
  option(BUILD_SHARED_LIBS       "Build Shared Library (OFF for Static)"                  ON)
  option(BUILD_TESTS             "Build Tests using the Clar suite"                       ON)
  option(BUILD_CLI               "Build the command-line interface"                       ON)
  option(BUILD_EXAMPLES          "Build library usage example apps"                      OFF)
  option(BUILD_FUZZERS           "Build the fuzz targets"                                OFF)
  
  # Suggested functionality that may not be available on a per-platform basis
  option(USE_THREADS             "Use threads for parallel processing when possible"      ON)
  option(USE_NSEC                "Support nanosecond precision file mtimes and ctimes"    ON)
  
  # Backend selection
  option(USE_SSH                 "Link with libssh2 to enable SSH support"               OFF)
  option(USE_HTTPS               "Enable HTTPS support. Can be set to a specific backend" ON)
  option(USE_SHA1                "Enable SHA1. Can be set to CollisionDetection(ON)/HTTPS" ON)
  option(USE_SHA256              "Enable SHA256. Can be set to HTTPS/Builtin" ON)
  option(USE_GSSAPI              "Link with libgssapi for SPNEGO auth"      OFF)
     set(USE_HTTP_PARSER         "" CACHE STRING "Specifies the HTTP Parser implementation; either system or builtin.")
     set(REGEX_BACKEND           "" CACHE STRING "Regular expression implementation. One of regcomp_l, pcre2, pcre, regcomp, or builtin.")
  option(USE_BUNDLED_ZLIB        "Use the bundled version of zlib. Can be set to one of Bundled(ON)/Chromium. The Chromium option requires a x86_64 processor with SSE4.2 and CLMUL" OFF)
  
  # Debugging options
  option(USE_LEAK_CHECKER        "Run tests with leak checker"                           OFF)
  option(USE_STANDALONE_FUZZERS  "Enable standalone fuzzers (compatible with gcc)"       OFF)
  option(DEBUG_POOL              "Enable debug pool allocator"                           OFF)
  option(DEBUG_STRICT_ALLOC      "Enable strict allocator behavior"                      OFF)
  option(DEBUG_STRICT_OPEN       "Enable path validation in open"                        OFF)
  
  # Output options
  option(SONAME                  "Set the (SO)VERSION of the target"                      ON)
     set(LIBGIT2_FILENAME        "git2" CACHE STRING "Name of the produced binary")
  option(DEPRECATE_HARD          "Do not include deprecated functions in the library"    OFF)
  
  # Compilation options
  option(ENABLE_WERROR           "Enable compilation with -Werror"                       OFF)
  
  if(UNIX)
  	# NTLM client requires crypto libraries from the system HTTPS stack
  	if(NOT USE_HTTPS)
  		option(USE_NTLMCLIENT  "Enable NTLM support on Unix."                  OFF)
  	else()
  		option(USE_NTLMCLIENT  "Enable NTLM support on Unix."                   ON)
  	endif()
  
  	option(ENABLE_REPRODUCIBLE_BUILDS "Enable reproducible builds"                 OFF)
  endif()
  
  if(APPLE)
  	option(USE_ICONV           "Link with and use iconv library"                    ON)
  endif()
  
  if(MSVC)
  	# This option must match the settings used in your program, in particular if you
  	# are linking statically
  	option(STATIC_CRT          "Link the static CRT libraries"                      ON)
  
  	# If you want to embed a copy of libssh2 into libgit2, pass a
  	# path to libssh2
  	option(EMBED_SSH_PATH      "Path to libssh2 to embed (Windows)"                OFF)
  
  	# Enable leak checking using the debugging C runtime.
  	option(WIN32_LEAKCHECK     "Enable leak reporting via crtdbg"                  OFF)
  endif()
  
  if(WIN32)
  	# By default, libgit2 is built with WinHTTP.  To use the built-in
  	# HTTP transport, invoke CMake with the "-DUSE_WINHTTP=OFF" argument.
  	option(USE_WINHTTP         "Use Win32 WinHTTP routines"                         ON)
  endif()
  
  if(NOT CMAKE_CONFIGURATION_TYPES AND NOT CMAKE_BUILD_TYPE)
  	set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
  endif()
  
  
  # Modules
  
  include(CheckLibraryExists)
  include(CheckFunctionExists)
  include(CheckSymbolExists)
  include(CheckStructHasMember)
  include(CheckPrototypeDefinition)
  include(AddCFlagIfSupported)
  include(FindPkgLibraries)
  include(FindThreads)
  include(FindStatNsec)
  include(Findfutimens)
  include(GNUInstallDirs)
  include(IdeSplitSources)
  include(FeatureSummary)
  include(EnableWarnings)
  include(DefaultCFlags)
  
  
  #
  # Subdirectories
  #
  
  add_subdirectory(src)
  
  if(BUILD_TESTS)
  	enable_testing()
  	add_subdirectory(tests)
  endif()
  
  if(BUILD_EXAMPLES)
  	add_subdirectory(examples)
  endif()
  
  if(BUILD_FUZZERS)
  	if((BUILD_TESTS OR BUILD_EXAMPLES) AND NOT USE_STANDALONE_FUZZERS)
  		message(FATAL_ERROR "Cannot build the fuzzer and the tests or examples together")
  	endif()
  	add_subdirectory(fuzzers)
  endif()
  
  
  # Export for people who use us as a dependency
  
  if(NOT "${CMAKE_CURRENT_SOURCE_DIR}" STREQUAL "${CMAKE_SOURCE_DIR}")
  	set(LIBGIT2_DEPENDENCY_OBJECTS ${LIBGIT2_DEPENDENCY_OBJECTS} PARENT_SCOPE)
  	set(LIBGIT2_SYSTEM_LIBS ${LIBGIT2_SYSTEM_LIBS} PARENT_SCOPE)
  endif()
  
  
  # Summary
  
  feature_summary(WHAT ENABLED_FEATURES DESCRIPTION "Enabled features:")
  feature_summary(WHAT DISABLED_FEATURES DESCRIPTION "Disabled features:")
  

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