422 строки
12 KiB
CMake
422 строки
12 KiB
CMake
include(CheckIncludeFile)
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include(CheckIncludeFiles)
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include(CheckSymbolExists)
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include(CheckFunctionExists)
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include(CheckLibraryExists)
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include(CheckTypeSize)
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include(CheckStructHasMember)
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include(TestBigEndian)
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set(PACKAGE ${PROJECT_NAME})
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set(VERSION ${PROJECT_VERSION})
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set(DATADIR ${DATA_INSTALL_DIR})
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set(LIBDIR ${LIB_INSTALL_DIR})
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set(PLUGINDIR "${PLUGIN_INSTALL_DIR}-${LIBRARY_SOVERSION}")
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set(SYSCONFDIR ${SYSCONF_INSTALL_DIR})
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set(BINARYDIR ${CMAKE_BINARY_DIR})
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set(SOURCEDIR ${CMAKE_SOURCE_DIR})
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function(COMPILER_DUMPVERSION _OUTPUT_VERSION)
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# Remove whitespaces from the argument.
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# This is needed for CC="ccache gcc" cmake ..
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string(REPLACE " " "" _C_COMPILER_ARG "${CMAKE_C_COMPILER_ARG1}")
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execute_process(
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COMMAND
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${CMAKE_C_COMPILER} ${_C_COMPILER_ARG} -dumpversion
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OUTPUT_VARIABLE _COMPILER_VERSION
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)
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string(REGEX REPLACE "([0-9])\\.([0-9])(\\.[0-9])?" "\\1\\2"
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_COMPILER_VERSION "${_COMPILER_VERSION}")
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set(${_OUTPUT_VERSION} ${_COMPILER_VERSION} PARENT_SCOPE)
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endfunction()
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if(CMAKE_COMPILER_IS_GNUCC AND NOT MINGW AND NOT OS2)
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compiler_dumpversion(GNUCC_VERSION)
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if (NOT GNUCC_VERSION EQUAL 34)
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set(CMAKE_REQUIRED_FLAGS "-fvisibility=hidden")
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check_c_source_compiles(
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"void __attribute__((visibility(\"default\"))) test() {}
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int main(void){ return 0; }
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" WITH_VISIBILITY_HIDDEN)
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unset(CMAKE_REQUIRED_FLAGS)
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endif (NOT GNUCC_VERSION EQUAL 34)
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endif(CMAKE_COMPILER_IS_GNUCC AND NOT MINGW AND NOT OS2)
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# HEADER FILES
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set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${ARGP_INCLUDE_DIR})
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check_include_file(argp.h HAVE_ARGP_H)
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unset(CMAKE_REQUIRED_INCLUDES)
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check_include_file(pty.h HAVE_PTY_H)
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check_include_file(utmp.h HAVE_UTMP_H)
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check_include_file(termios.h HAVE_TERMIOS_H)
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check_include_file(unistd.h HAVE_UNISTD_H)
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check_include_file(stdint.h HAVE_STDINT_H)
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check_include_file(util.h HAVE_UTIL_H)
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check_include_file(libutil.h HAVE_LIBUTIL_H)
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check_include_file(sys/time.h HAVE_SYS_TIME_H)
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check_include_file(sys/utime.h HAVE_SYS_UTIME_H)
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check_include_file(sys/param.h HAVE_SYS_PARAM_H)
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check_include_file(arpa/inet.h HAVE_ARPA_INET_H)
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check_include_file(byteswap.h HAVE_BYTESWAP_H)
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check_include_file(glob.h HAVE_GLOB_H)
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if (WIN32)
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check_include_file(io.h HAVE_IO_H)
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check_include_files("winsock2.h;ws2tcpip.h;wspiapi.h" HAVE_WSPIAPI_H)
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if (NOT HAVE_WSPIAPI_H)
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message(STATUS "WARNING: Without wspiapi.h, this build will only work on Windows XP and newer versions")
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endif (NOT HAVE_WSPIAPI_H)
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check_include_files("winsock2.h;ws2tcpip.h" HAVE_WS2TCPIP_H)
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endif (WIN32)
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if (OPENSSL_FOUND)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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check_include_file(openssl/des.h HAVE_OPENSSL_DES_H)
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if (NOT HAVE_OPENSSL_DES_H)
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message(FATAL_ERROR "Could not detect openssl/des.h")
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endif()
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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check_include_file(openssl/aes.h HAVE_OPENSSL_AES_H)
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if (NOT HAVE_OPENSSL_AES_H)
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message(FATAL_ERROR "Could not detect openssl/aes.h")
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endif()
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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check_include_file(openssl/blowfish.h HAVE_OPENSSL_BLOWFISH_H)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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check_include_file(openssl/ecdh.h HAVE_OPENSSL_ECDH_H)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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check_include_file(openssl/ec.h HAVE_OPENSSL_EC_H)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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check_include_file(openssl/ecdsa.h HAVE_OPENSSL_ECDSA_H)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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check_function_exists(EVP_aes_128_ctr HAVE_OPENSSL_EVP_AES_CTR)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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check_function_exists(EVP_aes_128_cbc HAVE_OPENSSL_EVP_AES_CBC)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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check_function_exists(EVP_aes_128_gcm HAVE_OPENSSL_EVP_AES_GCM)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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check_function_exists(CRYPTO_THREADID_set_callback HAVE_OPENSSL_CRYPTO_THREADID_SET_CALLBACK)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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check_function_exists(CRYPTO_ctr128_encrypt HAVE_OPENSSL_CRYPTO_CTR128_ENCRYPT)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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check_function_exists(EVP_CIPHER_CTX_new HAVE_OPENSSL_EVP_CIPHER_CTX_NEW)
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set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
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set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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check_function_exists(RAND_priv_bytes HAVE_OPENSSL_RAND_PRIV_BYTES)
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unset(CMAKE_REQUIRED_INCLUDES)
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unset(CMAKE_REQUIRED_LIBRARIES)
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endif()
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if (CMAKE_HAVE_PTHREAD_H)
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set(HAVE_PTHREAD_H 1)
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endif (CMAKE_HAVE_PTHREAD_H)
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if (NOT WITH_GCRYPT AND NOT WITH_MBEDTLS)
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if (HAVE_OPENSSL_EC_H AND HAVE_OPENSSL_ECDSA_H)
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set(HAVE_OPENSSL_ECC 1)
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endif (HAVE_OPENSSL_EC_H AND HAVE_OPENSSL_ECDSA_H)
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if (HAVE_OPENSSL_ECC)
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set(HAVE_ECC 1)
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endif (HAVE_OPENSSL_ECC)
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endif ()
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if (NOT WITH_MBEDTLS)
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set(HAVE_DSA 1)
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endif (NOT WITH_MBEDTLS)
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# FUNCTIONS
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check_function_exists(isblank HAVE_ISBLANK)
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check_function_exists(strncpy HAVE_STRNCPY)
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check_function_exists(strndup HAVE_STRNDUP)
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check_function_exists(strtoull HAVE_STRTOULL)
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check_function_exists(explicit_bzero HAVE_EXPLICIT_BZERO)
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check_function_exists(memset_s HAVE_MEMSET_S)
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if (HAVE_GLOB_H)
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check_struct_has_member(glob_t gl_flags glob.h HAVE_GLOB_GL_FLAGS_MEMBER)
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check_function_exists(glob HAVE_GLOB)
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endif (HAVE_GLOB_H)
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if (NOT WIN32)
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check_function_exists(vsnprintf HAVE_VSNPRINTF)
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check_function_exists(snprintf HAVE_SNPRINTF)
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endif (NOT WIN32)
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if (WIN32)
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check_symbol_exists(vsnprintf "stdio.h" HAVE_VSNPRINTF)
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check_symbol_exists(snprintf "stdio.h" HAVE_SNPRINTF)
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check_symbol_exists(_vsnprintf_s "stdio.h" HAVE__VSNPRINTF_S)
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check_symbol_exists(_vsnprintf "stdio.h" HAVE__VSNPRINTF)
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check_symbol_exists(_snprintf "stdio.h" HAVE__SNPRINTF)
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check_symbol_exists(_snprintf_s "stdio.h" HAVE__SNPRINTF_S)
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if (HAVE_WSPIAPI_H OR HAVE_WS2TCPIP_H)
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check_symbol_exists(ntohll winsock2.h HAVE_NTOHLL)
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check_symbol_exists(htonll winsock2.h HAVE_HTONLL)
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set(CMAKE_REQUIRED_LIBRARIES ws2_32)
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check_symbol_exists(select "winsock2.h;ws2tcpip.h" HAVE_SELECT)
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check_symbol_exists(poll "winsock2.h;ws2tcpip.h" HAVE_SELECT)
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# The getaddrinfo function is defined to the WspiapiGetAddrInfo inline function
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check_symbol_exists(getaddrinfo "winsock2.h;ws2tcpip.h" HAVE_GETADDRINFO)
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unset(CMAKE_REQUIRED_LIBRARIES)
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endif (HAVE_WSPIAPI_H OR HAVE_WS2TCPIP_H)
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check_function_exists(_strtoui64 HAVE__STRTOUI64)
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set(HAVE_SELECT TRUE)
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check_symbol_exists(SecureZeroMemory "windows.h" HAVE_SECURE_ZERO_MEMORY)
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else (WIN32)
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check_function_exists(poll HAVE_POLL)
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check_function_exists(select HAVE_SELECT)
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check_function_exists(getaddrinfo HAVE_GETADDRINFO)
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check_symbol_exists(ntohll arpa/inet.h HAVE_NTOHLL)
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check_symbol_exists(htonll arpa/inet.h HAVE_HTONLL)
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endif (WIN32)
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if (UNIX)
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if (NOT LINUX)
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# libsocket (Solaris)
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check_library_exists(socket getaddrinfo "" HAVE_LIBSOCKET)
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if (HAVE_LIBSOCKET)
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set(HAVE_GETADDRINFO TRUE)
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set(_REQUIRED_LIBRARIES ${_REQUIRED_LIBRARIES} socket)
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endif (HAVE_LIBSOCKET)
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# libnsl/inet_pton (Solaris)
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check_library_exists(nsl inet_pton "" HAVE_LIBNSL)
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if (HAVE_LIBNSL)
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set(_REQUIRED_LIBRARIES ${_REQUIRED_LIBRARIES} nsl)
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endif (HAVE_LIBNSL)
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# librt
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check_library_exists(rt nanosleep "" HAVE_LIBRT)
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endif (NOT LINUX)
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check_library_exists(rt clock_gettime "" HAVE_CLOCK_GETTIME)
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if (HAVE_LIBRT OR HAVE_CLOCK_GETTIME)
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set(_REQUIRED_LIBRARIES ${_REQUIRED_LIBRARIES} rt)
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endif (HAVE_LIBRT OR HAVE_CLOCK_GETTIME)
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check_library_exists(util forkpty "" HAVE_LIBUTIL)
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check_function_exists(cfmakeraw HAVE_CFMAKERAW)
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check_function_exists(__strtoull HAVE___STRTOULL)
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endif (UNIX)
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set(LIBSSH_REQUIRED_LIBRARIES ${_REQUIRED_LIBRARIES} CACHE INTERNAL "libssh required system libraries")
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# LIBRARIES
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if (OPENSSL_FOUND)
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set(HAVE_LIBCRYPTO 1)
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endif (OPENSSL_FOUND)
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if (GCRYPT_FOUND)
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set(HAVE_LIBGCRYPT 1)
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if (GCRYPT_VERSION VERSION_GREATER "1.4.6")
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set(HAVE_GCRYPT_ECC 1)
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set(HAVE_ECC 1)
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endif (GCRYPT_VERSION VERSION_GREATER "1.4.6")
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endif (GCRYPT_FOUND)
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if (MBEDTLS_FOUND)
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set(HAVE_LIBMBEDCRYPTO 1)
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set(HAVE_ECC 1)
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endif (MBEDTLS_FOUND)
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if (CMAKE_USE_PTHREADS_INIT)
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set(HAVE_PTHREAD 1)
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endif (CMAKE_USE_PTHREADS_INIT)
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# OPTIONS
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check_c_source_compiles("
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__thread int tls;
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int main(void) {
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return 0;
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}" HAVE_GCC_THREAD_LOCAL_STORAGE)
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check_c_source_compiles("
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__declspec(thread) int tls;
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int main(void) {
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return 0;
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}" HAVE_MSC_THREAD_LOCAL_STORAGE)
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###########################################################
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# For detecting attributes we need to treat warnings as
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# errors
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if (UNIX OR MINGW)
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# Get warnings for attributs
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check_c_compiler_flag("-Wattributes" REQUIRED_FLAGS_WERROR)
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if (REQUIRED_FLAGS_WERROR)
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string(APPEND CMAKE_REQUIRED_FLAGS "-Wattributes ")
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endif()
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# Turn warnings into errors
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check_c_compiler_flag("-Werror" REQUIRED_FLAGS_WERROR)
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if (REQUIRED_FLAGS_WERROR)
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string(APPEND CMAKE_REQUIRED_FLAGS "-Werror ")
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endif()
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endif ()
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check_c_source_compiles("
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void test_constructor_attribute(void) __attribute__ ((constructor));
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void test_constructor_attribute(void)
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{
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return;
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}
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int main(void) {
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return 0;
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}" HAVE_CONSTRUCTOR_ATTRIBUTE)
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check_c_source_compiles("
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void test_destructor_attribute(void) __attribute__ ((destructor));
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void test_destructor_attribute(void)
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{
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return;
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}
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int main(void) {
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return 0;
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}" HAVE_DESTRUCTOR_ATTRIBUTE)
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check_c_source_compiles("
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#define FALL_THROUGH __attribute__((fallthrough))
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int main(void) {
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int i = 2;
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switch (i) {
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case 0:
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FALL_THROUGH;
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case 1:
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break;
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default:
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break;
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}
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return 0;
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}" HAVE_FALLTHROUGH_ATTRIBUTE)
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check_c_source_compiles("
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#include <string.h>
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int main(void)
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{
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char buf[] = \"This is some content\";
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memset(buf, '\\\\0', sizeof(buf)); __asm__ volatile(\"\" : : \"g\"(&buf) : \"memory\");
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return 0;
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}" HAVE_GCC_VOLATILE_MEMORY_PROTECTION)
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check_c_source_compiles("
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#include <stdio.h>
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#define __VA_NARG__(...) (__VA_NARG_(_0, ## __VA_ARGS__, __RSEQ_N()) - 1)
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#define __VA_NARG_(...) __VA_ARG_N(__VA_ARGS__)
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#define __VA_ARG_N( _1, _2, _3, _4, _5, _6, _7, _8, _9,_10,N,...) N
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#define __RSEQ_N() 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
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#define myprintf(format, ...) printf((format), __VA_NARG__(__VA_ARGS__), __VA_ARGS__)
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int main(void) {
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myprintf(\"%d %d %d %d\",1,2,3);
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return 0;
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}" HAVE_GCC_NARG_MACRO)
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check_c_source_compiles("
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#include <stdio.h>
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int main(void) {
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printf(\"%s\", __func__);
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return 0;
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}" HAVE_COMPILER__FUNC__)
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check_c_source_compiles("
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#include <stdio.h>
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int main(void) {
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printf(\"%s\", __FUNCTION__);
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return 0;
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}" HAVE_COMPILER__FUNCTION__)
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# This is only available with OpenBSD's gcc implementation */
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if (OPENBSD)
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check_c_source_compiles("
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#define ARRAY_LEN 16
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void test_attr(const unsigned char *k)
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__attribute__((__bounded__(__minbytes__, 2, 16)));
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int main(void) {
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return 0;
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}" HAVE_GCC_BOUNDED_ATTRIBUTE)
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endif(OPENBSD)
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# Stop treating warnings as errors
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unset(CMAKE_REQUIRED_FLAGS)
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# Check for version script support
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/conftest.map" "VERS_1 {
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global: sym;
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};
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VERS_2 {
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global: sym;
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} VERS_1;
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")
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set(CMAKE_REQUIRED_FLAGS "-Wl,--version-script=\"${CMAKE_CURRENT_BINARY_DIR}/conftest.map\"")
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check_c_source_compiles("int main(void) { return 0; }" HAVE_LD_VERSION_SCRIPT)
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unset(CMAKE_REQUIRED_FLAGS)
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file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/conftest.map")
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if (WITH_DEBUG_CRYPTO)
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set(DEBUG_CRYPTO 1)
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endif (WITH_DEBUG_CRYPTO)
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if (WITH_DEBUG_PACKET)
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set(DEBUG_PACKET 1)
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endif (WITH_DEBUG_PACKET)
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if (WITH_DEBUG_CALLTRACE)
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set(DEBUG_CALLTRACE 1)
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endif (WITH_DEBUG_CALLTRACE)
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if (WITH_GSSAPI AND NOT GSSAPI_FOUND)
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set(WITH_GSSAPI 0)
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endif (WITH_GSSAPI AND NOT GSSAPI_FOUND)
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# ENDIAN
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if (NOT WIN32)
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test_big_endian(WORDS_BIGENDIAN)
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endif (NOT WIN32)
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