mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-27 16:28:52 +00:00
158 lines
4.8 KiB
CMake
158 lines
4.8 KiB
CMake
function(detect_code_compiled code macro msg)
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message(STATUS "Detecting ${msg}")
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check_cxx_source_compiles("${code}" "${macro}" FAIL_REGEX "warning")
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if(${macro})
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message(STATUS "Detecting ${msg} - supported")
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else()
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message(STATUS "Detecting ${msg} - not supported")
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endif()
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endfunction(detect_code_compiled)
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include(CheckIncludeFileCXX)
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include(CheckFunctionExists)
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include(CheckSymbolExists)
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include(CMakeDetermineCompileFeatures)
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include(CheckCXXSourceCompiles)
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include(CMakeFindDependencyMacro)
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if(NOT PostgreSQL_FOUND)
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if(POLICY CMP0074)
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cmake_policy(PUSH)
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# CMP0074 is `OLD` by `cmake_minimum_required(VERSION 3.7)`,
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# sets `NEW` to enable support CMake variable `PostgreSQL_ROOT`.
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cmake_policy(SET CMP0074 NEW)
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endif()
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find_package(PostgreSQL REQUIRED)
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if(POLICY CMP0074)
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cmake_policy(POP)
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endif()
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endif()
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check_function_exists("poll" PQXX_HAVE_POLL)
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set(CMAKE_REQUIRED_LIBRARIES pq)
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check_symbol_exists(
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PQencryptPasswordConn
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"${PostgreSQL_INCLUDE_DIR}/libpq-fe.h"
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PQXX_HAVE_PQENCRYPTPASSWORDCONN)
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check_symbol_exists(
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PQenterPipelineMode
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"${PostgreSQL_INCLUDE_DIR}/libpq-fe.h"
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PQXX_HAVE_PQ_PIPELINE)
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cmake_determine_compile_features(CXX)
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cmake_policy(SET CMP0057 NEW)
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# check_cxx_source_compiles requires CMAKE_REQUIRED_DEFINITIONS to specify
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# compiling arguments.
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# Wordaround: Push CMAKE_REQUIRED_DEFINITIONS
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if(CMAKE_REQUIRED_DEFINITIONS)
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set(def "${CMAKE_REQUIRED_DEFINITIONS}")
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endif()
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set(CMAKE_REQUIRED_DEFINITIONS ${CMAKE_CXX${CMAKE_CXX_STANDARD}_STANDARD_COMPILE_OPTION})
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set(CMAKE_REQUIRED_QUIET ON)
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try_compile(
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PQXX_HAVE_GCC_PURE
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/gcc_pure.cxx)
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try_compile(
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PQXX_HAVE_GCC_VISIBILITY
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/gcc_visibility.cxx)
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try_compile(
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PQXX_HAVE_LIKELY
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/likely.cxx)
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try_compile(
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PQXX_HAVE_CXA_DEMANGLE
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/cxa_demangle.cxx)
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try_compile(
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PQXX_HAVE_CONCEPTS
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/concepts.cxx)
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try_compile(
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PQXX_HAVE_SPAN
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/span.cxx)
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try_compile(
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PQXX_HAVE_MULTIDIMENSIONAL_SUBSCRIPT
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/multidim-subscript.cxx)
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try_compile(
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PQXX_HAVE_CHARCONV_FLOAT
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/charconv_float.cxx)
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try_compile(
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PQXX_HAVE_CHARCONV_INT
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/charconv_int.cxx)
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try_compile(
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PQXX_HAVE_PATH
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/fs.cxx)
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try_compile(
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PQXX_HAVE_THREAD_LOCAL
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/thread_local.cxx)
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try_compile(
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PQXX_HAVE_SLEEP_FOR
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/sleep_for.cxx)
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try_compile(
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PQXX_HAVE_STRERROR_R
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/strerror_r.cxx)
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try_compile(
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PQXX_HAVE_STRERROR_S
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/strerror_s.cxx)
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try_compile(
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PQXX_HAVE_YEAR_MONTH_DAY
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/year_month_day.cxx)
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try_compile(
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PQXX_HAVE_CMP
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/cmp.cxx)
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try_compile(
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need_fslib
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${PROJECT_BINARY_DIR}
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SOURCES ${PROJECT_SOURCE_DIR}/config-tests/need_fslib.cxx)
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if(!need_fslib)
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# TODO: This may work for gcc 8, but some clang versions may need -lc++fs.
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link_libraries(stdc++fs)
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endif()
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# check_cxx_source_compiles requires CMAKE_REQUIRED_DEFINITIONS to specify
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# compiling arguments.
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# Workaround: Pop CMAKE_REQUIRED_DEFINITIONS
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if(def)
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set(CMAKE_REQUIRED_DEFINITIONS ${def})
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unset(def CACHE)
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else()
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unset(CMAKE_REQUIRED_DEFINITIONS CACHE)
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endif()
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set(CMAKE_REQUIRED_QUIET OFF)
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set(AC_CONFIG_H_IN "${PROJECT_SOURCE_DIR}/include/pqxx/config.h.in")
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set(CM_CONFIG_H_IN "${PROJECT_BINARY_DIR}/include/pqxx/config_cmake.h.in")
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set(CM_CONFIG_PUB "${PROJECT_BINARY_DIR}/include/pqxx/config-public-compiler.h")
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set(CM_CONFIG_INT "${PROJECT_BINARY_DIR}/include/pqxx/config-internal-compiler.h")
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set(CM_CONFIG_PQ "${PROJECT_BINARY_DIR}/include/pqxx/config-internal-libpq.h")
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message(STATUS "Generating config.h")
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file(WRITE "${CM_CONFIG_H_IN}" "")
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file(STRINGS "${AC_CONFIG_H_IN}" lines)
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foreach(line ${lines})
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string(REGEX REPLACE "^#undef" "#cmakedefine" l "${line}")
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file(APPEND "${CM_CONFIG_H_IN}" "${l}\n")
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endforeach()
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configure_file("${CM_CONFIG_H_IN}" "${CM_CONFIG_INT}" @ONLY)
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configure_file("${CM_CONFIG_H_IN}" "${CM_CONFIG_PUB}" @ONLY)
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configure_file("${CM_CONFIG_H_IN}" "${CM_CONFIG_PQ}" @ONLY)
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message(STATUS "Generating config.h - done")
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