# Get spdlog version from include/spdlog/version.h and put it in SPDLOG_VERSION

function(spdlog_extract_version)

file(READ "${CMAKE_CURRENT_LIST_DIR}/include/spdlog/version.h" file_contents)

string(REGEX MATCH "SPDLOG_VER_MAJOR ([0-9]+)" _ "${file_contents}")

if(NOT CMAKE_MATCH_COUNT EQUAL 1)

message(FATAL_ERROR "Could not extract major version number from spdlog/version.h")

endif()

set(ver_major ${CMAKE_MATCH_1})

string(REGEX MATCH "SPDLOG_VER_MINOR ([0-9]+)" _ "${file_contents}")

if(NOT CMAKE_MATCH_COUNT EQUAL 1)

message(FATAL_ERROR "Could not extract minor version number from spdlog/version.h")

endif()

set(ver_minor ${CMAKE_MATCH_1})

string(REGEX MATCH "SPDLOG_VER_PATCH ([0-9]+)" _ "${file_contents}")

if(NOT CMAKE_MATCH_COUNT EQUAL 1)

message(FATAL_ERROR "Could not extract patch version number from spdlog/version.h")

endif()

set(ver_patch ${CMAKE_MATCH_1})

set(SPDLOG_VERSION_MAJOR ${ver_major} PARENT_SCOPE)

set(SPDLOG_VERSION_MINOR ${ver_minor} PARENT_SCOPE)

set(SPDLOG_VERSION_PATCH ${ver_patch} PARENT_SCOPE)

set(SPDLOG_VERSION "${ver_major}.${ver_minor}.${ver_patch}" PARENT_SCOPE)

endfunction()

# Turn on warnings on the given target

function(spdlog_enable_warnings target_name)

if(SPDLOG_BUILD_WARNINGS)

if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")

list(APPEND MSVC_OPTIONS "/W3")

if(MSVC_VERSION GREATER 1900) # Allow non fatal security warnings for msvc 2015

list(APPEND MSVC_OPTIONS "/WX")

endif()

endif()

target_compile_options(

${target_name}

PRIVATE $<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>,$<CXX_COMPILER_ID:GNU>>:

-Wall

-Wextra

-Wconversion

-pedantic

-Werror

-Wfatal-errors>

$<$<CXX_COMPILER_ID:MSVC>:${MSVC_OPTIONS}>)

endif()

endfunction()

# Enable address sanitizer (gcc/clang only)

function(spdlog_enable_sanitizer target_name)

if(NOT CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")

message(FATAL_ERROR "Sanitizer supported only for gcc/clang")

endif()

message(STATUS "Address sanitizer enabled")

target_compile_options(${target_name} PRIVATE -fsanitize=address,undefined)

target_compile_options(${target_name} PRIVATE -fno-sanitize=signed-integer-overflow)

target_compile_options(${target_name} PRIVATE -fno-sanitize-recover=all)

target_compile_options(${target_name} PRIVATE -fno-omit-frame-pointer)

target_link_libraries(${target_name} PRIVATE -fsanitize=address,undefined -fuse-ld=gold)

endfunction()