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upx/CMakeLists.txt
Markus F.X.J. Oberhumer a87fd56b3e all: update version
2024-05-02 18:51:55 +02:00

521 lines
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CMake
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#
# UPX "CMake" build file; see https://cmake.org/
# Copyright (C) Markus Franz Xaver Johannes Oberhumer
#
# Build requirements:
# A C++ compiler that fully implements C++17: clang-5, gcc-8 or msvc-2019-16.11
# (older or other compilers may work but are unsupported, use at your own risk)
# Sections of this CMakeLists.txt:
# - options
# - init
# - common compilation flags
# - targets
# - target compilation flags
# - test
# - install
# - print summary
# CMake version check; using a somewhat current CMake version is highly recommended
file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/.upx_cmake_config_done.txt")
if(DEFINED UPX_CONFIG_CMAKE_MINIMUM_REQUIRED_VERSION)
cmake_minimum_required(VERSION "${UPX_CONFIG_CMAKE_MINIMUM_REQUIRED_VERSION}" FATAL_ERROR)
else()
cmake_minimum_required(VERSION "3.8" FATAL_ERROR) # CMake >= 3.8 is needed for CXX_STANDARD 17
endif()
# support functions and some utility
include("${CMAKE_CURRENT_SOURCE_DIR}/misc/cmake/functions.cmake")
#***********************************************************************
# options
#***********************************************************************
upx_cmake_include_hook(1_options)
# compilation config options
if(NOT USE_STRICT_DEFAULTS)
# permissive config defaults when building from source code tarball
option(UPX_CONFIG_DISABLE_GITREV "Do not compile with Git version info." ON)
option(UPX_CONFIG_DISABLE_SANITIZE "Do not compile with sanitize options." ON)
option(UPX_CONFIG_DISABLE_WERROR "Do not compile with -Werror option." ON)
option(UPX_CONFIG_DISABLE_WSTRICT "Do not compile with strict compiler warnings." ON)
else()
# strict config defaults for Git developer builds
message(STATUS "===== UPX info: strict config defaults enabled")
option(UPX_CONFIG_DISABLE_GITREV "Do not compile with Git version info." OFF)
option(UPX_CONFIG_DISABLE_SANITIZE "Do not compile with sanitize options." OFF)
option(UPX_CONFIG_DISABLE_WERROR "Do not compile with -Werror option." OFF)
option(UPX_CONFIG_DISABLE_WSTRICT "Do not compile with strict compiler warnings." OFF)
endif()
# test config options (see below)
# IMPORTANT NOTE: self-pack test can only work if the host executable format is supported by UPX!
option(UPX_CONFIG_DISABLE_SELF_PACK_TEST "Do not test packing UPX with itself" OFF)
option(UPX_CONFIG_DISABLE_EXHAUSTIVE_TESTS "Do not run exhaustive tests" OFF)
#***********************************************************************
# init
#***********************************************************************
set(UPX_VERSION_STRING "4.2.4") # this should match src/version.h
upx_cmake_include_hook(2_init)
# Disallow in-source build. Note that you will still have to manually
# clean up a few files if you accidentally try an in-source build.
if(IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/.git")
upx_disallow_in_source_build()
endif()
# global settings
if(${CMAKE_VERSION} VERSION_GREATER "3.14.99" AND NOT DEFINED CMAKE_MSVC_RUNTIME_LIBRARY)
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded")
cmake_policy(SET CMP0091 NEW)
endif()
# global CMake settings that default to ON
upx_cache_bool_vars(ON
CMAKE_C_STANDARD_REQUIRED CMAKE_CXX_STANDARD_REQUIRED
CMAKE_EXPORT_COMPILE_COMMANDS CMAKE_REQUIRED_QUIET
)
# internal UPX settings
upx_cache_bool_vars(OFF
UPX_CONFIG_CMAKE_DISABLE_TEST UPX_CONFIG_CMAKE_DISABLE_INSTALL
UPX_CONFIG_CMAKE_DISABLE_PRINT_INFO UPX_CONFIG_CMAKE_DISABLE_PLATFORM_CHECK
UPX_CONFIG_DISABLE_C_STANDARD UPX_CONFIG_DISABLE_CXX_STANDARD
UPX_CONFIG_DISABLE_RUN_UNPACKED_TEST UPX_CONFIG_DISABLE_RUN_PACKED_TEST
UPX_CONFIG_REQUIRE_THREADS
)
upx_cache_bool_vars(ON UPX_CONFIG_EXPECT_THREADS)
upx_print_env_var(CC CXX)
# determine Git revision
set(GITREV_SHORT "")
set(GITREV_PLUS "")
set(GIT_DESCRIBE "")
if(IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/.git" AND NOT UPX_CONFIG_DISABLE_GITREV)
find_package(Git)
if(Git_FOUND)
execute_process(
COMMAND "${GIT_EXECUTABLE}" rev-parse --short=12 HEAD
RESULT_VARIABLE result ERROR_QUIET
OUTPUT_VARIABLE GITREV_SHORT OUTPUT_STRIP_TRAILING_WHITESPACE
)
string(LENGTH "${GITREV_SHORT}" l)
if(${result} EQUAL 0 AND ${l} EQUAL 12)
execute_process(RESULT_VARIABLE result COMMAND "${GIT_EXECUTABLE}" diff --quiet)
if(NOT ${result} EQUAL 0)
set(GITREV_PLUS "+")
endif()
else()
set(GITREV_SHORT "")
endif()
execute_process(
COMMAND "${GIT_EXECUTABLE}" describe --match "v*.*.*" --tags --dirty
RESULT_VARIABLE result ERROR_QUIET
OUTPUT_VARIABLE GIT_DESCRIBE OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(GIT_DESCRIBE MATCHES "^v?([0-9]+\\.[0-9]+\\.[0-9]+)-([0-9]+)-g(.+)$")
set(GIT_DESCRIBE "${CMAKE_MATCH_1}-devel.${CMAKE_MATCH_2}+git-${CMAKE_MATCH_3}")
endif()
endif()
endif()
if(GITREV_SHORT)
message(STATUS "UPX_VERSION_GITREV = \"${GITREV_SHORT}${GITREV_PLUS}\"")
if(GIT_DESCRIBE)
message(STATUS "UPX_VERSION_GIT_DESCRIBE = \"${GIT_DESCRIBE}\"")
endif()
elseif(UPX_CONFIG_DISABLE_GITREV)
message(STATUS "UPX_VERSION_GITREV: disabled")
else()
message(STATUS "UPX_VERSION_GITREV: not set")
endif()
# CMake init
upx_set_default_build_type(Release) # default is CMAKE_BUILD_TYPE=Release
project(upx VERSION "${UPX_VERSION_STRING}" LANGUAGES C CXX)
upx_apply_build_type()
# set MSVC_FRONTEND, GNU_FRONTEND and MINGW
if(NOT DEFINED MSVC_FRONTEND AND (MSVC OR CMAKE_C_COMPILER_FRONTEND_VARIANT MATCHES "^MSVC"))
set(MSVC_FRONTEND 1)
elseif (NOT DEFINED GNU_FRONTEND AND (CMAKE_C_COMPILER_FRONTEND_VARIANT MATCHES "^GNU" OR CMAKE_C_COMPILER_ID MATCHES "(Clang|GNU)"))
set(GNU_FRONTEND 1)
endif()
if(NOT DEFINED MINGW AND CMAKE_C_PLATFORM_ID MATCHES "^MinGW")
set(MINGW 1)
endif()
#***********************************************************************
# common compilation flags
#***********************************************************************
include(CheckCCompilerFlag)
include(CheckFunctionExists)
include(CheckIncludeFile)
include(CheckStructHasMember)
include(CheckSymbolExists)
upx_cmake_include_hook(3_common_compilation_flags)
if(NOT DEFINED HAVE_UNISTD_H)
check_include_file("unistd.h" HAVE_UNISTD_H)
endif()
if(NOT DEFINED HAVE_UTIMENSAT)
# proper checking for utimensat() is somewhat messy
check_function_exists(utimensat HAVE_UTIMENSAT_FUNCTION__)
if(HAVE_UTIMENSAT_FUNCTION__)
check_symbol_exists(utimensat "sys/types.h;fcntl.h;sys/stat.h" HAVE_UTIMENSAT_SYMBOL__)
if(HAVE_UTIMENSAT_SYMBOL__)
CHECK_STRUCT_HAS_MEMBER("struct stat" "st_mtim.tv_nsec" "sys/types.h;fcntl.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC) # POSIX.1-2008
if(NOT HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
CHECK_STRUCT_HAS_MEMBER("struct stat" "st_mtimespec.tv_nsec" "sys/types.h;fcntl.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC) # macOS
endif()
if(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC OR HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
set(HAVE_UTIMENSAT 1)
endif()
endif()
endif()
endif()
if(UPX_CONFIG_DISABLE_WSTRICT)
# enable all basic warnings
set(warn_Wall -Wall)
set(warn_WN -W3)
else()
# enable all basic warnings, and enable lots of strict warnings
set(warn_Wall -Wall -Wextra -Wcast-align -Wcast-qual -Wmissing-declarations -Wpointer-arith -Wshadow -Wvla -Wwrite-strings)
set(warn_WN -W4)
endif()
if(UPX_CONFIG_DISABLE_WERROR)
# warnings are just warnings
set(warn_Werror "")
set(warn_WX "")
else()
# warnings are fatal errors; annoy developers to keep the source code warning-free
set(warn_Werror -Werror)
set(warn_WX -WX)
endif()
if(MSVC_FRONTEND)
# disable warning C5105 which may get triggered by some older versions of <windows.h>
set(warn_WX -wd5105 ${warn_WX})
endif()
if(NOT CMAKE_C_COMPILER_ID MATCHES "^MSVC")
# use -O2 instead of -O3 to reduce code size
string(REGEX REPLACE "(^| )-O3( |$$)" "\\1-O2\\2" a "${CMAKE_C_FLAGS_RELEASE}")
string(REGEX REPLACE "(^| )-O3( |$$)" "\\1-O2\\2" b "${CMAKE_CXX_FLAGS_RELEASE}")
set(CMAKE_C_FLAGS_RELEASE "${a}" CACHE STRING "Flags used by the C compiler during RELEASE builds." FORCE)
set(CMAKE_CXX_FLAGS_RELEASE "${b}" CACHE STRING "Flags used by the CXX compiler during RELEASE builds." FORCE)
endif()
if(MSVC_FRONTEND OR WIN32 OR MINGW OR CYGWIN)
# disable silly warnings about using "deprecated" POSIX functions like fopen()
add_definitions(-D_CRT_NONSTDC_NO_DEPRECATE)
add_definitions(-D_CRT_NONSTDC_NO_WARNINGS)
add_definitions(-D_CRT_SECURE_NO_DEPRECATE)
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
add_definitions(-DWIN32_LEAN_AND_MEAN)
add_definitions(-D__USE_MINGW_ANSI_STDIO)
endif()
if(MSVC_FRONTEND)
# use -funsigned-char; set __cplusplus according to selected C++ standard
add_definitions(-J -Zc:__cplusplus)
if(CMAKE_C_COMPILER_ID MATCHES "^MSVC")
upx_add_definitions(-Zc:preprocessor) # use new preprocessor
endif()
endif()
if(NOT CMAKE_C_COMPILER_ID MATCHES "^MSVC")
# protect against security threats caused by misguided compiler "optimizations"
upx_add_definitions(-fno-delete-null-pointer-checks -fno-lifetime-dse)
upx_add_definitions(-fno-strict-aliasing -fno-strict-overflow -funsigned-char)
# disable overambitious auto-vectorization until this actually gains something
upx_add_definitions(-fno-tree-vectorize)
# disable annoying clang warnings which get added by the macOS Xcode cmake generator
if(CMAKE_GENERATOR MATCHES "Xcode")
upx_add_definitions(-Wno-shorten-64-to-32)
endif()
endif()
# examine compiler configuration
if(NOT UPX_CONFIG_CMAKE_DISABLE_PRINT_INFO)
upx_print_common_symbols()
upx_print_mingw_symbols()
endif()
#***********************************************************************
# targets
#***********************************************************************
# internal settings; these may change in a future versions
set(UPX_CONFIG_DISABLE_THREADS ON) # multithreading is currently not used; maybe in UPX version 5
set(UPX_CONFIG_DISABLE_BZIP2 ON) # bzip2 is currently not used; we might need it to decompress linux kernels
set(UPX_CONFIG_DISABLE_ZSTD ON) # zstd is currently not used; maybe in UPX version 5
upx_cmake_include_hook(4_targets)
if(NOT UPX_CONFIG_DISABLE_THREADS)
find_package(Threads)
endif()
# make sure that threads are indeed fully supported in C++
if(Threads_FOUND)
foreach(f std_lock_guard.cpp)
set(CMAKE_TRY_COMPILE_TARGET_TYPE "EXECUTABLE")
if(NOT UPX_CONFIG_DISABLE_CXX_STANDARD)
try_compile(result "${CMAKE_CURRENT_BINARY_DIR}"
"${CMAKE_CURRENT_SOURCE_DIR}/misc/cmake/try_compile/${f}"
OUTPUT_VARIABLE output CXX_STANDARD 17)
else()
try_compile(result "${CMAKE_CURRENT_BINARY_DIR}"
"${CMAKE_CURRENT_SOURCE_DIR}/misc/cmake/try_compile/${f}"
OUTPUT_VARIABLE output)
endif()
if(NOT result)
# failed; under MinGW be sure to use the posix-threads and NOT the win32-threads version
#message(STATUS "Threads FAILED: ${output}") # debug output from try_compile
set(Threads_FOUND OFF)
break()
endif()
endforeach()
endif()
if(NOT UPX_CONFIG_DISABLE_BZIP2)
upx_add_glob_files(bzip2_SOURCES "vendor/bzip2/*.c")
add_library(upx_vendor_bzip2 STATIC ${bzip2_SOURCES})
if(NOT UPX_CONFIG_DISABLE_C_STANDARD)
set_property(TARGET upx_vendor_bzip2 PROPERTY C_STANDARD 11)
endif()
endif() # UPX_CONFIG_DISABLE_BZIP2
upx_add_glob_files(ucl_SOURCES "vendor/ucl/src/*.c")
add_library(upx_vendor_ucl STATIC ${ucl_SOURCES})
if(NOT UPX_CONFIG_DISABLE_C_STANDARD)
set_property(TARGET upx_vendor_ucl PROPERTY C_STANDARD 11)
endif()
upx_add_glob_files(zlib_SOURCES "vendor/zlib/*.c")
add_library(upx_vendor_zlib STATIC ${zlib_SOURCES})
if(NOT UPX_CONFIG_DISABLE_C_STANDARD)
set_property(TARGET upx_vendor_zlib PROPERTY C_STANDARD 11)
endif()
if(NOT UPX_CONFIG_DISABLE_ZSTD)
upx_add_glob_files(zstd_SOURCES "vendor/zstd/lib/*/*.c")
add_library(upx_vendor_zstd STATIC ${zstd_SOURCES})
if(NOT UPX_CONFIG_DISABLE_C_STANDARD)
set_property(TARGET upx_vendor_zstd PROPERTY C_STANDARD 11)
endif()
endif() # UPX_CONFIG_DISABLE_ZSTD
upx_add_glob_files(upx_SOURCES "src/*.cpp" "src/[cfu]*/*.cpp")
add_executable(upx ${upx_SOURCES})
if(NOT UPX_CONFIG_DISABLE_CXX_STANDARD)
set_property(TARGET upx PROPERTY CXX_STANDARD 17)
endif()
target_link_libraries(upx upx_vendor_ucl upx_vendor_zlib)
if(NOT UPX_CONFIG_DISABLE_BZIP2)
target_link_libraries(upx upx_vendor_bzip2)
endif()
if(NOT UPX_CONFIG_DISABLE_ZSTD)
target_link_libraries(upx upx_vendor_zstd)
endif()
if(Threads_FOUND)
target_link_libraries(upx Threads::Threads)
endif()
#***********************************************************************
# target compilation flags
#***********************************************************************
upx_cmake_include_hook(5_target_compilation_flags)
if(NOT UPX_CONFIG_DISABLE_BZIP2)
set(t upx_vendor_bzip2)
upx_compile_target_debug_with_O2(${t})
upx_sanitize_target(${t})
target_compile_definitions(${t} PRIVATE BZ_NO_STDIO=1)
if(MSVC_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_WN} -wd4127 -wd4244 -wd4267 ${warn_WX})
elseif(GNU_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_Wall} ${warn_Werror})
endif()
upx_add_target_extra_compile_options(${t} UPX_CONFIG_EXTRA_COMPILE_OPTIONS_BZIP2)
endif() # UPX_CONFIG_DISABLE_BZIP2
set(t upx_vendor_ucl)
target_include_directories(${t} PRIVATE vendor/ucl/include vendor/ucl)
upx_compile_target_debug_with_O2(${t})
upx_sanitize_target(${t})
if(MSVC_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_WN} ${warn_WX})
elseif(GNU_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_Wall} ${warn_Werror})
endif()
upx_add_target_extra_compile_options(${t} UPX_CONFIG_EXTRA_COMPILE_OPTIONS_UCL)
set(t upx_vendor_zlib)
upx_compile_target_debug_with_O2(${t})
upx_sanitize_target(${t})
target_compile_definitions(${t} PRIVATE HAVE_VSNPRINTF=1)
if(HAVE_UNISTD_H)
target_compile_definitions(${t} PRIVATE HAVE_UNISTD_H=1)
endif()
if(MSVC_FRONTEND)
target_compile_options(${t} PRIVATE -W3 ${warn_WX})
elseif(GNU_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_Wall} -Wno-cast-align -Wno-cast-qual ${warn_Werror})
endif()
upx_add_target_extra_compile_options(${t} UPX_CONFIG_EXTRA_COMPILE_OPTIONS_ZLIB)
if(NOT UPX_CONFIG_DISABLE_ZSTD)
set(t upx_vendor_zstd)
upx_compile_target_debug_with_O2(${t})
upx_sanitize_target(${t})
target_compile_definitions(${t} PRIVATE DYNAMIC_BMI2=0 ZSTD_DISABLE_ASM=1)
if(MSVC_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_WN} ${warn_WX})
elseif(GNU_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_Wall} ${warn_Werror})
endif()
upx_add_target_extra_compile_options(${t} UPX_CONFIG_EXTRA_COMPILE_OPTIONS_ZSTD)
endif() # UPX_CONFIG_DISABLE_ZSTD
set(t upx)
target_include_directories(${t} PRIVATE vendor)
target_compile_definitions(${t} PRIVATE $<$<CONFIG:Debug>:DEBUG=1>)
if(GITREV_SHORT)
target_compile_definitions(${t} PRIVATE UPX_VERSION_GITREV="${GITREV_SHORT}${GITREV_PLUS}")
if(GIT_DESCRIBE)
target_compile_definitions(${t} PRIVATE UPX_VERSION_GIT_DESCRIBE="${GIT_DESCRIBE}")
endif()
endif()
if(Threads_FOUND)
target_compile_definitions(${t} PRIVATE WITH_THREADS=1)
endif()
if(NOT UPX_CONFIG_DISABLE_WSTRICT)
target_compile_definitions(${t} PRIVATE UPX_CONFIG_DISABLE_WSTRICT=0)
endif()
if(NOT UPX_CONFIG_DISABLE_WERROR)
target_compile_definitions(${t} PRIVATE UPX_CONFIG_DISABLE_WERROR=0)
endif()
if(NOT UPX_CONFIG_DISABLE_BZIP2)
target_compile_definitions(${t} PRIVATE WITH_BZIP2=1)
endif()
if(NOT UPX_CONFIG_DISABLE_ZSTD)
target_compile_definitions(${t} PRIVATE WITH_ZSTD=1)
endif()
if(HAVE_UTIMENSAT)
target_compile_definitions(${t} PRIVATE USE_UTIMENSAT=1)
if(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
target_compile_definitions(${t} PRIVATE HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC=1)
endif()
endif()
# improve speed of the Debug versions
upx_compile_source_debug_with_O2(src/compress/compress_lzma.cpp)
upx_compile_source_debug_with_O2(src/filter/filter_impl.cpp)
#upx_compile_target_debug_with_O2(${t})
upx_sanitize_target(${t})
if(MSVC_FRONTEND)
target_compile_options(${t} PRIVATE -EHsc ${warn_WN} ${warn_WX})
elseif(GNU_FRONTEND)
target_compile_options(${t} PRIVATE ${warn_Wall} ${warn_Werror})
endif()
upx_add_target_extra_compile_options(${t} UPX_CONFIG_EXTRA_COMPILE_OPTIONS_UPX)
#***********************************************************************
# test
# ctest
# make test
# ninja test
#***********************************************************************
upx_cmake_include_hook(6_test)
if(NOT UPX_CONFIG_CMAKE_DISABLE_TEST)
include(CTest)
if(NOT CMAKE_CROSSCOMPILING OR CMAKE_CROSSCOMPILING_EMULATOR)
upx_add_test(upx-version upx --version)
upx_add_test(upx-version-short upx --version-short)
upx_add_test(upx-license upx --license)
upx_add_test(upx-help-1 upx --help)
upx_add_test(upx-help-2 upx --help-short)
upx_add_test(upx-help-3 upx --help-verbose)
upx_add_test(upx-sysinfo-1 upx --sysinfo)
upx_add_test(upx-sysinfo-2 upx --sysinfo -v)
upx_add_test(upx-sysinfo-3 upx --sysinfo -vv)
if(NOT UPX_CONFIG_DISABLE_SELF_PACK_TEST)
# IMPORTANT NOTE: these tests can only work if the host executable format
# is supported by UPX!
include("${CMAKE_CURRENT_SOURCE_DIR}/misc/cmake/self_pack_test.cmake")
endif()
endif()
endif() # UPX_CONFIG_CMAKE_DISABLE_TEST
#***********************************************************************
# install
# cmake --install .
# make install
# ninja install
#***********************************************************************
upx_cmake_include_hook(7_install)
if(NOT UPX_CONFIG_CMAKE_DISABLE_INSTALL)
# installation prefix and directories
if(NOT CMAKE_INSTALL_PREFIX)
#message(FATAL_ERROR "ERROR: CMAKE_INSTALL_PREFIX is not defined")
message(WARNING "WARNING: CMAKE_INSTALL_PREFIX is not defined")
endif()
if(CMAKE_INSTALL_PREFIX)
include(GNUInstallDirs)
endif()
# install files
if(CMAKE_INSTALL_PREFIX AND DEFINED CMAKE_INSTALL_FULL_BINDIR)
install(TARGETS upx DESTINATION "${CMAKE_INSTALL_FULL_BINDIR}")
install(FILES
COPYING LICENSE NEWS README doc/THANKS.txt doc/upx-doc.html doc/upx-doc.txt
DESTINATION "${CMAKE_INSTALL_FULL_DOCDIR}"
)
install(FILES doc/upx.1 DESTINATION "${CMAKE_INSTALL_FULL_MANDIR}/man1")
endif()
endif() # UPX_CONFIG_CMAKE_DISABLE_INSTALL
#***********************************************************************
# summary
# print some info about the build configuration
#***********************************************************************
upx_cmake_include_hook(8_summary)
upx_print_var(CMAKE_VERSION UPX_CONFIG_CMAKE_MINIMUM_REQUIRED_VERSION CMAKE_GENERATOR)
if(NOT UPX_CONFIG_CMAKE_DISABLE_PRINT_INFO)
include("${CMAKE_CURRENT_SOURCE_DIR}/misc/cmake/print_info.cmake")
endif()
upx_print_var(CMAKE_INSTALL_PREFIX CMAKE_CONFIGURATION_TYPES CMAKE_BUILD_TYPE)
if(Threads_FOUND)
message(STATUS "WITH_THREADS = 1")
elseif(UPX_CONFIG_REQUIRE_THREADS)
message(FATAL_ERROR "ERROR: WITH_THREADS required")
elseif(UPX_CONFIG_EXPECT_THREADS AND NOT UPX_CONFIG_DISABLE_THREADS)
message(FATAL_ERROR "ERROR: WITH_THREADS expected; set UPX_CONFIG_EXPECT_THREADS=OFF")
endif()
if(CMAKE_BUILD_TYPE AND NOT CMAKE_BUILD_TYPE MATCHES "^(Debug|None|Release)$")
message(WARNING "WARNING: unsupported CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}; please use \"Debug\" or \"Release\"")
endif()
# extra sanity checks to detect incompatible C vs CXX settings
if(NOT UPX_CONFIG_CMAKE_DISABLE_PLATFORM_CHECK)
upx_platform_check_mismatch(CMAKE_C_PLATFORM_ID CMAKE_CXX_PLATFORM_ID)
upx_platform_check_mismatch(CMAKE_C_COMPILER_ABI CMAKE_CXX_COMPILER_ABI)
upx_platform_check_mismatch(CMAKE_C_COMPILER_FRONTEND_VARIANT CMAKE_CXX_COMPILER_FRONTEND_VARIANT)
endif()
upx_cmake_include_hook(9_finish)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/.upx_cmake_config_done.txt" "")
# vim:set ft=cmake ts=4 sw=4 tw=0 et:
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