suyu/externals/find-modules/Findlz4.cmake
James Rowe bc30a591ba
Replace externals with Conan (#3735)
* Remove git submodules that will be loaded through conan

* Move custom Find modules to their own folder

* Use conan for downloading missing external dependencies

* CI: Change the yuzu source folder user to the user that the containers run on

* Attempt to remove dirty mingw build hack

* Install conan on the msvc build

* Only set release build type when using not using multi config generator

* Re-add qt bundled to workaround an issue with conan qt not downloading prebuilt binaries

* Add workaround for submodules that use legacy CMAKE variables

* Re-add USE_BUNDLED_QT on the msvc build bot
2020-05-08 17:09:29 -04:00

54 lines
1.5 KiB
CMake

find_package(PkgConfig QUIET)
pkg_check_modules(PC_lz4 QUIET lz4)
find_path(lz4_INCLUDE_DIR
NAMES lz4.h
PATHS ${PC_lz4_INCLUDE_DIRS}
)
find_library(lz4_LIBRARY
NAMES lz4
PATHS ${PC_lz4_LIBRARY_DIRS}
)
if(lz4_INCLUDE_DIR)
file(STRINGS "${lz4_INCLUDE_DIR}/lz4.h" _lz4_version_lines
REGEX "#define[ \t]+LZ4_VERSION_(MAJOR|MINOR|RELEASE)")
string(REGEX REPLACE ".*LZ4_VERSION_MAJOR *\([0-9]*\).*" "\\1" _lz4_version_major "${_lz4_version_lines}")
string(REGEX REPLACE ".*LZ4_VERSION_MINOR *\([0-9]*\).*" "\\1" _lz4_version_minor "${_lz4_version_lines}")
string(REGEX REPLACE ".*LZ4_VERSION_RELEASE *\([0-9]*\).*" "\\1" _lz4_version_release "${_lz4_version_lines}")
set(lz4_VERSION "${_lz4_version_major}.${_lz4_version_minor}.${_lz4_version_release}")
unset(_lz4_version_major)
unset(_lz4_version_minor)
unset(_lz4_version_release)
unset(_lz4_version_lines)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(lz4
FOUND_VAR lz4_FOUND
REQUIRED_VARS
lz4_LIBRARY
lz4_INCLUDE_DIR
VERSION_VAR lz4_VERSION
)
if(lz4_FOUND)
set(lz4_LIBRARIES ${lz4_LIBRARY})
set(lz4_INCLUDE_DIRS ${lz4_INCLUDE_DIR})
set(lz4_DEFINITIONS ${PC_lz4_CFLAGS_OTHER})
endif()
if(lz4_FOUND AND NOT TARGET lz4::lz4)
add_library(lz4::lz4 UNKNOWN IMPORTED)
set_target_properties(lz4::lz4 PROPERTIES
IMPORTED_LOCATION "${lz4_LIBRARY}"
INTERFACE_COMPILE_OPTIONS "${PC_lz4_CFLAGS_OTHER}"
INTERFACE_INCLUDE_DIRECTORIES "${lz4_INCLUDE_DIR}"
)
endif()
mark_as_advanced(
lz4_INCLUDE_DIR
lz4_LIBRARY
)