getdns/cmake/modules/FindLibev.cmake

64 lines
1.4 KiB
CMake

#[=======================================================================[.rst:
FindLibev
---------
Find the Libev library.
Imported targets
^^^^^^^^^^^^^^^^
This module defines the following :prop_tgt:`IMPORTED` targets:
``Libev::Libev``
The Libev library, if found.
Result variables
^^^^^^^^^^^^^^^^
This module will set the following variables in your project:
``Libev_FOUND``
If false, do not try to use Libev.
``LIBEV_INCLUDE_DIR``
where to find libev headers.
``LIBEV_LIBRARIES``
the libraries needed to use Libev.
``LIBEV_VERSION``
the version of the Libev library found
#]=======================================================================]
find_path(LIBEV_INCLUDE_DIR ev.h
HINTS
"${LIBEV_DIR}"
"${LIBEV_DIR}/include"
)
find_library(LIBEV_LIBRARY NAMES ev libev
HINTS
"${LIBEV_DIR}"
"${LIBEV_DIR}/lib"
)
set(LIBEV_LIBRARIES "")
if (LIBEV_INCLUDE_DIR AND LIBEV_LIBRARY)
if (NOT TARGET Libev::Libev)
add_library(Libev::Libev UNKNOWN IMPORTED)
set_target_properties(Libev::Libev PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${LIBEV_INCLUDE_DIR}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${LIBEV_LIBRARY}"
)
endif ()
endif()
list(APPEND LIBEV_LIBRARIES "${LIBEV_LIBRARY}")
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Libev
REQUIRED_VARS LIBEV_LIBRARIES LIBEV_INCLUDE_DIR
)
mark_as_advanced(LIBEV_INCLUDE_DIR LIBEV_LIBRARIES LIBEV_LIBRARY)